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-rw-r--r--Documentation/admin-guide/pm/intel_pstate.rst16
-rw-r--r--Documentation/devicetree/bindings/input/sprd,sc27xx-vibra.txt23
-rw-r--r--Documentation/driver-api/infrastructure.rst4
-rw-r--r--Documentation/filesystems/Locking7
-rw-r--r--Documentation/filesystems/vfs.txt13
-rw-r--r--Documentation/kbuild/kconfig-language.txt6
-rw-r--r--Documentation/networking/e100.rst112
-rw-r--r--Documentation/networking/e1000.rst76
-rw-r--r--Documentation/networking/strparser.txt2
-rw-r--r--Documentation/trace/histogram.txt23
-rw-r--r--Documentation/usb/gadget_configfs.txt2
-rw-r--r--Documentation/virtual/kvm/api.txt2
-rw-r--r--MAINTAINERS52
-rw-r--r--Makefile7
-rw-r--r--arch/alpha/Kconfig5
-rw-r--r--arch/alpha/lib/Makefile2
-rw-r--r--arch/alpha/lib/dec_and_lock.c44
-rw-r--r--arch/arm/Kconfig8
-rw-r--r--arch/arm/boot/dts/armada-385-synology-ds116.dts2
-rw-r--r--arch/arm/boot/dts/bcm-cygnus.dtsi24
-rw-r--r--arch/arm/boot/dts/bcm-hr2.dtsi24
-rw-r--r--arch/arm/boot/dts/bcm-nsp.dtsi32
-rw-r--r--arch/arm/boot/dts/bcm5301x.dtsi2
-rw-r--r--arch/arm/boot/dts/da850.dtsi6
-rw-r--r--arch/arm/boot/dts/imx6q.dtsi2
-rw-r--r--arch/arm/boot/dts/imx6sx.dtsi2
-rw-r--r--arch/arm/boot/dts/socfpga.dtsi4
-rw-r--r--arch/arm/boot/dts/socfpga_arria10.dtsi5
-rw-r--r--arch/arm/common/Makefile2
-rw-r--r--arch/arm/configs/multi_v7_defconfig378
-rw-r--r--arch/arm/crypto/speck-neon-core.S6
-rw-r--r--arch/arm/firmware/Makefile3
-rw-r--r--arch/arm/kernel/signal.c4
-rw-r--r--arch/arm/mach-bcm/Kconfig1
-rw-r--r--arch/arm/mach-davinci/board-da850-evm.c2
-rw-r--r--arch/arm/mach-socfpga/Kconfig1
-rw-r--r--arch/arm/net/bpf_jit_32.c2
-rw-r--r--arch/arm/xen/enlighten.c7
-rw-r--r--arch/arm64/Makefile8
-rw-r--r--arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi6
-rw-r--r--arch/arm64/boot/dts/amlogic/meson-axg-s400.dts15
-rw-r--r--arch/arm64/boot/dts/amlogic/meson-axg.dtsi4
-rw-r--r--arch/arm64/boot/dts/amlogic/meson-gx.dtsi12
-rw-r--r--arch/arm64/boot/dts/amlogic/meson-gxl-mali.dtsi2
-rw-r--r--arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts3
-rw-r--r--arch/arm64/boot/dts/amlogic/meson-gxl-s905x-p212.dtsi7
-rw-r--r--arch/arm64/boot/dts/amlogic/meson-gxl.dtsi8
-rw-r--r--arch/arm64/boot/dts/broadcom/northstar2/ns2.dtsi8
-rw-r--r--arch/arm64/boot/dts/broadcom/stingray/bcm958742k.dts4
-rw-r--r--arch/arm64/boot/dts/broadcom/stingray/bcm958742t.dts4
-rw-r--r--arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi4
-rw-r--r--arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts2
-rw-r--r--arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts2
-rw-r--r--arch/arm64/boot/dts/marvell/armada-cp110.dtsi2
-rw-r--r--arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi2
-rw-r--r--arch/arm64/boot/dts/qcom/msm8916.dtsi4
-rw-r--r--arch/arm64/boot/dts/socionext/uniphier-ld11-global.dts2
-rw-r--r--arch/arm64/boot/dts/socionext/uniphier-ld20-global.dts2
-rw-r--r--arch/arm64/configs/defconfig102
-rw-r--r--arch/arm64/crypto/aes-glue.c2
-rw-r--r--arch/arm64/include/asm/alternative.h7
-rw-r--r--arch/arm64/include/asm/kvm_host.h1
-rw-r--r--arch/arm64/include/asm/pgtable.h6
-rw-r--r--arch/arm64/include/asm/sysreg.h11
-rw-r--r--arch/arm64/kernel/alternative.c51
-rw-r--r--arch/arm64/kernel/cpufeature.c2
-rw-r--r--arch/arm64/kernel/module.c5
-rw-r--r--arch/arm64/kernel/smp.c2
-rw-r--r--arch/arm64/kvm/fpsimd.c36
-rw-r--r--arch/arm64/mm/dma-mapping.c9
-rw-r--r--arch/arm64/mm/proc.S5
-rw-r--r--arch/m68k/include/asm/mcf_pgalloc.h4
-rw-r--r--arch/microblaze/Kconfig.debug7
-rw-r--r--arch/microblaze/include/asm/setup.h5
-rw-r--r--arch/microblaze/include/asm/unistd.h2
-rw-r--r--arch/microblaze/include/uapi/asm/unistd.h2
-rw-r--r--arch/microblaze/kernel/Makefile4
-rw-r--r--arch/microblaze/kernel/heartbeat.c72
-rw-r--r--arch/microblaze/kernel/platform.c29
-rw-r--r--arch/microblaze/kernel/reset.c11
-rw-r--r--arch/microblaze/kernel/syscall_table.S2
-rw-r--r--arch/microblaze/kernel/timer.c7
-rw-r--r--arch/mips/Kconfig1
-rw-r--r--arch/mips/ath79/mach-pb44.c2
-rw-r--r--arch/mips/bcm47xx/setup.c6
-rw-r--r--arch/mips/include/asm/io.h2
-rw-r--r--arch/mips/include/asm/mipsregs.h3
-rw-r--r--arch/mips/include/uapi/asm/unistd.h18
-rw-r--r--arch/mips/kernel/entry.S8
-rw-r--r--arch/mips/kernel/mcount.S27
-rw-r--r--arch/mips/kernel/scall32-o32.S2
-rw-r--r--arch/mips/kernel/scall64-64.S2
-rw-r--r--arch/mips/kernel/scall64-n32.S2
-rw-r--r--arch/mips/kernel/scall64-o32.S2
-rw-r--r--arch/mips/kernel/signal.c3
-rw-r--r--arch/openrisc/include/asm/pgalloc.h6
-rw-r--r--arch/openrisc/kernel/entry.S8
-rw-r--r--arch/openrisc/kernel/head.S9
-rw-r--r--arch/openrisc/kernel/traps.c2
-rw-r--r--arch/parisc/Kconfig6
-rw-r--r--arch/parisc/Makefile4
-rw-r--r--arch/parisc/include/asm/signal.h8
-rw-r--r--arch/parisc/include/uapi/asm/unistd.h3
-rw-r--r--arch/parisc/kernel/drivers.c25
-rw-r--r--arch/parisc/kernel/syscall_table.S1
-rw-r--r--arch/parisc/kernel/unwind.c4
-rw-r--r--arch/powerpc/Makefile1
-rw-r--r--arch/powerpc/include/asm/book3s/32/pgalloc.h2
-rw-r--r--arch/powerpc/include/asm/book3s/64/pgtable-4k.h21
-rw-r--r--arch/powerpc/include/asm/book3s/64/pgtable-64k.h9
-rw-r--r--arch/powerpc/include/asm/book3s/64/pgtable.h5
-rw-r--r--arch/powerpc/include/asm/nmi.h2
-rw-r--r--arch/powerpc/include/asm/nohash/32/pgalloc.h2
-rw-r--r--arch/powerpc/include/asm/nohash/64/pgalloc.h1
-rw-r--r--arch/powerpc/include/asm/systbl.h1
-rw-r--r--arch/powerpc/include/asm/unistd.h2
-rw-r--r--arch/powerpc/include/uapi/asm/unistd.h1
-rw-r--r--arch/powerpc/kernel/dt_cpu_ftrs.c3
-rw-r--r--arch/powerpc/kernel/pci_32.c4
-rw-r--r--arch/powerpc/kernel/pci_64.c4
-rw-r--r--arch/powerpc/kernel/rtas.c4
-rw-r--r--arch/powerpc/kernel/setup-common.c12
-rw-r--r--arch/powerpc/kernel/setup_64.c8
-rw-r--r--arch/powerpc/kernel/signal.c4
-rw-r--r--arch/powerpc/kernel/signal_32.c8
-rw-r--r--arch/powerpc/kernel/signal_64.c4
-rw-r--r--arch/powerpc/kernel/smp.c6
-rw-r--r--arch/powerpc/kernel/stacktrace.c4
-rw-r--r--arch/powerpc/kernel/syscalls.c4
-rw-r--r--arch/powerpc/mm/hugetlbpage.c3
-rw-r--r--arch/powerpc/mm/pgtable-book3s64.c12
-rw-r--r--arch/powerpc/mm/subpage-prot.c4
-rw-r--r--arch/powerpc/mm/tlb-radix.c98
-rw-r--r--arch/powerpc/platforms/powermac/time.c29
-rw-r--r--arch/riscv/Kconfig1
-rw-r--r--arch/riscv/include/uapi/asm/elf.h9
-rw-r--r--arch/riscv/kernel/irq.c4
-rw-r--r--arch/riscv/kernel/module.c26
-rw-r--r--arch/riscv/kernel/ptrace.c2
-rw-r--r--arch/riscv/kernel/setup.c5
-rw-r--r--arch/riscv/mm/init.c2
-rw-r--r--arch/s390/Kconfig1
-rw-r--r--arch/s390/include/asm/css_chars.h62
-rw-r--r--arch/s390/kernel/compat_wrapper.c1
-rw-r--r--arch/s390/kernel/entry.S8
-rw-r--r--arch/s390/kernel/signal.c3
-rw-r--r--arch/s390/kernel/syscalls/syscall.tbl2
-rw-r--r--arch/s390/mm/pgalloc.c4
-rw-r--r--arch/s390/net/bpf_jit_comp.c1
-rw-r--r--arch/x86/Makefile6
-rw-r--r--arch/x86/boot/compressed/eboot.c2
-rw-r--r--arch/x86/crypto/aegis128-aesni-asm.S1
-rw-r--r--arch/x86/crypto/aegis128l-aesni-asm.S1
-rw-r--r--arch/x86/crypto/aegis256-aesni-asm.S1
-rw-r--r--arch/x86/crypto/morus1280-avx2-asm.S1
-rw-r--r--arch/x86/crypto/morus1280-sse2-asm.S1
-rw-r--r--arch/x86/crypto/morus640-sse2-asm.S1
-rw-r--r--arch/x86/entry/common.c2
-rw-r--r--arch/x86/entry/entry_32.S2
-rw-r--r--arch/x86/entry/entry_64_compat.S16
-rw-r--r--arch/x86/hyperv/hv_apic.c5
-rw-r--r--arch/x86/hyperv/hv_init.c5
-rw-r--r--arch/x86/include/asm/asm.h59
-rw-r--r--arch/x86/include/asm/irqflags.h2
-rw-r--r--arch/x86/include/asm/mshyperv.h5
-rw-r--r--arch/x86/include/asm/pgalloc.h3
-rw-r--r--arch/x86/include/asm/pgtable.h2
-rw-r--r--arch/x86/include/asm/pgtable_64.h4
-rw-r--r--arch/x86/include/asm/vmx.h3
-rw-r--r--arch/x86/kernel/Makefile1
-rw-r--r--arch/x86/kernel/apic/x2apic_uv_x.c60
-rw-r--r--arch/x86/kernel/cpu/cacheinfo.c2
-rw-r--r--arch/x86/kernel/cpu/common.c3
-rw-r--r--arch/x86/kernel/cpu/mcheck/mce-severity.c5
-rw-r--r--arch/x86/kernel/cpu/mcheck/mce.c44
-rw-r--r--arch/x86/kernel/cpu/microcode/intel.c5
-rw-r--r--arch/x86/kernel/cpu/mtrr/if.c3
-rw-r--r--arch/x86/kernel/e820.c15
-rw-r--r--arch/x86/kernel/head64.c2
-rw-r--r--arch/x86/kernel/irqflags.S26
-rw-r--r--arch/x86/kernel/quirks.c11
-rw-r--r--arch/x86/kernel/signal.c2
-rw-r--r--arch/x86/kernel/smpboot.c5
-rw-r--r--arch/x86/kernel/traps.c14
-rw-r--r--arch/x86/kernel/uprobes.c2
-rw-r--r--arch/x86/kvm/vmx.c67
-rw-r--r--arch/x86/kvm/x86.h9
-rw-r--r--arch/x86/mm/fault.c21
-rw-r--r--arch/x86/mm/init_64.c20
-rw-r--r--arch/x86/platform/efi/efi_64.c4
-rw-r--r--arch/x86/xen/enlighten.c7
-rw-r--r--arch/x86/xen/enlighten_pv.c1
-rw-r--r--arch/x86/xen/enlighten_pvh.c1
-rw-r--r--arch/x86/xen/smp_pv.c5
-rw-r--r--block/bio.c3
-rw-r--r--block/blk-core.c12
-rw-r--r--block/blk-mq-debugfs.c2
-rw-r--r--block/blk-mq.c13
-rw-r--r--block/blk-softirq.c1
-rw-r--r--block/blk-timeout.c1
-rw-r--r--block/sed-opal.c4
-rw-r--r--certs/blacklist.h2
-rw-r--r--crypto/af_alg.c13
-rw-r--r--crypto/algif_aead.c4
-rw-r--r--crypto/algif_skcipher.c4
-rw-r--r--crypto/asymmetric_keys/x509_cert_parser.c9
-rw-r--r--crypto/morus640.c3
-rw-r--r--crypto/sha3_generic.c2
-rw-r--r--drivers/acpi/acpi_lpss.c18
-rw-r--r--drivers/acpi/acpica/uterror.c6
-rw-r--r--drivers/acpi/battery.c9
-rw-r--r--drivers/acpi/ec.c20
-rw-r--r--drivers/acpi/osl.c72
-rw-r--r--drivers/acpi/pptt.c10
-rw-r--r--drivers/atm/iphase.c2
-rw-r--r--drivers/atm/zatm.c2
-rw-r--r--drivers/base/Makefile3
-rw-r--r--drivers/base/core.c15
-rw-r--r--drivers/base/power/domain.c23
-rw-r--r--drivers/block/drbd/drbd_req.c4
-rw-r--r--drivers/block/drbd/drbd_worker.c2
-rw-r--r--drivers/block/loop.c1
-rw-r--r--drivers/block/nbd.c42
-rw-r--r--drivers/block/null_blk.c2
-rw-r--r--drivers/bluetooth/hci_nokia.c2
-rw-r--r--drivers/char/hw_random/core.c11
-rw-r--r--drivers/char/ipmi/ipmi_si_intf.c6
-rw-r--r--drivers/char/ipmi/kcs_bmc.c31
-rw-r--r--drivers/char/random.c29
-rw-r--r--drivers/clk/Makefile2
-rw-r--r--drivers/clk/davinci/da8xx-cfgchip.c2
-rw-r--r--drivers/clk/davinci/psc.h2
-rw-r--r--drivers/clk/sunxi-ng/Makefile39
-rw-r--r--drivers/clocksource/timer-stm32.c4
-rw-r--r--drivers/cpufreq/intel_pstate.c27
-rw-r--r--drivers/cpufreq/qcom-cpufreq-kryo.c33
-rw-r--r--drivers/crypto/chelsio/chtls/chtls_io.c5
-rw-r--r--drivers/dax/super.c8
-rw-r--r--drivers/dma/k3dma.c2
-rw-r--r--drivers/dma/pl330.c2
-rw-r--r--drivers/dma/ti/omap-dma.c6
-rw-r--r--drivers/firmware/efi/libstub/tpm.c2
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu.h46
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c131
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c6
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_device.c10
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c2
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c12
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_object.c24
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c2
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h1
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c14
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h2
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c33
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c8
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c39
-rw-r--r--drivers/gpu/drm/amd/amdgpu/vce_v3_0.c4
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c65
-rw-r--r--drivers/gpu/drm/amd/include/atomfirmware.h5
-rw-r--r--drivers/gpu/drm/amd/powerplay/hwmgr/ppatomfwctrl.c96
-rw-r--r--drivers/gpu/drm/amd/powerplay/hwmgr/ppatomfwctrl.h5
-rw-r--r--drivers/gpu/drm/amd/powerplay/hwmgr/vega10_powertune.c2
-rw-r--r--drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.c4
-rw-r--r--drivers/gpu/drm/amd/powerplay/hwmgr/vega12_hwmgr.h3
-rw-r--r--drivers/gpu/drm/amd/powerplay/hwmgr/vega12_processpptables.c2
-rw-r--r--drivers/gpu/drm/amd/powerplay/inc/vega12/smu9_driver_if.h5
-rw-r--r--drivers/gpu/drm/arm/malidp_drv.c3
-rw-r--r--drivers/gpu/drm/arm/malidp_hw.c3
-rw-r--r--drivers/gpu/drm/arm/malidp_planes.c9
-rw-r--r--drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c2
-rw-r--r--drivers/gpu/drm/bridge/sil-sii8620.c365
-rw-r--r--drivers/gpu/drm/drm_drv.c14
-rw-r--r--drivers/gpu/drm/drm_property.c6
-rw-r--r--drivers/gpu/drm/exynos/exynos5433_drm_decon.c6
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_drv.c4
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_fb.c2
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_fimc.c17
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_gem.c10
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_gsc.c51
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_ipp.c110
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_plane.c2
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_rotator.c4
-rw-r--r--drivers/gpu/drm/exynos/exynos_drm_scaler.c44
-rw-r--r--drivers/gpu/drm/exynos/regs-gsc.h1
-rw-r--r--drivers/gpu/drm/i915/gvt/display.c6
-rw-r--r--drivers/gpu/drm/i915/gvt/gtt.c58
-rw-r--r--drivers/gpu/drm/i915/gvt/gtt.h2
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h24
-rw-r--r--drivers/gpu/drm/i915/i915_gem.c85
-rw-r--r--drivers/gpu/drm/i915/i915_gem_context.c2
-rw-r--r--drivers/gpu/drm/i915/i915_gem_execbuffer.c49
-rw-r--r--drivers/gpu/drm/i915/i915_irq.c12
-rw-r--r--drivers/gpu/drm/i915/i915_reg.h5
-rw-r--r--drivers/gpu/drm/i915/i915_vma.c2
-rw-r--r--drivers/gpu/drm/i915/intel_crt.c20
-rw-r--r--drivers/gpu/drm/i915/intel_display.c16
-rw-r--r--drivers/gpu/drm/i915/intel_dp.c34
-rw-r--r--drivers/gpu/drm/i915/intel_dp_mst.c6
-rw-r--r--drivers/gpu/drm/i915/intel_dsi.c6
-rw-r--r--drivers/gpu/drm/i915/intel_dvo.c6
-rw-r--r--drivers/gpu/drm/i915/intel_hdmi.c6
-rw-r--r--drivers/gpu/drm/i915/intel_lrc.c18
-rw-r--r--drivers/gpu/drm/i915/intel_lvds.c5
-rw-r--r--drivers/gpu/drm/i915/intel_sdvo.c6
-rw-r--r--drivers/gpu/drm/i915/intel_tv.c12
-rw-r--r--drivers/gpu/drm/meson/meson_drv.c12
-rw-r--r--drivers/gpu/drm/nouveau/dispnv50/curs507a.c2
-rw-r--r--drivers/gpu/drm/nouveau/dispnv50/wndw.c13
-rw-r--r--drivers/gpu/drm/qxl/qxl_display.c7
-rw-r--r--drivers/gpu/drm/sun4i/sun4i_tcon.c25
-rw-r--r--drivers/gpu/drm/udl/udl_fb.c5
-rw-r--r--drivers/gpu/drm/udl/udl_transfer.c11
-rw-r--r--drivers/hid/hid-google-hammer.c2
-rw-r--r--drivers/hid/hid-ids.h1
-rw-r--r--drivers/hid/hid-steam.c10
-rw-r--r--drivers/hid/intel-ish-hid/ipc/pci-ish.c22
-rw-r--r--drivers/hid/wacom_sys.c8
-rw-r--r--drivers/hwmon/dell-smm-hwmon.c7
-rw-r--r--drivers/hwmon/nct6775.c2
-rw-r--r--drivers/i2c/algos/i2c-algo-bit.c8
-rw-r--r--drivers/i2c/busses/i2c-gpio.c4
-rw-r--r--drivers/i2c/i2c-core-smbus.c14
-rw-r--r--drivers/iio/accel/mma8452.c2
-rw-r--r--drivers/iio/imu/inv_mpu6050/inv_mpu_core.c2
-rw-r--r--drivers/iio/light/tsl2772.c2
-rw-r--r--drivers/iio/pressure/bmp280-core.c5
-rw-r--r--drivers/infiniband/core/uverbs_main.c14
-rw-r--r--drivers/infiniband/core/verbs.c14
-rw-r--r--drivers/infiniband/hw/mlx4/mr.c7
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937 files changed, 9077 insertions, 4781 deletions
diff --git a/Documentation/admin-guide/pm/intel_pstate.rst b/Documentation/admin-guide/pm/intel_pstate.rst
index ab2fe0eda1d7..8f1d3de449b5 100644
--- a/Documentation/admin-guide/pm/intel_pstate.rst
+++ b/Documentation/admin-guide/pm/intel_pstate.rst
@@ -324,8 +324,7 @@ Global Attributes
``intel_pstate`` exposes several global attributes (files) in ``sysfs`` to
control its functionality at the system level. They are located in the
-``/sys/devices/system/cpu/cpufreq/intel_pstate/`` directory and affect all
-CPUs.
+``/sys/devices/system/cpu/intel_pstate/`` directory and affect all CPUs.
Some of them are not present if the ``intel_pstate=per_cpu_perf_limits``
argument is passed to the kernel in the command line.
@@ -379,6 +378,17 @@ argument is passed to the kernel in the command line.
but it affects the maximum possible value of per-policy P-state limits
(see `Interpretation of Policy Attributes`_ below for details).
+``hwp_dynamic_boost``
+ This attribute is only present if ``intel_pstate`` works in the
+ `active mode with the HWP feature enabled <Active Mode With HWP_>`_ in
+ the processor. If set (equal to 1), it causes the minimum P-state limit
+ to be increased dynamically for a short time whenever a task previously
+ waiting on I/O is selected to run on a given logical CPU (the purpose
+ of this mechanism is to improve performance).
+
+ This setting has no effect on logical CPUs whose minimum P-state limit
+ is directly set to the highest non-turbo P-state or above it.
+
.. _status_attr:
``status``
@@ -410,7 +420,7 @@ argument is passed to the kernel in the command line.
That only is supported in some configurations, though (for example, if
the `HWP feature is enabled in the processor <Active Mode With HWP_>`_,
the operation mode of the driver cannot be changed), and if it is not
- supported in the current configuration, writes to this attribute with
+ supported in the current configuration, writes to this attribute will
fail with an appropriate error.
Interpretation of Policy Attributes
diff --git a/Documentation/devicetree/bindings/input/sprd,sc27xx-vibra.txt b/Documentation/devicetree/bindings/input/sprd,sc27xx-vibra.txt
new file mode 100644
index 000000000000..f2ec0d4f2dff
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/sprd,sc27xx-vibra.txt
@@ -0,0 +1,23 @@
+Spreadtrum SC27xx PMIC Vibrator
+
+Required properties:
+- compatible: should be "sprd,sc2731-vibrator".
+- reg: address of vibrator control register.
+
+Example :
+
+ sc2731_pmic: pmic@0 {
+ compatible = "sprd,sc2731";
+ reg = <0>;
+ spi-max-frequency = <26000000>;
+ interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ vibrator@eb4 {
+ compatible = "sprd,sc2731-vibrator";
+ reg = <0xeb4>;
+ };
+ };
diff --git a/Documentation/driver-api/infrastructure.rst b/Documentation/driver-api/infrastructure.rst
index bee1b9a1702f..6172f3cc3d0b 100644
--- a/Documentation/driver-api/infrastructure.rst
+++ b/Documentation/driver-api/infrastructure.rst
@@ -49,10 +49,10 @@ Device Drivers Base
Device Drivers DMA Management
-----------------------------
-.. kernel-doc:: drivers/base/dma-coherent.c
+.. kernel-doc:: kernel/dma/coherent.c
:export:
-.. kernel-doc:: drivers/base/dma-mapping.c
+.. kernel-doc:: kernel/dma/mapping.c
:export:
Device drivers PnP support
diff --git a/Documentation/filesystems/Locking b/Documentation/filesystems/Locking
index 2c391338c675..37bf0a9de75c 100644
--- a/Documentation/filesystems/Locking
+++ b/Documentation/filesystems/Locking
@@ -441,8 +441,6 @@ prototypes:
int (*iterate) (struct file *, struct dir_context *);
int (*iterate_shared) (struct file *, struct dir_context *);
__poll_t (*poll) (struct file *, struct poll_table_struct *);
- struct wait_queue_head * (*get_poll_head)(struct file *, __poll_t);
- __poll_t (*poll_mask) (struct file *, __poll_t);
long (*unlocked_ioctl) (struct file *, unsigned int, unsigned long);
long (*compat_ioctl) (struct file *, unsigned int, unsigned long);
int (*mmap) (struct file *, struct vm_area_struct *);
@@ -473,7 +471,7 @@ prototypes:
};
locking rules:
- All except for ->poll_mask may block.
+ All may block.
->llseek() locking has moved from llseek to the individual llseek
implementations. If your fs is not using generic_file_llseek, you
@@ -505,9 +503,6 @@ in sys_read() and friends.
the lease within the individual filesystem to record the result of the
operation
-->poll_mask can be called with or without the waitqueue lock for the waitqueue
-returned from ->get_poll_head.
-
--------------------------- dquot_operations -------------------------------
prototypes:
int (*write_dquot) (struct dquot *);
diff --git a/Documentation/filesystems/vfs.txt b/Documentation/filesystems/vfs.txt
index 829a7b7857a4..f608180ad59d 100644
--- a/Documentation/filesystems/vfs.txt
+++ b/Documentation/filesystems/vfs.txt
@@ -857,8 +857,6 @@ struct file_operations {
ssize_t (*write_iter) (struct kiocb *, struct iov_iter *);
int (*iterate) (struct file *, struct dir_context *);
__poll_t (*poll) (struct file *, struct poll_table_struct *);
- struct wait_queue_head * (*get_poll_head)(struct file *, __poll_t);
- __poll_t (*poll_mask) (struct file *, __poll_t);
long (*unlocked_ioctl) (struct file *, unsigned int, unsigned long);
long (*compat_ioctl) (struct file *, unsigned int, unsigned long);
int (*mmap) (struct file *, struct vm_area_struct *);
@@ -903,17 +901,6 @@ otherwise noted.
activity on this file and (optionally) go to sleep until there
is activity. Called by the select(2) and poll(2) system calls
- get_poll_head: Returns the struct wait_queue_head that callers can
- wait on. Callers need to check the returned events using ->poll_mask
- once woken. Can return NULL to indicate polling is not supported,
- or any error code using the ERR_PTR convention to indicate that a
- grave error occured and ->poll_mask shall not be called.
-
- poll_mask: return the mask of EPOLL* values describing the file descriptor
- state. Called either before going to sleep on the waitqueue returned by
- get_poll_head, or after it has been woken. If ->get_poll_head and
- ->poll_mask are implemented ->poll does not need to be implement.
-
unlocked_ioctl: called by the ioctl(2) system call.
compat_ioctl: called by the ioctl(2) system call when 32 bit system calls
diff --git a/Documentation/kbuild/kconfig-language.txt b/Documentation/kbuild/kconfig-language.txt
index 3534a84d206c..64e0775a62d4 100644
--- a/Documentation/kbuild/kconfig-language.txt
+++ b/Documentation/kbuild/kconfig-language.txt
@@ -430,6 +430,12 @@ This sets the config program's title bar if the config program chooses
to use it. It should be placed at the top of the configuration, before any
other statement.
+'#' Kconfig source file comment:
+
+An unquoted '#' character anywhere in a source file line indicates
+the beginning of a source file comment. The remainder of that line
+is a comment.
+
Kconfig hints
-------------
diff --git a/Documentation/networking/e100.rst b/Documentation/networking/e100.rst
index d4d837027925..9708f5fa76de 100644
--- a/Documentation/networking/e100.rst
+++ b/Documentation/networking/e100.rst
@@ -1,3 +1,4 @@
+==============================================================
Linux* Base Driver for the Intel(R) PRO/100 Family of Adapters
==============================================================
@@ -86,83 +87,84 @@ Event Log Message Level: The driver uses the message level flag to log events
Additional Configurations
=========================
- Configuring the Driver on Different Distributions
- -------------------------------------------------
+Configuring the Driver on Different Distributions
+-------------------------------------------------
- Configuring a network driver to load properly when the system is started is
- distribution dependent. Typically, the configuration process involves adding
- an alias line to /etc/modprobe.d/*.conf as well as editing other system
- startup scripts and/or configuration files. Many popular Linux
- distributions ship with tools to make these changes for you. To learn the
- proper way to configure a network device for your system, refer to your
- distribution documentation. If during this process you are asked for the
- driver or module name, the name for the Linux Base Driver for the Intel
- PRO/100 Family of Adapters is e100.
+Configuring a network driver to load properly when the system is started
+is distribution dependent. Typically, the configuration process involves
+adding an alias line to /etc/modprobe.d/*.conf as well as editing other
+system startup scripts and/or configuration files. Many popular Linux
+distributions ship with tools to make these changes for you. To learn
+the proper way to configure a network device for your system, refer to
+your distribution documentation. If during this process you are asked
+for the driver or module name, the name for the Linux Base Driver for
+the Intel PRO/100 Family of Adapters is e100.
- As an example, if you install the e100 driver for two PRO/100 adapters
- (eth0 and eth1), add the following to a configuration file in /etc/modprobe.d/
+As an example, if you install the e100 driver for two PRO/100 adapters
+(eth0 and eth1), add the following to a configuration file in
+/etc/modprobe.d/::
alias eth0 e100
alias eth1 e100
- Viewing Link Messages
- ---------------------
- In order to see link messages and other Intel driver information on your
- console, you must set the dmesg level up to six. This can be done by
- entering the following on the command line before loading the e100 driver::
-
- dmesg -n 6
+Viewing Link Messages
+---------------------
- If you wish to see all messages issued by the driver, including debug
- messages, set the dmesg level to eight.
+In order to see link messages and other Intel driver information on your
+console, you must set the dmesg level up to six. This can be done by
+entering the following on the command line before loading the e100
+driver::
- NOTE: This setting is not saved across reboots.
+ dmesg -n 6
+If you wish to see all messages issued by the driver, including debug
+messages, set the dmesg level to eight.
- ethtool
- -------
+NOTE: This setting is not saved across reboots.
- The driver utilizes the ethtool interface for driver configuration and
- diagnostics, as well as displaying statistical information. The ethtool
- version 1.6 or later is required for this functionality.
+ethtool
+-------
- The latest release of ethtool can be found from
- https://www.kernel.org/pub/software/network/ethtool/
+The driver utilizes the ethtool interface for driver configuration and
+diagnostics, as well as displaying statistical information. The ethtool
+version 1.6 or later is required for this functionality.
- Enabling Wake on LAN* (WoL)
- ---------------------------
- WoL is provided through the ethtool* utility. For instructions on enabling
- WoL with ethtool, refer to the ethtool man page.
+The latest release of ethtool can be found from
+https://www.kernel.org/pub/software/network/ethtool/
- WoL will be enabled on the system during the next shut down or reboot. For
- this driver version, in order to enable WoL, the e100 driver must be
- loaded when shutting down or rebooting the system.
+Enabling Wake on LAN* (WoL)
+---------------------------
+WoL is provided through the ethtool* utility. For instructions on
+enabling WoL with ethtool, refer to the ethtool man page. WoL will be
+enabled on the system during the next shut down or reboot. For this
+driver version, in order to enable WoL, the e100 driver must be loaded
+when shutting down or rebooting the system.
- NAPI
- ----
+NAPI
+----
- NAPI (Rx polling mode) is supported in the e100 driver.
+NAPI (Rx polling mode) is supported in the e100 driver.
- See https://wiki.linuxfoundation.org/networking/napi for more information
- on NAPI.
+See https://wiki.linuxfoundation.org/networking/napi for more
+information on NAPI.
- Multiple Interfaces on Same Ethernet Broadcast Network
- ------------------------------------------------------
+Multiple Interfaces on Same Ethernet Broadcast Network
+------------------------------------------------------
- Due to the default ARP behavior on Linux, it is not possible to have
- one system on two IP networks in the same Ethernet broadcast domain
- (non-partitioned switch) behave as expected. All Ethernet interfaces
- will respond to IP traffic for any IP address assigned to the system.
- This results in unbalanced receive traffic.
+Due to the default ARP behavior on Linux, it is not possible to have one
+system on two IP networks in the same Ethernet broadcast domain
+(non-partitioned switch) behave as expected. All Ethernet interfaces
+will respond to IP traffic for any IP address assigned to the system.
+This results in unbalanced receive traffic.
- If you have multiple interfaces in a server, either turn on ARP
- filtering by
+If you have multiple interfaces in a server, either turn on ARP
+filtering by
- (1) entering:: echo 1 > /proc/sys/net/ipv4/conf/all/arp_filter
- (this only works if your kernel's version is higher than 2.4.5), or
+(1) entering:: echo 1 > /proc/sys/net/ipv4/conf/all/arp_filter
+ (this only works if your kernel's version is higher than 2.4.5), or
- (2) installing the interfaces in separate broadcast domains (either
- in different switches or in a switch partitioned to VLANs).
+(2) installing the interfaces in separate broadcast domains (either
+ in different switches or in a switch partitioned to VLANs).
Support
diff --git a/Documentation/networking/e1000.rst b/Documentation/networking/e1000.rst
index 616848940e63..144b87eef153 100644
--- a/Documentation/networking/e1000.rst
+++ b/Documentation/networking/e1000.rst
@@ -1,3 +1,4 @@
+===========================================================
Linux* Base Driver for Intel(R) Ethernet Network Connection
===========================================================
@@ -354,57 +355,58 @@ previously mentioned to force the adapter to the same speed and duplex.
Additional Configurations
=========================
- Jumbo Frames
- ------------
- Jumbo Frames support is enabled by changing the MTU to a value larger than
- the default of 1500. Use the ifconfig command to increase the MTU size.
- For example::
+Jumbo Frames
+------------
+Jumbo Frames support is enabled by changing the MTU to a value larger
+than the default of 1500. Use the ifconfig command to increase the MTU
+size. For example::
ifconfig eth<x> mtu 9000 up
- This setting is not saved across reboots. It can be made permanent if
- you add::
+This setting is not saved across reboots. It can be made permanent if
+you add::
MTU=9000
- to the file /etc/sysconfig/network-scripts/ifcfg-eth<x>. This example
- applies to the Red Hat distributions; other distributions may store this
- setting in a different location.
+to the file /etc/sysconfig/network-scripts/ifcfg-eth<x>. This example
+applies to the Red Hat distributions; other distributions may store this
+setting in a different location.
+
+Notes: Degradation in throughput performance may be observed in some
+Jumbo frames environments. If this is observed, increasing the
+application's socket buffer size and/or increasing the
+/proc/sys/net/ipv4/tcp_*mem entry values may help. See the specific
+application manual and /usr/src/linux*/Documentation/
+networking/ip-sysctl.txt for more details.
- Notes:
- Degradation in throughput performance may be observed in some Jumbo frames
- environments. If this is observed, increasing the application's socket buffer
- size and/or increasing the /proc/sys/net/ipv4/tcp_*mem entry values may help.
- See the specific application manual and /usr/src/linux*/Documentation/
- networking/ip-sysctl.txt for more details.
+- The maximum MTU setting for Jumbo Frames is 16110. This value
+ coincides with the maximum Jumbo Frames size of 16128.
- - The maximum MTU setting for Jumbo Frames is 16110. This value coincides
- with the maximum Jumbo Frames size of 16128.
+- Using Jumbo frames at 10 or 100 Mbps is not supported and may result
+ in poor performance or loss of link.
- - Using Jumbo frames at 10 or 100 Mbps is not supported and may result in
- poor performance or loss of link.
+- Adapters based on the Intel(R) 82542 and 82573V/E controller do not
+ support Jumbo Frames. These correspond to the following product names:
+ Intel(R) PRO/1000 Gigabit Server Adapter Intel(R) PRO/1000 PM Network
+ Connection
- - Adapters based on the Intel(R) 82542 and 82573V/E controller do not
- support Jumbo Frames. These correspond to the following product names:
- Intel(R) PRO/1000 Gigabit Server Adapter
- Intel(R) PRO/1000 PM Network Connection
+ethtool
+-------
+The driver utilizes the ethtool interface for driver configuration and
+diagnostics, as well as displaying statistical information. The ethtool
+version 1.6 or later is required for this functionality.
- ethtool
- -------
- The driver utilizes the ethtool interface for driver configuration and
- diagnostics, as well as displaying statistical information. The ethtool
- version 1.6 or later is required for this functionality.
+The latest release of ethtool can be found from
+https://www.kernel.org/pub/software/network/ethtool/
- The latest release of ethtool can be found from
- https://www.kernel.org/pub/software/network/ethtool/
+Enabling Wake on LAN* (WoL)
+---------------------------
+WoL is configured through the ethtool* utility.
- Enabling Wake on LAN* (WoL)
- ---------------------------
- WoL is configured through the ethtool* utility.
+WoL will be enabled on the system during the next shut down or reboot.
+For this driver version, in order to enable WoL, the e1000 driver must be
+loaded when shutting down or rebooting the system.
- WoL will be enabled on the system during the next shut down or reboot.
- For this driver version, in order to enable WoL, the e1000 driver must be
- loaded when shutting down or rebooting the system.
Support
=======
diff --git a/Documentation/networking/strparser.txt b/Documentation/networking/strparser.txt
index 13081b3decef..a7d354ddda7b 100644
--- a/Documentation/networking/strparser.txt
+++ b/Documentation/networking/strparser.txt
@@ -48,7 +48,7 @@ void strp_pause(struct strparser *strp)
Temporarily pause a stream parser. Message parsing is suspended
and no new messages are delivered to the upper layer.
-void strp_pause(struct strparser *strp)
+void strp_unpause(struct strparser *strp)
Unpause a paused stream parser.
diff --git a/Documentation/trace/histogram.txt b/Documentation/trace/histogram.txt
index e73bcf9cb5f3..7ffea6aa22e3 100644
--- a/Documentation/trace/histogram.txt
+++ b/Documentation/trace/histogram.txt
@@ -1729,35 +1729,35 @@ If a variable isn't a key variable or prefixed with 'vals=', the
associated event field will be saved in a variable but won't be summed
as a value:
- # echo 'hist:keys=next_pid:ts1=common_timestamp ... >> event/trigger
+ # echo 'hist:keys=next_pid:ts1=common_timestamp ...' >> event/trigger
Multiple variables can be assigned at the same time. The below would
result in both ts0 and b being created as variables, with both
common_timestamp and field1 additionally being summed as values:
- # echo 'hist:keys=pid:vals=$ts0,$b:ts0=common_timestamp,b=field1 ... >> \
+ # echo 'hist:keys=pid:vals=$ts0,$b:ts0=common_timestamp,b=field1 ...' >> \
event/trigger
Note that variable assignments can appear either preceding or
following their use. The command below behaves identically to the
command above:
- # echo 'hist:keys=pid:ts0=common_timestamp,b=field1:vals=$ts0,$b ... >> \
+ # echo 'hist:keys=pid:ts0=common_timestamp,b=field1:vals=$ts0,$b ...' >> \
event/trigger
Any number of variables not bound to a 'vals=' prefix can also be
assigned by simply separating them with colons. Below is the same
thing but without the values being summed in the histogram:
- # echo 'hist:keys=pid:ts0=common_timestamp:b=field1 ... >> event/trigger
+ # echo 'hist:keys=pid:ts0=common_timestamp:b=field1 ...' >> event/trigger
Variables set as above can be referenced and used in expressions on
another event.
For example, here's how a latency can be calculated:
- # echo 'hist:keys=pid,prio:ts0=common_timestamp ... >> event1/trigger
- # echo 'hist:keys=next_pid:wakeup_lat=common_timestamp-$ts0 ... >> event2/trigger
+ # echo 'hist:keys=pid,prio:ts0=common_timestamp ...' >> event1/trigger
+ # echo 'hist:keys=next_pid:wakeup_lat=common_timestamp-$ts0 ...' >> event2/trigger
In the first line above, the event's timetamp is saved into the
variable ts0. In the next line, ts0 is subtracted from the second
@@ -1766,7 +1766,7 @@ yet another variable, 'wakeup_lat'. The hist trigger below in turn
makes use of the wakeup_lat variable to compute a combined latency
using the same key and variable from yet another event:
- # echo 'hist:key=pid:wakeupswitch_lat=$wakeup_lat+$switchtime_lat ... >> event3/trigger
+ # echo 'hist:key=pid:wakeupswitch_lat=$wakeup_lat+$switchtime_lat ...' >> event3/trigger
2.2.2 Synthetic Events
----------------------
@@ -1807,10 +1807,11 @@ the command that defined it with a '!':
At this point, there isn't yet an actual 'wakeup_latency' event
instantiated in the event subsytem - for this to happen, a 'hist
trigger action' needs to be instantiated and bound to actual fields
-and variables defined on other events (see Section 6.3.3 below).
+and variables defined on other events (see Section 2.2.3 below on
+how that is done using hist trigger 'onmatch' action). Once that is
+done, the 'wakeup_latency' synthetic event instance is created.
-Once that is done, an event instance is created, and a histogram can
-be defined using it:
+A histogram can now be defined for the new synthetic event:
# echo 'hist:keys=pid,prio,lat.log2:sort=pid,lat' >> \
/sys/kernel/debug/tracing/events/synthetic/wakeup_latency/trigger
@@ -1960,7 +1961,7 @@ hist trigger specification.
back to that pid, the timestamp difference is calculated. If the
resulting latency, stored in wakeup_lat, exceeds the current
maximum latency, the values specified in the save() fields are
- recoreded:
+ recorded:
# echo 'hist:keys=pid:ts0=common_timestamp.usecs \
if comm=="cyclictest"' >> \
diff --git a/Documentation/usb/gadget_configfs.txt b/Documentation/usb/gadget_configfs.txt
index 635e57493709..b8cb38a98c19 100644
--- a/Documentation/usb/gadget_configfs.txt
+++ b/Documentation/usb/gadget_configfs.txt
@@ -226,7 +226,7 @@ $ rm configs/<config name>.<number>/<function>
where <config name>.<number> specify the configuration and <function> is
a symlink to a function being removed from the configuration, e.g.:
-$ rm configfs/c.1/ncm.usb0
+$ rm configs/c.1/ncm.usb0
...
...
diff --git a/Documentation/virtual/kvm/api.txt b/Documentation/virtual/kvm/api.txt
index 495b7742ab58..d10944e619d3 100644
--- a/Documentation/virtual/kvm/api.txt
+++ b/Documentation/virtual/kvm/api.txt
@@ -4610,7 +4610,7 @@ This capability indicates that kvm will implement the interfaces to handle
reset, migration and nested KVM for branch prediction blocking. The stfle
facility 82 should not be provided to the guest without this capability.
-8.14 KVM_CAP_HYPERV_TLBFLUSH
+8.18 KVM_CAP_HYPERV_TLBFLUSH
Architectures: x86
diff --git a/MAINTAINERS b/MAINTAINERS
index 9d5eeff51b5f..96e98e206b0d 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -2971,9 +2971,13 @@ N: bcm585*
N: bcm586*
N: bcm88312
N: hr2
-F: arch/arm64/boot/dts/broadcom/ns2*
+N: stingray
+F: arch/arm64/boot/dts/broadcom/northstar2/*
+F: arch/arm64/boot/dts/broadcom/stingray/*
F: drivers/clk/bcm/clk-ns*
+F: drivers/clk/bcm/clk-sr*
F: drivers/pinctrl/bcm/pinctrl-ns*
+F: include/dt-bindings/clock/bcm-sr*
BROADCOM KONA GPIO DRIVER
M: Ray Jui <rjui@broadcom.com>
@@ -4360,12 +4364,7 @@ L: iommu@lists.linux-foundation.org
T: git git://git.infradead.org/users/hch/dma-mapping.git
W: http://git.infradead.org/users/hch/dma-mapping.git
S: Supported
-F: lib/dma-debug.c
-F: lib/dma-direct.c
-F: lib/dma-noncoherent.c
-F: lib/dma-virt.c
-F: drivers/base/dma-mapping.c
-F: drivers/base/dma-coherent.c
+F: kernel/dma/
F: include/asm-generic/dma-mapping.h
F: include/linux/dma-direct.h
F: include/linux/dma-mapping.h
@@ -5674,7 +5673,7 @@ F: drivers/crypto/caam/
F: Documentation/devicetree/bindings/crypto/fsl-sec4.txt
FREESCALE DIU FRAMEBUFFER DRIVER
-M: Timur Tabi <timur@tabi.org>
+M: Timur Tabi <timur@kernel.org>
L: linux-fbdev@vger.kernel.org
S: Maintained
F: drivers/video/fbdev/fsl-diu-fb.*
@@ -5774,7 +5773,7 @@ S: Maintained
F: drivers/net/wan/fsl_ucc_hdlc*
FREESCALE QUICC ENGINE UCC UART DRIVER
-M: Timur Tabi <timur@tabi.org>
+M: Timur Tabi <timur@kernel.org>
L: linuxppc-dev@lists.ozlabs.org
S: Maintained
F: drivers/tty/serial/ucc_uart.c
@@ -5798,7 +5797,7 @@ F: drivers/net/ethernet/freescale/fs_enet/
F: include/linux/fs_enet_pd.h
FREESCALE SOC SOUND DRIVERS
-M: Timur Tabi <timur@tabi.org>
+M: Timur Tabi <timur@kernel.org>
M: Nicolin Chen <nicoleotsuka@gmail.com>
M: Xiubo Li <Xiubo.Lee@gmail.com>
R: Fabio Estevam <fabio.estevam@nxp.com>
@@ -9756,6 +9755,11 @@ L: linux-scsi@vger.kernel.org
S: Maintained
F: drivers/scsi/NCR_D700.*
+NCSI LIBRARY:
+M: Samuel Mendoza-Jonas <sam@mendozajonas.com>
+S: Maintained
+F: net/ncsi/
+
NCT6775 HARDWARE MONITOR DRIVER
M: Guenter Roeck <linux@roeck-us.net>
L: linux-hwmon@vger.kernel.org
@@ -9882,6 +9886,7 @@ M: Andrew Lunn <andrew@lunn.ch>
M: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
M: Florian Fainelli <f.fainelli@gmail.com>
S: Maintained
+F: Documentation/devicetree/bindings/net/dsa/
F: net/dsa/
F: include/net/dsa.h
F: include/linux/dsa/
@@ -11476,6 +11481,15 @@ W: http://wireless.kernel.org/en/users/Drivers/p54
S: Obsolete
F: drivers/net/wireless/intersil/prism54/
+PROC FILESYSTEM
+R: Alexey Dobriyan <adobriyan@gmail.com>
+L: linux-kernel@vger.kernel.org
+L: linux-fsdevel@vger.kernel.org
+S: Maintained
+F: fs/proc/
+F: include/linux/proc_fs.h
+F: tools/testing/selftests/proc/
+
PROC SYSCTL
M: "Luis R. Rodriguez" <mcgrof@kernel.org>
M: Kees Cook <keescook@chromium.org>
@@ -11808,9 +11822,9 @@ F: Documentation/devicetree/bindings/opp/kryo-cpufreq.txt
F: drivers/cpufreq/qcom-cpufreq-kryo.c
QUALCOMM EMAC GIGABIT ETHERNET DRIVER
-M: Timur Tabi <timur@codeaurora.org>
+M: Timur Tabi <timur@kernel.org>
L: netdev@vger.kernel.org
-S: Supported
+S: Maintained
F: drivers/net/ethernet/qualcomm/emac/
QUALCOMM HEXAGON ARCHITECTURE
@@ -11821,7 +11835,7 @@ S: Supported
F: arch/hexagon/
QUALCOMM HIDMA DRIVER
-M: Sinan Kaya <okaya@codeaurora.org>
+M: Sinan Kaya <okaya@kernel.org>
L: linux-arm-kernel@lists.infradead.org
L: linux-arm-msm@vger.kernel.org
L: dmaengine@vger.kernel.org
@@ -13648,7 +13662,7 @@ M: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
L: iommu@lists.linux-foundation.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/konrad/swiotlb.git
S: Supported
-F: lib/swiotlb.c
+F: kernel/dma/swiotlb.c
F: arch/*/kernel/pci-swiotlb.c
F: include/linux/swiotlb.h
@@ -15572,9 +15586,17 @@ M: x86@kernel.org
L: linux-kernel@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/core
S: Maintained
+F: Documentation/devicetree/bindings/x86/
F: Documentation/x86/
F: arch/x86/
+X86 ENTRY CODE
+M: Andy Lutomirski <luto@kernel.org>
+L: linux-kernel@vger.kernel.org
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/asm
+S: Maintained
+F: arch/x86/entry/
+
X86 MCE INFRASTRUCTURE
M: Tony Luck <tony.luck@intel.com>
M: Borislav Petkov <bp@alien8.de>
@@ -15597,7 +15619,7 @@ F: drivers/platform/x86/
F: drivers/platform/olpc/
X86 VDSO
-M: Andy Lutomirski <luto@amacapital.net>
+M: Andy Lutomirski <luto@kernel.org>
L: linux-kernel@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/vdso
S: Maintained
diff --git a/Makefile b/Makefile
index ca2af1ab91eb..d15ac32afbaf 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@
VERSION = 4
PATCHLEVEL = 18
SUBLEVEL = 0
-EXTRAVERSION = -rc1
+EXTRAVERSION = -rc3
NAME = Merciless Moray
# *DOCUMENTATION*
@@ -507,11 +507,6 @@ ifeq ($(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-goto.sh $(CC) $(KBUILD_CFLA
KBUILD_AFLAGS += -DCC_HAVE_ASM_GOTO
endif
-ifeq ($(shell $(CONFIG_SHELL) $(srctree)/scripts/cc-can-link.sh $(CC)), y)
- CC_CAN_LINK := y
- export CC_CAN_LINK
-endif
-
# The expansion should be delayed until arch/$(SRCARCH)/Makefile is included.
# Some architectures define CROSS_COMPILE in arch/$(SRCARCH)/Makefile.
# CC_VERSION_TEXT is referenced from Kconfig (so it needs export),
diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig
index 0c4805a572c8..04a4a138ed13 100644
--- a/arch/alpha/Kconfig
+++ b/arch/alpha/Kconfig
@@ -555,11 +555,6 @@ config SMP
If you don't know what to do here, say N.
-config HAVE_DEC_LOCK
- bool
- depends on SMP
- default y
-
config NR_CPUS
int "Maximum number of CPUs (2-32)"
range 2 32
diff --git a/arch/alpha/lib/Makefile b/arch/alpha/lib/Makefile
index 04f9729de57c..854d5e79979e 100644
--- a/arch/alpha/lib/Makefile
+++ b/arch/alpha/lib/Makefile
@@ -35,8 +35,6 @@ lib-y = __divqu.o __remqu.o __divlu.o __remlu.o \
callback_srm.o srm_puts.o srm_printk.o \
fls.o
-lib-$(CONFIG_SMP) += dec_and_lock.o
-
# The division routines are built from single source, with different defines.
AFLAGS___divqu.o = -DDIV
AFLAGS___remqu.o = -DREM
diff --git a/arch/alpha/lib/dec_and_lock.c b/arch/alpha/lib/dec_and_lock.c
deleted file mode 100644
index a117707f57fe..000000000000
--- a/arch/alpha/lib/dec_and_lock.c
+++ /dev/null
@@ -1,44 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * arch/alpha/lib/dec_and_lock.c
- *
- * ll/sc version of atomic_dec_and_lock()
- *
- */
-
-#include <linux/spinlock.h>
-#include <linux/atomic.h>
-#include <linux/export.h>
-
- asm (".text \n\
- .global _atomic_dec_and_lock \n\
- .ent _atomic_dec_and_lock \n\
- .align 4 \n\
-_atomic_dec_and_lock: \n\
- .prologue 0 \n\
-1: ldl_l $1, 0($16) \n\
- subl $1, 1, $1 \n\
- beq $1, 2f \n\
- stl_c $1, 0($16) \n\
- beq $1, 4f \n\
- mb \n\
- clr $0 \n\
- ret \n\
-2: br $29, 3f \n\
-3: ldgp $29, 0($29) \n\
- br $atomic_dec_and_lock_1..ng \n\
- .subsection 2 \n\
-4: br 1b \n\
- .previous \n\
- .end _atomic_dec_and_lock");
-
-static int __used atomic_dec_and_lock_1(atomic_t *atomic, spinlock_t *lock)
-{
- /* Slow path */
- spin_lock(lock);
- if (atomic_dec_and_test(atomic))
- return 1;
- spin_unlock(lock);
- return 0;
-}
-EXPORT_SYMBOL(_atomic_dec_and_lock);
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 54eeb8d00bc6..843edfd000be 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1245,8 +1245,14 @@ config PCI
VESA. If you have PCI, say Y, otherwise N.
config PCI_DOMAINS
- bool
+ bool "Support for multiple PCI domains"
depends on PCI
+ help
+ Enable PCI domains kernel management. Say Y if your machine
+ has a PCI bus hierarchy that requires more than one PCI
+ domain (aka segment) to be correctly managed. Say N otherwise.
+
+ If you don't know what to do here, say N.
config PCI_DOMAINS_GENERIC
def_bool PCI_DOMAINS
diff --git a/arch/arm/boot/dts/armada-385-synology-ds116.dts b/arch/arm/boot/dts/armada-385-synology-ds116.dts
index 6782ce481ac9..d8769956cbfc 100644
--- a/arch/arm/boot/dts/armada-385-synology-ds116.dts
+++ b/arch/arm/boot/dts/armada-385-synology-ds116.dts
@@ -139,7 +139,7 @@
3700 5
3900 6
4000 7>;
- cooling-cells = <2>;
+ #cooling-cells = <2>;
};
gpio-leds {
diff --git a/arch/arm/boot/dts/bcm-cygnus.dtsi b/arch/arm/boot/dts/bcm-cygnus.dtsi
index 9fe4f5a6379e..2c4df2d2d4a6 100644
--- a/arch/arm/boot/dts/bcm-cygnus.dtsi
+++ b/arch/arm/boot/dts/bcm-cygnus.dtsi
@@ -216,7 +216,7 @@
reg = <0x18008000 0x100>;
#address-cells = <1>;
#size-cells = <0>;
- interrupts = <GIC_SPI 85 IRQ_TYPE_NONE>;
+ interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>;
clock-frequency = <100000>;
status = "disabled";
};
@@ -245,7 +245,7 @@
reg = <0x1800b000 0x100>;
#address-cells = <1>;
#size-cells = <0>;
- interrupts = <GIC_SPI 86 IRQ_TYPE_NONE>;
+ interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>;
clock-frequency = <100000>;
status = "disabled";
};
@@ -256,7 +256,7 @@
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 0>;
- interrupt-map = <0 0 0 0 &gic GIC_SPI 100 IRQ_TYPE_NONE>;
+ interrupt-map = <0 0 0 0 &gic GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>;
linux,pci-domain = <0>;
@@ -278,10 +278,10 @@
compatible = "brcm,iproc-msi";
msi-controller;
interrupt-parent = <&gic>;
- interrupts = <GIC_SPI 96 IRQ_TYPE_NONE>,
- <GIC_SPI 97 IRQ_TYPE_NONE>,
- <GIC_SPI 98 IRQ_TYPE_NONE>,
- <GIC_SPI 99 IRQ_TYPE_NONE>;
+ interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 99 IRQ_TYPE_LEVEL_HIGH>;
};
};
@@ -291,7 +291,7 @@
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 0>;
- interrupt-map = <0 0 0 0 &gic GIC_SPI 106 IRQ_TYPE_NONE>;
+ interrupt-map = <0 0 0 0 &gic GIC_SPI 106 IRQ_TYPE_LEVEL_HIGH>;
linux,pci-domain = <1>;
@@ -313,10 +313,10 @@
compatible = "brcm,iproc-msi";
msi-controller;
interrupt-parent = <&gic>;
- interrupts = <GIC_SPI 102 IRQ_TYPE_NONE>,
- <GIC_SPI 103 IRQ_TYPE_NONE>,
- <GIC_SPI 104 IRQ_TYPE_NONE>,
- <GIC_SPI 105 IRQ_TYPE_NONE>;
+ interrupts = <GIC_SPI 102 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 103 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 104 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 105 IRQ_TYPE_LEVEL_HIGH>;
};
};
diff --git a/arch/arm/boot/dts/bcm-hr2.dtsi b/arch/arm/boot/dts/bcm-hr2.dtsi
index 3f9cedd8011f..3084a7c95733 100644
--- a/arch/arm/boot/dts/bcm-hr2.dtsi
+++ b/arch/arm/boot/dts/bcm-hr2.dtsi
@@ -264,7 +264,7 @@
reg = <0x38000 0x50>;
#address-cells = <1>;
#size-cells = <0>;
- interrupts = <GIC_SPI 95 IRQ_TYPE_NONE>;
+ interrupts = <GIC_SPI 95 IRQ_TYPE_LEVEL_HIGH>;
clock-frequency = <100000>;
};
@@ -279,7 +279,7 @@
reg = <0x3b000 0x50>;
#address-cells = <1>;
#size-cells = <0>;
- interrupts = <GIC_SPI 96 IRQ_TYPE_NONE>;
+ interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_HIGH>;
clock-frequency = <100000>;
};
};
@@ -300,7 +300,7 @@
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 0>;
- interrupt-map = <0 0 0 0 &gic GIC_SPI 186 IRQ_TYPE_NONE>;
+ interrupt-map = <0 0 0 0 &gic GIC_SPI 186 IRQ_TYPE_LEVEL_HIGH>;
linux,pci-domain = <0>;
@@ -322,10 +322,10 @@
compatible = "brcm,iproc-msi";
msi-controller;
interrupt-parent = <&gic>;
- interrupts = <GIC_SPI 182 IRQ_TYPE_NONE>,
- <GIC_SPI 183 IRQ_TYPE_NONE>,
- <GIC_SPI 184 IRQ_TYPE_NONE>,
- <GIC_SPI 185 IRQ_TYPE_NONE>;
+ interrupts = <GIC_SPI 182 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 183 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 184 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 185 IRQ_TYPE_LEVEL_HIGH>;
brcm,pcie-msi-inten;
};
};
@@ -336,7 +336,7 @@
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 0>;
- interrupt-map = <0 0 0 0 &gic GIC_SPI 192 IRQ_TYPE_NONE>;
+ interrupt-map = <0 0 0 0 &gic GIC_SPI 192 IRQ_TYPE_LEVEL_HIGH>;
linux,pci-domain = <1>;
@@ -358,10 +358,10 @@
compatible = "brcm,iproc-msi";
msi-controller;
interrupt-parent = <&gic>;
- interrupts = <GIC_SPI 188 IRQ_TYPE_NONE>,
- <GIC_SPI 189 IRQ_TYPE_NONE>,
- <GIC_SPI 190 IRQ_TYPE_NONE>,
- <GIC_SPI 191 IRQ_TYPE_NONE>;
+ interrupts = <GIC_SPI 188 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 189 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 190 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 191 IRQ_TYPE_LEVEL_HIGH>;
brcm,pcie-msi-inten;
};
};
diff --git a/arch/arm/boot/dts/bcm-nsp.dtsi b/arch/arm/boot/dts/bcm-nsp.dtsi
index dcc55aa84583..09ba85046322 100644
--- a/arch/arm/boot/dts/bcm-nsp.dtsi
+++ b/arch/arm/boot/dts/bcm-nsp.dtsi
@@ -391,7 +391,7 @@
reg = <0x38000 0x50>;
#address-cells = <1>;
#size-cells = <0>;
- interrupts = <GIC_SPI 89 IRQ_TYPE_NONE>;
+ interrupts = <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>;
clock-frequency = <100000>;
dma-coherent;
status = "disabled";
@@ -496,7 +496,7 @@
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 0>;
- interrupt-map = <0 0 0 0 &gic GIC_SPI 131 IRQ_TYPE_NONE>;
+ interrupt-map = <0 0 0 0 &gic GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH>;
linux,pci-domain = <0>;
@@ -519,10 +519,10 @@
compatible = "brcm,iproc-msi";
msi-controller;
interrupt-parent = <&gic>;
- interrupts = <GIC_SPI 127 IRQ_TYPE_NONE>,
- <GIC_SPI 128 IRQ_TYPE_NONE>,
- <GIC_SPI 129 IRQ_TYPE_NONE>,
- <GIC_SPI 130 IRQ_TYPE_NONE>;
+ interrupts = <GIC_SPI 127 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 128 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 129 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 130 IRQ_TYPE_LEVEL_HIGH>;
brcm,pcie-msi-inten;
};
};
@@ -533,7 +533,7 @@
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 0>;
- interrupt-map = <0 0 0 0 &gic GIC_SPI 137 IRQ_TYPE_NONE>;
+ interrupt-map = <0 0 0 0 &gic GIC_SPI 137 IRQ_TYPE_LEVEL_HIGH>;
linux,pci-domain = <1>;
@@ -556,10 +556,10 @@
compatible = "brcm,iproc-msi";
msi-controller;
interrupt-parent = <&gic>;
- interrupts = <GIC_SPI 133 IRQ_TYPE_NONE>,
- <GIC_SPI 134 IRQ_TYPE_NONE>,
- <GIC_SPI 135 IRQ_TYPE_NONE>,
- <GIC_SPI 136 IRQ_TYPE_NONE>;
+ interrupts = <GIC_SPI 133 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 134 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 135 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 136 IRQ_TYPE_LEVEL_HIGH>;
brcm,pcie-msi-inten;
};
};
@@ -570,7 +570,7 @@
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 0>;
- interrupt-map = <0 0 0 0 &gic GIC_SPI 143 IRQ_TYPE_NONE>;
+ interrupt-map = <0 0 0 0 &gic GIC_SPI 143 IRQ_TYPE_LEVEL_HIGH>;
linux,pci-domain = <2>;
@@ -593,10 +593,10 @@
compatible = "brcm,iproc-msi";
msi-controller;
interrupt-parent = <&gic>;
- interrupts = <GIC_SPI 139 IRQ_TYPE_NONE>,
- <GIC_SPI 140 IRQ_TYPE_NONE>,
- <GIC_SPI 141 IRQ_TYPE_NONE>,
- <GIC_SPI 142 IRQ_TYPE_NONE>;
+ interrupts = <GIC_SPI 139 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 140 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 141 IRQ_TYPE_LEVEL_HIGH>,
+ <GIC_SPI 142 IRQ_TYPE_LEVEL_HIGH>;
brcm,pcie-msi-inten;
};
};
diff --git a/arch/arm/boot/dts/bcm5301x.dtsi b/arch/arm/boot/dts/bcm5301x.dtsi
index 9a076c409f4e..ef995e50ee12 100644
--- a/arch/arm/boot/dts/bcm5301x.dtsi
+++ b/arch/arm/boot/dts/bcm5301x.dtsi
@@ -365,7 +365,7 @@
i2c0: i2c@18009000 {
compatible = "brcm,iproc-i2c";
reg = <0x18009000 0x50>;
- interrupts = <GIC_SPI 121 IRQ_TYPE_NONE>;
+ interrupts = <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>;
#address-cells = <1>;
#size-cells = <0>;
clock-frequency = <100000>;
diff --git a/arch/arm/boot/dts/da850.dtsi b/arch/arm/boot/dts/da850.dtsi
index f6f1597b03df..0f4f817a9e22 100644
--- a/arch/arm/boot/dts/da850.dtsi
+++ b/arch/arm/boot/dts/da850.dtsi
@@ -549,11 +549,7 @@
gpio-controller;
#gpio-cells = <2>;
reg = <0x226000 0x1000>;
- interrupts = <42 IRQ_TYPE_EDGE_BOTH
- 43 IRQ_TYPE_EDGE_BOTH 44 IRQ_TYPE_EDGE_BOTH
- 45 IRQ_TYPE_EDGE_BOTH 46 IRQ_TYPE_EDGE_BOTH
- 47 IRQ_TYPE_EDGE_BOTH 48 IRQ_TYPE_EDGE_BOTH
- 49 IRQ_TYPE_EDGE_BOTH 50 IRQ_TYPE_EDGE_BOTH>;
+ interrupts = <42 43 44 45 46 47 48 49 50>;
ti,ngpio = <144>;
ti,davinci-gpio-unbanked = <0>;
status = "disabled";
diff --git a/arch/arm/boot/dts/imx6q.dtsi b/arch/arm/boot/dts/imx6q.dtsi
index 70483ce72ba6..77f8f030dd07 100644
--- a/arch/arm/boot/dts/imx6q.dtsi
+++ b/arch/arm/boot/dts/imx6q.dtsi
@@ -90,7 +90,7 @@
clocks = <&clks IMX6Q_CLK_ECSPI5>,
<&clks IMX6Q_CLK_ECSPI5>;
clock-names = "ipg", "per";
- dmas = <&sdma 11 7 1>, <&sdma 12 7 2>;
+ dmas = <&sdma 11 8 1>, <&sdma 12 8 2>;
dma-names = "rx", "tx";
status = "disabled";
};
diff --git a/arch/arm/boot/dts/imx6sx.dtsi b/arch/arm/boot/dts/imx6sx.dtsi
index d8b94f47498b..4e4a55aad5c9 100644
--- a/arch/arm/boot/dts/imx6sx.dtsi
+++ b/arch/arm/boot/dts/imx6sx.dtsi
@@ -1344,7 +1344,7 @@
ranges = <0x81000000 0 0 0x08f80000 0 0x00010000 /* downstream I/O */
0x82000000 0 0x08000000 0x08000000 0 0x00f00000>; /* non-prefetchable memory */
num-lanes = <1>;
- interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>;
+ interrupts = <GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "msi";
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 0x7>;
diff --git a/arch/arm/boot/dts/socfpga.dtsi b/arch/arm/boot/dts/socfpga.dtsi
index 486d4e7433ed..b38f8c240558 100644
--- a/arch/arm/boot/dts/socfpga.dtsi
+++ b/arch/arm/boot/dts/socfpga.dtsi
@@ -748,13 +748,13 @@
nand0: nand@ff900000 {
#address-cells = <0x1>;
#size-cells = <0x1>;
- compatible = "denali,denali-nand-dt";
+ compatible = "altr,socfpga-denali-nand";
reg = <0xff900000 0x100000>,
<0xffb80000 0x10000>;
reg-names = "nand_data", "denali_reg";
interrupts = <0x0 0x90 0x4>;
dma-mask = <0xffffffff>;
- clocks = <&nand_clk>;
+ clocks = <&nand_x_clk>;
status = "disabled";
};
diff --git a/arch/arm/boot/dts/socfpga_arria10.dtsi b/arch/arm/boot/dts/socfpga_arria10.dtsi
index bead79e4b2aa..791ca15c799e 100644
--- a/arch/arm/boot/dts/socfpga_arria10.dtsi
+++ b/arch/arm/boot/dts/socfpga_arria10.dtsi
@@ -593,8 +593,7 @@
#size-cells = <0>;
reg = <0xffda5000 0x100>;
interrupts = <0 102 4>;
- num-chipselect = <4>;
- bus-num = <0>;
+ num-cs = <4>;
/*32bit_access;*/
tx-dma-channel = <&pdma 16>;
rx-dma-channel = <&pdma 17>;
@@ -633,7 +632,7 @@
nand: nand@ffb90000 {
#address-cells = <1>;
#size-cells = <1>;
- compatible = "denali,denali-nand-dt", "altr,socfpga-denali-nand";
+ compatible = "altr,socfpga-denali-nand";
reg = <0xffb90000 0x72000>,
<0xffb80000 0x10000>;
reg-names = "nand_data", "denali_reg";
diff --git a/arch/arm/common/Makefile b/arch/arm/common/Makefile
index 1e9f7af8f70f..3157be413297 100644
--- a/arch/arm/common/Makefile
+++ b/arch/arm/common/Makefile
@@ -10,7 +10,7 @@ obj-$(CONFIG_DMABOUNCE) += dmabounce.o
obj-$(CONFIG_SHARP_LOCOMO) += locomo.o
obj-$(CONFIG_SHARP_PARAM) += sharpsl_param.o
obj-$(CONFIG_SHARP_SCOOP) += scoop.o
-obj-$(CONFIG_SMP) += secure_cntvoff.o
+obj-$(CONFIG_CPU_V7) += secure_cntvoff.o
obj-$(CONFIG_PCI_HOST_ITE8152) += it8152.o
obj-$(CONFIG_MCPM) += mcpm_head.o mcpm_entry.o mcpm_platsmp.o vlock.o
CFLAGS_REMOVE_mcpm_entry.o = -pg
diff --git a/arch/arm/configs/multi_v7_defconfig b/arch/arm/configs/multi_v7_defconfig
index 7e1c543162c3..8f6be1982545 100644
--- a/arch/arm/configs/multi_v7_defconfig
+++ b/arch/arm/configs/multi_v7_defconfig
@@ -1,5 +1,4 @@
CONFIG_SYSVIPC=y
-CONFIG_FHANDLE=y
CONFIG_NO_HZ=y
CONFIG_HIGH_RES_TIMERS=y
CONFIG_CGROUPS=y
@@ -10,20 +9,10 @@ CONFIG_MODULES=y
CONFIG_MODULE_UNLOAD=y
CONFIG_PARTITION_ADVANCED=y
CONFIG_CMDLINE_PARTITION=y
-CONFIG_ARCH_MULTI_V7=y
-# CONFIG_ARCH_MULTI_V5 is not set
-# CONFIG_ARCH_MULTI_V4 is not set
CONFIG_ARCH_VIRT=y
CONFIG_ARCH_ALPINE=y
CONFIG_ARCH_ARTPEC=y
CONFIG_MACH_ARTPEC6=y
-CONFIG_ARCH_MVEBU=y
-CONFIG_MACH_ARMADA_370=y
-CONFIG_MACH_ARMADA_375=y
-CONFIG_MACH_ARMADA_38X=y
-CONFIG_MACH_ARMADA_39X=y
-CONFIG_MACH_ARMADA_XP=y
-CONFIG_MACH_DOVE=y
CONFIG_ARCH_AT91=y
CONFIG_SOC_SAMA5D2=y
CONFIG_SOC_SAMA5D3=y
@@ -32,9 +21,9 @@ CONFIG_ARCH_BCM=y
CONFIG_ARCH_BCM_CYGNUS=y
CONFIG_ARCH_BCM_HR2=y
CONFIG_ARCH_BCM_NSP=y
-CONFIG_ARCH_BCM_21664=y
-CONFIG_ARCH_BCM_281XX=y
CONFIG_ARCH_BCM_5301X=y
+CONFIG_ARCH_BCM_281XX=y
+CONFIG_ARCH_BCM_21664=y
CONFIG_ARCH_BCM2835=y
CONFIG_ARCH_BCM_63XX=y
CONFIG_ARCH_BRCMSTB=y
@@ -43,14 +32,14 @@ CONFIG_MACH_BERLIN_BG2=y
CONFIG_MACH_BERLIN_BG2CD=y
CONFIG_MACH_BERLIN_BG2Q=y
CONFIG_ARCH_DIGICOLOR=y
+CONFIG_ARCH_EXYNOS=y
+CONFIG_EXYNOS5420_MCPM=y
CONFIG_ARCH_HIGHBANK=y
CONFIG_ARCH_HISI=y
CONFIG_ARCH_HI3xxx=y
-CONFIG_ARCH_HIX5HD2=y
CONFIG_ARCH_HIP01=y
CONFIG_ARCH_HIP04=y
-CONFIG_ARCH_KEYSTONE=y
-CONFIG_ARCH_MESON=y
+CONFIG_ARCH_HIX5HD2=y
CONFIG_ARCH_MXC=y
CONFIG_SOC_IMX50=y
CONFIG_SOC_IMX51=y
@@ -60,29 +49,30 @@ CONFIG_SOC_IMX6SL=y
CONFIG_SOC_IMX6SX=y
CONFIG_SOC_IMX6UL=y
CONFIG_SOC_IMX7D=y
-CONFIG_SOC_VF610=y
CONFIG_SOC_LS1021A=y
+CONFIG_SOC_VF610=y
+CONFIG_ARCH_KEYSTONE=y
+CONFIG_ARCH_MEDIATEK=y
+CONFIG_ARCH_MESON=y
+CONFIG_ARCH_MVEBU=y
+CONFIG_MACH_ARMADA_370=y
+CONFIG_MACH_ARMADA_375=y
+CONFIG_MACH_ARMADA_38X=y
+CONFIG_MACH_ARMADA_39X=y
+CONFIG_MACH_ARMADA_XP=y
+CONFIG_MACH_DOVE=y
CONFIG_ARCH_OMAP3=y
CONFIG_ARCH_OMAP4=y
CONFIG_SOC_OMAP5=y
CONFIG_SOC_AM33XX=y
CONFIG_SOC_AM43XX=y
CONFIG_SOC_DRA7XX=y
+CONFIG_ARCH_SIRF=y
CONFIG_ARCH_QCOM=y
-CONFIG_ARCH_MEDIATEK=y
CONFIG_ARCH_MSM8X60=y
CONFIG_ARCH_MSM8960=y
CONFIG_ARCH_MSM8974=y
CONFIG_ARCH_ROCKCHIP=y
-CONFIG_ARCH_SOCFPGA=y
-CONFIG_PLAT_SPEAR=y
-CONFIG_ARCH_SPEAR13XX=y
-CONFIG_MACH_SPEAR1310=y
-CONFIG_MACH_SPEAR1340=y
-CONFIG_ARCH_STI=y
-CONFIG_ARCH_STM32=y
-CONFIG_ARCH_EXYNOS=y
-CONFIG_EXYNOS5420_MCPM=y
CONFIG_ARCH_RENESAS=y
CONFIG_ARCH_EMEV2=y
CONFIG_ARCH_R7S72100=y
@@ -99,40 +89,33 @@ CONFIG_ARCH_R8A7792=y
CONFIG_ARCH_R8A7793=y
CONFIG_ARCH_R8A7794=y
CONFIG_ARCH_SH73A0=y
+CONFIG_ARCH_SOCFPGA=y
+CONFIG_PLAT_SPEAR=y
+CONFIG_ARCH_SPEAR13XX=y
+CONFIG_MACH_SPEAR1310=y
+CONFIG_MACH_SPEAR1340=y
+CONFIG_ARCH_STI=y
+CONFIG_ARCH_STM32=y
CONFIG_ARCH_SUNXI=y
-CONFIG_ARCH_SIRF=y
CONFIG_ARCH_TEGRA=y
-CONFIG_ARCH_TEGRA_2x_SOC=y
-CONFIG_ARCH_TEGRA_3x_SOC=y
-CONFIG_ARCH_TEGRA_114_SOC=y
-CONFIG_ARCH_TEGRA_124_SOC=y
CONFIG_ARCH_UNIPHIER=y
CONFIG_ARCH_U8500=y
-CONFIG_MACH_HREFV60=y
-CONFIG_MACH_SNOWBALL=y
CONFIG_ARCH_VEXPRESS=y
CONFIG_ARCH_VEXPRESS_TC2_PM=y
CONFIG_ARCH_WM8850=y
CONFIG_ARCH_ZYNQ=y
-CONFIG_TRUSTED_FOUNDATIONS=y
-CONFIG_PCI=y
-CONFIG_PCI_HOST_GENERIC=y
-CONFIG_PCI_DRA7XX=y
-CONFIG_PCI_DRA7XX_EP=y
-CONFIG_PCI_KEYSTONE=y
-CONFIG_PCI_MSI=y
+CONFIG_PCIEPORTBUS=y
CONFIG_PCI_MVEBU=y
CONFIG_PCI_TEGRA=y
CONFIG_PCI_RCAR_GEN2=y
CONFIG_PCIE_RCAR=y
-CONFIG_PCIEPORTBUS=y
+CONFIG_PCI_DRA7XX_EP=y
+CONFIG_PCI_KEYSTONE=y
CONFIG_PCI_ENDPOINT=y
CONFIG_PCI_ENDPOINT_CONFIGFS=y
CONFIG_PCI_EPF_TEST=m
CONFIG_SMP=y
CONFIG_NR_CPUS=16
-CONFIG_HIGHPTE=y
-CONFIG_CMA=y
CONFIG_SECCOMP=y
CONFIG_ARM_APPENDED_DTB=y
CONFIG_ARM_ATAG_DTB_COMPAT=y
@@ -145,14 +128,14 @@ CONFIG_CPU_FREQ_GOV_POWERSAVE=m
CONFIG_CPU_FREQ_GOV_USERSPACE=m
CONFIG_CPU_FREQ_GOV_CONSERVATIVE=m
CONFIG_CPU_FREQ_GOV_SCHEDUTIL=y
+CONFIG_CPUFREQ_DT=y
CONFIG_ARM_IMX6Q_CPUFREQ=y
CONFIG_QORIQ_CPUFREQ=y
CONFIG_CPU_IDLE=y
CONFIG_ARM_CPUIDLE=y
-CONFIG_NEON=y
-CONFIG_KERNEL_MODE_NEON=y
CONFIG_ARM_ZYNQ_CPUIDLE=y
CONFIG_ARM_EXYNOS_CPUIDLE=y
+CONFIG_KERNEL_MODE_NEON=y
CONFIG_NET=y
CONFIG_PACKET=y
CONFIG_UNIX=y
@@ -170,23 +153,13 @@ CONFIG_IPV6_MIP6=m
CONFIG_IPV6_TUNNEL=m
CONFIG_IPV6_MULTIPLE_TABLES=y
CONFIG_NET_DSA=m
-CONFIG_NET_SWITCHDEV=y
CONFIG_CAN=y
-CONFIG_CAN_RAW=y
-CONFIG_CAN_BCM=y
-CONFIG_CAN_DEV=y
CONFIG_CAN_AT91=m
CONFIG_CAN_FLEXCAN=m
-CONFIG_CAN_RCAR=m
+CONFIG_CAN_SUN4I=y
CONFIG_CAN_XILINXCAN=y
+CONFIG_CAN_RCAR=m
CONFIG_CAN_MCP251X=y
-CONFIG_NET_DSA_BCM_SF2=m
-CONFIG_B53=m
-CONFIG_B53_SPI_DRIVER=m
-CONFIG_B53_MDIO_DRIVER=m
-CONFIG_B53_MMAP_DRIVER=m
-CONFIG_B53_SRAB_DRIVER=m
-CONFIG_CAN_SUN4I=y
CONFIG_BT=m
CONFIG_BT_HCIUART=m
CONFIG_BT_HCIUART_BCM=y
@@ -199,11 +172,9 @@ CONFIG_RFKILL_INPUT=y
CONFIG_RFKILL_GPIO=y
CONFIG_DEVTMPFS=y
CONFIG_DEVTMPFS_MOUNT=y
-CONFIG_DMA_CMA=y
CONFIG_CMA_SIZE_MBYTES=64
CONFIG_OMAP_OCP2SCP=y
CONFIG_SIMPLE_PM_BUS=y
-CONFIG_SUNXI_RSB=y
CONFIG_MTD=y
CONFIG_MTD_CMDLINE_PARTS=y
CONFIG_MTD_BLOCK=y
@@ -236,7 +207,6 @@ CONFIG_PCI_ENDPOINT_TEST=m
CONFIG_EEPROM_AT24=y
CONFIG_BLK_DEV_SD=y
CONFIG_BLK_DEV_SR=y
-CONFIG_SCSI_MULTI_LUN=y
CONFIG_ATA=y
CONFIG_SATA_AHCI=y
CONFIG_SATA_AHCI_PLATFORM=y
@@ -251,14 +221,20 @@ CONFIG_SATA_MV=y
CONFIG_SATA_RCAR=y
CONFIG_NETDEVICES=y
CONFIG_VIRTIO_NET=y
-CONFIG_HIX5HD2_GMAC=y
+CONFIG_B53_SPI_DRIVER=m
+CONFIG_B53_MDIO_DRIVER=m
+CONFIG_B53_MMAP_DRIVER=m
+CONFIG_B53_SRAB_DRIVER=m
+CONFIG_NET_DSA_BCM_SF2=m
CONFIG_SUN4I_EMAC=y
-CONFIG_MACB=y
CONFIG_BCMGENET=m
CONFIG_BGMAC_BCMA=y
CONFIG_SYSTEMPORT=m
+CONFIG_MACB=y
CONFIG_NET_CALXEDA_XGMAC=y
CONFIG_GIANFAR=y
+CONFIG_HIX5HD2_GMAC=y
+CONFIG_E1000E=y
CONFIG_IGB=y
CONFIG_MV643XX_ETH=y
CONFIG_MVNETA=y
@@ -268,19 +244,17 @@ CONFIG_R8169=y
CONFIG_SH_ETH=y
CONFIG_SMSC911X=y
CONFIG_STMMAC_ETH=y
-CONFIG_STMMAC_PLATFORM=y
CONFIG_DWMAC_DWC_QOS_ETH=y
CONFIG_TI_CPSW=y
CONFIG_XILINX_EMACLITE=y
CONFIG_AT803X_PHY=y
-CONFIG_MARVELL_PHY=y
-CONFIG_SMSC_PHY=y
CONFIG_BROADCOM_PHY=y
CONFIG_ICPLUS_PHY=y
-CONFIG_REALTEK_PHY=y
+CONFIG_MARVELL_PHY=y
CONFIG_MICREL_PHY=y
-CONFIG_FIXED_PHY=y
+CONFIG_REALTEK_PHY=y
CONFIG_ROCKCHIP_PHY=y
+CONFIG_SMSC_PHY=y
CONFIG_USB_PEGASUS=y
CONFIG_USB_RTL8152=m
CONFIG_USB_LAN78XX=m
@@ -288,29 +262,29 @@ CONFIG_USB_USBNET=y
CONFIG_USB_NET_SMSC75XX=y
CONFIG_USB_NET_SMSC95XX=y
CONFIG_BRCMFMAC=m
-CONFIG_RT2X00=m
-CONFIG_RT2800USB=m
CONFIG_MWIFIEX=m
CONFIG_MWIFIEX_SDIO=m
+CONFIG_RT2X00=m
+CONFIG_RT2800USB=m
CONFIG_INPUT_JOYDEV=y
CONFIG_INPUT_EVDEV=y
CONFIG_KEYBOARD_QT1070=m
CONFIG_KEYBOARD_GPIO=y
CONFIG_KEYBOARD_TEGRA=y
-CONFIG_KEYBOARD_SPEAR=y
+CONFIG_KEYBOARD_SAMSUNG=m
CONFIG_KEYBOARD_ST_KEYSCAN=y
+CONFIG_KEYBOARD_SPEAR=y
CONFIG_KEYBOARD_CROS_EC=m
-CONFIG_KEYBOARD_SAMSUNG=m
CONFIG_MOUSE_PS2_ELANTECH=y
CONFIG_MOUSE_CYAPA=m
CONFIG_MOUSE_ELAN_I2C=y
CONFIG_INPUT_TOUCHSCREEN=y
CONFIG_TOUCHSCREEN_ATMEL_MXT=m
CONFIG_TOUCHSCREEN_MMS114=m
+CONFIG_TOUCHSCREEN_WM97XX=m
CONFIG_TOUCHSCREEN_ST1232=m
CONFIG_TOUCHSCREEN_STMPE=y
CONFIG_TOUCHSCREEN_SUN4I=y
-CONFIG_TOUCHSCREEN_WM97XX=m
CONFIG_INPUT_MISC=y
CONFIG_INPUT_MAX77693_HAPTIC=m
CONFIG_INPUT_MAX8997_HAPTIC=m
@@ -327,13 +301,12 @@ CONFIG_SERIAL_8250_DW=y
CONFIG_SERIAL_8250_EM=y
CONFIG_SERIAL_8250_MT6577=y
CONFIG_SERIAL_8250_UNIPHIER=y
+CONFIG_SERIAL_OF_PLATFORM=y
CONFIG_SERIAL_AMBA_PL011=y
CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
CONFIG_SERIAL_ATMEL=y
CONFIG_SERIAL_ATMEL_CONSOLE=y
CONFIG_SERIAL_ATMEL_TTYAT=y
-CONFIG_SERIAL_BCM63XX=y
-CONFIG_SERIAL_BCM63XX_CONSOLE=y
CONFIG_SERIAL_MESON=y
CONFIG_SERIAL_MESON_CONSOLE=y
CONFIG_SERIAL_SAMSUNG=y
@@ -345,15 +318,14 @@ CONFIG_SERIAL_IMX=y
CONFIG_SERIAL_IMX_CONSOLE=y
CONFIG_SERIAL_SH_SCI=y
CONFIG_SERIAL_SH_SCI_NR_UARTS=20
-CONFIG_SERIAL_SH_SCI_CONSOLE=y
-CONFIG_SERIAL_SH_SCI_DMA=y
CONFIG_SERIAL_MSM=y
CONFIG_SERIAL_MSM_CONSOLE=y
CONFIG_SERIAL_VT8500=y
CONFIG_SERIAL_VT8500_CONSOLE=y
-CONFIG_SERIAL_OF_PLATFORM=y
CONFIG_SERIAL_OMAP=y
CONFIG_SERIAL_OMAP_CONSOLE=y
+CONFIG_SERIAL_BCM63XX=y
+CONFIG_SERIAL_BCM63XX_CONSOLE=y
CONFIG_SERIAL_XILINX_PS_UART=y
CONFIG_SERIAL_XILINX_PS_UART_CONSOLE=y
CONFIG_SERIAL_FSL_LPUART=y
@@ -365,12 +337,10 @@ CONFIG_SERIAL_ST_ASC_CONSOLE=y
CONFIG_SERIAL_STM32=y
CONFIG_SERIAL_STM32_CONSOLE=y
CONFIG_SERIAL_DEV_BUS=y
-CONFIG_HVC_DRIVER=y
CONFIG_VIRTIO_CONSOLE=y
+CONFIG_HW_RANDOM=y
+CONFIG_HW_RANDOM_ST=y
CONFIG_I2C_CHARDEV=y
-CONFIG_I2C_DAVINCI=y
-CONFIG_I2C_MESON=y
-CONFIG_I2C_MUX=y
CONFIG_I2C_ARB_GPIO_CHALLENGE=m
CONFIG_I2C_MUX_PCA954x=y
CONFIG_I2C_MUX_PINCTRL=y
@@ -378,12 +348,13 @@ CONFIG_I2C_DEMUX_PINCTRL=y
CONFIG_I2C_AT91=m
CONFIG_I2C_BCM2835=y
CONFIG_I2C_CADENCE=y
+CONFIG_I2C_DAVINCI=y
CONFIG_I2C_DESIGNWARE_PLATFORM=y
CONFIG_I2C_DIGICOLOR=m
CONFIG_I2C_EMEV2=m
CONFIG_I2C_GPIO=m
-CONFIG_I2C_EXYNOS5=y
CONFIG_I2C_IMX=y
+CONFIG_I2C_MESON=y
CONFIG_I2C_MV64XXX=y
CONFIG_I2C_RIIC=y
CONFIG_I2C_RK3X=y
@@ -427,7 +398,6 @@ CONFIG_SPI_SPIDEV=y
CONFIG_SPMI=y
CONFIG_PINCTRL_AS3722=y
CONFIG_PINCTRL_PALMAS=y
-CONFIG_PINCTRL_BCM2835=y
CONFIG_PINCTRL_APQ8064=y
CONFIG_PINCTRL_APQ8084=y
CONFIG_PINCTRL_IPQ8064=y
@@ -437,25 +407,33 @@ CONFIG_PINCTRL_MSM8X74=y
CONFIG_PINCTRL_MSM8916=y
CONFIG_PINCTRL_QCOM_SPMI_PMIC=y
CONFIG_PINCTRL_QCOM_SSBI_PMIC=y
-CONFIG_GPIO_GENERIC_PLATFORM=y
CONFIG_GPIO_DAVINCI=y
CONFIG_GPIO_DWAPB=y
CONFIG_GPIO_EM=y
CONFIG_GPIO_RCAR=y
+CONFIG_GPIO_SYSCON=y
CONFIG_GPIO_UNIPHIER=y
CONFIG_GPIO_XILINX=y
CONFIG_GPIO_ZYNQ=y
CONFIG_GPIO_PCA953X=y
CONFIG_GPIO_PCA953X_IRQ=y
CONFIG_GPIO_PCF857X=y
-CONFIG_GPIO_TWL4030=y
CONFIG_GPIO_PALMAS=y
-CONFIG_GPIO_SYSCON=y
CONFIG_GPIO_TPS6586X=y
CONFIG_GPIO_TPS65910=y
+CONFIG_GPIO_TWL4030=y
+CONFIG_POWER_AVS=y
+CONFIG_ROCKCHIP_IODOMAIN=y
+CONFIG_POWER_RESET_AS3722=y
+CONFIG_POWER_RESET_GPIO=y
+CONFIG_POWER_RESET_GPIO_RESTART=y
+CONFIG_POWER_RESET_ST=y
+CONFIG_POWER_RESET_KEYSTONE=y
+CONFIG_POWER_RESET_RMOBILE=y
CONFIG_BATTERY_ACT8945A=y
CONFIG_BATTERY_CPCAP=m
CONFIG_BATTERY_SBS=y
+CONFIG_AXP20X_POWER=m
CONFIG_BATTERY_MAX17040=m
CONFIG_BATTERY_MAX17042=m
CONFIG_CHARGER_CPCAP=m
@@ -464,15 +442,6 @@ CONFIG_CHARGER_MAX77693=m
CONFIG_CHARGER_MAX8997=m
CONFIG_CHARGER_MAX8998=m
CONFIG_CHARGER_TPS65090=y
-CONFIG_AXP20X_POWER=m
-CONFIG_POWER_RESET_AS3722=y
-CONFIG_POWER_RESET_GPIO=y
-CONFIG_POWER_RESET_GPIO_RESTART=y
-CONFIG_POWER_RESET_KEYSTONE=y
-CONFIG_POWER_RESET_RMOBILE=y
-CONFIG_POWER_RESET_ST=y
-CONFIG_POWER_AVS=y
-CONFIG_ROCKCHIP_IODOMAIN=y
CONFIG_SENSORS_IIO_HWMON=y
CONFIG_SENSORS_LM90=y
CONFIG_SENSORS_LM95245=y
@@ -480,14 +449,12 @@ CONFIG_SENSORS_NTC_THERMISTOR=m
CONFIG_SENSORS_PWM_FAN=m
CONFIG_SENSORS_INA2XX=m
CONFIG_CPU_THERMAL=y
-CONFIG_BCM2835_THERMAL=m
-CONFIG_BRCMSTB_THERMAL=m
CONFIG_IMX_THERMAL=y
CONFIG_ROCKCHIP_THERMAL=y
CONFIG_RCAR_THERMAL=y
CONFIG_ARMADA_THERMAL=y
-CONFIG_DAVINCI_WATCHDOG=m
-CONFIG_EXYNOS_THERMAL=m
+CONFIG_BCM2835_THERMAL=m
+CONFIG_BRCMSTB_THERMAL=m
CONFIG_ST_THERMAL_MEMMAP=y
CONFIG_WATCHDOG=y
CONFIG_DA9063_WATCHDOG=m
@@ -495,20 +462,24 @@ CONFIG_XILINX_WATCHDOG=y
CONFIG_ARM_SP805_WATCHDOG=y
CONFIG_AT91SAM9X_WATCHDOG=y
CONFIG_SAMA5D4_WATCHDOG=y
+CONFIG_DW_WATCHDOG=y
+CONFIG_DAVINCI_WATCHDOG=m
CONFIG_ORION_WATCHDOG=y
CONFIG_RN5T618_WATCHDOG=y
-CONFIG_ST_LPC_WATCHDOG=y
CONFIG_SUNXI_WATCHDOG=y
CONFIG_IMX2_WDT=y
+CONFIG_ST_LPC_WATCHDOG=y
CONFIG_TEGRA_WATCHDOG=m
CONFIG_MESON_WATCHDOG=y
-CONFIG_DW_WATCHDOG=y
CONFIG_DIGICOLOR_WATCHDOG=y
CONFIG_RENESAS_WDT=m
-CONFIG_BCM2835_WDT=y
CONFIG_BCM47XX_WDT=y
-CONFIG_BCM7038_WDT=m
+CONFIG_BCM2835_WDT=y
CONFIG_BCM_KONA_WDT=y
+CONFIG_BCM7038_WDT=m
+CONFIG_BCMA_HOST_SOC=y
+CONFIG_BCMA_DRIVER_GMAC_CMN=y
+CONFIG_BCMA_DRIVER_GPIO=y
CONFIG_MFD_ACT8945A=y
CONFIG_MFD_AS3711=y
CONFIG_MFD_AS3722=y
@@ -516,7 +487,6 @@ CONFIG_MFD_ATMEL_FLEXCOM=y
CONFIG_MFD_ATMEL_HLCDC=m
CONFIG_MFD_BCM590XX=y
CONFIG_MFD_AC100=y
-CONFIG_MFD_AXP20X=y
CONFIG_MFD_AXP20X_I2C=y
CONFIG_MFD_AXP20X_RSB=y
CONFIG_MFD_CROS_EC=m
@@ -529,11 +499,11 @@ CONFIG_MFD_MAX77693=m
CONFIG_MFD_MAX8907=y
CONFIG_MFD_MAX8997=y
CONFIG_MFD_MAX8998=y
-CONFIG_MFD_RK808=y
CONFIG_MFD_CPCAP=y
CONFIG_MFD_PM8XXX=y
CONFIG_MFD_QCOM_RPM=y
CONFIG_MFD_SPMI_PMIC=y
+CONFIG_MFD_RK808=y
CONFIG_MFD_RN5T618=y
CONFIG_MFD_SEC_CORE=y
CONFIG_MFD_STMPE=y
@@ -543,10 +513,10 @@ CONFIG_MFD_TPS65217=y
CONFIG_MFD_TPS65218=y
CONFIG_MFD_TPS6586X=y
CONFIG_MFD_TPS65910=y
-CONFIG_REGULATOR_ACT8945A=y
-CONFIG_REGULATOR_AB8500=y
CONFIG_REGULATOR_ACT8865=y
+CONFIG_REGULATOR_ACT8945A=y
CONFIG_REGULATOR_ANATOP=y
+CONFIG_REGULATOR_AB8500=y
CONFIG_REGULATOR_AS3711=y
CONFIG_REGULATOR_AS3722=y
CONFIG_REGULATOR_AXP20X=y
@@ -554,10 +524,7 @@ CONFIG_REGULATOR_BCM590XX=y
CONFIG_REGULATOR_CPCAP=y
CONFIG_REGULATOR_DA9210=y
CONFIG_REGULATOR_FAN53555=y
-CONFIG_REGULATOR_RK808=y
CONFIG_REGULATOR_GPIO=y
-CONFIG_MFD_SYSCON=y
-CONFIG_POWER_RESET_SYSCON=y
CONFIG_REGULATOR_LP872X=y
CONFIG_REGULATOR_MAX14577=m
CONFIG_REGULATOR_MAX8907=y
@@ -571,7 +538,8 @@ CONFIG_REGULATOR_PALMAS=y
CONFIG_REGULATOR_PBIAS=y
CONFIG_REGULATOR_PWM=y
CONFIG_REGULATOR_QCOM_RPM=y
-CONFIG_REGULATOR_QCOM_SMD_RPM=y
+CONFIG_REGULATOR_QCOM_SMD_RPM=m
+CONFIG_REGULATOR_RK808=y
CONFIG_REGULATOR_RN5T618=y
CONFIG_REGULATOR_S2MPS11=y
CONFIG_REGULATOR_S5M8767=y
@@ -592,18 +560,17 @@ CONFIG_MEDIA_CEC_SUPPORT=y
CONFIG_MEDIA_CONTROLLER=y
CONFIG_VIDEO_V4L2_SUBDEV_API=y
CONFIG_MEDIA_USB_SUPPORT=y
-CONFIG_USB_VIDEO_CLASS=y
-CONFIG_USB_GSPCA=y
+CONFIG_USB_VIDEO_CLASS=m
CONFIG_V4L_PLATFORM_DRIVERS=y
CONFIG_SOC_CAMERA=m
CONFIG_SOC_CAMERA_PLATFORM=m
-CONFIG_VIDEO_RCAR_VIN=m
-CONFIG_VIDEO_ATMEL_ISI=m
CONFIG_VIDEO_SAMSUNG_EXYNOS4_IS=m
CONFIG_VIDEO_S5P_FIMC=m
CONFIG_VIDEO_S5P_MIPI_CSIS=m
CONFIG_VIDEO_EXYNOS_FIMC_LITE=m
CONFIG_VIDEO_EXYNOS4_FIMC_IS=m
+CONFIG_VIDEO_RCAR_VIN=m
+CONFIG_VIDEO_ATMEL_ISI=m
CONFIG_V4L_MEM2MEM_DRIVERS=y
CONFIG_VIDEO_SAMSUNG_S5P_JPEG=m
CONFIG_VIDEO_SAMSUNG_S5P_MFC=m
@@ -614,19 +581,15 @@ CONFIG_VIDEO_STI_DELTA=m
CONFIG_VIDEO_RENESAS_JPU=m
CONFIG_VIDEO_RENESAS_VSP1=m
CONFIG_V4L_TEST_DRIVERS=y
+CONFIG_VIDEO_VIVID=m
CONFIG_CEC_PLATFORM_DRIVERS=y
CONFIG_VIDEO_SAMSUNG_S5P_CEC=m
# CONFIG_MEDIA_SUBDRV_AUTOSELECT is not set
CONFIG_VIDEO_ADV7180=m
CONFIG_VIDEO_ML86V7667=m
CONFIG_DRM=y
-CONFIG_DRM_I2C_ADV7511=m
-CONFIG_DRM_I2C_ADV7511_AUDIO=y
# CONFIG_DRM_I2C_CH7006 is not set
# CONFIG_DRM_I2C_SIL164 is not set
-CONFIG_DRM_DUMB_VGA_DAC=m
-CONFIG_DRM_NXP_PTN3460=m
-CONFIG_DRM_PARADE_PS8622=m
CONFIG_DRM_NOUVEAU=m
CONFIG_DRM_EXYNOS=m
CONFIG_DRM_EXYNOS_FIMD=y
@@ -645,13 +608,18 @@ CONFIG_DRM_RCAR_LVDS=y
CONFIG_DRM_SUN4I=m
CONFIG_DRM_FSL_DCU=m
CONFIG_DRM_TEGRA=y
+CONFIG_DRM_PANEL_SIMPLE=y
CONFIG_DRM_PANEL_SAMSUNG_LD9040=m
CONFIG_DRM_PANEL_SAMSUNG_S6E63J0X03=m
CONFIG_DRM_PANEL_SAMSUNG_S6E8AA0=m
-CONFIG_DRM_PANEL_SIMPLE=y
+CONFIG_DRM_DUMB_VGA_DAC=m
+CONFIG_DRM_NXP_PTN3460=m
+CONFIG_DRM_PARADE_PS8622=m
CONFIG_DRM_SII9234=m
+CONFIG_DRM_I2C_ADV7511=m
+CONFIG_DRM_I2C_ADV7511_AUDIO=y
CONFIG_DRM_STI=m
-CONFIG_DRM_VC4=y
+CONFIG_DRM_VC4=m
CONFIG_DRM_ETNAVIV=m
CONFIG_DRM_MXSFB=m
CONFIG_FB_ARMCLCD=y
@@ -659,8 +627,6 @@ CONFIG_FB_EFI=y
CONFIG_FB_WM8505=y
CONFIG_FB_SH_MOBILE_LCDC=y
CONFIG_FB_SIMPLE=y
-CONFIG_BACKLIGHT_LCD_SUPPORT=y
-CONFIG_BACKLIGHT_CLASS_DEVICE=y
CONFIG_LCD_PLATFORM=m
CONFIG_BACKLIGHT_PWM=y
CONFIG_BACKLIGHT_AS3711=y
@@ -668,7 +634,6 @@ CONFIG_FRAMEBUFFER_CONSOLE=y
CONFIG_FRAMEBUFFER_CONSOLE_ROTATION=y
CONFIG_SOUND=m
CONFIG_SND=m
-CONFIG_SND_DYNAMIC_MINORS=y
CONFIG_SND_HDA_TEGRA=m
CONFIG_SND_HDA_INPUT_BEEP=y
CONFIG_SND_HDA_PATCH_LOADER=y
@@ -692,7 +657,7 @@ CONFIG_SND_SOC_SNOW=m
CONFIG_SND_SOC_ODROID=m
CONFIG_SND_SOC_SH4_FSI=m
CONFIG_SND_SOC_RCAR=m
-CONFIG_SND_SIMPLE_SCU_CARD=m
+CONFIG_SND_SOC_STI=m
CONFIG_SND_SUN4I_CODEC=m
CONFIG_SND_SOC_TEGRA=m
CONFIG_SND_SOC_TEGRA20_I2S=m
@@ -703,31 +668,25 @@ CONFIG_SND_SOC_TEGRA_WM8903=m
CONFIG_SND_SOC_TEGRA_WM9712=m
CONFIG_SND_SOC_TEGRA_TRIMSLICE=m
CONFIG_SND_SOC_TEGRA_ALC5632=m
-CONFIG_SND_SOC_CPCAP=m
CONFIG_SND_SOC_TEGRA_MAX98090=m
CONFIG_SND_SOC_AK4642=m
+CONFIG_SND_SOC_CPCAP=m
CONFIG_SND_SOC_SGTL5000=m
CONFIG_SND_SOC_SPDIF=m
-CONFIG_SND_SOC_WM8978=m
-CONFIG_SND_SOC_STI=m
CONFIG_SND_SOC_STI_SAS=m
-CONFIG_SND_SIMPLE_CARD=m
+CONFIG_SND_SOC_WM8978=m
+CONFIG_SND_SIMPLE_SCU_CARD=m
CONFIG_USB=y
CONFIG_USB_OTG=y
CONFIG_USB_XHCI_HCD=y
CONFIG_USB_XHCI_MVEBU=y
-CONFIG_USB_XHCI_RCAR=m
CONFIG_USB_XHCI_TEGRA=m
CONFIG_USB_EHCI_HCD=y
-CONFIG_USB_EHCI_MSM=m
-CONFIG_USB_EHCI_EXYNOS=y
-CONFIG_USB_EHCI_TEGRA=y
CONFIG_USB_EHCI_HCD_STI=y
-CONFIG_USB_EHCI_HCD_PLATFORM=y
-CONFIG_USB_ISP1760=y
+CONFIG_USB_EHCI_TEGRA=y
+CONFIG_USB_EHCI_EXYNOS=y
CONFIG_USB_OHCI_HCD=y
CONFIG_USB_OHCI_HCD_STI=y
-CONFIG_USB_OHCI_HCD_PLATFORM=y
CONFIG_USB_OHCI_EXYNOS=m
CONFIG_USB_R8A66597_HCD=m
CONFIG_USB_RENESAS_USBHS=m
@@ -746,18 +705,18 @@ CONFIG_USB_TI_CPPI41_DMA=y
CONFIG_USB_TUSB_OMAP_DMA=y
CONFIG_USB_DWC3=y
CONFIG_USB_DWC2=y
-CONFIG_USB_HSIC_USB3503=y
CONFIG_USB_CHIPIDEA=y
CONFIG_USB_CHIPIDEA_UDC=y
CONFIG_USB_CHIPIDEA_HOST=y
+CONFIG_USB_ISP1760=y
+CONFIG_USB_HSIC_USB3503=y
CONFIG_AB8500_USB=y
-CONFIG_KEYSTONE_USB_PHY=y
+CONFIG_KEYSTONE_USB_PHY=m
CONFIG_NOP_USB_XCEIV=m
CONFIG_AM335X_PHY_USB=m
CONFIG_TWL6030_USB=m
CONFIG_USB_GPIO_VBUS=y
CONFIG_USB_ISP1301=y
-CONFIG_USB_MSM_OTG=m
CONFIG_USB_MXS_PHY=y
CONFIG_USB_GADGET=y
CONFIG_USB_FSL_USB2=y
@@ -793,21 +752,20 @@ CONFIG_MMC_SDHCI_OF_ESDHC=y
CONFIG_MMC_SDHCI_ESDHC_IMX=y
CONFIG_MMC_SDHCI_DOVE=y
CONFIG_MMC_SDHCI_TEGRA=y
+CONFIG_MMC_SDHCI_S3C=y
CONFIG_MMC_SDHCI_PXAV3=y
CONFIG_MMC_SDHCI_SPEAR=y
-CONFIG_MMC_SDHCI_S3C=y
CONFIG_MMC_SDHCI_S3C_DMA=y
CONFIG_MMC_SDHCI_BCM_KONA=y
+CONFIG_MMC_MESON_MX_SDIO=y
CONFIG_MMC_SDHCI_ST=y
CONFIG_MMC_OMAP=y
CONFIG_MMC_OMAP_HS=y
CONFIG_MMC_ATMELMCI=y
CONFIG_MMC_SDHCI_MSM=y
-CONFIG_MMC_MESON_MX_SDIO=y
CONFIG_MMC_MVSDIO=y
CONFIG_MMC_SDHI=y
CONFIG_MMC_DW=y
-CONFIG_MMC_DW_PLTFM=y
CONFIG_MMC_DW_EXYNOS=y
CONFIG_MMC_DW_ROCKCHIP=y
CONFIG_MMC_SH_MMCIF=y
@@ -847,94 +805,85 @@ CONFIG_RTC_DRV_MAX77686=y
CONFIG_RTC_DRV_RK808=m
CONFIG_RTC_DRV_RS5C372=m
CONFIG_RTC_DRV_BQ32K=m
-CONFIG_RTC_DRV_PALMAS=y
-CONFIG_RTC_DRV_ST_LPC=y
CONFIG_RTC_DRV_TWL4030=y
+CONFIG_RTC_DRV_PALMAS=y
CONFIG_RTC_DRV_TPS6586X=y
CONFIG_RTC_DRV_TPS65910=y
CONFIG_RTC_DRV_S35390A=m
CONFIG_RTC_DRV_RX8581=m
CONFIG_RTC_DRV_EM3027=y
+CONFIG_RTC_DRV_S5M=m
CONFIG_RTC_DRV_DA9063=m
CONFIG_RTC_DRV_EFI=m
CONFIG_RTC_DRV_DIGICOLOR=m
-CONFIG_RTC_DRV_S5M=m
CONFIG_RTC_DRV_S3C=m
CONFIG_RTC_DRV_PL031=y
CONFIG_RTC_DRV_AT91RM9200=m
CONFIG_RTC_DRV_AT91SAM9=m
CONFIG_RTC_DRV_VT8500=y
-CONFIG_RTC_DRV_SUN6I=y
CONFIG_RTC_DRV_SUNXI=y
CONFIG_RTC_DRV_MV=y
CONFIG_RTC_DRV_TEGRA=y
+CONFIG_RTC_DRV_ST_LPC=y
CONFIG_RTC_DRV_CPCAP=m
CONFIG_DMADEVICES=y
-CONFIG_DW_DMAC=y
CONFIG_AT_HDMAC=y
CONFIG_AT_XDMAC=y
+CONFIG_DMA_BCM2835=y
+CONFIG_DMA_SUN6I=y
CONFIG_FSL_EDMA=y
+CONFIG_IMX_DMA=y
+CONFIG_IMX_SDMA=y
CONFIG_MV_XOR=y
+CONFIG_MXS_DMA=y
+CONFIG_PL330_DMA=y
+CONFIG_SIRF_DMA=y
+CONFIG_STE_DMA40=y
+CONFIG_ST_FDMA=m
CONFIG_TEGRA20_APB_DMA=y
+CONFIG_XILINX_DMA=y
+CONFIG_QCOM_BAM_DMA=y
+CONFIG_DW_DMAC=y
CONFIG_SH_DMAE=y
CONFIG_RCAR_DMAC=y
CONFIG_RENESAS_USB_DMAC=m
-CONFIG_STE_DMA40=y
-CONFIG_SIRF_DMA=y
-CONFIG_TI_EDMA=y
-CONFIG_PL330_DMA=y
-CONFIG_IMX_SDMA=y
-CONFIG_IMX_DMA=y
-CONFIG_MXS_DMA=y
-CONFIG_DMA_BCM2835=y
-CONFIG_DMA_OMAP=y
-CONFIG_QCOM_BAM_DMA=y
-CONFIG_XILINX_DMA=y
-CONFIG_DMA_SUN6I=y
-CONFIG_ST_FDMA=m
+CONFIG_VIRTIO_PCI=y
+CONFIG_VIRTIO_MMIO=y
CONFIG_STAGING=y
-CONFIG_SENSORS_ISL29018=y
-CONFIG_SENSORS_ISL29028=y
CONFIG_MFD_NVEC=y
CONFIG_KEYBOARD_NVEC=y
CONFIG_SERIO_NVEC_PS2=y
CONFIG_NVEC_POWER=y
CONFIG_NVEC_PAZ00=y
-CONFIG_BCMA=y
-CONFIG_BCMA_HOST_SOC=y
-CONFIG_BCMA_DRIVER_GMAC_CMN=y
-CONFIG_BCMA_DRIVER_GPIO=y
-CONFIG_QCOM_GSBI=y
-CONFIG_QCOM_PM=y
-CONFIG_QCOM_SMEM=y
-CONFIG_QCOM_SMD_RPM=y
-CONFIG_QCOM_SMP2P=y
-CONFIG_QCOM_SMSM=y
-CONFIG_QCOM_WCNSS_CTRL=m
-CONFIG_ROCKCHIP_PM_DOMAINS=y
-CONFIG_COMMON_CLK_QCOM=y
-CONFIG_QCOM_CLK_RPM=y
-CONFIG_CHROME_PLATFORMS=y
CONFIG_STAGING_BOARD=y
-CONFIG_CROS_EC_CHARDEV=m
CONFIG_COMMON_CLK_MAX77686=y
CONFIG_COMMON_CLK_RK808=m
CONFIG_COMMON_CLK_S2MPS11=m
+CONFIG_COMMON_CLK_QCOM=y
+CONFIG_QCOM_CLK_RPM=y
CONFIG_APQ_MMCC_8084=y
CONFIG_MSM_GCC_8660=y
CONFIG_MSM_MMCC_8960=y
CONFIG_MSM_MMCC_8974=y
-CONFIG_HWSPINLOCK_QCOM=y
+CONFIG_BCM2835_MBOX=y
CONFIG_ROCKCHIP_IOMMU=y
CONFIG_TEGRA_IOMMU_GART=y
CONFIG_TEGRA_IOMMU_SMMU=y
CONFIG_REMOTEPROC=m
CONFIG_ST_REMOTEPROC=m
CONFIG_RPMSG_VIRTIO=m
+CONFIG_RASPBERRYPI_POWER=y
+CONFIG_QCOM_GSBI=y
+CONFIG_QCOM_PM=y
+CONFIG_QCOM_SMD_RPM=m
+CONFIG_QCOM_WCNSS_CTRL=m
+CONFIG_ROCKCHIP_PM_DOMAINS=y
+CONFIG_ARCH_TEGRA_2x_SOC=y
+CONFIG_ARCH_TEGRA_3x_SOC=y
+CONFIG_ARCH_TEGRA_114_SOC=y
+CONFIG_ARCH_TEGRA_124_SOC=y
CONFIG_PM_DEVFREQ=y
CONFIG_ARM_TEGRA_DEVFREQ=m
-CONFIG_MEMORY=y
-CONFIG_EXTCON=y
CONFIG_TI_AEMIF=y
CONFIG_IIO=y
CONFIG_IIO_SW_TRIGGER=y
@@ -947,56 +896,54 @@ CONFIG_VF610_ADC=m
CONFIG_XILINX_XADC=y
CONFIG_MPU3050_I2C=y
CONFIG_CM36651=m
+CONFIG_SENSORS_ISL29018=y
+CONFIG_SENSORS_ISL29028=y
CONFIG_AK8975=y
-CONFIG_RASPBERRYPI_POWER=y
CONFIG_IIO_HRTIMER_TRIGGER=y
CONFIG_PWM=y
CONFIG_PWM_ATMEL=m
CONFIG_PWM_ATMEL_HLCDC_PWM=m
CONFIG_PWM_ATMEL_TCB=m
+CONFIG_PWM_BCM2835=y
+CONFIG_PWM_BRCMSTB=m
CONFIG_PWM_FSL_FTM=m
CONFIG_PWM_MESON=m
CONFIG_PWM_RCAR=m
CONFIG_PWM_RENESAS_TPU=y
CONFIG_PWM_ROCKCHIP=m
CONFIG_PWM_SAMSUNG=m
+CONFIG_PWM_STI=y
CONFIG_PWM_SUN4I=y
CONFIG_PWM_TEGRA=y
CONFIG_PWM_VT8500=y
+CONFIG_KEYSTONE_IRQ=y
+CONFIG_PHY_SUN4I_USB=y
+CONFIG_PHY_SUN9I_USB=y
CONFIG_PHY_HIX5HD2_SATA=y
-CONFIG_E1000E=y
-CONFIG_PWM_STI=y
-CONFIG_PWM_BCM2835=y
-CONFIG_PWM_BRCMSTB=m
-CONFIG_PHY_DM816X_USB=m
-CONFIG_OMAP_USB2=y
-CONFIG_TI_PIPE3=y
-CONFIG_TWL4030_USB=m
+CONFIG_PHY_BERLIN_SATA=y
CONFIG_PHY_BERLIN_USB=y
CONFIG_PHY_CPCAP_USB=m
-CONFIG_PHY_BERLIN_SATA=y
+CONFIG_PHY_QCOM_APQ8064_SATA=m
+CONFIG_PHY_RCAR_GEN2=m
CONFIG_PHY_ROCKCHIP_DP=m
CONFIG_PHY_ROCKCHIP_USB=y
-CONFIG_PHY_QCOM_APQ8064_SATA=m
+CONFIG_PHY_SAMSUNG_USB2=m
CONFIG_PHY_MIPHY28LP=y
-CONFIG_PHY_RCAR_GEN2=m
CONFIG_PHY_STIH407_USB=y
CONFIG_PHY_STM32_USBPHYC=y
-CONFIG_PHY_SUN4I_USB=y
-CONFIG_PHY_SUN9I_USB=y
-CONFIG_PHY_SAMSUNG_USB2=m
CONFIG_PHY_TEGRA_XUSB=y
-CONFIG_PHY_BRCM_SATA=y
-CONFIG_NVMEM=y
+CONFIG_PHY_DM816X_USB=m
+CONFIG_OMAP_USB2=y
+CONFIG_TI_PIPE3=y
+CONFIG_TWL4030_USB=m
CONFIG_NVMEM_IMX_OCOTP=y
CONFIG_NVMEM_SUNXI_SID=y
CONFIG_NVMEM_VF610_OCOTP=y
-CONFIG_BCM2835_MBOX=y
CONFIG_RASPBERRYPI_FIRMWARE=y
-CONFIG_EFI_VARS=m
-CONFIG_EFI_CAPSULE_LOADER=m
CONFIG_BCM47XX_NVRAM=y
CONFIG_BCM47XX_SPROM=y
+CONFIG_EFI_VARS=m
+CONFIG_EFI_CAPSULE_LOADER=m
CONFIG_EXT4_FS=y
CONFIG_AUTOFS4_FS=y
CONFIG_MSDOS_FS=y
@@ -1004,7 +951,6 @@ CONFIG_VFAT_FS=y
CONFIG_NTFS_FS=y
CONFIG_TMPFS_POSIX_ACL=y
CONFIG_UBIFS_FS=y
-CONFIG_TMPFS=y
CONFIG_SQUASHFS=y
CONFIG_SQUASHFS_LZO=y
CONFIG_SQUASHFS_XZ=y
@@ -1020,13 +966,7 @@ CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
CONFIG_NLS_UTF8=y
CONFIG_PRINTK_TIME=y
-CONFIG_DEBUG_FS=y
CONFIG_MAGIC_SYSRQ=y
-CONFIG_LOCKUP_DETECTOR=y
-CONFIG_CPUFREQ_DT=y
-CONFIG_KEYSTONE_IRQ=y
-CONFIG_HW_RANDOM=y
-CONFIG_HW_RANDOM_ST=y
CONFIG_CRYPTO_USER=m
CONFIG_CRYPTO_USER_API_HASH=m
CONFIG_CRYPTO_USER_API_SKCIPHER=m
@@ -1035,27 +975,19 @@ CONFIG_CRYPTO_USER_API_AEAD=m
CONFIG_CRYPTO_DEV_MARVELL_CESA=m
CONFIG_CRYPTO_DEV_EXYNOS_RNG=m
CONFIG_CRYPTO_DEV_S5P=m
+CONFIG_CRYPTO_DEV_ATMEL_AES=m
+CONFIG_CRYPTO_DEV_ATMEL_TDES=m
+CONFIG_CRYPTO_DEV_ATMEL_SHA=m
CONFIG_CRYPTO_DEV_SUN4I_SS=m
CONFIG_CRYPTO_DEV_ROCKCHIP=m
CONFIG_ARM_CRYPTO=y
-CONFIG_CRYPTO_SHA1_ARM=m
CONFIG_CRYPTO_SHA1_ARM_NEON=m
CONFIG_CRYPTO_SHA1_ARM_CE=m
CONFIG_CRYPTO_SHA2_ARM_CE=m
-CONFIG_CRYPTO_SHA256_ARM=m
CONFIG_CRYPTO_SHA512_ARM=m
CONFIG_CRYPTO_AES_ARM=m
CONFIG_CRYPTO_AES_ARM_BS=m
CONFIG_CRYPTO_AES_ARM_CE=m
-CONFIG_CRYPTO_CHACHA20_NEON=m
-CONFIG_CRYPTO_CRC32_ARM_CE=m
-CONFIG_CRYPTO_CRCT10DIF_ARM_CE=m
CONFIG_CRYPTO_GHASH_ARM_CE=m
-CONFIG_CRYPTO_DEV_ATMEL_AES=m
-CONFIG_CRYPTO_DEV_ATMEL_TDES=m
-CONFIG_CRYPTO_DEV_ATMEL_SHA=m
-CONFIG_VIDEO_VIVID=m
-CONFIG_VIRTIO=y
-CONFIG_VIRTIO_PCI=y
-CONFIG_VIRTIO_PCI_LEGACY=y
-CONFIG_VIRTIO_MMIO=y
+CONFIG_CRYPTO_CRC32_ARM_CE=m
+CONFIG_CRYPTO_CHACHA20_NEON=m
diff --git a/arch/arm/crypto/speck-neon-core.S b/arch/arm/crypto/speck-neon-core.S
index 3c1e203e53b9..57caa742016e 100644
--- a/arch/arm/crypto/speck-neon-core.S
+++ b/arch/arm/crypto/speck-neon-core.S
@@ -272,9 +272,11 @@
* Allocate stack space to store 128 bytes worth of tweaks. For
* performance, this space is aligned to a 16-byte boundary so that we
* can use the load/store instructions that declare 16-byte alignment.
+ * For Thumb2 compatibility, don't do the 'bic' directly on 'sp'.
*/
- sub sp, #128
- bic sp, #0xf
+ sub r12, sp, #128
+ bic r12, #0xf
+ mov sp, r12
.if \n == 64
// Load first tweak
diff --git a/arch/arm/firmware/Makefile b/arch/arm/firmware/Makefile
index a71f16536b6c..6e41336b0bc4 100644
--- a/arch/arm/firmware/Makefile
+++ b/arch/arm/firmware/Makefile
@@ -1 +1,4 @@
obj-$(CONFIG_TRUSTED_FOUNDATIONS) += trusted_foundations.o
+
+# tf_generic_smc() fails to build with -fsanitize-coverage=trace-pc
+KCOV_INSTRUMENT := n
diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c
index f09e9d66d605..dec130e7078c 100644
--- a/arch/arm/kernel/signal.c
+++ b/arch/arm/kernel/signal.c
@@ -544,7 +544,7 @@ static void handle_signal(struct ksignal *ksig, struct pt_regs *regs)
* Increment event counter and perform fixup for the pre-signal
* frame.
*/
- rseq_signal_deliver(regs);
+ rseq_signal_deliver(ksig, regs);
/*
* Set up the stack frame
@@ -666,7 +666,7 @@ do_work_pending(struct pt_regs *regs, unsigned int thread_flags, int syscall)
} else {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- rseq_handle_notify_resume(regs);
+ rseq_handle_notify_resume(NULL, regs);
}
}
local_irq_disable();
diff --git a/arch/arm/mach-bcm/Kconfig b/arch/arm/mach-bcm/Kconfig
index c46a728df44e..25aac6ee2ab1 100644
--- a/arch/arm/mach-bcm/Kconfig
+++ b/arch/arm/mach-bcm/Kconfig
@@ -20,6 +20,7 @@ config ARCH_BCM_IPROC
select GPIOLIB
select ARM_AMBA
select PINCTRL
+ select PCI_DOMAINS if PCI
help
This enables support for systems based on Broadcom IPROC architected SoCs.
The IPROC complex contains one or more ARM CPUs along with common
diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c
index e22fb40e34bc..6d5beb11bd96 100644
--- a/arch/arm/mach-davinci/board-da850-evm.c
+++ b/arch/arm/mach-davinci/board-da850-evm.c
@@ -774,7 +774,7 @@ static struct gpiod_lookup_table mmc_gpios_table = {
GPIO_LOOKUP("davinci_gpio.0", DA850_MMCSD_CD_PIN, "cd",
GPIO_ACTIVE_LOW),
GPIO_LOOKUP("davinci_gpio.0", DA850_MMCSD_WP_PIN, "wp",
- GPIO_ACTIVE_LOW),
+ GPIO_ACTIVE_HIGH),
},
};
diff --git a/arch/arm/mach-socfpga/Kconfig b/arch/arm/mach-socfpga/Kconfig
index d0f62eacf59d..4adb901dd5eb 100644
--- a/arch/arm/mach-socfpga/Kconfig
+++ b/arch/arm/mach-socfpga/Kconfig
@@ -10,6 +10,7 @@ menuconfig ARCH_SOCFPGA
select HAVE_ARM_SCU
select HAVE_ARM_TWD if SMP
select MFD_SYSCON
+ select PCI_DOMAINS if PCI
if ARCH_SOCFPGA
config SOCFPGA_SUSPEND
diff --git a/arch/arm/net/bpf_jit_32.c b/arch/arm/net/bpf_jit_32.c
index 6e8b71613039..f6a62ae44a65 100644
--- a/arch/arm/net/bpf_jit_32.c
+++ b/arch/arm/net/bpf_jit_32.c
@@ -1844,7 +1844,7 @@ struct bpf_prog *bpf_int_jit_compile(struct bpf_prog *prog)
/* there are 2 passes here */
bpf_jit_dump(prog->len, image_size, 2, ctx.target);
- set_memory_ro((unsigned long)header, header->pages);
+ bpf_jit_binary_lock_ro(header);
prog->bpf_func = (void *)ctx.target;
prog->jited = 1;
prog->jited_len = image_size;
diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c
index 8073625371f5..07060e5b5864 100644
--- a/arch/arm/xen/enlighten.c
+++ b/arch/arm/xen/enlighten.c
@@ -59,6 +59,9 @@ struct xen_memory_region xen_extra_mem[XEN_EXTRA_MEM_MAX_REGIONS] __initdata;
static __read_mostly unsigned int xen_events_irq;
+uint32_t xen_start_flags;
+EXPORT_SYMBOL(xen_start_flags);
+
int xen_remap_domain_gfn_array(struct vm_area_struct *vma,
unsigned long addr,
xen_pfn_t *gfn, int nr,
@@ -293,9 +296,7 @@ void __init xen_early_init(void)
xen_setup_features();
if (xen_feature(XENFEAT_dom0))
- xen_start_info->flags |= SIF_INITDOMAIN|SIF_PRIVILEGED;
- else
- xen_start_info->flags &= ~(SIF_INITDOMAIN|SIF_PRIVILEGED);
+ xen_start_flags |= SIF_INITDOMAIN|SIF_PRIVILEGED;
if (!console_set_on_cmdline && !xen_initial_domain())
add_preferred_console("hvc", 0, NULL);
diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile
index 45272266dafb..7976d2d242fa 100644
--- a/arch/arm64/Makefile
+++ b/arch/arm64/Makefile
@@ -10,7 +10,7 @@
#
# Copyright (C) 1995-2001 by Russell King
-LDFLAGS_vmlinux :=-p --no-undefined -X
+LDFLAGS_vmlinux :=--no-undefined -X
CPPFLAGS_vmlinux.lds = -DTEXT_OFFSET=$(TEXT_OFFSET)
GZFLAGS :=-9
@@ -60,15 +60,13 @@ ifeq ($(CONFIG_CPU_BIG_ENDIAN), y)
KBUILD_CPPFLAGS += -mbig-endian
CHECKFLAGS += -D__AARCH64EB__
AS += -EB
-LD += -EB
-LDFLAGS += -maarch64linuxb
+LDFLAGS += -EB -maarch64elfb
UTS_MACHINE := aarch64_be
else
KBUILD_CPPFLAGS += -mlittle-endian
CHECKFLAGS += -D__AARCH64EL__
AS += -EL
-LD += -EL
-LDFLAGS += -maarch64linux
+LDFLAGS += -EL -maarch64elf
UTS_MACHINE := aarch64
endif
diff --git a/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi b/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi
index e6b059378dc0..67dac595dc72 100644
--- a/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi
+++ b/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi
@@ -309,8 +309,7 @@
interrupts = <0 99 4>;
resets = <&rst SPIM0_RESET>;
reg-io-width = <4>;
- num-chipselect = <4>;
- bus-num = <0>;
+ num-cs = <4>;
status = "disabled";
};
@@ -322,8 +321,7 @@
interrupts = <0 100 4>;
resets = <&rst SPIM1_RESET>;
reg-io-width = <4>;
- num-chipselect = <4>;
- bus-num = <0>;
+ num-cs = <4>;
status = "disabled";
};
diff --git a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
index 4b3331fbfe39..dff9b15eb3c0 100644
--- a/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-axg-s400.dts
@@ -66,9 +66,22 @@
&ethmac {
status = "okay";
- phy-mode = "rgmii";
pinctrl-0 = <&eth_rgmii_y_pins>;
pinctrl-names = "default";
+ phy-handle = <&eth_phy0>;
+ phy-mode = "rgmii";
+
+ mdio {
+ compatible = "snps,dwmac-mdio";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ eth_phy0: ethernet-phy@0 {
+ /* Realtek RTL8211F (0x001cc916) */
+ reg = <0>;
+ eee-broken-1000t;
+ };
+ };
};
&uart_A {
diff --git a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
index fee87737a201..67d7115e4eff 100644
--- a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
@@ -132,7 +132,7 @@
sd_emmc_b: sd@5000 {
compatible = "amlogic,meson-axg-mmc";
- reg = <0x0 0x5000 0x0 0x2000>;
+ reg = <0x0 0x5000 0x0 0x800>;
interrupts = <GIC_SPI 217 IRQ_TYPE_EDGE_RISING>;
status = "disabled";
clocks = <&clkc CLKID_SD_EMMC_B>,
@@ -144,7 +144,7 @@
sd_emmc_c: mmc@7000 {
compatible = "amlogic,meson-axg-mmc";
- reg = <0x0 0x7000 0x0 0x2000>;
+ reg = <0x0 0x7000 0x0 0x800>;
interrupts = <GIC_SPI 218 IRQ_TYPE_EDGE_RISING>;
status = "disabled";
clocks = <&clkc CLKID_SD_EMMC_C>,
diff --git a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
index 3c31e21cbed7..b8dc4dbb391b 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
@@ -35,6 +35,12 @@
no-map;
};
+ /* Alternate 3 MiB reserved for ARM Trusted Firmware (BL31) */
+ secmon_reserved_alt: secmon@5000000 {
+ reg = <0x0 0x05000000 0x0 0x300000>;
+ no-map;
+ };
+
linux,cma {
compatible = "shared-dma-pool";
reusable;
@@ -457,21 +463,21 @@
sd_emmc_a: mmc@70000 {
compatible = "amlogic,meson-gx-mmc", "amlogic,meson-gxbb-mmc";
- reg = <0x0 0x70000 0x0 0x2000>;
+ reg = <0x0 0x70000 0x0 0x800>;
interrupts = <GIC_SPI 216 IRQ_TYPE_EDGE_RISING>;
status = "disabled";
};
sd_emmc_b: mmc@72000 {
compatible = "amlogic,meson-gx-mmc", "amlogic,meson-gxbb-mmc";
- reg = <0x0 0x72000 0x0 0x2000>;
+ reg = <0x0 0x72000 0x0 0x800>;
interrupts = <GIC_SPI 217 IRQ_TYPE_EDGE_RISING>;
status = "disabled";
};
sd_emmc_c: mmc@74000 {
compatible = "amlogic,meson-gx-mmc", "amlogic,meson-gxbb-mmc";
- reg = <0x0 0x74000 0x0 0x2000>;
+ reg = <0x0 0x74000 0x0 0x800>;
interrupts = <GIC_SPI 218 IRQ_TYPE_EDGE_RISING>;
status = "disabled";
};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-mali.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxl-mali.dtsi
index eb327664a4d8..6aaafff674f9 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl-mali.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl-mali.dtsi
@@ -6,7 +6,7 @@
&apb {
mali: gpu@c0000 {
- compatible = "amlogic,meson-gxbb-mali", "arm,mali-450";
+ compatible = "amlogic,meson-gxl-mali", "arm,mali-450";
reg = <0x0 0xc0000 0x0 0x40000>;
interrupts = <GIC_SPI 160 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 161 IRQ_TYPE_LEVEL_HIGH>,
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
index 3e3eb31748a3..f63bceb88caa 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
@@ -234,9 +234,6 @@
bus-width = <4>;
cap-sd-highspeed;
- sd-uhs-sdr12;
- sd-uhs-sdr25;
- sd-uhs-sdr50;
max-frequency = <100000000>;
disable-wp;
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-p212.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-p212.dtsi
index 0cfd701809de..a1b31013ab6e 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-p212.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-p212.dtsi
@@ -189,3 +189,10 @@
&usb0 {
status = "okay";
};
+
+&usb2_phy0 {
+ /*
+ * HDMI_5V is also used as supply for the USB VBUS.
+ */
+ phy-supply = <&hdmi_5v>;
+};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
index 27538eea547b..c87a80e9bcc6 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
@@ -13,14 +13,6 @@
/ {
compatible = "amlogic,meson-gxl";
- reserved-memory {
- /* Alternate 3 MiB reserved for ARM Trusted Firmware (BL31) */
- secmon_reserved_alt: secmon@5000000 {
- reg = <0x0 0x05000000 0x0 0x300000>;
- no-map;
- };
- };
-
soc {
usb0: usb@c9000000 {
status = "disabled";
diff --git a/arch/arm64/boot/dts/broadcom/northstar2/ns2.dtsi b/arch/arm64/boot/dts/broadcom/northstar2/ns2.dtsi
index 4a2a6af8e752..4057197048dc 100644
--- a/arch/arm64/boot/dts/broadcom/northstar2/ns2.dtsi
+++ b/arch/arm64/boot/dts/broadcom/northstar2/ns2.dtsi
@@ -118,7 +118,7 @@
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 0>;
- interrupt-map = <0 0 0 0 &gic 0 GIC_SPI 281 IRQ_TYPE_NONE>;
+ interrupt-map = <0 0 0 0 &gic 0 GIC_SPI 281 IRQ_TYPE_LEVEL_HIGH>;
linux,pci-domain = <0>;
@@ -149,7 +149,7 @@
#interrupt-cells = <1>;
interrupt-map-mask = <0 0 0 0>;
- interrupt-map = <0 0 0 0 &gic 0 GIC_SPI 305 IRQ_TYPE_NONE>;
+ interrupt-map = <0 0 0 0 &gic 0 GIC_SPI 305 IRQ_TYPE_LEVEL_HIGH>;
linux,pci-domain = <4>;
@@ -566,7 +566,7 @@
reg = <0x66080000 0x100>;
#address-cells = <1>;
#size-cells = <0>;
- interrupts = <GIC_SPI 394 IRQ_TYPE_NONE>;
+ interrupts = <GIC_SPI 394 IRQ_TYPE_LEVEL_HIGH>;
clock-frequency = <100000>;
status = "disabled";
};
@@ -594,7 +594,7 @@
reg = <0x660b0000 0x100>;
#address-cells = <1>;
#size-cells = <0>;
- interrupts = <GIC_SPI 395 IRQ_TYPE_NONE>;
+ interrupts = <GIC_SPI 395 IRQ_TYPE_LEVEL_HIGH>;
clock-frequency = <100000>;
status = "disabled";
};
diff --git a/arch/arm64/boot/dts/broadcom/stingray/bcm958742k.dts b/arch/arm64/boot/dts/broadcom/stingray/bcm958742k.dts
index eb6f08cdbd79..77efa28c4dd5 100644
--- a/arch/arm64/boot/dts/broadcom/stingray/bcm958742k.dts
+++ b/arch/arm64/boot/dts/broadcom/stingray/bcm958742k.dts
@@ -43,6 +43,10 @@
enet-phy-lane-swap;
};
+&sdio0 {
+ mmc-ddr-1_8v;
+};
+
&uart2 {
status = "okay";
};
diff --git a/arch/arm64/boot/dts/broadcom/stingray/bcm958742t.dts b/arch/arm64/boot/dts/broadcom/stingray/bcm958742t.dts
index 5084b037320f..55ba495ef56e 100644
--- a/arch/arm64/boot/dts/broadcom/stingray/bcm958742t.dts
+++ b/arch/arm64/boot/dts/broadcom/stingray/bcm958742t.dts
@@ -42,3 +42,7 @@
&gphy0 {
enet-phy-lane-swap;
};
+
+&sdio0 {
+ mmc-ddr-1_8v;
+};
diff --git a/arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi b/arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi
index 99aaff0b6d72..b203152ad67c 100644
--- a/arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi
+++ b/arch/arm64/boot/dts/broadcom/stingray/stingray.dtsi
@@ -409,7 +409,7 @@
reg = <0x000b0000 0x100>;
#address-cells = <1>;
#size-cells = <0>;
- interrupts = <GIC_SPI 177 IRQ_TYPE_NONE>;
+ interrupts = <GIC_SPI 177 IRQ_TYPE_LEVEL_HIGH>;
clock-frequency = <100000>;
status = "disabled";
};
@@ -453,7 +453,7 @@
reg = <0x000e0000 0x100>;
#address-cells = <1>;
#size-cells = <0>;
- interrupts = <GIC_SPI 178 IRQ_TYPE_NONE>;
+ interrupts = <GIC_SPI 178 IRQ_TYPE_LEVEL_HIGH>;
clock-frequency = <100000>;
status = "disabled";
};
diff --git a/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts
index c6999624ed8a..68c5a6c819ae 100644
--- a/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts
+++ b/arch/arm64/boot/dts/hisilicon/hi3660-hikey960.dts
@@ -585,6 +585,8 @@
vmmc-supply = <&wlan_en>;
ti,non-removable;
non-removable;
+ cap-power-off-card;
+ keep-power-in-suspend;
#address-cells = <0x1>;
#size-cells = <0x0>;
status = "ok";
diff --git a/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts b/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
index edb4ee0b8896..7f12624f6c8e 100644
--- a/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
+++ b/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
@@ -322,6 +322,8 @@
dwmmc_2: dwmmc2@f723f000 {
bus-width = <0x4>;
non-removable;
+ cap-power-off-card;
+ keep-power-in-suspend;
vmmc-supply = <&reg_vdd_3v3>;
mmc-pwrseq = <&wl1835_pwrseq>;
diff --git a/arch/arm64/boot/dts/marvell/armada-cp110.dtsi b/arch/arm64/boot/dts/marvell/armada-cp110.dtsi
index 7dabe25f6774..1c6ff8197a88 100644
--- a/arch/arm64/boot/dts/marvell/armada-cp110.dtsi
+++ b/arch/arm64/boot/dts/marvell/armada-cp110.dtsi
@@ -149,7 +149,7 @@
CP110_LABEL(icu): interrupt-controller@1e0000 {
compatible = "marvell,cp110-icu";
- reg = <0x1e0000 0x10>;
+ reg = <0x1e0000 0x440>;
#interrupt-cells = <3>;
interrupt-controller;
msi-parent = <&gicp>;
diff --git a/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi b/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi
index 0f829db33efe..4d5ef01f43a3 100644
--- a/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi
+++ b/arch/arm64/boot/dts/qcom/apq8096-db820c.dtsi
@@ -75,7 +75,7 @@
serial@75b1000 {
label = "LS-UART0";
- status = "okay";
+ status = "disabled";
pinctrl-names = "default", "sleep";
pinctrl-0 = <&blsp2_uart2_4pins_default>;
pinctrl-1 = <&blsp2_uart2_4pins_sleep>;
diff --git a/arch/arm64/boot/dts/qcom/msm8916.dtsi b/arch/arm64/boot/dts/qcom/msm8916.dtsi
index 650f356f69ca..c2625d15a8c0 100644
--- a/arch/arm64/boot/dts/qcom/msm8916.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8916.dtsi
@@ -1191,14 +1191,14 @@
port@0 {
reg = <0>;
- etf_out: endpoint {
+ etf_in: endpoint {
slave-mode;
remote-endpoint = <&funnel0_out>;
};
};
port@1 {
reg = <0>;
- etf_in: endpoint {
+ etf_out: endpoint {
remote-endpoint = <&replicator_in>;
};
};
diff --git a/arch/arm64/boot/dts/socionext/uniphier-ld11-global.dts b/arch/arm64/boot/dts/socionext/uniphier-ld11-global.dts
index 9b4dc41703e3..ae3b5adf32df 100644
--- a/arch/arm64/boot/dts/socionext/uniphier-ld11-global.dts
+++ b/arch/arm64/boot/dts/socionext/uniphier-ld11-global.dts
@@ -54,7 +54,7 @@
sound {
compatible = "audio-graph-card";
label = "UniPhier LD11";
- widgets = "Headphone", "Headphone Jack";
+ widgets = "Headphone", "Headphones";
dais = <&i2s_port2
&i2s_port3
&i2s_port4
diff --git a/arch/arm64/boot/dts/socionext/uniphier-ld20-global.dts b/arch/arm64/boot/dts/socionext/uniphier-ld20-global.dts
index fe6608ea3277..7919233c9ce2 100644
--- a/arch/arm64/boot/dts/socionext/uniphier-ld20-global.dts
+++ b/arch/arm64/boot/dts/socionext/uniphier-ld20-global.dts
@@ -54,7 +54,7 @@
sound {
compatible = "audio-graph-card";
label = "UniPhier LD20";
- widgets = "Headphone", "Headphone Jack";
+ widgets = "Headphone", "Headphones";
dais = <&i2s_port2
&i2s_port3
&i2s_port4
diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
index 3cfa8ca26738..f9a186f6af8a 100644
--- a/arch/arm64/configs/defconfig
+++ b/arch/arm64/configs/defconfig
@@ -47,6 +47,7 @@ CONFIG_ARCH_MVEBU=y
CONFIG_ARCH_QCOM=y
CONFIG_ARCH_ROCKCHIP=y
CONFIG_ARCH_SEATTLE=y
+CONFIG_ARCH_SYNQUACER=y
CONFIG_ARCH_RENESAS=y
CONFIG_ARCH_R8A7795=y
CONFIG_ARCH_R8A7796=y
@@ -58,7 +59,6 @@ CONFIG_ARCH_R8A77995=y
CONFIG_ARCH_STRATIX10=y
CONFIG_ARCH_TEGRA=y
CONFIG_ARCH_SPRD=y
-CONFIG_ARCH_SYNQUACER=y
CONFIG_ARCH_THUNDER=y
CONFIG_ARCH_THUNDER2=y
CONFIG_ARCH_UNIPHIER=y
@@ -67,25 +67,23 @@ CONFIG_ARCH_XGENE=y
CONFIG_ARCH_ZX=y
CONFIG_ARCH_ZYNQMP=y
CONFIG_PCI=y
-CONFIG_HOTPLUG_PCI_PCIE=y
CONFIG_PCI_IOV=y
CONFIG_HOTPLUG_PCI=y
CONFIG_HOTPLUG_PCI_ACPI=y
-CONFIG_PCI_LAYERSCAPE=y
-CONFIG_PCI_HISI=y
-CONFIG_PCIE_QCOM=y
-CONFIG_PCIE_KIRIN=y
-CONFIG_PCIE_ARMADA_8K=y
-CONFIG_PCIE_HISI_STB=y
CONFIG_PCI_AARDVARK=y
CONFIG_PCI_TEGRA=y
CONFIG_PCIE_RCAR=y
-CONFIG_PCIE_ROCKCHIP=y
-CONFIG_PCIE_ROCKCHIP_HOST=m
CONFIG_PCI_HOST_GENERIC=y
CONFIG_PCI_XGENE=y
CONFIG_PCI_HOST_THUNDER_PEM=y
CONFIG_PCI_HOST_THUNDER_ECAM=y
+CONFIG_PCIE_ROCKCHIP_HOST=m
+CONFIG_PCI_LAYERSCAPE=y
+CONFIG_PCI_HISI=y
+CONFIG_PCIE_QCOM=y
+CONFIG_PCIE_ARMADA_8K=y
+CONFIG_PCIE_KIRIN=y
+CONFIG_PCIE_HISI_STB=y
CONFIG_ARM64_VA_BITS_48=y
CONFIG_SCHED_MC=y
CONFIG_NUMA=y
@@ -104,8 +102,6 @@ CONFIG_HIBERNATION=y
CONFIG_WQ_POWER_EFFICIENT_DEFAULT=y
CONFIG_ARM_CPUIDLE=y
CONFIG_CPU_FREQ=y
-CONFIG_CPU_FREQ_GOV_ATTR_SET=y
-CONFIG_CPU_FREQ_GOV_COMMON=y
CONFIG_CPU_FREQ_STAT=y
CONFIG_CPU_FREQ_GOV_POWERSAVE=m
CONFIG_CPU_FREQ_GOV_USERSPACE=y
@@ -113,11 +109,11 @@ CONFIG_CPU_FREQ_GOV_ONDEMAND=y
CONFIG_CPU_FREQ_GOV_CONSERVATIVE=m
CONFIG_CPU_FREQ_GOV_SCHEDUTIL=y
CONFIG_CPUFREQ_DT=y
+CONFIG_ACPI_CPPC_CPUFREQ=m
CONFIG_ARM_ARMADA_37XX_CPUFREQ=y
CONFIG_ARM_BIG_LITTLE_CPUFREQ=y
CONFIG_ARM_SCPI_CPUFREQ=y
CONFIG_ARM_TEGRA186_CPUFREQ=y
-CONFIG_ACPI_CPPC_CPUFREQ=m
CONFIG_NET=y
CONFIG_PACKET=y
CONFIG_UNIX=y
@@ -236,11 +232,6 @@ CONFIG_SMSC911X=y
CONFIG_SNI_AVE=y
CONFIG_SNI_NETSEC=y
CONFIG_STMMAC_ETH=m
-CONFIG_DWMAC_IPQ806X=m
-CONFIG_DWMAC_MESON=m
-CONFIG_DWMAC_ROCKCHIP=m
-CONFIG_DWMAC_SUNXI=m
-CONFIG_DWMAC_SUN8I=m
CONFIG_MDIO_BUS_MUX_MMIOREG=y
CONFIG_AT803X_PHY=m
CONFIG_MARVELL_PHY=m
@@ -269,8 +260,8 @@ CONFIG_WL18XX=m
CONFIG_WLCORE_SDIO=m
CONFIG_INPUT_EVDEV=y
CONFIG_KEYBOARD_ADC=m
-CONFIG_KEYBOARD_CROS_EC=y
CONFIG_KEYBOARD_GPIO=y
+CONFIG_KEYBOARD_CROS_EC=y
CONFIG_INPUT_TOUCHSCREEN=y
CONFIG_TOUCHSCREEN_ATMEL_MXT=m
CONFIG_INPUT_MISC=y
@@ -296,17 +287,13 @@ CONFIG_SERIAL_SAMSUNG=y
CONFIG_SERIAL_SAMSUNG_CONSOLE=y
CONFIG_SERIAL_TEGRA=y
CONFIG_SERIAL_SH_SCI=y
-CONFIG_SERIAL_SH_SCI_NR_UARTS=11
-CONFIG_SERIAL_SH_SCI_CONSOLE=y
CONFIG_SERIAL_MSM=y
CONFIG_SERIAL_MSM_CONSOLE=y
CONFIG_SERIAL_XILINX_PS_UART=y
CONFIG_SERIAL_XILINX_PS_UART_CONSOLE=y
CONFIG_SERIAL_MVEBU_UART=y
CONFIG_SERIAL_DEV_BUS=y
-CONFIG_SERIAL_DEV_CTRL_TTYPORT=y
CONFIG_VIRTIO_CONSOLE=y
-CONFIG_I2C_HID=m
CONFIG_I2C_CHARDEV=y
CONFIG_I2C_MUX=y
CONFIG_I2C_MUX_PCA954x=y
@@ -325,26 +312,26 @@ CONFIG_I2C_RCAR=y
CONFIG_I2C_CROS_EC_TUNNEL=y
CONFIG_SPI=y
CONFIG_SPI_ARMADA_3700=y
-CONFIG_SPI_MESON_SPICC=m
-CONFIG_SPI_MESON_SPIFC=m
CONFIG_SPI_BCM2835=m
CONFIG_SPI_BCM2835AUX=m
+CONFIG_SPI_MESON_SPICC=m
+CONFIG_SPI_MESON_SPIFC=m
CONFIG_SPI_ORION=y
CONFIG_SPI_PL022=y
-CONFIG_SPI_QUP=y
CONFIG_SPI_ROCKCHIP=y
+CONFIG_SPI_QUP=y
CONFIG_SPI_S3C64XX=y
CONFIG_SPI_SPIDEV=m
CONFIG_SPMI=y
-CONFIG_PINCTRL_IPQ8074=y
CONFIG_PINCTRL_SINGLE=y
CONFIG_PINCTRL_MAX77620=y
+CONFIG_PINCTRL_IPQ8074=y
CONFIG_PINCTRL_MSM8916=y
CONFIG_PINCTRL_MSM8994=y
CONFIG_PINCTRL_MSM8996=y
-CONFIG_PINCTRL_MT7622=y
CONFIG_PINCTRL_QDF2XXX=y
CONFIG_PINCTRL_QCOM_SPMI_PMIC=y
+CONFIG_PINCTRL_MT7622=y
CONFIG_GPIO_DWAPB=y
CONFIG_GPIO_MB86S7X=y
CONFIG_GPIO_PL061=y
@@ -368,13 +355,13 @@ CONFIG_SENSORS_INA2XX=m
CONFIG_THERMAL_GOV_POWER_ALLOCATOR=y
CONFIG_CPU_THERMAL=y
CONFIG_THERMAL_EMULATION=y
+CONFIG_ROCKCHIP_THERMAL=m
+CONFIG_RCAR_GEN3_THERMAL=y
CONFIG_ARMADA_THERMAL=y
CONFIG_BRCMSTB_THERMAL=m
CONFIG_EXYNOS_THERMAL=y
-CONFIG_RCAR_GEN3_THERMAL=y
-CONFIG_QCOM_TSENS=y
-CONFIG_ROCKCHIP_THERMAL=m
CONFIG_TEGRA_BPMP_THERMAL=m
+CONFIG_QCOM_TSENS=y
CONFIG_UNIPHIER_THERMAL=y
CONFIG_WATCHDOG=y
CONFIG_S3C2410_WATCHDOG=y
@@ -395,9 +382,9 @@ CONFIG_MFD_MAX77620=y
CONFIG_MFD_SPMI_PMIC=y
CONFIG_MFD_RK808=y
CONFIG_MFD_SEC_CORE=y
+CONFIG_REGULATOR_FIXED_VOLTAGE=y
CONFIG_REGULATOR_AXP20X=y
CONFIG_REGULATOR_FAN53555=y
-CONFIG_REGULATOR_FIXED_VOLTAGE=y
CONFIG_REGULATOR_GPIO=y
CONFIG_REGULATOR_HI6421V530=y
CONFIG_REGULATOR_HI655X=y
@@ -407,16 +394,15 @@ CONFIG_REGULATOR_QCOM_SMD_RPM=y
CONFIG_REGULATOR_QCOM_SPMI=y
CONFIG_REGULATOR_RK808=y
CONFIG_REGULATOR_S2MPS11=y
+CONFIG_RC_CORE=m
+CONFIG_RC_DECODERS=y
+CONFIG_RC_DEVICES=y
+CONFIG_IR_MESON=m
CONFIG_MEDIA_SUPPORT=m
CONFIG_MEDIA_CAMERA_SUPPORT=y
CONFIG_MEDIA_ANALOG_TV_SUPPORT=y
CONFIG_MEDIA_DIGITAL_TV_SUPPORT=y
CONFIG_MEDIA_CONTROLLER=y
-CONFIG_MEDIA_RC_SUPPORT=y
-CONFIG_RC_CORE=m
-CONFIG_RC_DEVICES=y
-CONFIG_RC_DECODERS=y
-CONFIG_IR_MESON=m
CONFIG_VIDEO_V4L2_SUBDEV_API=y
# CONFIG_DVB_NET is not set
CONFIG_V4L_MEM2MEM_DRIVERS=y
@@ -441,8 +427,7 @@ CONFIG_ROCKCHIP_DW_HDMI=y
CONFIG_ROCKCHIP_DW_MIPI_DSI=y
CONFIG_ROCKCHIP_INNO_HDMI=y
CONFIG_DRM_RCAR_DU=m
-CONFIG_DRM_RCAR_LVDS=y
-CONFIG_DRM_RCAR_VSP=y
+CONFIG_DRM_RCAR_LVDS=m
CONFIG_DRM_TEGRA=m
CONFIG_DRM_PANEL_SIMPLE=m
CONFIG_DRM_I2C_ADV7511=m
@@ -455,7 +440,6 @@ CONFIG_FB_ARMCLCD=y
CONFIG_BACKLIGHT_GENERIC=m
CONFIG_BACKLIGHT_PWM=m
CONFIG_BACKLIGHT_LP855X=m
-CONFIG_FRAMEBUFFER_CONSOLE=y
CONFIG_LOGO=y
# CONFIG_LOGO_LINUX_MONO is not set
# CONFIG_LOGO_LINUX_VGA16 is not set
@@ -468,6 +452,7 @@ CONFIG_SND_SOC_RCAR=m
CONFIG_SND_SOC_AK4613=m
CONFIG_SND_SIMPLE_CARD=m
CONFIG_SND_AUDIO_GRAPH_CARD=m
+CONFIG_I2C_HID=m
CONFIG_USB=y
CONFIG_USB_OTG=y
CONFIG_USB_XHCI_HCD=y
@@ -501,12 +486,12 @@ CONFIG_MMC_BLOCK_MINORS=32
CONFIG_MMC_ARMMMCI=y
CONFIG_MMC_SDHCI=y
CONFIG_MMC_SDHCI_ACPI=y
-CONFIG_MMC_SDHCI_F_SDH30=y
CONFIG_MMC_SDHCI_PLTFM=y
CONFIG_MMC_SDHCI_OF_ARASAN=y
CONFIG_MMC_SDHCI_OF_ESDHC=y
CONFIG_MMC_SDHCI_CADENCE=y
CONFIG_MMC_SDHCI_TEGRA=y
+CONFIG_MMC_SDHCI_F_SDH30=y
CONFIG_MMC_MESON_GX=y
CONFIG_MMC_SDHCI_MSM=y
CONFIG_MMC_SPI=y
@@ -524,11 +509,11 @@ CONFIG_LEDS_CLASS=y
CONFIG_LEDS_GPIO=y
CONFIG_LEDS_PWM=y
CONFIG_LEDS_SYSCON=y
+CONFIG_LEDS_TRIGGER_DISK=y
CONFIG_LEDS_TRIGGER_HEARTBEAT=y
CONFIG_LEDS_TRIGGER_CPU=y
CONFIG_LEDS_TRIGGER_DEFAULT_ON=y
CONFIG_LEDS_TRIGGER_PANIC=y
-CONFIG_LEDS_TRIGGER_DISK=y
CONFIG_EDAC=y
CONFIG_EDAC_GHES=y
CONFIG_RTC_CLASS=y
@@ -537,13 +522,13 @@ CONFIG_RTC_DRV_RK808=m
CONFIG_RTC_DRV_S5M=y
CONFIG_RTC_DRV_DS3232=y
CONFIG_RTC_DRV_EFI=y
+CONFIG_RTC_DRV_CROS_EC=y
CONFIG_RTC_DRV_S3C=y
CONFIG_RTC_DRV_PL031=y
CONFIG_RTC_DRV_SUN6I=y
CONFIG_RTC_DRV_ARMADA38X=y
CONFIG_RTC_DRV_TEGRA=y
CONFIG_RTC_DRV_XGENE=y
-CONFIG_RTC_DRV_CROS_EC=y
CONFIG_DMADEVICES=y
CONFIG_DMA_BCM2835=m
CONFIG_K3_DMA=y
@@ -579,7 +564,6 @@ CONFIG_HWSPINLOCK_QCOM=y
CONFIG_ARM_MHU=y
CONFIG_PLATFORM_MHU=y
CONFIG_BCM2835_MBOX=y
-CONFIG_HI6220_MBOX=y
CONFIG_QCOM_APCS_IPC=y
CONFIG_ROCKCHIP_IOMMU=y
CONFIG_TEGRA_IOMMU_SMMU=y
@@ -602,7 +586,6 @@ CONFIG_DEVFREQ_GOV_SIMPLE_ONDEMAND=y
CONFIG_EXTCON_USB_GPIO=y
CONFIG_EXTCON_USBC_CROS_EC=y
CONFIG_MEMORY=y
-CONFIG_TEGRA_MC=y
CONFIG_IIO=y
CONFIG_EXYNOS_ADC=y
CONFIG_ROCKCHIP_SARADC=m
@@ -618,27 +601,27 @@ CONFIG_PWM_RCAR=m
CONFIG_PWM_ROCKCHIP=y
CONFIG_PWM_SAMSUNG=y
CONFIG_PWM_TEGRA=m
+CONFIG_PHY_XGENE=y
+CONFIG_PHY_SUN4I_USB=y
+CONFIG_PHY_HI6220_USB=y
CONFIG_PHY_HISTB_COMBPHY=y
CONFIG_PHY_HISI_INNO_USB2=y
-CONFIG_PHY_RCAR_GEN3_USB2=y
-CONFIG_PHY_RCAR_GEN3_USB3=m
-CONFIG_PHY_HI6220_USB=y
-CONFIG_PHY_QCOM_USB_HS=y
-CONFIG_PHY_SUN4I_USB=y
CONFIG_PHY_MVEBU_CP110_COMPHY=y
CONFIG_PHY_QCOM_QMP=m
-CONFIG_PHY_ROCKCHIP_INNO_USB2=y
+CONFIG_PHY_QCOM_USB_HS=y
+CONFIG_PHY_RCAR_GEN3_USB2=y
+CONFIG_PHY_RCAR_GEN3_USB3=m
CONFIG_PHY_ROCKCHIP_EMMC=y
+CONFIG_PHY_ROCKCHIP_INNO_USB2=y
CONFIG_PHY_ROCKCHIP_PCIE=m
CONFIG_PHY_ROCKCHIP_TYPEC=y
-CONFIG_PHY_XGENE=y
CONFIG_PHY_TEGRA_XUSB=y
CONFIG_QCOM_L2_PMU=y
CONFIG_QCOM_L3_PMU=y
-CONFIG_MESON_EFUSE=m
CONFIG_QCOM_QFPROM=y
CONFIG_ROCKCHIP_EFUSE=y
CONFIG_UNIPHIER_EFUSE=y
+CONFIG_MESON_EFUSE=m
CONFIG_TEE=y
CONFIG_OPTEE=y
CONFIG_ARM_SCPI_PROTOCOL=y
@@ -647,7 +630,6 @@ CONFIG_EFI_CAPSULE_LOADER=y
CONFIG_ACPI=y
CONFIG_ACPI_APEI=y
CONFIG_ACPI_APEI_GHES=y
-CONFIG_ACPI_APEI_PCIEAER=y
CONFIG_ACPI_APEI_MEMORY_FAILURE=y
CONFIG_ACPI_APEI_EINJ=y
CONFIG_EXT2_FS=y
@@ -682,7 +664,6 @@ CONFIG_DEBUG_INFO=y
CONFIG_DEBUG_FS=y
CONFIG_MAGIC_SYSRQ=y
CONFIG_DEBUG_KERNEL=y
-CONFIG_LOCKUP_DETECTOR=y
# CONFIG_SCHED_DEBUG is not set
# CONFIG_DEBUG_PREEMPT is not set
# CONFIG_FTRACE is not set
@@ -691,20 +672,15 @@ CONFIG_SECURITY=y
CONFIG_CRYPTO_ECHAINIV=y
CONFIG_CRYPTO_ANSI_CPRNG=y
CONFIG_ARM64_CRYPTO=y
-CONFIG_CRYPTO_SHA256_ARM64=m
-CONFIG_CRYPTO_SHA512_ARM64=m
CONFIG_CRYPTO_SHA1_ARM64_CE=y
CONFIG_CRYPTO_SHA2_ARM64_CE=y
+CONFIG_CRYPTO_SHA512_ARM64_CE=m
+CONFIG_CRYPTO_SHA3_ARM64=m
+CONFIG_CRYPTO_SM3_ARM64_CE=m
CONFIG_CRYPTO_GHASH_ARM64_CE=y
CONFIG_CRYPTO_CRCT10DIF_ARM64_CE=m
CONFIG_CRYPTO_CRC32_ARM64_CE=m
-CONFIG_CRYPTO_AES_ARM64=m
-CONFIG_CRYPTO_AES_ARM64_CE=m
CONFIG_CRYPTO_AES_ARM64_CE_CCM=y
CONFIG_CRYPTO_AES_ARM64_CE_BLK=y
-CONFIG_CRYPTO_AES_ARM64_NEON_BLK=m
CONFIG_CRYPTO_CHACHA20_NEON=m
CONFIG_CRYPTO_AES_ARM64_BS=m
-CONFIG_CRYPTO_SHA512_ARM64_CE=m
-CONFIG_CRYPTO_SHA3_ARM64=m
-CONFIG_CRYPTO_SM3_ARM64_CE=m
diff --git a/arch/arm64/crypto/aes-glue.c b/arch/arm64/crypto/aes-glue.c
index 253188fb8cb0..e3e50950a863 100644
--- a/arch/arm64/crypto/aes-glue.c
+++ b/arch/arm64/crypto/aes-glue.c
@@ -223,8 +223,8 @@ static int ctr_encrypt(struct skcipher_request *req)
kernel_neon_begin();
aes_ctr_encrypt(walk.dst.virt.addr, walk.src.virt.addr,
(u8 *)ctx->key_enc, rounds, blocks, walk.iv);
- err = skcipher_walk_done(&walk, walk.nbytes % AES_BLOCK_SIZE);
kernel_neon_end();
+ err = skcipher_walk_done(&walk, walk.nbytes % AES_BLOCK_SIZE);
}
if (walk.nbytes) {
u8 __aligned(8) tail[AES_BLOCK_SIZE];
diff --git a/arch/arm64/include/asm/alternative.h b/arch/arm64/include/asm/alternative.h
index a91933b1e2e6..4b650ec1d7dd 100644
--- a/arch/arm64/include/asm/alternative.h
+++ b/arch/arm64/include/asm/alternative.h
@@ -28,7 +28,12 @@ typedef void (*alternative_cb_t)(struct alt_instr *alt,
__le32 *origptr, __le32 *updptr, int nr_inst);
void __init apply_alternatives_all(void);
-void apply_alternatives(void *start, size_t length);
+
+#ifdef CONFIG_MODULES
+void apply_alternatives_module(void *start, size_t length);
+#else
+static inline void apply_alternatives_module(void *start, size_t length) { }
+#endif
#define ALTINSTR_ENTRY(feature,cb) \
" .word 661b - .\n" /* label */ \
diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h
index fda9a8ca48be..fe8777b12f86 100644
--- a/arch/arm64/include/asm/kvm_host.h
+++ b/arch/arm64/include/asm/kvm_host.h
@@ -306,6 +306,7 @@ struct kvm_vcpu_arch {
#define KVM_ARM64_FP_ENABLED (1 << 1) /* guest FP regs loaded */
#define KVM_ARM64_FP_HOST (1 << 2) /* host FP regs loaded */
#define KVM_ARM64_HOST_SVE_IN_USE (1 << 3) /* backup for host TIF_SVE */
+#define KVM_ARM64_HOST_SVE_ENABLED (1 << 4) /* SVE enabled for EL0 */
#define vcpu_gp_regs(v) (&(v)->arch.ctxt.gp_regs)
diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h
index 9f82d6b53851..1bdeca8918a6 100644
--- a/arch/arm64/include/asm/pgtable.h
+++ b/arch/arm64/include/asm/pgtable.h
@@ -224,10 +224,8 @@ static inline void set_pte(pte_t *ptep, pte_t pte)
* Only if the new pte is valid and kernel, otherwise TLB maintenance
* or update_mmu_cache() have the necessary barriers.
*/
- if (pte_valid_not_user(pte)) {
+ if (pte_valid_not_user(pte))
dsb(ishst);
- isb();
- }
}
extern void __sync_icache_dcache(pte_t pteval);
@@ -434,7 +432,6 @@ static inline void set_pmd(pmd_t *pmdp, pmd_t pmd)
{
WRITE_ONCE(*pmdp, pmd);
dsb(ishst);
- isb();
}
static inline void pmd_clear(pmd_t *pmdp)
@@ -485,7 +482,6 @@ static inline void set_pud(pud_t *pudp, pud_t pud)
{
WRITE_ONCE(*pudp, pud);
dsb(ishst);
- isb();
}
static inline void pud_clear(pud_t *pudp)
diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h
index 6171178075dc..a8f84812c6e8 100644
--- a/arch/arm64/include/asm/sysreg.h
+++ b/arch/arm64/include/asm/sysreg.h
@@ -728,6 +728,17 @@ asm(
asm volatile("msr_s " __stringify(r) ", %x0" : : "rZ" (__val)); \
} while (0)
+/*
+ * Modify bits in a sysreg. Bits in the clear mask are zeroed, then bits in the
+ * set mask are set. Other bits are left as-is.
+ */
+#define sysreg_clear_set(sysreg, clear, set) do { \
+ u64 __scs_val = read_sysreg(sysreg); \
+ u64 __scs_new = (__scs_val & ~(u64)(clear)) | (set); \
+ if (__scs_new != __scs_val) \
+ write_sysreg(__scs_new, sysreg); \
+} while (0)
+
static inline void config_sctlr_el1(u32 clear, u32 set)
{
u32 val;
diff --git a/arch/arm64/kernel/alternative.c b/arch/arm64/kernel/alternative.c
index 5c4bce4ac381..36fb069fd049 100644
--- a/arch/arm64/kernel/alternative.c
+++ b/arch/arm64/kernel/alternative.c
@@ -122,7 +122,30 @@ static void patch_alternative(struct alt_instr *alt,
}
}
-static void __apply_alternatives(void *alt_region, bool use_linear_alias)
+/*
+ * We provide our own, private D-cache cleaning function so that we don't
+ * accidentally call into the cache.S code, which is patched by us at
+ * runtime.
+ */
+static void clean_dcache_range_nopatch(u64 start, u64 end)
+{
+ u64 cur, d_size, ctr_el0;
+
+ ctr_el0 = read_sanitised_ftr_reg(SYS_CTR_EL0);
+ d_size = 4 << cpuid_feature_extract_unsigned_field(ctr_el0,
+ CTR_DMINLINE_SHIFT);
+ cur = start & ~(d_size - 1);
+ do {
+ /*
+ * We must clean+invalidate to the PoC in order to avoid
+ * Cortex-A53 errata 826319, 827319, 824069 and 819472
+ * (this corresponds to ARM64_WORKAROUND_CLEAN_CACHE)
+ */
+ asm volatile("dc civac, %0" : : "r" (cur) : "memory");
+ } while (cur += d_size, cur < end);
+}
+
+static void __apply_alternatives(void *alt_region, bool is_module)
{
struct alt_instr *alt;
struct alt_region *region = alt_region;
@@ -145,7 +168,7 @@ static void __apply_alternatives(void *alt_region, bool use_linear_alias)
pr_info_once("patching kernel code\n");
origptr = ALT_ORIG_PTR(alt);
- updptr = use_linear_alias ? lm_alias(origptr) : origptr;
+ updptr = is_module ? origptr : lm_alias(origptr);
nr_inst = alt->orig_len / AARCH64_INSN_SIZE;
if (alt->cpufeature < ARM64_CB_PATCH)
@@ -155,8 +178,20 @@ static void __apply_alternatives(void *alt_region, bool use_linear_alias)
alt_cb(alt, origptr, updptr, nr_inst);
- flush_icache_range((uintptr_t)origptr,
- (uintptr_t)(origptr + nr_inst));
+ if (!is_module) {
+ clean_dcache_range_nopatch((u64)origptr,
+ (u64)(origptr + nr_inst));
+ }
+ }
+
+ /*
+ * The core module code takes care of cache maintenance in
+ * flush_module_icache().
+ */
+ if (!is_module) {
+ dsb(ish);
+ __flush_icache_all();
+ isb();
}
}
@@ -178,7 +213,7 @@ static int __apply_alternatives_multi_stop(void *unused)
isb();
} else {
BUG_ON(alternatives_applied);
- __apply_alternatives(&region, true);
+ __apply_alternatives(&region, false);
/* Barriers provided by the cache flushing */
WRITE_ONCE(alternatives_applied, 1);
}
@@ -192,12 +227,14 @@ void __init apply_alternatives_all(void)
stop_machine(__apply_alternatives_multi_stop, NULL, cpu_online_mask);
}
-void apply_alternatives(void *start, size_t length)
+#ifdef CONFIG_MODULES
+void apply_alternatives_module(void *start, size_t length)
{
struct alt_region region = {
.begin = start,
.end = start + length,
};
- __apply_alternatives(&region, false);
+ __apply_alternatives(&region, true);
}
+#endif
diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c
index d2856b129097..f24892a40d2c 100644
--- a/arch/arm64/kernel/cpufeature.c
+++ b/arch/arm64/kernel/cpufeature.c
@@ -937,7 +937,7 @@ static int __init parse_kpti(char *str)
__kpti_forced = enabled ? 1 : -1;
return 0;
}
-__setup("kpti=", parse_kpti);
+early_param("kpti", parse_kpti);
#endif /* CONFIG_UNMAP_KERNEL_AT_EL0 */
#ifdef CONFIG_ARM64_HW_AFDBM
diff --git a/arch/arm64/kernel/module.c b/arch/arm64/kernel/module.c
index 155fd91e78f4..f0f27aeefb73 100644
--- a/arch/arm64/kernel/module.c
+++ b/arch/arm64/kernel/module.c
@@ -448,9 +448,8 @@ int module_finalize(const Elf_Ehdr *hdr,
const char *secstrs = (void *)hdr + sechdrs[hdr->e_shstrndx].sh_offset;
for (s = sechdrs, se = sechdrs + hdr->e_shnum; s < se; s++) {
- if (strcmp(".altinstructions", secstrs + s->sh_name) == 0) {
- apply_alternatives((void *)s->sh_addr, s->sh_size);
- }
+ if (strcmp(".altinstructions", secstrs + s->sh_name) == 0)
+ apply_alternatives_module((void *)s->sh_addr, s->sh_size);
#ifdef CONFIG_ARM64_MODULE_PLTS
if (IS_ENABLED(CONFIG_DYNAMIC_FTRACE) &&
!strcmp(".text.ftrace_trampoline", secstrs + s->sh_name))
diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c
index f3e2e3aec0b0..2faa9863d2e5 100644
--- a/arch/arm64/kernel/smp.c
+++ b/arch/arm64/kernel/smp.c
@@ -179,7 +179,7 @@ int __cpu_up(unsigned int cpu, struct task_struct *idle)
* This is the secondary CPU boot entry. We're using this CPUs
* idle thread stack, but a set of temporary page tables.
*/
-asmlinkage void secondary_start_kernel(void)
+asmlinkage notrace void secondary_start_kernel(void)
{
u64 mpidr = read_cpuid_mpidr() & MPIDR_HWID_BITMASK;
struct mm_struct *mm = &init_mm;
diff --git a/arch/arm64/kvm/fpsimd.c b/arch/arm64/kvm/fpsimd.c
index dc6ecfa5a2d2..aac7808ce216 100644
--- a/arch/arm64/kvm/fpsimd.c
+++ b/arch/arm64/kvm/fpsimd.c
@@ -5,13 +5,14 @@
* Copyright 2018 Arm Limited
* Author: Dave Martin <Dave.Martin@arm.com>
*/
-#include <linux/bottom_half.h>
+#include <linux/irqflags.h>
#include <linux/sched.h>
#include <linux/thread_info.h>
#include <linux/kvm_host.h>
#include <asm/kvm_asm.h>
#include <asm/kvm_host.h>
#include <asm/kvm_mmu.h>
+#include <asm/sysreg.h>
/*
* Called on entry to KVM_RUN unless this vcpu previously ran at least
@@ -61,10 +62,16 @@ void kvm_arch_vcpu_load_fp(struct kvm_vcpu *vcpu)
{
BUG_ON(!current->mm);
- vcpu->arch.flags &= ~(KVM_ARM64_FP_ENABLED | KVM_ARM64_HOST_SVE_IN_USE);
+ vcpu->arch.flags &= ~(KVM_ARM64_FP_ENABLED |
+ KVM_ARM64_HOST_SVE_IN_USE |
+ KVM_ARM64_HOST_SVE_ENABLED);
vcpu->arch.flags |= KVM_ARM64_FP_HOST;
+
if (test_thread_flag(TIF_SVE))
vcpu->arch.flags |= KVM_ARM64_HOST_SVE_IN_USE;
+
+ if (read_sysreg(cpacr_el1) & CPACR_EL1_ZEN_EL0EN)
+ vcpu->arch.flags |= KVM_ARM64_HOST_SVE_ENABLED;
}
/*
@@ -92,19 +99,30 @@ void kvm_arch_vcpu_ctxsync_fp(struct kvm_vcpu *vcpu)
*/
void kvm_arch_vcpu_put_fp(struct kvm_vcpu *vcpu)
{
- local_bh_disable();
+ unsigned long flags;
- update_thread_flag(TIF_SVE,
- vcpu->arch.flags & KVM_ARM64_HOST_SVE_IN_USE);
+ local_irq_save(flags);
if (vcpu->arch.flags & KVM_ARM64_FP_ENABLED) {
/* Clean guest FP state to memory and invalidate cpu view */
fpsimd_save();
fpsimd_flush_cpu_state();
- } else if (!test_thread_flag(TIF_FOREIGN_FPSTATE)) {
- /* Ensure user trap controls are correctly restored */
- fpsimd_bind_task_to_cpu();
+ } else if (system_supports_sve()) {
+ /*
+ * The FPSIMD/SVE state in the CPU has not been touched, and we
+ * have SVE (and VHE): CPACR_EL1 (alias CPTR_EL2) has been
+ * reset to CPACR_EL1_DEFAULT by the Hyp code, disabling SVE
+ * for EL0. To avoid spurious traps, restore the trap state
+ * seen by kvm_arch_vcpu_load_fp():
+ */
+ if (vcpu->arch.flags & KVM_ARM64_HOST_SVE_ENABLED)
+ sysreg_clear_set(CPACR_EL1, 0, CPACR_EL1_ZEN_EL0EN);
+ else
+ sysreg_clear_set(CPACR_EL1, CPACR_EL1_ZEN_EL0EN, 0);
}
- local_bh_enable();
+ update_thread_flag(TIF_SVE,
+ vcpu->arch.flags & KVM_ARM64_HOST_SVE_IN_USE);
+
+ local_irq_restore(flags);
}
diff --git a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c
index 49e217ac7e1e..61e93f0b5482 100644
--- a/arch/arm64/mm/dma-mapping.c
+++ b/arch/arm64/mm/dma-mapping.c
@@ -583,13 +583,14 @@ static void *__iommu_alloc_attrs(struct device *dev, size_t size,
size >> PAGE_SHIFT);
return NULL;
}
- if (!coherent)
- __dma_flush_area(page_to_virt(page), iosize);
-
addr = dma_common_contiguous_remap(page, size, VM_USERMAP,
prot,
__builtin_return_address(0));
- if (!addr) {
+ if (addr) {
+ memset(addr, 0, size);
+ if (!coherent)
+ __dma_flush_area(page_to_virt(page), iosize);
+ } else {
iommu_dma_unmap_page(dev, *handle, iosize, 0, attrs);
dma_release_from_contiguous(dev, page,
size >> PAGE_SHIFT);
diff --git a/arch/arm64/mm/proc.S b/arch/arm64/mm/proc.S
index 5f9a73a4452c..03646e6a2ef4 100644
--- a/arch/arm64/mm/proc.S
+++ b/arch/arm64/mm/proc.S
@@ -217,8 +217,9 @@ ENDPROC(idmap_cpu_replace_ttbr1)
.macro __idmap_kpti_put_pgtable_ent_ng, type
orr \type, \type, #PTE_NG // Same bit for blocks and pages
- str \type, [cur_\()\type\()p] // Update the entry and ensure it
- dc civac, cur_\()\type\()p // is visible to all CPUs.
+ str \type, [cur_\()\type\()p] // Update the entry and ensure
+ dmb sy // that it is visible to all
+ dc civac, cur_\()\type\()p // CPUs.
.endm
/*
diff --git a/arch/m68k/include/asm/mcf_pgalloc.h b/arch/m68k/include/asm/mcf_pgalloc.h
index 8b707c249026..12fe700632f4 100644
--- a/arch/m68k/include/asm/mcf_pgalloc.h
+++ b/arch/m68k/include/asm/mcf_pgalloc.h
@@ -44,6 +44,7 @@ extern inline pmd_t *pmd_alloc_kernel(pgd_t *pgd, unsigned long address)
static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t page,
unsigned long address)
{
+ pgtable_page_dtor(page);
__free_page(page);
}
@@ -74,8 +75,9 @@ static inline struct page *pte_alloc_one(struct mm_struct *mm,
return page;
}
-extern inline void pte_free(struct mm_struct *mm, struct page *page)
+static inline void pte_free(struct mm_struct *mm, struct page *page)
{
+ pgtable_page_dtor(page);
__free_page(page);
}
diff --git a/arch/microblaze/Kconfig.debug b/arch/microblaze/Kconfig.debug
index 331a3bb66297..93a737c8d1a6 100644
--- a/arch/microblaze/Kconfig.debug
+++ b/arch/microblaze/Kconfig.debug
@@ -8,11 +8,4 @@ config TRACE_IRQFLAGS_SUPPORT
source "lib/Kconfig.debug"
-config HEART_BEAT
- bool "Heart beat function for kernel"
- default n
- help
- This option turns on/off heart beat kernel functionality.
- First GPIO node is taken.
-
endmenu
diff --git a/arch/microblaze/include/asm/setup.h b/arch/microblaze/include/asm/setup.h
index d5384f6f36f7..ce9b7b786156 100644
--- a/arch/microblaze/include/asm/setup.h
+++ b/arch/microblaze/include/asm/setup.h
@@ -19,15 +19,10 @@ extern char cmd_line[COMMAND_LINE_SIZE];
extern char *klimit;
-void microblaze_heartbeat(void);
-void microblaze_setup_heartbeat(void);
-
# ifdef CONFIG_MMU
extern void mmu_reset(void);
# endif /* CONFIG_MMU */
-extern void of_platform_reset_gpio_probe(void);
-
void time_init(void);
void init_IRQ(void);
void machine_early_init(const char *cmdline, unsigned int ram,
diff --git a/arch/microblaze/include/asm/unistd.h b/arch/microblaze/include/asm/unistd.h
index 9774e1d9507b..a62d09420a47 100644
--- a/arch/microblaze/include/asm/unistd.h
+++ b/arch/microblaze/include/asm/unistd.h
@@ -38,6 +38,6 @@
#endif /* __ASSEMBLY__ */
-#define __NR_syscalls 399
+#define __NR_syscalls 401
#endif /* _ASM_MICROBLAZE_UNISTD_H */
diff --git a/arch/microblaze/include/uapi/asm/unistd.h b/arch/microblaze/include/uapi/asm/unistd.h
index eb156f914793..7a9f16a76413 100644
--- a/arch/microblaze/include/uapi/asm/unistd.h
+++ b/arch/microblaze/include/uapi/asm/unistd.h
@@ -415,5 +415,7 @@
#define __NR_pkey_alloc 396
#define __NR_pkey_free 397
#define __NR_statx 398
+#define __NR_io_pgetevents 399
+#define __NR_rseq 400
#endif /* _UAPI_ASM_MICROBLAZE_UNISTD_H */
diff --git a/arch/microblaze/kernel/Makefile b/arch/microblaze/kernel/Makefile
index 7e99cf6984a1..dd71637437f4 100644
--- a/arch/microblaze/kernel/Makefile
+++ b/arch/microblaze/kernel/Makefile
@@ -8,7 +8,6 @@ ifdef CONFIG_FUNCTION_TRACER
CFLAGS_REMOVE_timer.o = -pg
CFLAGS_REMOVE_intc.o = -pg
CFLAGS_REMOVE_early_printk.o = -pg
-CFLAGS_REMOVE_heartbeat.o = -pg
CFLAGS_REMOVE_ftrace.o = -pg
CFLAGS_REMOVE_process.o = -pg
endif
@@ -17,12 +16,11 @@ extra-y := head.o vmlinux.lds
obj-y += dma.o exceptions.o \
hw_exception_handler.o irq.o \
- platform.o process.o prom.o ptrace.o \
+ process.o prom.o ptrace.o \
reset.o setup.o signal.o sys_microblaze.o timer.o traps.o unwind.o
obj-y += cpu/
-obj-$(CONFIG_HEART_BEAT) += heartbeat.o
obj-$(CONFIG_MODULES) += microblaze_ksyms.o module.o
obj-$(CONFIG_MMU) += misc.o
obj-$(CONFIG_STACKTRACE) += stacktrace.o
diff --git a/arch/microblaze/kernel/heartbeat.c b/arch/microblaze/kernel/heartbeat.c
deleted file mode 100644
index 2022130139d2..000000000000
--- a/arch/microblaze/kernel/heartbeat.c
+++ /dev/null
@@ -1,72 +0,0 @@
-/*
- * Copyright (C) 2007-2009 Michal Simek <monstr@monstr.eu>
- * Copyright (C) 2007-2009 PetaLogix
- * Copyright (C) 2006 Atmark Techno, Inc.
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- */
-
-#include <linux/sched.h>
-#include <linux/sched/loadavg.h>
-#include <linux/io.h>
-
-#include <asm/setup.h>
-#include <asm/page.h>
-#include <asm/prom.h>
-
-static unsigned int base_addr;
-
-void microblaze_heartbeat(void)
-{
- static unsigned int cnt, period, dist;
-
- if (base_addr) {
- if (cnt == 0 || cnt == dist)
- out_be32(base_addr, 1);
- else if (cnt == 7 || cnt == dist + 7)
- out_be32(base_addr, 0);
-
- if (++cnt > period) {
- cnt = 0;
- /*
- * The hyperbolic function below modifies the heartbeat
- * period length in dependency of the current (5min)
- * load. It goes through the points f(0)=126, f(1)=86,
- * f(5)=51, f(inf)->30.
- */
- period = ((672 << FSHIFT) / (5 * avenrun[0] +
- (7 << FSHIFT))) + 30;
- dist = period / 4;
- }
- }
-}
-
-void microblaze_setup_heartbeat(void)
-{
- struct device_node *gpio = NULL;
- int *prop;
- int j;
- const char * const gpio_list[] = {
- "xlnx,xps-gpio-1.00.a",
- NULL
- };
-
- for (j = 0; gpio_list[j] != NULL; j++) {
- gpio = of_find_compatible_node(NULL, NULL, gpio_list[j]);
- if (gpio)
- break;
- }
-
- if (gpio) {
- base_addr = be32_to_cpup(of_get_property(gpio, "reg", NULL));
- base_addr = (unsigned long) ioremap(base_addr, PAGE_SIZE);
- pr_notice("Heartbeat GPIO at 0x%x\n", base_addr);
-
- /* GPIO is configured as output */
- prop = (int *) of_get_property(gpio, "xlnx,is-bidir", NULL);
- if (prop)
- out_be32(base_addr + 4, 0);
- }
-}
diff --git a/arch/microblaze/kernel/platform.c b/arch/microblaze/kernel/platform.c
deleted file mode 100644
index 2540d60610d9..000000000000
--- a/arch/microblaze/kernel/platform.c
+++ /dev/null
@@ -1,29 +0,0 @@
-/*
- * Copyright 2008 Michal Simek <monstr@monstr.eu>
- *
- * based on virtex.c file
- *
- * Copyright 2007 Secret Lab Technologies Ltd.
- *
- * This file is licensed under the terms of the GNU General Public License
- * version 2. This program is licensed "as is" without any warranty of any
- * kind, whether express or implied.
- */
-
-#include <linux/init.h>
-#include <linux/of_platform.h>
-#include <asm/setup.h>
-
-static struct of_device_id xilinx_of_bus_ids[] __initdata = {
- { .compatible = "simple-bus", },
- { .compatible = "xlnx,compound", },
- {}
-};
-
-static int __init microblaze_device_probe(void)
-{
- of_platform_bus_probe(NULL, xilinx_of_bus_ids, NULL);
- of_platform_reset_gpio_probe();
- return 0;
-}
-device_initcall(microblaze_device_probe);
diff --git a/arch/microblaze/kernel/reset.c b/arch/microblaze/kernel/reset.c
index bab4c8330ef4..fcbe1daf6316 100644
--- a/arch/microblaze/kernel/reset.c
+++ b/arch/microblaze/kernel/reset.c
@@ -18,7 +18,7 @@
static int handle; /* reset pin handle */
static unsigned int reset_val;
-void of_platform_reset_gpio_probe(void)
+static int of_platform_reset_gpio_probe(void)
{
int ret;
handle = of_get_named_gpio(of_find_node_by_path("/"),
@@ -27,13 +27,13 @@ void of_platform_reset_gpio_probe(void)
if (!gpio_is_valid(handle)) {
pr_info("Skipping unavailable RESET gpio %d (%s)\n",
handle, "reset");
- return;
+ return -ENODEV;
}
ret = gpio_request(handle, "reset");
if (ret < 0) {
pr_info("GPIO pin is already allocated\n");
- return;
+ return ret;
}
/* get current setup value */
@@ -51,11 +51,12 @@ void of_platform_reset_gpio_probe(void)
pr_info("RESET: Registered gpio device: %d, current val: %d\n",
handle, reset_val);
- return;
+ return 0;
err:
gpio_free(handle);
- return;
+ return ret;
}
+device_initcall(of_platform_reset_gpio_probe);
static void gpio_system_reset(void)
diff --git a/arch/microblaze/kernel/syscall_table.S b/arch/microblaze/kernel/syscall_table.S
index 56bcf313121f..6ab650593792 100644
--- a/arch/microblaze/kernel/syscall_table.S
+++ b/arch/microblaze/kernel/syscall_table.S
@@ -400,3 +400,5 @@ ENTRY(sys_call_table)
.long sys_pkey_alloc
.long sys_pkey_free
.long sys_statx
+ .long sys_io_pgetevents
+ .long sys_rseq
diff --git a/arch/microblaze/kernel/timer.c b/arch/microblaze/kernel/timer.c
index 7de941cbbd94..a6683484b3a1 100644
--- a/arch/microblaze/kernel/timer.c
+++ b/arch/microblaze/kernel/timer.c
@@ -156,9 +156,6 @@ static inline void timer_ack(void)
static irqreturn_t timer_interrupt(int irq, void *dev_id)
{
struct clock_event_device *evt = &clockevent_xilinx_timer;
-#ifdef CONFIG_HEART_BEAT
- microblaze_heartbeat();
-#endif
timer_ack();
evt->event_handler(evt);
return IRQ_HANDLED;
@@ -318,10 +315,6 @@ static int __init xilinx_timer_init(struct device_node *timer)
return ret;
}
-#ifdef CONFIG_HEART_BEAT
- microblaze_setup_heartbeat();
-#endif
-
ret = xilinx_clocksource_init();
if (ret)
return ret;
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 3f9deec70b92..08c10c518f83 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -65,6 +65,7 @@ config MIPS
select HAVE_OPROFILE
select HAVE_PERF_EVENTS
select HAVE_REGS_AND_STACK_ACCESS_API
+ select HAVE_RSEQ
select HAVE_STACKPROTECTOR
select HAVE_SYSCALL_TRACEPOINTS
select HAVE_VIRT_CPU_ACCOUNTING_GEN if 64BIT || !SMP
diff --git a/arch/mips/ath79/mach-pb44.c b/arch/mips/ath79/mach-pb44.c
index 6b2c6f3baefa..75fb96ca61db 100644
--- a/arch/mips/ath79/mach-pb44.c
+++ b/arch/mips/ath79/mach-pb44.c
@@ -34,7 +34,7 @@
#define PB44_KEYS_DEBOUNCE_INTERVAL (3 * PB44_KEYS_POLL_INTERVAL)
static struct gpiod_lookup_table pb44_i2c_gpiod_table = {
- .dev_id = "i2c-gpio",
+ .dev_id = "i2c-gpio.0",
.table = {
GPIO_LOOKUP_IDX("ath79-gpio", PB44_GPIO_I2C_SDA,
NULL, 0, GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN),
diff --git a/arch/mips/bcm47xx/setup.c b/arch/mips/bcm47xx/setup.c
index 6054d49e608e..8c9cbf13d32a 100644
--- a/arch/mips/bcm47xx/setup.c
+++ b/arch/mips/bcm47xx/setup.c
@@ -212,6 +212,12 @@ static int __init bcm47xx_cpu_fixes(void)
*/
if (bcm47xx_bus.bcma.bus.chipinfo.id == BCMA_CHIP_ID_BCM4706)
cpu_wait = NULL;
+
+ /*
+ * BCM47XX Erratum "R10: PCIe Transactions Periodically Fail"
+ * Enable ExternalSync for sync instruction to take effect
+ */
+ set_c0_config7(MIPS_CONF7_ES);
break;
#endif
}
diff --git a/arch/mips/include/asm/io.h b/arch/mips/include/asm/io.h
index a7d0b836f2f7..cea8ad864b3f 100644
--- a/arch/mips/include/asm/io.h
+++ b/arch/mips/include/asm/io.h
@@ -414,6 +414,8 @@ static inline type pfx##in##bwlq##p(unsigned long port) \
__val = *__addr; \
slow; \
\
+ /* prevent prefetching of coherent DMA data prematurely */ \
+ rmb(); \
return pfx##ioswab##bwlq(__addr, __val); \
}
diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h
index ae461d91cd1f..0bc270806ec5 100644
--- a/arch/mips/include/asm/mipsregs.h
+++ b/arch/mips/include/asm/mipsregs.h
@@ -681,6 +681,8 @@
#define MIPS_CONF7_WII (_ULCAST_(1) << 31)
#define MIPS_CONF7_RPS (_ULCAST_(1) << 2)
+/* ExternalSync */
+#define MIPS_CONF7_ES (_ULCAST_(1) << 8)
#define MIPS_CONF7_IAR (_ULCAST_(1) << 10)
#define MIPS_CONF7_AR (_ULCAST_(1) << 16)
@@ -2765,6 +2767,7 @@ __BUILD_SET_C0(status)
__BUILD_SET_C0(cause)
__BUILD_SET_C0(config)
__BUILD_SET_C0(config5)
+__BUILD_SET_C0(config7)
__BUILD_SET_C0(intcontrol)
__BUILD_SET_C0(intctl)
__BUILD_SET_C0(srsmap)
diff --git a/arch/mips/include/uapi/asm/unistd.h b/arch/mips/include/uapi/asm/unistd.h
index bb05e9916a5f..f25dd1d83fb7 100644
--- a/arch/mips/include/uapi/asm/unistd.h
+++ b/arch/mips/include/uapi/asm/unistd.h
@@ -388,17 +388,19 @@
#define __NR_pkey_alloc (__NR_Linux + 364)
#define __NR_pkey_free (__NR_Linux + 365)
#define __NR_statx (__NR_Linux + 366)
+#define __NR_rseq (__NR_Linux + 367)
+#define __NR_io_pgetevents (__NR_Linux + 368)
/*
* Offset of the last Linux o32 flavoured syscall
*/
-#define __NR_Linux_syscalls 366
+#define __NR_Linux_syscalls 368
#endif /* _MIPS_SIM == _MIPS_SIM_ABI32 */
#define __NR_O32_Linux 4000
-#define __NR_O32_Linux_syscalls 366
+#define __NR_O32_Linux_syscalls 368
#if _MIPS_SIM == _MIPS_SIM_ABI64
@@ -733,16 +735,18 @@
#define __NR_pkey_alloc (__NR_Linux + 324)
#define __NR_pkey_free (__NR_Linux + 325)
#define __NR_statx (__NR_Linux + 326)
+#define __NR_rseq (__NR_Linux + 327)
+#define __NR_io_pgetevents (__NR_Linux + 328)
/*
* Offset of the last Linux 64-bit flavoured syscall
*/
-#define __NR_Linux_syscalls 326
+#define __NR_Linux_syscalls 328
#endif /* _MIPS_SIM == _MIPS_SIM_ABI64 */
#define __NR_64_Linux 5000
-#define __NR_64_Linux_syscalls 326
+#define __NR_64_Linux_syscalls 328
#if _MIPS_SIM == _MIPS_SIM_NABI32
@@ -1081,15 +1085,17 @@
#define __NR_pkey_alloc (__NR_Linux + 328)
#define __NR_pkey_free (__NR_Linux + 329)
#define __NR_statx (__NR_Linux + 330)
+#define __NR_rseq (__NR_Linux + 331)
+#define __NR_io_pgetevents (__NR_Linux + 332)
/*
* Offset of the last N32 flavoured syscall
*/
-#define __NR_Linux_syscalls 330
+#define __NR_Linux_syscalls 332
#endif /* _MIPS_SIM == _MIPS_SIM_NABI32 */
#define __NR_N32_Linux 6000
-#define __NR_N32_Linux_syscalls 330
+#define __NR_N32_Linux_syscalls 332
#endif /* _UAPI_ASM_UNISTD_H */
diff --git a/arch/mips/kernel/entry.S b/arch/mips/kernel/entry.S
index 38a302919e6b..d7de8adcfcc8 100644
--- a/arch/mips/kernel/entry.S
+++ b/arch/mips/kernel/entry.S
@@ -79,6 +79,10 @@ FEXPORT(ret_from_fork)
jal schedule_tail # a0 = struct task_struct *prev
FEXPORT(syscall_exit)
+#ifdef CONFIG_DEBUG_RSEQ
+ move a0, sp
+ jal rseq_syscall
+#endif
local_irq_disable # make sure need_resched and
# signals dont change between
# sampling and return
@@ -141,6 +145,10 @@ work_notifysig: # deal with pending signals and
j resume_userspace_check
FEXPORT(syscall_exit_partial)
+#ifdef CONFIG_DEBUG_RSEQ
+ move a0, sp
+ jal rseq_syscall
+#endif
local_irq_disable # make sure need_resched doesn't
# change between and return
LONG_L a2, TI_FLAGS($28) # current->work
diff --git a/arch/mips/kernel/mcount.S b/arch/mips/kernel/mcount.S
index f2ee7e1e3342..cff52b283e03 100644
--- a/arch/mips/kernel/mcount.S
+++ b/arch/mips/kernel/mcount.S
@@ -119,10 +119,20 @@ NESTED(_mcount, PT_SIZE, ra)
EXPORT_SYMBOL(_mcount)
PTR_LA t1, ftrace_stub
PTR_L t2, ftrace_trace_function /* Prepare t2 for (1) */
- bne t1, t2, static_trace
+ beq t1, t2, fgraph_trace
nop
+ MCOUNT_SAVE_REGS
+
+ move a0, ra /* arg1: self return address */
+ jalr t2 /* (1) call *ftrace_trace_function */
+ move a1, AT /* arg2: parent's return address */
+
+ MCOUNT_RESTORE_REGS
+
+fgraph_trace:
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
+ PTR_LA t1, ftrace_stub
PTR_L t3, ftrace_graph_return
bne t1, t3, ftrace_graph_caller
nop
@@ -131,24 +141,11 @@ EXPORT_SYMBOL(_mcount)
bne t1, t3, ftrace_graph_caller
nop
#endif
- b ftrace_stub
-#ifdef CONFIG_32BIT
- addiu sp, sp, 8
-#else
- nop
-#endif
-static_trace:
- MCOUNT_SAVE_REGS
-
- move a0, ra /* arg1: self return address */
- jalr t2 /* (1) call *ftrace_trace_function */
- move a1, AT /* arg2: parent's return address */
-
- MCOUNT_RESTORE_REGS
#ifdef CONFIG_32BIT
addiu sp, sp, 8
#endif
+
.globl ftrace_stub
ftrace_stub:
RETURN_BACK
diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S
index a9a7d78803cd..91d3c8c46097 100644
--- a/arch/mips/kernel/scall32-o32.S
+++ b/arch/mips/kernel/scall32-o32.S
@@ -590,3 +590,5 @@ EXPORT(sys_call_table)
PTR sys_pkey_alloc
PTR sys_pkey_free /* 4365 */
PTR sys_statx
+ PTR sys_rseq
+ PTR sys_io_pgetevents
diff --git a/arch/mips/kernel/scall64-64.S b/arch/mips/kernel/scall64-64.S
index 65d5aeeb9bdb..358d9599983d 100644
--- a/arch/mips/kernel/scall64-64.S
+++ b/arch/mips/kernel/scall64-64.S
@@ -439,4 +439,6 @@ EXPORT(sys_call_table)
PTR sys_pkey_alloc
PTR sys_pkey_free /* 5325 */
PTR sys_statx
+ PTR sys_rseq
+ PTR sys_io_pgetevents
.size sys_call_table,.-sys_call_table
diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S
index cbf190ef9e8a..c65eaacc1abf 100644
--- a/arch/mips/kernel/scall64-n32.S
+++ b/arch/mips/kernel/scall64-n32.S
@@ -434,4 +434,6 @@ EXPORT(sysn32_call_table)
PTR sys_pkey_alloc
PTR sys_pkey_free
PTR sys_statx /* 6330 */
+ PTR sys_rseq
+ PTR compat_sys_io_pgetevents
.size sysn32_call_table,.-sysn32_call_table
diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S
index 9ebe3e2403b1..73913f072e39 100644
--- a/arch/mips/kernel/scall64-o32.S
+++ b/arch/mips/kernel/scall64-o32.S
@@ -583,4 +583,6 @@ EXPORT(sys32_call_table)
PTR sys_pkey_alloc
PTR sys_pkey_free /* 4365 */
PTR sys_statx
+ PTR sys_rseq
+ PTR compat_sys_io_pgetevents
.size sys32_call_table,.-sys32_call_table
diff --git a/arch/mips/kernel/signal.c b/arch/mips/kernel/signal.c
index 9e224469c788..0a9cfe7a0372 100644
--- a/arch/mips/kernel/signal.c
+++ b/arch/mips/kernel/signal.c
@@ -801,6 +801,8 @@ static void handle_signal(struct ksignal *ksig, struct pt_regs *regs)
regs->regs[0] = 0; /* Don't deal with this again. */
}
+ rseq_signal_deliver(ksig, regs);
+
if (sig_uses_siginfo(&ksig->ka, abi))
ret = abi->setup_rt_frame(vdso + abi->vdso->off_rt_sigreturn,
ksig, regs, oldset);
@@ -868,6 +870,7 @@ asmlinkage void do_notify_resume(struct pt_regs *regs, void *unused,
if (thread_info_flags & _TIF_NOTIFY_RESUME) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
+ rseq_handle_notify_resume(NULL, regs);
}
user_enter();
diff --git a/arch/openrisc/include/asm/pgalloc.h b/arch/openrisc/include/asm/pgalloc.h
index 3e1a46615120..8999b9226512 100644
--- a/arch/openrisc/include/asm/pgalloc.h
+++ b/arch/openrisc/include/asm/pgalloc.h
@@ -98,8 +98,12 @@ static inline void pte_free(struct mm_struct *mm, struct page *pte)
__free_page(pte);
}
+#define __pte_free_tlb(tlb, pte, addr) \
+do { \
+ pgtable_page_dtor(pte); \
+ tlb_remove_page((tlb), (pte)); \
+} while (0)
-#define __pte_free_tlb(tlb, pte, addr) tlb_remove_page((tlb), (pte))
#define pmd_pgtable(pmd) pmd_page(pmd)
#define check_pgt_cache() do { } while (0)
diff --git a/arch/openrisc/kernel/entry.S b/arch/openrisc/kernel/entry.S
index 690d55272ba6..0c826ad6e994 100644
--- a/arch/openrisc/kernel/entry.S
+++ b/arch/openrisc/kernel/entry.S
@@ -277,12 +277,6 @@ EXCEPTION_ENTRY(_data_page_fault_handler)
l.addi r3,r1,0 // pt_regs
/* r4 set be EXCEPTION_HANDLE */ // effective address of fault
- /*
- * __PHX__: TODO
- *
- * all this can be written much simpler. look at
- * DTLB miss handler in the CONFIG_GUARD_PROTECTED_CORE part
- */
#ifdef CONFIG_OPENRISC_NO_SPR_SR_DSX
l.lwz r6,PT_PC(r3) // address of an offending insn
l.lwz r6,0(r6) // instruction that caused pf
@@ -314,7 +308,7 @@ EXCEPTION_ENTRY(_data_page_fault_handler)
#else
- l.lwz r6,PT_SR(r3) // SR
+ l.mfspr r6,r0,SPR_SR // SR
l.andi r6,r6,SPR_SR_DSX // check for delay slot exception
l.sfne r6,r0 // exception happened in delay slot
l.bnf 7f
diff --git a/arch/openrisc/kernel/head.S b/arch/openrisc/kernel/head.S
index fb02b2a1d6f2..9fc6b60140f0 100644
--- a/arch/openrisc/kernel/head.S
+++ b/arch/openrisc/kernel/head.S
@@ -210,8 +210,7 @@
* r4 - EEAR exception EA
* r10 - current pointing to current_thread_info struct
* r12 - syscall 0, since we didn't come from syscall
- * r13 - temp it actually contains new SR, not needed anymore
- * r31 - handler address of the handler we'll jump to
+ * r30 - handler address of the handler we'll jump to
*
* handler has to save remaining registers to the exception
* ksp frame *before* tainting them!
@@ -244,6 +243,7 @@
/* r1 is KSP, r30 is __pa(KSP) */ ;\
tophys (r30,r1) ;\
l.sw PT_GPR12(r30),r12 ;\
+ /* r4 use for tmp before EA */ ;\
l.mfspr r12,r0,SPR_EPCR_BASE ;\
l.sw PT_PC(r30),r12 ;\
l.mfspr r12,r0,SPR_ESR_BASE ;\
@@ -263,7 +263,10 @@
/* r12 == 1 if we come from syscall */ ;\
CLEAR_GPR(r12) ;\
/* ----- turn on MMU ----- */ ;\
- l.ori r30,r0,(EXCEPTION_SR) ;\
+ /* Carry DSX into exception SR */ ;\
+ l.mfspr r30,r0,SPR_SR ;\
+ l.andi r30,r30,SPR_SR_DSX ;\
+ l.ori r30,r30,(EXCEPTION_SR) ;\
l.mtspr r0,r30,SPR_ESR_BASE ;\
/* r30: EA address of handler */ ;\
LOAD_SYMBOL_2_GPR(r30,handler) ;\
diff --git a/arch/openrisc/kernel/traps.c b/arch/openrisc/kernel/traps.c
index fac246e6f37a..d8981cbb852a 100644
--- a/arch/openrisc/kernel/traps.c
+++ b/arch/openrisc/kernel/traps.c
@@ -300,7 +300,7 @@ static inline int in_delay_slot(struct pt_regs *regs)
return 0;
}
#else
- return regs->sr & SPR_SR_DSX;
+ return mfspr(SPR_SR) & SPR_SR_DSX;
#endif
}
diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig
index c480770fabcd..17526bebcbd2 100644
--- a/arch/parisc/Kconfig
+++ b/arch/parisc/Kconfig
@@ -244,11 +244,11 @@ config PARISC_PAGE_SIZE_4KB
config PARISC_PAGE_SIZE_16KB
bool "16KB"
- depends on PA8X00
+ depends on PA8X00 && BROKEN
config PARISC_PAGE_SIZE_64KB
bool "64KB"
- depends on PA8X00
+ depends on PA8X00 && BROKEN
endchoice
@@ -347,7 +347,7 @@ config NR_CPUS
int "Maximum number of CPUs (2-32)"
range 2 32
depends on SMP
- default "32"
+ default "4"
endmenu
diff --git a/arch/parisc/Makefile b/arch/parisc/Makefile
index 714284ea6cc2..5ce030266e7d 100644
--- a/arch/parisc/Makefile
+++ b/arch/parisc/Makefile
@@ -65,10 +65,6 @@ endif
# kernel.
cflags-y += -mdisable-fpregs
-# Without this, "ld -r" results in .text sections that are too big
-# (> 0x40000) for branches to reach stubs.
-cflags-y += -ffunction-sections
-
# Use long jumps instead of long branches (needed if your linker fails to
# link a too big vmlinux executable). Not enabled for building modules.
ifdef CONFIG_MLONGCALLS
diff --git a/arch/parisc/include/asm/signal.h b/arch/parisc/include/asm/signal.h
index eeb5c8858663..715c96ba2ec8 100644
--- a/arch/parisc/include/asm/signal.h
+++ b/arch/parisc/include/asm/signal.h
@@ -21,14 +21,6 @@ typedef struct {
unsigned long sig[_NSIG_WORDS];
} sigset_t;
-#ifndef __KERNEL__
-struct sigaction {
- __sighandler_t sa_handler;
- unsigned long sa_flags;
- sigset_t sa_mask; /* mask last for extensibility */
-};
-#endif
-
#include <asm/sigcontext.h>
#endif /* !__ASSEMBLY */
diff --git a/arch/parisc/include/uapi/asm/unistd.h b/arch/parisc/include/uapi/asm/unistd.h
index 4872e77aa96b..dc77c5a51db7 100644
--- a/arch/parisc/include/uapi/asm/unistd.h
+++ b/arch/parisc/include/uapi/asm/unistd.h
@@ -364,8 +364,9 @@
#define __NR_preadv2 (__NR_Linux + 347)
#define __NR_pwritev2 (__NR_Linux + 348)
#define __NR_statx (__NR_Linux + 349)
+#define __NR_io_pgetevents (__NR_Linux + 350)
-#define __NR_Linux_syscalls (__NR_statx + 1)
+#define __NR_Linux_syscalls (__NR_io_pgetevents + 1)
#define __IGNORE_select /* newselect */
diff --git a/arch/parisc/kernel/drivers.c b/arch/parisc/kernel/drivers.c
index e0e1c9775c32..5eb979d04b90 100644
--- a/arch/parisc/kernel/drivers.c
+++ b/arch/parisc/kernel/drivers.c
@@ -154,17 +154,14 @@ int register_parisc_driver(struct parisc_driver *driver)
{
/* FIXME: we need this because apparently the sti
* driver can be registered twice */
- if(driver->drv.name) {
- printk(KERN_WARNING
- "BUG: skipping previously registered driver %s\n",
- driver->name);
+ if (driver->drv.name) {
+ pr_warn("BUG: skipping previously registered driver %s\n",
+ driver->name);
return 1;
}
if (!driver->probe) {
- printk(KERN_WARNING
- "BUG: driver %s has no probe routine\n",
- driver->name);
+ pr_warn("BUG: driver %s has no probe routine\n", driver->name);
return 1;
}
@@ -491,12 +488,9 @@ alloc_pa_dev(unsigned long hpa, struct hardware_path *mod_path)
dev = create_parisc_device(mod_path);
if (dev->id.hw_type != HPHW_FAULTY) {
- printk(KERN_ERR "Two devices have hardware path [%s]. "
- "IODC data for second device: "
- "%02x%02x%02x%02x%02x%02x\n"
- "Rearranging GSC cards sometimes helps\n",
- parisc_pathname(dev), iodc_data[0], iodc_data[1],
- iodc_data[3], iodc_data[4], iodc_data[5], iodc_data[6]);
+ pr_err("Two devices have hardware path [%s]. IODC data for second device: %7phN\n"
+ "Rearranging GSC cards sometimes helps\n",
+ parisc_pathname(dev), iodc_data);
return NULL;
}
@@ -528,8 +522,7 @@ alloc_pa_dev(unsigned long hpa, struct hardware_path *mod_path)
* the keyboard controller
*/
if ((hpa & 0xfff) == 0 && insert_resource(&iomem_resource, &dev->hpa))
- printk("Unable to claim HPA %lx for device %s\n",
- hpa, name);
+ pr_warn("Unable to claim HPA %lx for device %s\n", hpa, name);
return dev;
}
@@ -875,7 +868,7 @@ static void print_parisc_device(struct parisc_device *dev)
static int count;
print_pa_hwpath(dev, hw_path);
- printk(KERN_INFO "%d. %s at 0x%px [%s] { %d, 0x%x, 0x%.3x, 0x%.5x }",
+ pr_info("%d. %s at 0x%px [%s] { %d, 0x%x, 0x%.3x, 0x%.5x }",
++count, dev->name, (void*) dev->hpa.start, hw_path, dev->id.hw_type,
dev->id.hversion_rev, dev->id.hversion, dev->id.sversion);
diff --git a/arch/parisc/kernel/syscall_table.S b/arch/parisc/kernel/syscall_table.S
index 6308749359e4..fe3f2a49d2b1 100644
--- a/arch/parisc/kernel/syscall_table.S
+++ b/arch/parisc/kernel/syscall_table.S
@@ -445,6 +445,7 @@
ENTRY_COMP(preadv2)
ENTRY_COMP(pwritev2)
ENTRY_SAME(statx)
+ ENTRY_COMP(io_pgetevents) /* 350 */
.ifne (. - 90b) - (__NR_Linux_syscalls * (91b - 90b))
diff --git a/arch/parisc/kernel/unwind.c b/arch/parisc/kernel/unwind.c
index 143f90e2f9f3..2ef83d78eec4 100644
--- a/arch/parisc/kernel/unwind.c
+++ b/arch/parisc/kernel/unwind.c
@@ -25,7 +25,7 @@
/* #define DEBUG 1 */
#ifdef DEBUG
-#define dbg(x...) printk(x)
+#define dbg(x...) pr_debug(x)
#else
#define dbg(x...)
#endif
@@ -182,7 +182,7 @@ int __init unwind_init(void)
start = (long)&__start___unwind[0];
stop = (long)&__stop___unwind[0];
- printk("unwind_init: start = 0x%lx, end = 0x%lx, entries = %lu\n",
+ dbg("unwind_init: start = 0x%lx, end = 0x%lx, entries = %lu\n",
start, stop,
(stop - start) / sizeof(struct unwind_table_entry));
diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index bd06a3ccda31..2ea575cb3401 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -244,6 +244,7 @@ cpu-as-$(CONFIG_4xx) += -Wa,-m405
cpu-as-$(CONFIG_ALTIVEC) += $(call as-option,-Wa$(comma)-maltivec)
cpu-as-$(CONFIG_E200) += -Wa,-me200
cpu-as-$(CONFIG_PPC_BOOK3S_64) += -Wa,-mpower4
+cpu-as-$(CONFIG_PPC_E500MC) += $(call as-option,-Wa$(comma)-me500mc)
KBUILD_AFLAGS += $(cpu-as-y)
KBUILD_CFLAGS += $(cpu-as-y)
diff --git a/arch/powerpc/include/asm/book3s/32/pgalloc.h b/arch/powerpc/include/asm/book3s/32/pgalloc.h
index 6a6673907e45..82e44b1a00ae 100644
--- a/arch/powerpc/include/asm/book3s/32/pgalloc.h
+++ b/arch/powerpc/include/asm/book3s/32/pgalloc.h
@@ -108,6 +108,7 @@ static inline void pgtable_free(void *table, unsigned index_size)
}
#define check_pgt_cache() do { } while (0)
+#define get_hugepd_cache_index(x) (x)
#ifdef CONFIG_SMP
static inline void pgtable_free_tlb(struct mmu_gather *tlb,
@@ -137,7 +138,6 @@ static inline void pgtable_free_tlb(struct mmu_gather *tlb,
static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t table,
unsigned long address)
{
- pgtable_page_dtor(table);
pgtable_free_tlb(tlb, page_address(table), 0);
}
#endif /* _ASM_POWERPC_BOOK3S_32_PGALLOC_H */
diff --git a/arch/powerpc/include/asm/book3s/64/pgtable-4k.h b/arch/powerpc/include/asm/book3s/64/pgtable-4k.h
index af5f2baac80f..a069dfcac9a9 100644
--- a/arch/powerpc/include/asm/book3s/64/pgtable-4k.h
+++ b/arch/powerpc/include/asm/book3s/64/pgtable-4k.h
@@ -49,6 +49,27 @@ static inline int hugepd_ok(hugepd_t hpd)
}
#define is_hugepd(hpd) (hugepd_ok(hpd))
+/*
+ * 16M and 16G huge page directory tables are allocated from slab cache
+ *
+ */
+#define H_16M_CACHE_INDEX (PAGE_SHIFT + H_PTE_INDEX_SIZE + H_PMD_INDEX_SIZE - 24)
+#define H_16G_CACHE_INDEX \
+ (PAGE_SHIFT + H_PTE_INDEX_SIZE + H_PMD_INDEX_SIZE + H_PUD_INDEX_SIZE - 34)
+
+static inline int get_hugepd_cache_index(int index)
+{
+ switch (index) {
+ case H_16M_CACHE_INDEX:
+ return HTLB_16M_INDEX;
+ case H_16G_CACHE_INDEX:
+ return HTLB_16G_INDEX;
+ default:
+ BUG();
+ }
+ /* should not reach */
+}
+
#else /* !CONFIG_HUGETLB_PAGE */
static inline int pmd_huge(pmd_t pmd) { return 0; }
static inline int pud_huge(pud_t pud) { return 0; }
diff --git a/arch/powerpc/include/asm/book3s/64/pgtable-64k.h b/arch/powerpc/include/asm/book3s/64/pgtable-64k.h
index fb4b3ba52339..d7ee249d6890 100644
--- a/arch/powerpc/include/asm/book3s/64/pgtable-64k.h
+++ b/arch/powerpc/include/asm/book3s/64/pgtable-64k.h
@@ -45,8 +45,17 @@ static inline int hugepd_ok(hugepd_t hpd)
{
return 0;
}
+
#define is_hugepd(pdep) 0
+/*
+ * This should never get called
+ */
+static inline int get_hugepd_cache_index(int index)
+{
+ BUG();
+}
+
#else /* !CONFIG_HUGETLB_PAGE */
static inline int pmd_huge(pmd_t pmd) { return 0; }
static inline int pud_huge(pud_t pud) { return 0; }
diff --git a/arch/powerpc/include/asm/book3s/64/pgtable.h b/arch/powerpc/include/asm/book3s/64/pgtable.h
index 63cee159022b..42aafba7a308 100644
--- a/arch/powerpc/include/asm/book3s/64/pgtable.h
+++ b/arch/powerpc/include/asm/book3s/64/pgtable.h
@@ -287,6 +287,11 @@ enum pgtable_index {
PMD_INDEX,
PUD_INDEX,
PGD_INDEX,
+ /*
+ * Below are used with 4k page size and hugetlb
+ */
+ HTLB_16M_INDEX,
+ HTLB_16G_INDEX,
};
extern unsigned long __vmalloc_start;
diff --git a/arch/powerpc/include/asm/nmi.h b/arch/powerpc/include/asm/nmi.h
index 0f571e0ebca1..bd9ba8defd72 100644
--- a/arch/powerpc/include/asm/nmi.h
+++ b/arch/powerpc/include/asm/nmi.h
@@ -8,7 +8,7 @@ extern void arch_touch_nmi_watchdog(void);
static inline void arch_touch_nmi_watchdog(void) {}
#endif
-#if defined(CONFIG_PPC_BOOK3S_64) && defined(CONFIG_STACKTRACE)
+#if defined(CONFIG_NMI_IPI) && defined(CONFIG_STACKTRACE)
extern void arch_trigger_cpumask_backtrace(const cpumask_t *mask,
bool exclude_self);
#define arch_trigger_cpumask_backtrace arch_trigger_cpumask_backtrace
diff --git a/arch/powerpc/include/asm/nohash/32/pgalloc.h b/arch/powerpc/include/asm/nohash/32/pgalloc.h
index 1707781d2f20..8825953c225b 100644
--- a/arch/powerpc/include/asm/nohash/32/pgalloc.h
+++ b/arch/powerpc/include/asm/nohash/32/pgalloc.h
@@ -109,6 +109,7 @@ static inline void pgtable_free(void *table, unsigned index_size)
}
#define check_pgt_cache() do { } while (0)
+#define get_hugepd_cache_index(x) (x)
#ifdef CONFIG_SMP
static inline void pgtable_free_tlb(struct mmu_gather *tlb,
@@ -139,7 +140,6 @@ static inline void __pte_free_tlb(struct mmu_gather *tlb, pgtable_t table,
unsigned long address)
{
tlb_flush_pgtable(tlb, address);
- pgtable_page_dtor(table);
pgtable_free_tlb(tlb, page_address(table), 0);
}
#endif /* _ASM_POWERPC_PGALLOC_32_H */
diff --git a/arch/powerpc/include/asm/nohash/64/pgalloc.h b/arch/powerpc/include/asm/nohash/64/pgalloc.h
index 0e693f322cb2..e2d62d033708 100644
--- a/arch/powerpc/include/asm/nohash/64/pgalloc.h
+++ b/arch/powerpc/include/asm/nohash/64/pgalloc.h
@@ -141,6 +141,7 @@ static inline void pgtable_free(void *table, int shift)
}
}
+#define get_hugepd_cache_index(x) (x)
#ifdef CONFIG_SMP
static inline void pgtable_free_tlb(struct mmu_gather *tlb, void *table, int shift)
{
diff --git a/arch/powerpc/include/asm/systbl.h b/arch/powerpc/include/asm/systbl.h
index cfcf6a874cfa..01b5171ea189 100644
--- a/arch/powerpc/include/asm/systbl.h
+++ b/arch/powerpc/include/asm/systbl.h
@@ -393,3 +393,4 @@ SYSCALL(pkey_alloc)
SYSCALL(pkey_free)
SYSCALL(pkey_mprotect)
SYSCALL(rseq)
+COMPAT_SYS(io_pgetevents)
diff --git a/arch/powerpc/include/asm/unistd.h b/arch/powerpc/include/asm/unistd.h
index 1e9708632dce..c19379f0a32e 100644
--- a/arch/powerpc/include/asm/unistd.h
+++ b/arch/powerpc/include/asm/unistd.h
@@ -12,7 +12,7 @@
#include <uapi/asm/unistd.h>
-#define NR_syscalls 388
+#define NR_syscalls 389
#define __NR__exit __NR_exit
diff --git a/arch/powerpc/include/uapi/asm/unistd.h b/arch/powerpc/include/uapi/asm/unistd.h
index ac5ba55066dd..985534d0b448 100644
--- a/arch/powerpc/include/uapi/asm/unistd.h
+++ b/arch/powerpc/include/uapi/asm/unistd.h
@@ -399,5 +399,6 @@
#define __NR_pkey_free 385
#define __NR_pkey_mprotect 386
#define __NR_rseq 387
+#define __NR_io_pgetevents 388
#endif /* _UAPI_ASM_POWERPC_UNISTD_H_ */
diff --git a/arch/powerpc/kernel/dt_cpu_ftrs.c b/arch/powerpc/kernel/dt_cpu_ftrs.c
index 4be1c0de9406..96dd3d871986 100644
--- a/arch/powerpc/kernel/dt_cpu_ftrs.c
+++ b/arch/powerpc/kernel/dt_cpu_ftrs.c
@@ -711,7 +711,8 @@ static __init void cpufeatures_cpu_quirks(void)
cur_cpu_spec->cpu_features |= CPU_FTR_P9_TM_HV_ASSIST;
cur_cpu_spec->cpu_features |= CPU_FTR_P9_TM_XER_SO_BUG;
cur_cpu_spec->cpu_features |= CPU_FTR_POWER9_DD2_1;
- } else /* DD2.1 and up have DD2_1 */
+ } else if ((version & 0xffff0000) == 0x004e0000)
+ /* DD2.1 and up have DD2_1 */
cur_cpu_spec->cpu_features |= CPU_FTR_POWER9_DD2_1;
if ((version & 0xffff0000) == 0x004e0000) {
diff --git a/arch/powerpc/kernel/pci_32.c b/arch/powerpc/kernel/pci_32.c
index 4f861055a852..d63b488d34d7 100644
--- a/arch/powerpc/kernel/pci_32.c
+++ b/arch/powerpc/kernel/pci_32.c
@@ -285,9 +285,6 @@ pci_bus_to_hose(int bus)
* Note that the returned IO or memory base is a physical address
*/
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wpragmas"
-#pragma GCC diagnostic ignored "-Wattribute-alias"
SYSCALL_DEFINE3(pciconfig_iobase, long, which,
unsigned long, bus, unsigned long, devfn)
{
@@ -313,4 +310,3 @@ SYSCALL_DEFINE3(pciconfig_iobase, long, which,
return result;
}
-#pragma GCC diagnostic pop
diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c
index 812171c09f42..dff28f903512 100644
--- a/arch/powerpc/kernel/pci_64.c
+++ b/arch/powerpc/kernel/pci_64.c
@@ -203,9 +203,6 @@ void pcibios_setup_phb_io_space(struct pci_controller *hose)
#define IOBASE_ISA_IO 3
#define IOBASE_ISA_MEM 4
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wpragmas"
-#pragma GCC diagnostic ignored "-Wattribute-alias"
SYSCALL_DEFINE3(pciconfig_iobase, long, which, unsigned long, in_bus,
unsigned long, in_devfn)
{
@@ -259,7 +256,6 @@ SYSCALL_DEFINE3(pciconfig_iobase, long, which, unsigned long, in_bus,
return -EOPNOTSUPP;
}
-#pragma GCC diagnostic pop
#ifdef CONFIG_NUMA
int pcibus_to_node(struct pci_bus *bus)
diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c
index 7fb9f83dcde8..8afd146bc9c7 100644
--- a/arch/powerpc/kernel/rtas.c
+++ b/arch/powerpc/kernel/rtas.c
@@ -1051,9 +1051,6 @@ struct pseries_errorlog *get_pseries_errorlog(struct rtas_error_log *log,
}
/* We assume to be passed big endian arguments */
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wpragmas"
-#pragma GCC diagnostic ignored "-Wattribute-alias"
SYSCALL_DEFINE1(rtas, struct rtas_args __user *, uargs)
{
struct rtas_args args;
@@ -1140,7 +1137,6 @@ SYSCALL_DEFINE1(rtas, struct rtas_args __user *, uargs)
return 0;
}
-#pragma GCC diagnostic pop
/*
* Call early during boot, before mem init, to retrieve the RTAS
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index 62b1a40d8957..40b44bb53a4e 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -701,11 +701,18 @@ static int ppc_panic_event(struct notifier_block *this,
unsigned long event, void *ptr)
{
/*
+ * panic does a local_irq_disable, but we really
+ * want interrupts to be hard disabled.
+ */
+ hard_irq_disable();
+
+ /*
* If firmware-assisted dump has been registered then trigger
* firmware-assisted dump and let firmware handle everything else.
*/
crash_fadump(NULL, ptr);
- ppc_md.panic(ptr); /* May not return */
+ if (ppc_md.panic)
+ ppc_md.panic(ptr); /* May not return */
return NOTIFY_DONE;
}
@@ -716,7 +723,8 @@ static struct notifier_block ppc_panic_block = {
void __init setup_panic(void)
{
- if (!ppc_md.panic)
+ /* PPC64 always does a hard irq disable in its panic handler */
+ if (!IS_ENABLED(CONFIG_PPC64) && !ppc_md.panic)
return;
atomic_notifier_chain_register(&panic_notifier_list, &ppc_panic_block);
}
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index 7a7ce8ad455e..225bc5f91049 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -387,6 +387,14 @@ void early_setup_secondary(void)
#endif /* CONFIG_SMP */
+void panic_smp_self_stop(void)
+{
+ hard_irq_disable();
+ spin_begin();
+ while (1)
+ spin_cpu_relax();
+}
+
#if defined(CONFIG_SMP) || defined(CONFIG_KEXEC_CORE)
static bool use_spinloop(void)
{
diff --git a/arch/powerpc/kernel/signal.c b/arch/powerpc/kernel/signal.c
index 17fe4339ba59..b3e8db376ecd 100644
--- a/arch/powerpc/kernel/signal.c
+++ b/arch/powerpc/kernel/signal.c
@@ -134,7 +134,7 @@ static void do_signal(struct task_struct *tsk)
/* Re-enable the breakpoints for the signal stack */
thread_change_pc(tsk, tsk->thread.regs);
- rseq_signal_deliver(tsk->thread.regs);
+ rseq_signal_deliver(&ksig, tsk->thread.regs);
if (is32) {
if (ksig.ka.sa.sa_flags & SA_SIGINFO)
@@ -170,7 +170,7 @@ void do_notify_resume(struct pt_regs *regs, unsigned long thread_info_flags)
if (thread_info_flags & _TIF_NOTIFY_RESUME) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- rseq_handle_notify_resume(regs);
+ rseq_handle_notify_resume(NULL, regs);
}
user_enter();
diff --git a/arch/powerpc/kernel/signal_32.c b/arch/powerpc/kernel/signal_32.c
index 5eedbb282d42..e6474a45cef5 100644
--- a/arch/powerpc/kernel/signal_32.c
+++ b/arch/powerpc/kernel/signal_32.c
@@ -1038,9 +1038,6 @@ static int do_setcontext_tm(struct ucontext __user *ucp,
}
#endif
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wpragmas"
-#pragma GCC diagnostic ignored "-Wattribute-alias"
#ifdef CONFIG_PPC64
COMPAT_SYSCALL_DEFINE3(swapcontext, struct ucontext __user *, old_ctx,
struct ucontext __user *, new_ctx, int, ctx_size)
@@ -1134,7 +1131,6 @@ SYSCALL_DEFINE3(swapcontext, struct ucontext __user *, old_ctx,
set_thread_flag(TIF_RESTOREALL);
return 0;
}
-#pragma GCC diagnostic pop
#ifdef CONFIG_PPC64
COMPAT_SYSCALL_DEFINE0(rt_sigreturn)
@@ -1231,9 +1227,6 @@ SYSCALL_DEFINE0(rt_sigreturn)
return 0;
}
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wpragmas"
-#pragma GCC diagnostic ignored "-Wattribute-alias"
#ifdef CONFIG_PPC32
SYSCALL_DEFINE3(debug_setcontext, struct ucontext __user *, ctx,
int, ndbg, struct sig_dbg_op __user *, dbg)
@@ -1337,7 +1330,6 @@ SYSCALL_DEFINE3(debug_setcontext, struct ucontext __user *, ctx,
return 0;
}
#endif
-#pragma GCC diagnostic pop
/*
* OK, we're invoking a handler
diff --git a/arch/powerpc/kernel/signal_64.c b/arch/powerpc/kernel/signal_64.c
index d42b60020389..83d51bf586c7 100644
--- a/arch/powerpc/kernel/signal_64.c
+++ b/arch/powerpc/kernel/signal_64.c
@@ -625,9 +625,6 @@ static long setup_trampoline(unsigned int syscall, unsigned int __user *tramp)
/*
* Handle {get,set,swap}_context operations
*/
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wpragmas"
-#pragma GCC diagnostic ignored "-Wattribute-alias"
SYSCALL_DEFINE3(swapcontext, struct ucontext __user *, old_ctx,
struct ucontext __user *, new_ctx, long, ctx_size)
{
@@ -693,7 +690,6 @@ SYSCALL_DEFINE3(swapcontext, struct ucontext __user *, old_ctx,
set_thread_flag(TIF_RESTOREALL);
return 0;
}
-#pragma GCC diagnostic pop
/*
diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index 5eadfffabe35..4794d6b4f4d2 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -600,9 +600,6 @@ static void nmi_stop_this_cpu(struct pt_regs *regs)
nmi_ipi_busy_count--;
nmi_ipi_unlock();
- /* Remove this CPU */
- set_cpu_online(smp_processor_id(), false);
-
spin_begin();
while (1)
spin_cpu_relax();
@@ -617,9 +614,6 @@ void smp_send_stop(void)
static void stop_this_cpu(void *dummy)
{
- /* Remove this CPU */
- set_cpu_online(smp_processor_id(), false);
-
hard_irq_disable();
spin_begin();
while (1)
diff --git a/arch/powerpc/kernel/stacktrace.c b/arch/powerpc/kernel/stacktrace.c
index 07e97f289c52..e2c50b55138f 100644
--- a/arch/powerpc/kernel/stacktrace.c
+++ b/arch/powerpc/kernel/stacktrace.c
@@ -196,7 +196,7 @@ save_stack_trace_tsk_reliable(struct task_struct *tsk,
EXPORT_SYMBOL_GPL(save_stack_trace_tsk_reliable);
#endif /* CONFIG_HAVE_RELIABLE_STACKTRACE */
-#ifdef CONFIG_PPC_BOOK3S_64
+#if defined(CONFIG_PPC_BOOK3S_64) && defined(CONFIG_NMI_IPI)
static void handle_backtrace_ipi(struct pt_regs *regs)
{
nmi_cpu_backtrace(regs);
@@ -242,4 +242,4 @@ void arch_trigger_cpumask_backtrace(const cpumask_t *mask, bool exclude_self)
{
nmi_trigger_cpumask_backtrace(mask, exclude_self, raise_backtrace_ipi);
}
-#endif /* CONFIG_PPC64 */
+#endif /* defined(CONFIG_PPC_BOOK3S_64) && defined(CONFIG_NMI_IPI) */
diff --git a/arch/powerpc/kernel/syscalls.c b/arch/powerpc/kernel/syscalls.c
index 083fa06962fd..466216506eb2 100644
--- a/arch/powerpc/kernel/syscalls.c
+++ b/arch/powerpc/kernel/syscalls.c
@@ -62,9 +62,6 @@ out:
return ret;
}
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wpragmas"
-#pragma GCC diagnostic ignored "-Wattribute-alias"
SYSCALL_DEFINE6(mmap2, unsigned long, addr, size_t, len,
unsigned long, prot, unsigned long, flags,
unsigned long, fd, unsigned long, pgoff)
@@ -78,7 +75,6 @@ SYSCALL_DEFINE6(mmap, unsigned long, addr, size_t, len,
{
return do_mmap2(addr, len, prot, flags, fd, offset, PAGE_SHIFT);
}
-#pragma GCC diagnostic pop
#ifdef CONFIG_PPC32
/*
diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c
index 7c5f479c5c00..8a9a49c13865 100644
--- a/arch/powerpc/mm/hugetlbpage.c
+++ b/arch/powerpc/mm/hugetlbpage.c
@@ -337,7 +337,8 @@ static void free_hugepd_range(struct mmu_gather *tlb, hugepd_t *hpdp, int pdshif
if (shift >= pdshift)
hugepd_free(tlb, hugepte);
else
- pgtable_free_tlb(tlb, hugepte, pdshift - shift);
+ pgtable_free_tlb(tlb, hugepte,
+ get_hugepd_cache_index(pdshift - shift));
}
static void hugetlb_free_pmd_range(struct mmu_gather *tlb, pud_t *pud,
diff --git a/arch/powerpc/mm/pgtable-book3s64.c b/arch/powerpc/mm/pgtable-book3s64.c
index c1f4ca45c93a..4afbfbb64bfd 100644
--- a/arch/powerpc/mm/pgtable-book3s64.c
+++ b/arch/powerpc/mm/pgtable-book3s64.c
@@ -409,6 +409,18 @@ static inline void pgtable_free(void *table, int index)
case PUD_INDEX:
kmem_cache_free(PGT_CACHE(PUD_CACHE_INDEX), table);
break;
+#if defined(CONFIG_PPC_4K_PAGES) && defined(CONFIG_HUGETLB_PAGE)
+ /* 16M hugepd directory at pud level */
+ case HTLB_16M_INDEX:
+ BUILD_BUG_ON(H_16M_CACHE_INDEX <= 0);
+ kmem_cache_free(PGT_CACHE(H_16M_CACHE_INDEX), table);
+ break;
+ /* 16G hugepd directory at the pgd level */
+ case HTLB_16G_INDEX:
+ BUILD_BUG_ON(H_16G_CACHE_INDEX <= 0);
+ kmem_cache_free(PGT_CACHE(H_16G_CACHE_INDEX), table);
+ break;
+#endif
/* We don't free pgd table via RCU callback */
default:
BUG();
diff --git a/arch/powerpc/mm/subpage-prot.c b/arch/powerpc/mm/subpage-prot.c
index 75cb646a79c3..9d16ee251fc0 100644
--- a/arch/powerpc/mm/subpage-prot.c
+++ b/arch/powerpc/mm/subpage-prot.c
@@ -186,9 +186,6 @@ static void subpage_mark_vma_nohuge(struct mm_struct *mm, unsigned long addr,
* in a 2-bit field won't allow writes to a page that is otherwise
* write-protected.
*/
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wpragmas"
-#pragma GCC diagnostic ignored "-Wattribute-alias"
SYSCALL_DEFINE3(subpage_prot, unsigned long, addr,
unsigned long, len, u32 __user *, map)
{
@@ -272,4 +269,3 @@ SYSCALL_DEFINE3(subpage_prot, unsigned long, addr,
up_write(&mm->mmap_sem);
return err;
}
-#pragma GCC diagnostic pop
diff --git a/arch/powerpc/mm/tlb-radix.c b/arch/powerpc/mm/tlb-radix.c
index 67a6e86d3e7e..1135b43a597c 100644
--- a/arch/powerpc/mm/tlb-radix.c
+++ b/arch/powerpc/mm/tlb-radix.c
@@ -689,22 +689,17 @@ EXPORT_SYMBOL(radix__flush_tlb_kernel_range);
static unsigned long tlb_single_page_flush_ceiling __read_mostly = 33;
static unsigned long tlb_local_single_page_flush_ceiling __read_mostly = POWER9_TLB_SETS_RADIX * 2;
-void radix__flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
- unsigned long end)
+static inline void __radix__flush_tlb_range(struct mm_struct *mm,
+ unsigned long start, unsigned long end,
+ bool flush_all_sizes)
{
- struct mm_struct *mm = vma->vm_mm;
unsigned long pid;
unsigned int page_shift = mmu_psize_defs[mmu_virtual_psize].shift;
unsigned long page_size = 1UL << page_shift;
unsigned long nr_pages = (end - start) >> page_shift;
bool local, full;
-#ifdef CONFIG_HUGETLB_PAGE
- if (is_vm_hugetlb_page(vma))
- return radix__flush_hugetlb_tlb_range(vma, start, end);
-#endif
-
pid = mm->context.id;
if (unlikely(pid == MMU_NO_CONTEXT))
return;
@@ -738,37 +733,64 @@ is_local:
_tlbie_pid(pid, RIC_FLUSH_TLB);
}
} else {
- bool hflush = false;
+ bool hflush = flush_all_sizes;
+ bool gflush = flush_all_sizes;
unsigned long hstart, hend;
+ unsigned long gstart, gend;
-#ifdef CONFIG_TRANSPARENT_HUGEPAGE
- hstart = (start + HPAGE_PMD_SIZE - 1) >> HPAGE_PMD_SHIFT;
- hend = end >> HPAGE_PMD_SHIFT;
- if (hstart < hend) {
- hstart <<= HPAGE_PMD_SHIFT;
- hend <<= HPAGE_PMD_SHIFT;
+ if (IS_ENABLED(CONFIG_TRANSPARENT_HUGEPAGE))
hflush = true;
+
+ if (hflush) {
+ hstart = (start + PMD_SIZE - 1) & PMD_MASK;
+ hend = end & PMD_MASK;
+ if (hstart == hend)
+ hflush = false;
+ }
+
+ if (gflush) {
+ gstart = (start + PUD_SIZE - 1) & PUD_MASK;
+ gend = end & PUD_MASK;
+ if (gstart == gend)
+ gflush = false;
}
-#endif
asm volatile("ptesync": : :"memory");
if (local) {
__tlbiel_va_range(start, end, pid, page_size, mmu_virtual_psize);
if (hflush)
__tlbiel_va_range(hstart, hend, pid,
- HPAGE_PMD_SIZE, MMU_PAGE_2M);
+ PMD_SIZE, MMU_PAGE_2M);
+ if (gflush)
+ __tlbiel_va_range(gstart, gend, pid,
+ PUD_SIZE, MMU_PAGE_1G);
asm volatile("ptesync": : :"memory");
} else {
__tlbie_va_range(start, end, pid, page_size, mmu_virtual_psize);
if (hflush)
__tlbie_va_range(hstart, hend, pid,
- HPAGE_PMD_SIZE, MMU_PAGE_2M);
+ PMD_SIZE, MMU_PAGE_2M);
+ if (gflush)
+ __tlbie_va_range(gstart, gend, pid,
+ PUD_SIZE, MMU_PAGE_1G);
fixup_tlbie();
asm volatile("eieio; tlbsync; ptesync": : :"memory");
}
}
preempt_enable();
}
+
+void radix__flush_tlb_range(struct vm_area_struct *vma, unsigned long start,
+ unsigned long end)
+
+{
+#ifdef CONFIG_HUGETLB_PAGE
+ if (is_vm_hugetlb_page(vma))
+ return radix__flush_hugetlb_tlb_range(vma, start, end);
+#endif
+
+ __radix__flush_tlb_range(vma->vm_mm, start, end, false);
+}
EXPORT_SYMBOL(radix__flush_tlb_range);
static int radix_get_mmu_psize(int page_size)
@@ -837,6 +859,8 @@ void radix__tlb_flush(struct mmu_gather *tlb)
int psize = 0;
struct mm_struct *mm = tlb->mm;
int page_size = tlb->page_size;
+ unsigned long start = tlb->start;
+ unsigned long end = tlb->end;
/*
* if page size is not something we understand, do a full mm flush
@@ -847,15 +871,45 @@ void radix__tlb_flush(struct mmu_gather *tlb)
*/
if (tlb->fullmm) {
__flush_all_mm(mm, true);
+#if defined(CONFIG_TRANSPARENT_HUGEPAGE) || defined(CONFIG_HUGETLB_PAGE)
+ } else if (mm_tlb_flush_nested(mm)) {
+ /*
+ * If there is a concurrent invalidation that is clearing ptes,
+ * then it's possible this invalidation will miss one of those
+ * cleared ptes and miss flushing the TLB. If this invalidate
+ * returns before the other one flushes TLBs, that can result
+ * in it returning while there are still valid TLBs inside the
+ * range to be invalidated.
+ *
+ * See mm/memory.c:tlb_finish_mmu() for more details.
+ *
+ * The solution to this is ensure the entire range is always
+ * flushed here. The problem for powerpc is that the flushes
+ * are page size specific, so this "forced flush" would not
+ * do the right thing if there are a mix of page sizes in
+ * the range to be invalidated. So use __flush_tlb_range
+ * which invalidates all possible page sizes in the range.
+ *
+ * PWC flush probably is not be required because the core code
+ * shouldn't free page tables in this path, but accounting
+ * for the possibility makes us a bit more robust.
+ *
+ * need_flush_all is an uncommon case because page table
+ * teardown should be done with exclusive locks held (but
+ * after locks are dropped another invalidate could come
+ * in), it could be optimized further if necessary.
+ */
+ if (!tlb->need_flush_all)
+ __radix__flush_tlb_range(mm, start, end, true);
+ else
+ radix__flush_all_mm(mm);
+#endif
} else if ( (psize = radix_get_mmu_psize(page_size)) == -1) {
if (!tlb->need_flush_all)
radix__flush_tlb_mm(mm);
else
radix__flush_all_mm(mm);
} else {
- unsigned long start = tlb->start;
- unsigned long end = tlb->end;
-
if (!tlb->need_flush_all)
radix__flush_tlb_range_psize(mm, start, end, psize);
else
@@ -1043,6 +1097,8 @@ extern void radix_kvm_prefetch_workaround(struct mm_struct *mm)
for (; sib <= cpu_last_thread_sibling(cpu) && !flush; sib++) {
if (sib == cpu)
continue;
+ if (!cpu_possible(sib))
+ continue;
if (paca_ptrs[sib]->kvm_hstate.kvm_vcpu)
flush = true;
}
diff --git a/arch/powerpc/platforms/powermac/time.c b/arch/powerpc/platforms/powermac/time.c
index 7c968e46736f..12e6e4d30602 100644
--- a/arch/powerpc/platforms/powermac/time.c
+++ b/arch/powerpc/platforms/powermac/time.c
@@ -42,7 +42,11 @@
#define DBG(x...)
#endif
-/* Apparently the RTC stores seconds since 1 Jan 1904 */
+/*
+ * Offset between Unix time (1970-based) and Mac time (1904-based). Cuda and PMU
+ * times wrap in 2040. If we need to handle later times, the read_time functions
+ * need to be changed to interpret wrapped times as post-2040.
+ */
#define RTC_OFFSET 2082844800
/*
@@ -97,8 +101,11 @@ static time64_t cuda_get_time(void)
if (req.reply_len != 7)
printk(KERN_ERR "cuda_get_time: got %d byte reply\n",
req.reply_len);
- now = (req.reply[3] << 24) + (req.reply[4] << 16)
- + (req.reply[5] << 8) + req.reply[6];
+ now = (u32)((req.reply[3] << 24) + (req.reply[4] << 16) +
+ (req.reply[5] << 8) + req.reply[6]);
+ /* it's either after year 2040, or the RTC has gone backwards */
+ WARN_ON(now < RTC_OFFSET);
+
return now - RTC_OFFSET;
}
@@ -106,10 +113,10 @@ static time64_t cuda_get_time(void)
static int cuda_set_rtc_time(struct rtc_time *tm)
{
- time64_t nowtime;
+ u32 nowtime;
struct adb_request req;
- nowtime = rtc_tm_to_time64(tm) + RTC_OFFSET;
+ nowtime = lower_32_bits(rtc_tm_to_time64(tm) + RTC_OFFSET);
if (cuda_request(&req, NULL, 6, CUDA_PACKET, CUDA_SET_TIME,
nowtime >> 24, nowtime >> 16, nowtime >> 8,
nowtime) < 0)
@@ -140,8 +147,12 @@ static time64_t pmu_get_time(void)
if (req.reply_len != 4)
printk(KERN_ERR "pmu_get_time: got %d byte reply from PMU\n",
req.reply_len);
- now = (req.reply[0] << 24) + (req.reply[1] << 16)
- + (req.reply[2] << 8) + req.reply[3];
+ now = (u32)((req.reply[0] << 24) + (req.reply[1] << 16) +
+ (req.reply[2] << 8) + req.reply[3]);
+
+ /* it's either after year 2040, or the RTC has gone backwards */
+ WARN_ON(now < RTC_OFFSET);
+
return now - RTC_OFFSET;
}
@@ -149,10 +160,10 @@ static time64_t pmu_get_time(void)
static int pmu_set_rtc_time(struct rtc_time *tm)
{
- time64_t nowtime;
+ u32 nowtime;
struct adb_request req;
- nowtime = rtc_tm_to_time64(tm) + RTC_OFFSET;
+ nowtime = lower_32_bits(rtc_tm_to_time64(tm) + RTC_OFFSET);
if (pmu_request(&req, NULL, 5, PMU_SET_RTC, nowtime >> 24,
nowtime >> 16, nowtime >> 8, nowtime) < 0)
return -ENXIO;
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index f12680c9b947..4764fdeb4f1f 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -107,6 +107,7 @@ config ARCH_RV32I
select GENERIC_LIB_ASHLDI3
select GENERIC_LIB_ASHRDI3
select GENERIC_LIB_LSHRDI3
+ select GENERIC_LIB_UCMPDI2
config ARCH_RV64I
bool "RV64I"
diff --git a/arch/riscv/include/uapi/asm/elf.h b/arch/riscv/include/uapi/asm/elf.h
index 5cae4c30cd8e..1e0dfc36aab9 100644
--- a/arch/riscv/include/uapi/asm/elf.h
+++ b/arch/riscv/include/uapi/asm/elf.h
@@ -21,8 +21,13 @@ typedef struct user_regs_struct elf_gregset_t;
typedef union __riscv_fp_state elf_fpregset_t;
-#define ELF_RISCV_R_SYM(r_info) ((r_info) >> 32)
-#define ELF_RISCV_R_TYPE(r_info) ((r_info) & 0xffffffff)
+#if __riscv_xlen == 64
+#define ELF_RISCV_R_SYM(r_info) ELF64_R_SYM(r_info)
+#define ELF_RISCV_R_TYPE(r_info) ELF64_R_TYPE(r_info)
+#else
+#define ELF_RISCV_R_SYM(r_info) ELF32_R_SYM(r_info)
+#define ELF_RISCV_R_TYPE(r_info) ELF32_R_TYPE(r_info)
+#endif
/*
* RISC-V relocation types
diff --git a/arch/riscv/kernel/irq.c b/arch/riscv/kernel/irq.c
index b74cbfbce2d0..7bcdaed15703 100644
--- a/arch/riscv/kernel/irq.c
+++ b/arch/riscv/kernel/irq.c
@@ -16,10 +16,6 @@
#include <linux/irqchip.h>
#include <linux/irqdomain.h>
-#ifdef CONFIG_RISCV_INTC
-#include <linux/irqchip/irq-riscv-intc.h>
-#endif
-
void __init init_IRQ(void)
{
irqchip_init();
diff --git a/arch/riscv/kernel/module.c b/arch/riscv/kernel/module.c
index 1d5e9b934b8c..3303ed2cd419 100644
--- a/arch/riscv/kernel/module.c
+++ b/arch/riscv/kernel/module.c
@@ -37,7 +37,7 @@ static int apply_r_riscv_64_rela(struct module *me, u32 *location, Elf_Addr v)
static int apply_r_riscv_branch_rela(struct module *me, u32 *location,
Elf_Addr v)
{
- s64 offset = (void *)v - (void *)location;
+ ptrdiff_t offset = (void *)v - (void *)location;
u32 imm12 = (offset & 0x1000) << (31 - 12);
u32 imm11 = (offset & 0x800) >> (11 - 7);
u32 imm10_5 = (offset & 0x7e0) << (30 - 10);
@@ -50,7 +50,7 @@ static int apply_r_riscv_branch_rela(struct module *me, u32 *location,
static int apply_r_riscv_jal_rela(struct module *me, u32 *location,
Elf_Addr v)
{
- s64 offset = (void *)v - (void *)location;
+ ptrdiff_t offset = (void *)v - (void *)location;
u32 imm20 = (offset & 0x100000) << (31 - 20);
u32 imm19_12 = (offset & 0xff000);
u32 imm11 = (offset & 0x800) << (20 - 11);
@@ -63,7 +63,7 @@ static int apply_r_riscv_jal_rela(struct module *me, u32 *location,
static int apply_r_riscv_rcv_branch_rela(struct module *me, u32 *location,
Elf_Addr v)
{
- s64 offset = (void *)v - (void *)location;
+ ptrdiff_t offset = (void *)v - (void *)location;
u16 imm8 = (offset & 0x100) << (12 - 8);
u16 imm7_6 = (offset & 0xc0) >> (6 - 5);
u16 imm5 = (offset & 0x20) >> (5 - 2);
@@ -78,7 +78,7 @@ static int apply_r_riscv_rcv_branch_rela(struct module *me, u32 *location,
static int apply_r_riscv_rvc_jump_rela(struct module *me, u32 *location,
Elf_Addr v)
{
- s64 offset = (void *)v - (void *)location;
+ ptrdiff_t offset = (void *)v - (void *)location;
u16 imm11 = (offset & 0x800) << (12 - 11);
u16 imm10 = (offset & 0x400) >> (10 - 8);
u16 imm9_8 = (offset & 0x300) << (12 - 11);
@@ -96,7 +96,7 @@ static int apply_r_riscv_rvc_jump_rela(struct module *me, u32 *location,
static int apply_r_riscv_pcrel_hi20_rela(struct module *me, u32 *location,
Elf_Addr v)
{
- s64 offset = (void *)v - (void *)location;
+ ptrdiff_t offset = (void *)v - (void *)location;
s32 hi20;
if (offset != (s32)offset) {
@@ -178,7 +178,7 @@ static int apply_r_riscv_lo12_s_rela(struct module *me, u32 *location,
static int apply_r_riscv_got_hi20_rela(struct module *me, u32 *location,
Elf_Addr v)
{
- s64 offset = (void *)v - (void *)location;
+ ptrdiff_t offset = (void *)v - (void *)location;
s32 hi20;
/* Always emit the got entry */
@@ -200,7 +200,7 @@ static int apply_r_riscv_got_hi20_rela(struct module *me, u32 *location,
static int apply_r_riscv_call_plt_rela(struct module *me, u32 *location,
Elf_Addr v)
{
- s64 offset = (void *)v - (void *)location;
+ ptrdiff_t offset = (void *)v - (void *)location;
s32 fill_v = offset;
u32 hi20, lo12;
@@ -227,7 +227,7 @@ static int apply_r_riscv_call_plt_rela(struct module *me, u32 *location,
static int apply_r_riscv_call_rela(struct module *me, u32 *location,
Elf_Addr v)
{
- s64 offset = (void *)v - (void *)location;
+ ptrdiff_t offset = (void *)v - (void *)location;
s32 fill_v = offset;
u32 hi20, lo12;
@@ -263,14 +263,14 @@ static int apply_r_riscv_align_rela(struct module *me, u32 *location,
static int apply_r_riscv_add32_rela(struct module *me, u32 *location,
Elf_Addr v)
{
- *(u32 *)location += (*(u32 *)v);
+ *(u32 *)location += (u32)v;
return 0;
}
static int apply_r_riscv_sub32_rela(struct module *me, u32 *location,
Elf_Addr v)
{
- *(u32 *)location -= (*(u32 *)v);
+ *(u32 *)location -= (u32)v;
return 0;
}
@@ -347,7 +347,7 @@ int apply_relocate_add(Elf_Shdr *sechdrs, const char *strtab,
unsigned int j;
for (j = 0; j < sechdrs[relsec].sh_size / sizeof(*rel); j++) {
- u64 hi20_loc =
+ unsigned long hi20_loc =
sechdrs[sechdrs[relsec].sh_info].sh_addr
+ rel[j].r_offset;
u32 hi20_type = ELF_RISCV_R_TYPE(rel[j].r_info);
@@ -360,12 +360,12 @@ int apply_relocate_add(Elf_Shdr *sechdrs, const char *strtab,
Elf_Sym *hi20_sym =
(Elf_Sym *)sechdrs[symindex].sh_addr
+ ELF_RISCV_R_SYM(rel[j].r_info);
- u64 hi20_sym_val =
+ unsigned long hi20_sym_val =
hi20_sym->st_value
+ rel[j].r_addend;
/* Calculate lo12 */
- u64 offset = hi20_sym_val - hi20_loc;
+ size_t offset = hi20_sym_val - hi20_loc;
if (IS_ENABLED(CONFIG_MODULE_SECTIONS)
&& hi20_type == R_RISCV_GOT_HI20) {
offset = module_emit_got_entry(
diff --git a/arch/riscv/kernel/ptrace.c b/arch/riscv/kernel/ptrace.c
index ba3e80712797..9f82a7e34c64 100644
--- a/arch/riscv/kernel/ptrace.c
+++ b/arch/riscv/kernel/ptrace.c
@@ -50,7 +50,7 @@ static int riscv_gpr_set(struct task_struct *target,
struct pt_regs *regs;
regs = task_pt_regs(target);
- ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, &regs, 0, -1);
+ ret = user_regset_copyin(&pos, &count, &kbuf, &ubuf, regs, 0, -1);
return ret;
}
diff --git a/arch/riscv/kernel/setup.c b/arch/riscv/kernel/setup.c
index ee44a48faf79..f0d2070866d4 100644
--- a/arch/riscv/kernel/setup.c
+++ b/arch/riscv/kernel/setup.c
@@ -220,8 +220,3 @@ void __init setup_arch(char **cmdline_p)
riscv_fill_hwcap();
}
-static int __init riscv_device_init(void)
-{
- return of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL);
-}
-subsys_initcall_sync(riscv_device_init);
diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c
index c77df8142be2..58a522f9bcc3 100644
--- a/arch/riscv/mm/init.c
+++ b/arch/riscv/mm/init.c
@@ -28,7 +28,9 @@ static void __init zone_sizes_init(void)
{
unsigned long max_zone_pfns[MAX_NR_ZONES] = { 0, };
+#ifdef CONFIG_ZONE_DMA32
max_zone_pfns[ZONE_DMA32] = PFN_DOWN(min(4UL * SZ_1G, max_low_pfn));
+#endif
max_zone_pfns[ZONE_NORMAL] = max_low_pfn;
free_area_init_nodes(max_zone_pfns);
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index baed39772c84..e44bb2b2873e 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -160,6 +160,7 @@ config S390
select HAVE_OPROFILE
select HAVE_PERF_EVENTS
select HAVE_REGS_AND_STACK_ACCESS_API
+ select HAVE_RSEQ
select HAVE_SYSCALL_TRACEPOINTS
select HAVE_VIRT_CPU_ACCOUNTING
select MODULES_USE_ELF_RELA
diff --git a/arch/s390/include/asm/css_chars.h b/arch/s390/include/asm/css_chars.h
index 0563fd3e8458..480bb02ccacd 100644
--- a/arch/s390/include/asm/css_chars.h
+++ b/arch/s390/include/asm/css_chars.h
@@ -6,36 +6,38 @@
struct css_general_char {
u64 : 12;
- u32 dynio : 1; /* bit 12 */
- u32 : 4;
- u32 eadm : 1; /* bit 17 */
- u32 : 23;
- u32 aif : 1; /* bit 41 */
- u32 : 3;
- u32 mcss : 1; /* bit 45 */
- u32 fcs : 1; /* bit 46 */
- u32 : 1;
- u32 ext_mb : 1; /* bit 48 */
- u32 : 7;
- u32 aif_tdd : 1; /* bit 56 */
- u32 : 1;
- u32 qebsm : 1; /* bit 58 */
- u32 : 2;
- u32 aiv : 1; /* bit 61 */
- u32 : 5;
- u32 aif_osa : 1; /* bit 67 */
- u32 : 12;
- u32 eadm_rf : 1; /* bit 80 */
- u32 : 1;
- u32 cib : 1; /* bit 82 */
- u32 : 5;
- u32 fcx : 1; /* bit 88 */
- u32 : 19;
- u32 alt_ssi : 1; /* bit 108 */
- u32 : 1;
- u32 narf : 1; /* bit 110 */
- u32 : 12;
- u32 util_str : 1;/* bit 123 */
+ u64 dynio : 1; /* bit 12 */
+ u64 : 4;
+ u64 eadm : 1; /* bit 17 */
+ u64 : 23;
+ u64 aif : 1; /* bit 41 */
+ u64 : 3;
+ u64 mcss : 1; /* bit 45 */
+ u64 fcs : 1; /* bit 46 */
+ u64 : 1;
+ u64 ext_mb : 1; /* bit 48 */
+ u64 : 7;
+ u64 aif_tdd : 1; /* bit 56 */
+ u64 : 1;
+ u64 qebsm : 1; /* bit 58 */
+ u64 : 2;
+ u64 aiv : 1; /* bit 61 */
+ u64 : 2;
+
+ u64 : 3;
+ u64 aif_osa : 1; /* bit 67 */
+ u64 : 12;
+ u64 eadm_rf : 1; /* bit 80 */
+ u64 : 1;
+ u64 cib : 1; /* bit 82 */
+ u64 : 5;
+ u64 fcx : 1; /* bit 88 */
+ u64 : 19;
+ u64 alt_ssi : 1; /* bit 108 */
+ u64 : 1;
+ u64 narf : 1; /* bit 110 */
+ u64 : 12;
+ u64 util_str : 1;/* bit 123 */
} __packed;
extern struct css_general_char css_general_characteristics;
diff --git a/arch/s390/kernel/compat_wrapper.c b/arch/s390/kernel/compat_wrapper.c
index 607c5e9fba3d..2ce28bf0c5ec 100644
--- a/arch/s390/kernel/compat_wrapper.c
+++ b/arch/s390/kernel/compat_wrapper.c
@@ -183,3 +183,4 @@ COMPAT_SYSCALL_WRAP2(s390_guarded_storage, int, command, struct gs_cb *, gs_cb);
COMPAT_SYSCALL_WRAP5(statx, int, dfd, const char __user *, path, unsigned, flags, unsigned, mask, struct statx __user *, buffer);
COMPAT_SYSCALL_WRAP4(s390_sthyi, unsigned long, code, void __user *, info, u64 __user *, rc, unsigned long, flags);
COMPAT_SYSCALL_WRAP5(kexec_file_load, int, kernel_fd, int, initrd_fd, unsigned long, cmdline_len, const char __user *, cmdline_ptr, unsigned long, flags)
+COMPAT_SYSCALL_WRAP4(rseq, struct rseq __user *, rseq, u32, rseq_len, int, flags, u32, sig)
diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S
index f03402efab4b..150130c897c3 100644
--- a/arch/s390/kernel/entry.S
+++ b/arch/s390/kernel/entry.S
@@ -357,6 +357,10 @@ ENTRY(system_call)
stg %r2,__PT_R2(%r11) # store return value
.Lsysc_return:
+#ifdef CONFIG_DEBUG_RSEQ
+ lgr %r2,%r11
+ brasl %r14,rseq_syscall
+#endif
LOCKDEP_SYS_EXIT
.Lsysc_tif:
TSTMSK __PT_FLAGS(%r11),_PIF_WORK
@@ -1265,7 +1269,7 @@ cleanup_critical:
jl 0f
clg %r9,BASED(.Lcleanup_table+104) # .Lload_fpu_regs_end
jl .Lcleanup_load_fpu_regs
-0: BR_EX %r14
+0: BR_EX %r14,%r11
.align 8
.Lcleanup_table:
@@ -1301,7 +1305,7 @@ cleanup_critical:
ni __SIE_PROG0C+3(%r9),0xfe # no longer in SIE
lctlg %c1,%c1,__LC_USER_ASCE # load primary asce
larl %r9,sie_exit # skip forward to sie_exit
- BR_EX %r14
+ BR_EX %r14,%r11
#endif
.Lcleanup_system_call:
diff --git a/arch/s390/kernel/signal.c b/arch/s390/kernel/signal.c
index 2d2960ab3e10..22f08245aa5d 100644
--- a/arch/s390/kernel/signal.c
+++ b/arch/s390/kernel/signal.c
@@ -498,7 +498,7 @@ void do_signal(struct pt_regs *regs)
}
/* No longer in a system call */
clear_pt_regs_flag(regs, PIF_SYSCALL);
-
+ rseq_signal_deliver(&ksig, regs);
if (is_compat_task())
handle_signal32(&ksig, oldset, regs);
else
@@ -537,4 +537,5 @@ void do_notify_resume(struct pt_regs *regs)
{
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
+ rseq_handle_notify_resume(NULL, regs);
}
diff --git a/arch/s390/kernel/syscalls/syscall.tbl b/arch/s390/kernel/syscalls/syscall.tbl
index 8b210ead7956..022fc099b628 100644
--- a/arch/s390/kernel/syscalls/syscall.tbl
+++ b/arch/s390/kernel/syscalls/syscall.tbl
@@ -389,3 +389,5 @@
379 common statx sys_statx compat_sys_statx
380 common s390_sthyi sys_s390_sthyi compat_sys_s390_sthyi
381 common kexec_file_load sys_kexec_file_load compat_sys_kexec_file_load
+382 common io_pgetevents sys_io_pgetevents compat_sys_io_pgetevents
+383 common rseq sys_rseq compat_sys_rseq
diff --git a/arch/s390/mm/pgalloc.c b/arch/s390/mm/pgalloc.c
index 84bd6329a88d..e3bd5627afef 100644
--- a/arch/s390/mm/pgalloc.c
+++ b/arch/s390/mm/pgalloc.c
@@ -252,6 +252,8 @@ void page_table_free(struct mm_struct *mm, unsigned long *table)
spin_unlock_bh(&mm->context.lock);
if (mask != 0)
return;
+ } else {
+ atomic_xor_bits(&page->_refcount, 3U << 24);
}
pgtable_page_dtor(page);
@@ -304,6 +306,8 @@ static void __tlb_remove_table(void *_table)
break;
/* fallthrough */
case 3: /* 4K page table with pgstes */
+ if (mask & 3)
+ atomic_xor_bits(&page->_refcount, 3 << 24);
pgtable_page_dtor(page);
__free_page(page);
break;
diff --git a/arch/s390/net/bpf_jit_comp.c b/arch/s390/net/bpf_jit_comp.c
index d2db8acb1a55..5f0234ec8038 100644
--- a/arch/s390/net/bpf_jit_comp.c
+++ b/arch/s390/net/bpf_jit_comp.c
@@ -1286,6 +1286,7 @@ struct bpf_prog *bpf_int_jit_compile(struct bpf_prog *fp)
goto free_addrs;
}
if (bpf_jit_prog(&jit, fp)) {
+ bpf_jit_binary_free(header);
fp = orig_fp;
goto free_addrs;
}
diff --git a/arch/x86/Makefile b/arch/x86/Makefile
index f0a6ea22429d..a08e82856563 100644
--- a/arch/x86/Makefile
+++ b/arch/x86/Makefile
@@ -258,11 +258,6 @@ archscripts: scripts_basic
archheaders:
$(Q)$(MAKE) $(build)=arch/x86/entry/syscalls all
-archprepare:
-ifeq ($(CONFIG_KEXEC_FILE),y)
- $(Q)$(MAKE) $(build)=arch/x86/purgatory arch/x86/purgatory/kexec-purgatory.c
-endif
-
###
# Kernel objects
@@ -327,7 +322,6 @@ archclean:
$(Q)rm -rf $(objtree)/arch/x86_64
$(Q)$(MAKE) $(clean)=$(boot)
$(Q)$(MAKE) $(clean)=arch/x86/tools
- $(Q)$(MAKE) $(clean)=arch/x86/purgatory
define archhelp
echo '* bzImage - Compressed kernel image (arch/x86/boot/bzImage)'
diff --git a/arch/x86/boot/compressed/eboot.c b/arch/x86/boot/compressed/eboot.c
index a8a8642d2b0b..e57665b4ba1c 100644
--- a/arch/x86/boot/compressed/eboot.c
+++ b/arch/x86/boot/compressed/eboot.c
@@ -118,7 +118,7 @@ __setup_efi_pci(efi_pci_io_protocol_t *pci, struct pci_setup_rom **__rom)
void *romimage;
status = efi_call_proto(efi_pci_io_protocol, attributes, pci,
- EfiPciIoAttributeOperationGet, 0, 0,
+ EfiPciIoAttributeOperationGet, 0ULL,
&attributes);
if (status != EFI_SUCCESS)
return status;
diff --git a/arch/x86/crypto/aegis128-aesni-asm.S b/arch/x86/crypto/aegis128-aesni-asm.S
index 9254e0b6cc06..717bf0776421 100644
--- a/arch/x86/crypto/aegis128-aesni-asm.S
+++ b/arch/x86/crypto/aegis128-aesni-asm.S
@@ -535,6 +535,7 @@ ENTRY(crypto_aegis128_aesni_enc_tail)
movdqu STATE3, 0x40(STATEP)
FRAME_END
+ ret
ENDPROC(crypto_aegis128_aesni_enc_tail)
.macro decrypt_block a s0 s1 s2 s3 s4 i
diff --git a/arch/x86/crypto/aegis128l-aesni-asm.S b/arch/x86/crypto/aegis128l-aesni-asm.S
index 9263c344f2c7..4eda2b8db9e1 100644
--- a/arch/x86/crypto/aegis128l-aesni-asm.S
+++ b/arch/x86/crypto/aegis128l-aesni-asm.S
@@ -645,6 +645,7 @@ ENTRY(crypto_aegis128l_aesni_enc_tail)
state_store0
FRAME_END
+ ret
ENDPROC(crypto_aegis128l_aesni_enc_tail)
/*
diff --git a/arch/x86/crypto/aegis256-aesni-asm.S b/arch/x86/crypto/aegis256-aesni-asm.S
index 1d977d515bf9..32aae8397268 100644
--- a/arch/x86/crypto/aegis256-aesni-asm.S
+++ b/arch/x86/crypto/aegis256-aesni-asm.S
@@ -543,6 +543,7 @@ ENTRY(crypto_aegis256_aesni_enc_tail)
state_store0
FRAME_END
+ ret
ENDPROC(crypto_aegis256_aesni_enc_tail)
/*
diff --git a/arch/x86/crypto/morus1280-avx2-asm.S b/arch/x86/crypto/morus1280-avx2-asm.S
index 37d422e77931..07653d4582a6 100644
--- a/arch/x86/crypto/morus1280-avx2-asm.S
+++ b/arch/x86/crypto/morus1280-avx2-asm.S
@@ -453,6 +453,7 @@ ENTRY(crypto_morus1280_avx2_enc_tail)
vmovdqu STATE4, (4 * 32)(%rdi)
FRAME_END
+ ret
ENDPROC(crypto_morus1280_avx2_enc_tail)
/*
diff --git a/arch/x86/crypto/morus1280-sse2-asm.S b/arch/x86/crypto/morus1280-sse2-asm.S
index 1fe637c7be9d..bd1aa1b60869 100644
--- a/arch/x86/crypto/morus1280-sse2-asm.S
+++ b/arch/x86/crypto/morus1280-sse2-asm.S
@@ -652,6 +652,7 @@ ENTRY(crypto_morus1280_sse2_enc_tail)
movdqu STATE4_HI, (9 * 16)(%rdi)
FRAME_END
+ ret
ENDPROC(crypto_morus1280_sse2_enc_tail)
/*
diff --git a/arch/x86/crypto/morus640-sse2-asm.S b/arch/x86/crypto/morus640-sse2-asm.S
index 71c72a0a0862..efa02816d921 100644
--- a/arch/x86/crypto/morus640-sse2-asm.S
+++ b/arch/x86/crypto/morus640-sse2-asm.S
@@ -437,6 +437,7 @@ ENTRY(crypto_morus640_sse2_enc_tail)
movdqu STATE4, (4 * 16)(%rdi)
FRAME_END
+ ret
ENDPROC(crypto_morus640_sse2_enc_tail)
/*
diff --git a/arch/x86/entry/common.c b/arch/x86/entry/common.c
index 92190879b228..3b2490b81918 100644
--- a/arch/x86/entry/common.c
+++ b/arch/x86/entry/common.c
@@ -164,7 +164,7 @@ static void exit_to_usermode_loop(struct pt_regs *regs, u32 cached_flags)
if (cached_flags & _TIF_NOTIFY_RESUME) {
clear_thread_flag(TIF_NOTIFY_RESUME);
tracehook_notify_resume(regs);
- rseq_handle_notify_resume(regs);
+ rseq_handle_notify_resume(NULL, regs);
}
if (cached_flags & _TIF_USER_RETURN_NOTIFY)
diff --git a/arch/x86/entry/entry_32.S b/arch/x86/entry/entry_32.S
index 2582881d19ce..c371bfee137a 100644
--- a/arch/x86/entry/entry_32.S
+++ b/arch/x86/entry/entry_32.S
@@ -477,7 +477,7 @@ ENTRY(entry_SYSENTER_32)
* whereas POPF does not.)
*/
addl $PT_EFLAGS-PT_DS, %esp /* point esp at pt_regs->flags */
- btr $X86_EFLAGS_IF_BIT, (%esp)
+ btrl $X86_EFLAGS_IF_BIT, (%esp)
popfl
/*
diff --git a/arch/x86/entry/entry_64_compat.S b/arch/x86/entry/entry_64_compat.S
index 9de7f1e1dede..7d0df78db727 100644
--- a/arch/x86/entry/entry_64_compat.S
+++ b/arch/x86/entry/entry_64_compat.S
@@ -84,13 +84,13 @@ ENTRY(entry_SYSENTER_compat)
pushq %rdx /* pt_regs->dx */
pushq %rcx /* pt_regs->cx */
pushq $-ENOSYS /* pt_regs->ax */
- pushq %r8 /* pt_regs->r8 */
+ pushq $0 /* pt_regs->r8 = 0 */
xorl %r8d, %r8d /* nospec r8 */
- pushq %r9 /* pt_regs->r9 */
+ pushq $0 /* pt_regs->r9 = 0 */
xorl %r9d, %r9d /* nospec r9 */
- pushq %r10 /* pt_regs->r10 */
+ pushq $0 /* pt_regs->r10 = 0 */
xorl %r10d, %r10d /* nospec r10 */
- pushq %r11 /* pt_regs->r11 */
+ pushq $0 /* pt_regs->r11 = 0 */
xorl %r11d, %r11d /* nospec r11 */
pushq %rbx /* pt_regs->rbx */
xorl %ebx, %ebx /* nospec rbx */
@@ -374,13 +374,13 @@ ENTRY(entry_INT80_compat)
pushq %rcx /* pt_regs->cx */
xorl %ecx, %ecx /* nospec cx */
pushq $-ENOSYS /* pt_regs->ax */
- pushq $0 /* pt_regs->r8 = 0 */
+ pushq %r8 /* pt_regs->r8 */
xorl %r8d, %r8d /* nospec r8 */
- pushq $0 /* pt_regs->r9 = 0 */
+ pushq %r9 /* pt_regs->r9 */
xorl %r9d, %r9d /* nospec r9 */
- pushq $0 /* pt_regs->r10 = 0 */
+ pushq %r10 /* pt_regs->r10*/
xorl %r10d, %r10d /* nospec r10 */
- pushq $0 /* pt_regs->r11 = 0 */
+ pushq %r11 /* pt_regs->r11 */
xorl %r11d, %r11d /* nospec r11 */
pushq %rbx /* pt_regs->rbx */
xorl %ebx, %ebx /* nospec rbx */
diff --git a/arch/x86/hyperv/hv_apic.c b/arch/x86/hyperv/hv_apic.c
index f68855499391..402338365651 100644
--- a/arch/x86/hyperv/hv_apic.c
+++ b/arch/x86/hyperv/hv_apic.c
@@ -114,6 +114,8 @@ static bool __send_ipi_mask_ex(const struct cpumask *mask, int vector)
ipi_arg->vp_set.format = HV_GENERIC_SET_SPARSE_4K;
nr_bank = cpumask_to_vpset(&(ipi_arg->vp_set), mask);
}
+ if (nr_bank < 0)
+ goto ipi_mask_ex_done;
if (!nr_bank)
ipi_arg->vp_set.format = HV_GENERIC_SET_ALL;
@@ -158,6 +160,9 @@ static bool __send_ipi_mask(const struct cpumask *mask, int vector)
for_each_cpu(cur_cpu, mask) {
vcpu = hv_cpu_number_to_vp_number(cur_cpu);
+ if (vcpu == VP_INVAL)
+ goto ipi_mask_done;
+
/*
* This particular version of the IPI hypercall can
* only target upto 64 CPUs.
diff --git a/arch/x86/hyperv/hv_init.c b/arch/x86/hyperv/hv_init.c
index 4c431e1c1eff..1ff420217298 100644
--- a/arch/x86/hyperv/hv_init.c
+++ b/arch/x86/hyperv/hv_init.c
@@ -265,7 +265,7 @@ void __init hyperv_init(void)
{
u64 guest_id, required_msrs;
union hv_x64_msr_hypercall_contents hypercall_msr;
- int cpuhp;
+ int cpuhp, i;
if (x86_hyper_type != X86_HYPER_MS_HYPERV)
return;
@@ -293,6 +293,9 @@ void __init hyperv_init(void)
if (!hv_vp_index)
return;
+ for (i = 0; i < num_possible_cpus(); i++)
+ hv_vp_index[i] = VP_INVAL;
+
hv_vp_assist_page = kcalloc(num_possible_cpus(),
sizeof(*hv_vp_assist_page), GFP_KERNEL);
if (!hv_vp_assist_page) {
diff --git a/arch/x86/include/asm/asm.h b/arch/x86/include/asm/asm.h
index 219faaec51df..990770f9e76b 100644
--- a/arch/x86/include/asm/asm.h
+++ b/arch/x86/include/asm/asm.h
@@ -46,6 +46,65 @@
#define _ASM_SI __ASM_REG(si)
#define _ASM_DI __ASM_REG(di)
+#ifndef __x86_64__
+/* 32 bit */
+
+#define _ASM_ARG1 _ASM_AX
+#define _ASM_ARG2 _ASM_DX
+#define _ASM_ARG3 _ASM_CX
+
+#define _ASM_ARG1L eax
+#define _ASM_ARG2L edx
+#define _ASM_ARG3L ecx
+
+#define _ASM_ARG1W ax
+#define _ASM_ARG2W dx
+#define _ASM_ARG3W cx
+
+#define _ASM_ARG1B al
+#define _ASM_ARG2B dl
+#define _ASM_ARG3B cl
+
+#else
+/* 64 bit */
+
+#define _ASM_ARG1 _ASM_DI
+#define _ASM_ARG2 _ASM_SI
+#define _ASM_ARG3 _ASM_DX
+#define _ASM_ARG4 _ASM_CX
+#define _ASM_ARG5 r8
+#define _ASM_ARG6 r9
+
+#define _ASM_ARG1Q rdi
+#define _ASM_ARG2Q rsi
+#define _ASM_ARG3Q rdx
+#define _ASM_ARG4Q rcx
+#define _ASM_ARG5Q r8
+#define _ASM_ARG6Q r9
+
+#define _ASM_ARG1L edi
+#define _ASM_ARG2L esi
+#define _ASM_ARG3L edx
+#define _ASM_ARG4L ecx
+#define _ASM_ARG5L r8d
+#define _ASM_ARG6L r9d
+
+#define _ASM_ARG1W di
+#define _ASM_ARG2W si
+#define _ASM_ARG3W dx
+#define _ASM_ARG4W cx
+#define _ASM_ARG5W r8w
+#define _ASM_ARG6W r9w
+
+#define _ASM_ARG1B dil
+#define _ASM_ARG2B sil
+#define _ASM_ARG3B dl
+#define _ASM_ARG4B cl
+#define _ASM_ARG5B r8b
+#define _ASM_ARG6B r9b
+
+#endif
+
/*
* Macros to generate condition code outputs from inline assembly,
* The output operand must be type "bool".
diff --git a/arch/x86/include/asm/irqflags.h b/arch/x86/include/asm/irqflags.h
index 89f08955fff7..c4fc17220df9 100644
--- a/arch/x86/include/asm/irqflags.h
+++ b/arch/x86/include/asm/irqflags.h
@@ -13,7 +13,7 @@
* Interrupt control:
*/
-static inline unsigned long native_save_fl(void)
+extern inline unsigned long native_save_fl(void)
{
unsigned long flags;
diff --git a/arch/x86/include/asm/mshyperv.h b/arch/x86/include/asm/mshyperv.h
index 3cd14311edfa..5a7375ed5f7c 100644
--- a/arch/x86/include/asm/mshyperv.h
+++ b/arch/x86/include/asm/mshyperv.h
@@ -9,6 +9,8 @@
#include <asm/hyperv-tlfs.h>
#include <asm/nospec-branch.h>
+#define VP_INVAL U32_MAX
+
struct ms_hyperv_info {
u32 features;
u32 misc_features;
@@ -20,7 +22,6 @@ struct ms_hyperv_info {
extern struct ms_hyperv_info ms_hyperv;
-
/*
* Generate the guest ID.
*/
@@ -281,6 +282,8 @@ static inline int cpumask_to_vpset(struct hv_vpset *vpset,
*/
for_each_cpu(cpu, cpus) {
vcpu = hv_cpu_number_to_vp_number(cpu);
+ if (vcpu == VP_INVAL)
+ return -1;
vcpu_bank = vcpu / 64;
vcpu_offset = vcpu % 64;
__set_bit(vcpu_offset, (unsigned long *)
diff --git a/arch/x86/include/asm/pgalloc.h b/arch/x86/include/asm/pgalloc.h
index ada6410fd2ec..fbd578daa66e 100644
--- a/arch/x86/include/asm/pgalloc.h
+++ b/arch/x86/include/asm/pgalloc.h
@@ -184,6 +184,9 @@ static inline p4d_t *p4d_alloc_one(struct mm_struct *mm, unsigned long addr)
static inline void p4d_free(struct mm_struct *mm, p4d_t *p4d)
{
+ if (!pgtable_l5_enabled())
+ return;
+
BUG_ON((unsigned long)p4d & (PAGE_SIZE-1));
free_page((unsigned long)p4d);
}
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index 99ecde23c3ec..5715647fc4fe 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -898,7 +898,7 @@ static inline unsigned long pgd_page_vaddr(pgd_t pgd)
#define pgd_page(pgd) pfn_to_page(pgd_pfn(pgd))
/* to find an entry in a page-table-directory. */
-static __always_inline p4d_t *p4d_offset(pgd_t *pgd, unsigned long address)
+static inline p4d_t *p4d_offset(pgd_t *pgd, unsigned long address)
{
if (!pgtable_l5_enabled())
return (p4d_t *)pgd;
diff --git a/arch/x86/include/asm/pgtable_64.h b/arch/x86/include/asm/pgtable_64.h
index 0fdcd21dadbd..3c5385f9a88f 100644
--- a/arch/x86/include/asm/pgtable_64.h
+++ b/arch/x86/include/asm/pgtable_64.h
@@ -216,7 +216,7 @@ static inline pgd_t pti_set_user_pgd(pgd_t *pgdp, pgd_t pgd)
}
#endif
-static __always_inline void native_set_p4d(p4d_t *p4dp, p4d_t p4d)
+static inline void native_set_p4d(p4d_t *p4dp, p4d_t p4d)
{
pgd_t pgd;
@@ -230,7 +230,7 @@ static __always_inline void native_set_p4d(p4d_t *p4dp, p4d_t p4d)
*p4dp = native_make_p4d(native_pgd_val(pgd));
}
-static __always_inline void native_p4d_clear(p4d_t *p4d)
+static inline void native_p4d_clear(p4d_t *p4d)
{
native_set_p4d(p4d, native_make_p4d(0));
}
diff --git a/arch/x86/include/asm/vmx.h b/arch/x86/include/asm/vmx.h
index 425e6b8b9547..6aa8499e1f62 100644
--- a/arch/x86/include/asm/vmx.h
+++ b/arch/x86/include/asm/vmx.h
@@ -114,6 +114,7 @@
#define VMX_MISC_PREEMPTION_TIMER_RATE_MASK 0x0000001f
#define VMX_MISC_SAVE_EFER_LMA 0x00000020
#define VMX_MISC_ACTIVITY_HLT 0x00000040
+#define VMX_MISC_ZERO_LEN_INS 0x40000000
/* VMFUNC functions */
#define VMX_VMFUNC_EPTP_SWITCHING 0x00000001
@@ -351,11 +352,13 @@ enum vmcs_field {
#define VECTORING_INFO_VALID_MASK INTR_INFO_VALID_MASK
#define INTR_TYPE_EXT_INTR (0 << 8) /* external interrupt */
+#define INTR_TYPE_RESERVED (1 << 8) /* reserved */
#define INTR_TYPE_NMI_INTR (2 << 8) /* NMI */
#define INTR_TYPE_HARD_EXCEPTION (3 << 8) /* processor exception */
#define INTR_TYPE_SOFT_INTR (4 << 8) /* software interrupt */
#define INTR_TYPE_PRIV_SW_EXCEPTION (5 << 8) /* ICE breakpoint - undocumented */
#define INTR_TYPE_SOFT_EXCEPTION (6 << 8) /* software exception */
+#define INTR_TYPE_OTHER_EVENT (7 << 8) /* other event */
/* GUEST_INTERRUPTIBILITY_INFO flags. */
#define GUEST_INTR_STATE_STI 0x00000001
diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile
index 02d6f5cf4e70..8824d01c0c35 100644
--- a/arch/x86/kernel/Makefile
+++ b/arch/x86/kernel/Makefile
@@ -61,6 +61,7 @@ obj-y += alternative.o i8253.o hw_breakpoint.o
obj-y += tsc.o tsc_msr.o io_delay.o rtc.o
obj-y += pci-iommu_table.o
obj-y += resource.o
+obj-y += irqflags.o
obj-y += process.o
obj-y += fpu/
diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c
index efaf2d4f9c3c..d492752f79e1 100644
--- a/arch/x86/kernel/apic/x2apic_uv_x.c
+++ b/arch/x86/kernel/apic/x2apic_uv_x.c
@@ -26,6 +26,7 @@
#include <linux/delay.h>
#include <linux/crash_dump.h>
#include <linux/reboot.h>
+#include <linux/memory.h>
#include <asm/uv/uv_mmrs.h>
#include <asm/uv/uv_hub.h>
@@ -392,6 +393,51 @@ extern int uv_hub_info_version(void)
}
EXPORT_SYMBOL(uv_hub_info_version);
+/* Default UV memory block size is 2GB */
+static unsigned long mem_block_size = (2UL << 30);
+
+/* Kernel parameter to specify UV mem block size */
+static int parse_mem_block_size(char *ptr)
+{
+ unsigned long size = memparse(ptr, NULL);
+
+ /* Size will be rounded down by set_block_size() below */
+ mem_block_size = size;
+ return 0;
+}
+early_param("uv_memblksize", parse_mem_block_size);
+
+static __init int adj_blksize(u32 lgre)
+{
+ unsigned long base = (unsigned long)lgre << UV_GAM_RANGE_SHFT;
+ unsigned long size;
+
+ for (size = mem_block_size; size > MIN_MEMORY_BLOCK_SIZE; size >>= 1)
+ if (IS_ALIGNED(base, size))
+ break;
+
+ if (size >= mem_block_size)
+ return 0;
+
+ mem_block_size = size;
+ return 1;
+}
+
+static __init void set_block_size(void)
+{
+ unsigned int order = ffs(mem_block_size);
+
+ if (order) {
+ /* adjust for ffs return of 1..64 */
+ set_memory_block_size_order(order - 1);
+ pr_info("UV: mem_block_size set to 0x%lx\n", mem_block_size);
+ } else {
+ /* bad or zero value, default to 1UL << 31 (2GB) */
+ pr_err("UV: mem_block_size error with 0x%lx\n", mem_block_size);
+ set_memory_block_size_order(31);
+ }
+}
+
/* Build GAM range lookup table: */
static __init void build_uv_gr_table(void)
{
@@ -1180,23 +1226,30 @@ static void __init decode_gam_rng_tbl(unsigned long ptr)
<< UV_GAM_RANGE_SHFT);
int order = 0;
char suffix[] = " KMGTPE";
+ int flag = ' ';
while (size > 9999 && order < sizeof(suffix)) {
size /= 1024;
order++;
}
+ /* adjust max block size to current range start */
+ if (gre->type == 1 || gre->type == 2)
+ if (adj_blksize(lgre))
+ flag = '*';
+
if (!index) {
pr_info("UV: GAM Range Table...\n");
- pr_info("UV: # %20s %14s %5s %4s %5s %3s %2s\n", "Range", "", "Size", "Type", "NASID", "SID", "PN");
+ pr_info("UV: # %20s %14s %6s %4s %5s %3s %2s\n", "Range", "", "Size", "Type", "NASID", "SID", "PN");
}
- pr_info("UV: %2d: 0x%014lx-0x%014lx %5lu%c %3d %04x %02x %02x\n",
+ pr_info("UV: %2d: 0x%014lx-0x%014lx%c %5lu%c %3d %04x %02x %02x\n",
index++,
(unsigned long)lgre << UV_GAM_RANGE_SHFT,
(unsigned long)gre->limit << UV_GAM_RANGE_SHFT,
- size, suffix[order],
+ flag, size, suffix[order],
gre->type, gre->nasid, gre->sockid, gre->pnode);
+ /* update to next range start */
lgre = gre->limit;
if (sock_min > gre->sockid)
sock_min = gre->sockid;
@@ -1427,6 +1480,7 @@ static void __init uv_system_init_hub(void)
build_socket_tables();
build_uv_gr_table();
+ set_block_size();
uv_init_hub_info(&hub_info);
uv_possible_blades = num_possible_nodes();
if (!_node_to_pnode)
diff --git a/arch/x86/kernel/cpu/cacheinfo.c b/arch/x86/kernel/cpu/cacheinfo.c
index 38354c66df81..0c5fcbd998cf 100644
--- a/arch/x86/kernel/cpu/cacheinfo.c
+++ b/arch/x86/kernel/cpu/cacheinfo.c
@@ -671,7 +671,7 @@ void cacheinfo_amd_init_llc_id(struct cpuinfo_x86 *c, int cpu, u8 node_id)
num_sharing_cache = ((eax >> 14) & 0xfff) + 1;
if (num_sharing_cache) {
- int bits = get_count_order(num_sharing_cache) - 1;
+ int bits = get_count_order(num_sharing_cache);
per_cpu(cpu_llc_id, cpu) = c->apicid >> bits;
}
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index 0df7151cfef4..eb4cb3efd20e 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -1,3 +1,6 @@
+/* cpu_feature_enabled() cannot be used this early */
+#define USE_EARLY_PGTABLE_L5
+
#include <linux/bootmem.h>
#include <linux/linkage.h>
#include <linux/bitops.h>
diff --git a/arch/x86/kernel/cpu/mcheck/mce-severity.c b/arch/x86/kernel/cpu/mcheck/mce-severity.c
index 5bbd06f38ff6..f34d89c01edc 100644
--- a/arch/x86/kernel/cpu/mcheck/mce-severity.c
+++ b/arch/x86/kernel/cpu/mcheck/mce-severity.c
@@ -160,6 +160,11 @@ static struct severity {
SER, MASK(MCI_STATUS_OVER|MCI_UC_SAR|MCI_ADDR|MCACOD, MCI_UC_SAR|MCI_ADDR|MCACOD_INSTR),
USER
),
+ MCESEV(
+ PANIC, "Data load in unrecoverable area of kernel",
+ SER, MASK(MCI_STATUS_OVER|MCI_UC_SAR|MCI_ADDR|MCACOD, MCI_UC_SAR|MCI_ADDR|MCACOD_DATA),
+ KERNEL
+ ),
#endif
MCESEV(
PANIC, "Action required: unknown MCACOD",
diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index e4cf6ff1c2e1..c102ad51025e 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -772,23 +772,25 @@ EXPORT_SYMBOL_GPL(machine_check_poll);
static int mce_no_way_out(struct mce *m, char **msg, unsigned long *validp,
struct pt_regs *regs)
{
- int i, ret = 0;
char *tmp;
+ int i;
for (i = 0; i < mca_cfg.banks; i++) {
m->status = mce_rdmsrl(msr_ops.status(i));
- if (m->status & MCI_STATUS_VAL) {
- __set_bit(i, validp);
- if (quirk_no_way_out)
- quirk_no_way_out(i, m, regs);
- }
+ if (!(m->status & MCI_STATUS_VAL))
+ continue;
+
+ __set_bit(i, validp);
+ if (quirk_no_way_out)
+ quirk_no_way_out(i, m, regs);
if (mce_severity(m, mca_cfg.tolerant, &tmp, true) >= MCE_PANIC_SEVERITY) {
+ mce_read_aux(m, i);
*msg = tmp;
- ret = 1;
+ return 1;
}
}
- return ret;
+ return 0;
}
/*
@@ -1205,13 +1207,18 @@ void do_machine_check(struct pt_regs *regs, long error_code)
lmce = m.mcgstatus & MCG_STATUS_LMCES;
/*
+ * Local machine check may already know that we have to panic.
+ * Broadcast machine check begins rendezvous in mce_start()
* Go through all banks in exclusion of the other CPUs. This way we
* don't report duplicated events on shared banks because the first one
- * to see it will clear it. If this is a Local MCE, then no need to
- * perform rendezvous.
+ * to see it will clear it.
*/
- if (!lmce)
+ if (lmce) {
+ if (no_way_out)
+ mce_panic("Fatal local machine check", &m, msg);
+ } else {
order = mce_start(&no_way_out);
+ }
for (i = 0; i < cfg->banks; i++) {
__clear_bit(i, toclear);
@@ -1287,12 +1294,17 @@ void do_machine_check(struct pt_regs *regs, long error_code)
no_way_out = worst >= MCE_PANIC_SEVERITY;
} else {
/*
- * Local MCE skipped calling mce_reign()
- * If we found a fatal error, we need to panic here.
+ * If there was a fatal machine check we should have
+ * already called mce_panic earlier in this function.
+ * Since we re-read the banks, we might have found
+ * something new. Check again to see if we found a
+ * fatal error. We call "mce_severity()" again to
+ * make sure we have the right "msg".
*/
- if (worst >= MCE_PANIC_SEVERITY && mca_cfg.tolerant < 3)
- mce_panic("Machine check from unknown source",
- NULL, NULL);
+ if (worst >= MCE_PANIC_SEVERITY && mca_cfg.tolerant < 3) {
+ mce_severity(&m, cfg->tolerant, &msg, true);
+ mce_panic("Local fatal machine check!", &m, msg);
+ }
}
/*
diff --git a/arch/x86/kernel/cpu/microcode/intel.c b/arch/x86/kernel/cpu/microcode/intel.c
index 1c2cfa0644aa..97ccf4c3b45b 100644
--- a/arch/x86/kernel/cpu/microcode/intel.c
+++ b/arch/x86/kernel/cpu/microcode/intel.c
@@ -190,8 +190,11 @@ static void save_microcode_patch(void *data, unsigned int size)
p = memdup_patch(data, size);
if (!p)
pr_err("Error allocating buffer %p\n", data);
- else
+ else {
list_replace(&iter->plist, &p->plist);
+ kfree(iter->data);
+ kfree(iter);
+ }
}
}
diff --git a/arch/x86/kernel/cpu/mtrr/if.c b/arch/x86/kernel/cpu/mtrr/if.c
index 4021d3859499..40eee6cc4124 100644
--- a/arch/x86/kernel/cpu/mtrr/if.c
+++ b/arch/x86/kernel/cpu/mtrr/if.c
@@ -106,7 +106,8 @@ mtrr_write(struct file *file, const char __user *buf, size_t len, loff_t * ppos)
memset(line, 0, LINE_SIZE);
- length = strncpy_from_user(line, buf, LINE_SIZE - 1);
+ len = min_t(size_t, len, LINE_SIZE - 1);
+ length = strncpy_from_user(line, buf, len);
if (length < 0)
return length;
diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c
index d1f25c831447..c88c23c658c1 100644
--- a/arch/x86/kernel/e820.c
+++ b/arch/x86/kernel/e820.c
@@ -1248,6 +1248,7 @@ void __init e820__memblock_setup(void)
{
int i;
u64 end;
+ u64 addr = 0;
/*
* The bootstrap memblock region count maximum is 128 entries
@@ -1264,13 +1265,21 @@ void __init e820__memblock_setup(void)
struct e820_entry *entry = &e820_table->entries[i];
end = entry->addr + entry->size;
+ if (addr < entry->addr)
+ memblock_reserve(addr, entry->addr - addr);
+ addr = end;
if (end != (resource_size_t)end)
continue;
+ /*
+ * all !E820_TYPE_RAM ranges (including gap ranges) are put
+ * into memblock.reserved to make sure that struct pages in
+ * such regions are not left uninitialized after bootup.
+ */
if (entry->type != E820_TYPE_RAM && entry->type != E820_TYPE_RESERVED_KERN)
- continue;
-
- memblock_add(entry->addr, entry->size);
+ memblock_reserve(entry->addr, entry->size);
+ else
+ memblock_add(entry->addr, entry->size);
}
/* Throw away partial pages: */
diff --git a/arch/x86/kernel/head64.c b/arch/x86/kernel/head64.c
index a21d6ace648e..8047379e575a 100644
--- a/arch/x86/kernel/head64.c
+++ b/arch/x86/kernel/head64.c
@@ -44,7 +44,7 @@ static unsigned int __initdata next_early_pgt;
pmdval_t early_pmd_flags = __PAGE_KERNEL_LARGE & ~(_PAGE_GLOBAL | _PAGE_NX);
#ifdef CONFIG_X86_5LEVEL
-unsigned int __pgtable_l5_enabled __initdata;
+unsigned int __pgtable_l5_enabled __ro_after_init;
unsigned int pgdir_shift __ro_after_init = 39;
EXPORT_SYMBOL(pgdir_shift);
unsigned int ptrs_per_p4d __ro_after_init = 1;
diff --git a/arch/x86/kernel/irqflags.S b/arch/x86/kernel/irqflags.S
new file mode 100644
index 000000000000..ddeeaac8adda
--- /dev/null
+++ b/arch/x86/kernel/irqflags.S
@@ -0,0 +1,26 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+#include <asm/asm.h>
+#include <asm/export.h>
+#include <linux/linkage.h>
+
+/*
+ * unsigned long native_save_fl(void)
+ */
+ENTRY(native_save_fl)
+ pushf
+ pop %_ASM_AX
+ ret
+ENDPROC(native_save_fl)
+EXPORT_SYMBOL(native_save_fl)
+
+/*
+ * void native_restore_fl(unsigned long flags)
+ * %eax/%rdi: flags
+ */
+ENTRY(native_restore_fl)
+ push %_ASM_ARG1
+ popf
+ ret
+ENDPROC(native_restore_fl)
+EXPORT_SYMBOL(native_restore_fl)
diff --git a/arch/x86/kernel/quirks.c b/arch/x86/kernel/quirks.c
index 697a4ce04308..736348ead421 100644
--- a/arch/x86/kernel/quirks.c
+++ b/arch/x86/kernel/quirks.c
@@ -645,12 +645,19 @@ static void quirk_intel_brickland_xeon_ras_cap(struct pci_dev *pdev)
/* Skylake */
static void quirk_intel_purley_xeon_ras_cap(struct pci_dev *pdev)
{
- u32 capid0;
+ u32 capid0, capid5;
pci_read_config_dword(pdev, 0x84, &capid0);
+ pci_read_config_dword(pdev, 0x98, &capid5);
- if ((capid0 & 0xc0) == 0xc0)
+ /*
+ * CAPID0{7:6} indicate whether this is an advanced RAS SKU
+ * CAPID5{8:5} indicate that various NVDIMM usage modes are
+ * enabled, so memory machine check recovery is also enabled.
+ */
+ if ((capid0 & 0xc0) == 0xc0 || (capid5 & 0x1e0))
static_branch_inc(&mcsafe_key);
+
}
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x0ec3, quirk_intel_brickland_xeon_ras_cap);
DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x2fc0, quirk_intel_brickland_xeon_ras_cap);
diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c
index 445ca11ff863..92a3b312a53c 100644
--- a/arch/x86/kernel/signal.c
+++ b/arch/x86/kernel/signal.c
@@ -692,7 +692,7 @@ setup_rt_frame(struct ksignal *ksig, struct pt_regs *regs)
* Increment event counter and perform fixup for the pre-signal
* frame.
*/
- rseq_signal_deliver(regs);
+ rseq_signal_deliver(ksig, regs);
/* Set up the stack frame */
if (is_ia32_frame(ksig)) {
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index c2f7d1d2a5c3..db9656e13ea0 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -221,6 +221,11 @@ static void notrace start_secondary(void *unused)
#ifdef CONFIG_X86_32
/* switch away from the initial page table */
load_cr3(swapper_pg_dir);
+ /*
+ * Initialize the CR4 shadow before doing anything that could
+ * try to read it.
+ */
+ cr4_init_shadow();
__flush_tlb_all();
#endif
load_current_idt();
diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c
index a535dd64de63..e6db475164ed 100644
--- a/arch/x86/kernel/traps.c
+++ b/arch/x86/kernel/traps.c
@@ -835,16 +835,18 @@ static void math_error(struct pt_regs *regs, int error_code, int trapnr)
char *str = (trapnr == X86_TRAP_MF) ? "fpu exception" :
"simd exception";
- if (notify_die(DIE_TRAP, str, regs, error_code, trapnr, SIGFPE) == NOTIFY_STOP)
- return;
cond_local_irq_enable(regs);
if (!user_mode(regs)) {
- if (!fixup_exception(regs, trapnr)) {
- task->thread.error_code = error_code;
- task->thread.trap_nr = trapnr;
+ if (fixup_exception(regs, trapnr))
+ return;
+
+ task->thread.error_code = error_code;
+ task->thread.trap_nr = trapnr;
+
+ if (notify_die(DIE_TRAP, str, regs, error_code,
+ trapnr, SIGFPE) != NOTIFY_STOP)
die(str, regs, error_code);
- }
return;
}
diff --git a/arch/x86/kernel/uprobes.c b/arch/x86/kernel/uprobes.c
index 58d8d800875d..deb576b23b7c 100644
--- a/arch/x86/kernel/uprobes.c
+++ b/arch/x86/kernel/uprobes.c
@@ -293,7 +293,7 @@ static int uprobe_init_insn(struct arch_uprobe *auprobe, struct insn *insn, bool
insn_init(insn, auprobe->insn, sizeof(auprobe->insn), x86_64);
/* has the side-effect of processing the entire instruction */
insn_get_length(insn);
- if (WARN_ON_ONCE(!insn_complete(insn)))
+ if (!insn_complete(insn))
return -ENOEXEC;
if (is_prefix_bad(insn))
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index 559a12b6184d..1689f433f3a0 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -1705,6 +1705,17 @@ static inline bool nested_cpu_has_vmwrite_any_field(struct kvm_vcpu *vcpu)
MSR_IA32_VMX_MISC_VMWRITE_SHADOW_RO_FIELDS;
}
+static inline bool nested_cpu_has_zero_length_injection(struct kvm_vcpu *vcpu)
+{
+ return to_vmx(vcpu)->nested.msrs.misc_low & VMX_MISC_ZERO_LEN_INS;
+}
+
+static inline bool nested_cpu_supports_monitor_trap_flag(struct kvm_vcpu *vcpu)
+{
+ return to_vmx(vcpu)->nested.msrs.procbased_ctls_high &
+ CPU_BASED_MONITOR_TRAP_FLAG;
+}
+
static inline bool nested_cpu_has(struct vmcs12 *vmcs12, u32 bit)
{
return vmcs12->cpu_based_vm_exec_control & bit;
@@ -11620,6 +11631,62 @@ static int check_vmentry_prereqs(struct kvm_vcpu *vcpu, struct vmcs12 *vmcs12)
!nested_cr3_valid(vcpu, vmcs12->host_cr3))
return VMXERR_ENTRY_INVALID_HOST_STATE_FIELD;
+ /*
+ * From the Intel SDM, volume 3:
+ * Fields relevant to VM-entry event injection must be set properly.
+ * These fields are the VM-entry interruption-information field, the
+ * VM-entry exception error code, and the VM-entry instruction length.
+ */
+ if (vmcs12->vm_entry_intr_info_field & INTR_INFO_VALID_MASK) {
+ u32 intr_info = vmcs12->vm_entry_intr_info_field;
+ u8 vector = intr_info & INTR_INFO_VECTOR_MASK;
+ u32 intr_type = intr_info & INTR_INFO_INTR_TYPE_MASK;
+ bool has_error_code = intr_info & INTR_INFO_DELIVER_CODE_MASK;
+ bool should_have_error_code;
+ bool urg = nested_cpu_has2(vmcs12,
+ SECONDARY_EXEC_UNRESTRICTED_GUEST);
+ bool prot_mode = !urg || vmcs12->guest_cr0 & X86_CR0_PE;
+
+ /* VM-entry interruption-info field: interruption type */
+ if (intr_type == INTR_TYPE_RESERVED ||
+ (intr_type == INTR_TYPE_OTHER_EVENT &&
+ !nested_cpu_supports_monitor_trap_flag(vcpu)))
+ return VMXERR_ENTRY_INVALID_CONTROL_FIELD;
+
+ /* VM-entry interruption-info field: vector */
+ if ((intr_type == INTR_TYPE_NMI_INTR && vector != NMI_VECTOR) ||
+ (intr_type == INTR_TYPE_HARD_EXCEPTION && vector > 31) ||
+ (intr_type == INTR_TYPE_OTHER_EVENT && vector != 0))
+ return VMXERR_ENTRY_INVALID_CONTROL_FIELD;
+
+ /* VM-entry interruption-info field: deliver error code */
+ should_have_error_code =
+ intr_type == INTR_TYPE_HARD_EXCEPTION && prot_mode &&
+ x86_exception_has_error_code(vector);
+ if (has_error_code != should_have_error_code)
+ return VMXERR_ENTRY_INVALID_CONTROL_FIELD;
+
+ /* VM-entry exception error code */
+ if (has_error_code &&
+ vmcs12->vm_entry_exception_error_code & GENMASK(31, 15))
+ return VMXERR_ENTRY_INVALID_CONTROL_FIELD;
+
+ /* VM-entry interruption-info field: reserved bits */
+ if (intr_info & INTR_INFO_RESVD_BITS_MASK)
+ return VMXERR_ENTRY_INVALID_CONTROL_FIELD;
+
+ /* VM-entry instruction length */
+ switch (intr_type) {
+ case INTR_TYPE_SOFT_EXCEPTION:
+ case INTR_TYPE_SOFT_INTR:
+ case INTR_TYPE_PRIV_SW_EXCEPTION:
+ if ((vmcs12->vm_entry_instruction_len > 15) ||
+ (vmcs12->vm_entry_instruction_len == 0 &&
+ !nested_cpu_has_zero_length_injection(vcpu)))
+ return VMXERR_ENTRY_INVALID_CONTROL_FIELD;
+ }
+ }
+
return 0;
}
diff --git a/arch/x86/kvm/x86.h b/arch/x86/kvm/x86.h
index 331993c49dae..257f27620bc2 100644
--- a/arch/x86/kvm/x86.h
+++ b/arch/x86/kvm/x86.h
@@ -110,6 +110,15 @@ static inline bool is_la57_mode(struct kvm_vcpu *vcpu)
#endif
}
+static inline bool x86_exception_has_error_code(unsigned int vector)
+{
+ static u32 exception_has_error_code = BIT(DF_VECTOR) | BIT(TS_VECTOR) |
+ BIT(NP_VECTOR) | BIT(SS_VECTOR) | BIT(GP_VECTOR) |
+ BIT(PF_VECTOR) | BIT(AC_VECTOR);
+
+ return (1U << vector) & exception_has_error_code;
+}
+
static inline bool mmu_is_nested(struct kvm_vcpu *vcpu)
{
return vcpu->arch.walk_mmu == &vcpu->arch.nested_mmu;
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c
index 9a84a0d08727..2aafa6ab6103 100644
--- a/arch/x86/mm/fault.c
+++ b/arch/x86/mm/fault.c
@@ -641,11 +641,6 @@ static int is_f00f_bug(struct pt_regs *regs, unsigned long address)
return 0;
}
-static const char nx_warning[] = KERN_CRIT
-"kernel tried to execute NX-protected page - exploit attempt? (uid: %d)\n";
-static const char smep_warning[] = KERN_CRIT
-"unable to execute userspace code (SMEP?) (uid: %d)\n";
-
static void
show_fault_oops(struct pt_regs *regs, unsigned long error_code,
unsigned long address)
@@ -664,20 +659,18 @@ show_fault_oops(struct pt_regs *regs, unsigned long error_code,
pte = lookup_address_in_pgd(pgd, address, &level);
if (pte && pte_present(*pte) && !pte_exec(*pte))
- printk(nx_warning, from_kuid(&init_user_ns, current_uid()));
+ pr_crit("kernel tried to execute NX-protected page - exploit attempt? (uid: %d)\n",
+ from_kuid(&init_user_ns, current_uid()));
if (pte && pte_present(*pte) && pte_exec(*pte) &&
(pgd_flags(*pgd) & _PAGE_USER) &&
(__read_cr4() & X86_CR4_SMEP))
- printk(smep_warning, from_kuid(&init_user_ns, current_uid()));
+ pr_crit("unable to execute userspace code (SMEP?) (uid: %d)\n",
+ from_kuid(&init_user_ns, current_uid()));
}
- printk(KERN_ALERT "BUG: unable to handle kernel ");
- if (address < PAGE_SIZE)
- printk(KERN_CONT "NULL pointer dereference");
- else
- printk(KERN_CONT "paging request");
-
- printk(KERN_CONT " at %px\n", (void *) address);
+ pr_alert("BUG: unable to handle kernel %s at %px\n",
+ address < PAGE_SIZE ? "NULL pointer dereference" : "paging request",
+ (void *)address);
dump_pagetable(address);
}
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index 045f492d5f68..a688617c727e 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -1350,16 +1350,28 @@ int kern_addr_valid(unsigned long addr)
/* Amount of ram needed to start using large blocks */
#define MEM_SIZE_FOR_LARGE_BLOCK (64UL << 30)
+/* Adjustable memory block size */
+static unsigned long set_memory_block_size;
+int __init set_memory_block_size_order(unsigned int order)
+{
+ unsigned long size = 1UL << order;
+
+ if (size > MEM_SIZE_FOR_LARGE_BLOCK || size < MIN_MEMORY_BLOCK_SIZE)
+ return -EINVAL;
+
+ set_memory_block_size = size;
+ return 0;
+}
+
static unsigned long probe_memory_block_size(void)
{
unsigned long boot_mem_end = max_pfn << PAGE_SHIFT;
unsigned long bz;
- /* If this is UV system, always set 2G block size */
- if (is_uv_system()) {
- bz = MAX_BLOCK_SIZE;
+ /* If memory block size has been set, then use it */
+ bz = set_memory_block_size;
+ if (bz)
goto done;
- }
/* Use regular block if RAM is smaller than MEM_SIZE_FOR_LARGE_BLOCK */
if (boot_mem_end < MEM_SIZE_FOR_LARGE_BLOCK) {
diff --git a/arch/x86/platform/efi/efi_64.c b/arch/x86/platform/efi/efi_64.c
index e01f7ceb9e7a..77873ce700ae 100644
--- a/arch/x86/platform/efi/efi_64.c
+++ b/arch/x86/platform/efi/efi_64.c
@@ -166,14 +166,14 @@ void __init efi_call_phys_epilog(pgd_t *save_pgd)
pgd = pgd_offset_k(pgd_idx * PGDIR_SIZE);
set_pgd(pgd_offset_k(pgd_idx * PGDIR_SIZE), save_pgd[pgd_idx]);
- if (!(pgd_val(*pgd) & _PAGE_PRESENT))
+ if (!pgd_present(*pgd))
continue;
for (i = 0; i < PTRS_PER_P4D; i++) {
p4d = p4d_offset(pgd,
pgd_idx * PGDIR_SIZE + i * P4D_SIZE);
- if (!(p4d_val(*p4d) & _PAGE_PRESENT))
+ if (!p4d_present(*p4d))
continue;
pud = (pud_t *)p4d_page_vaddr(*p4d);
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index c9081c6671f0..3b5318505c69 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -65,6 +65,13 @@ __read_mostly int xen_have_vector_callback;
EXPORT_SYMBOL_GPL(xen_have_vector_callback);
/*
+ * NB: needs to live in .data because it's used by xen_prepare_pvh which runs
+ * before clearing the bss.
+ */
+uint32_t xen_start_flags __attribute__((section(".data"))) = 0;
+EXPORT_SYMBOL(xen_start_flags);
+
+/*
* Point at some empty memory to start with. We map the real shared_info
* page as soon as fixmap is up and running.
*/
diff --git a/arch/x86/xen/enlighten_pv.c b/arch/x86/xen/enlighten_pv.c
index 357969a3697c..8d4e2e1ae60b 100644
--- a/arch/x86/xen/enlighten_pv.c
+++ b/arch/x86/xen/enlighten_pv.c
@@ -1203,6 +1203,7 @@ asmlinkage __visible void __init xen_start_kernel(void)
return;
xen_domain_type = XEN_PV_DOMAIN;
+ xen_start_flags = xen_start_info->flags;
xen_setup_features();
diff --git a/arch/x86/xen/enlighten_pvh.c b/arch/x86/xen/enlighten_pvh.c
index aa1c6a6831a9..c85d1a88f476 100644
--- a/arch/x86/xen/enlighten_pvh.c
+++ b/arch/x86/xen/enlighten_pvh.c
@@ -97,6 +97,7 @@ void __init xen_prepare_pvh(void)
}
xen_pvh = 1;
+ xen_start_flags = pvh_start_info.flags;
msr = cpuid_ebx(xen_cpuid_base() + 2);
pfn = __pa(hypercall_page);
diff --git a/arch/x86/xen/smp_pv.c b/arch/x86/xen/smp_pv.c
index 2e20ae2fa2d6..e3b18ad49889 100644
--- a/arch/x86/xen/smp_pv.c
+++ b/arch/x86/xen/smp_pv.c
@@ -32,6 +32,7 @@
#include <xen/interface/vcpu.h>
#include <xen/interface/xenpmu.h>
+#include <asm/spec-ctrl.h>
#include <asm/xen/interface.h>
#include <asm/xen/hypercall.h>
@@ -70,6 +71,8 @@ static void cpu_bringup(void)
cpu_data(cpu).x86_max_cores = 1;
set_cpu_sibling_map(cpu);
+ speculative_store_bypass_ht_init();
+
xen_setup_cpu_clockevents();
notify_cpu_starting(cpu);
@@ -250,6 +253,8 @@ static void __init xen_pv_smp_prepare_cpus(unsigned int max_cpus)
}
set_cpu_sibling_map(0);
+ speculative_store_bypass_ht_init();
+
xen_pmu_init(0);
if (xen_smp_intr_init(0) || xen_smp_intr_init_pv(0))
diff --git a/block/bio.c b/block/bio.c
index 9710e275f230..67eff5eddc49 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -1807,9 +1807,6 @@ again:
if (!bio_integrity_endio(bio))
return;
- if (WARN_ONCE(bio->bi_next, "driver left bi_next not NULL"))
- bio->bi_next = NULL;
-
/*
* Need to have a real endio function for chained bios, otherwise
* various corner cases will break (like stacking block devices that
diff --git a/block/blk-core.c b/block/blk-core.c
index cf0ee764b908..f84a9b7b6f5a 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -273,10 +273,6 @@ static void req_bio_endio(struct request *rq, struct bio *bio,
bio_advance(bio, nbytes);
/* don't actually finish bio if it's part of flush sequence */
- /*
- * XXX this code looks suspicious - it's not consistent with advancing
- * req->bio in caller
- */
if (bio->bi_iter.bi_size == 0 && !(rq->rq_flags & RQF_FLUSH_SEQ))
bio_endio(bio);
}
@@ -3081,10 +3077,8 @@ bool blk_update_request(struct request *req, blk_status_t error,
struct bio *bio = req->bio;
unsigned bio_bytes = min(bio->bi_iter.bi_size, nr_bytes);
- if (bio_bytes == bio->bi_iter.bi_size) {
+ if (bio_bytes == bio->bi_iter.bi_size)
req->bio = bio->bi_next;
- bio->bi_next = NULL;
- }
/* Completion has already been traced */
bio_clear_flag(bio, BIO_TRACE_COMPLETION);
@@ -3479,6 +3473,10 @@ static void __blk_rq_prep_clone(struct request *dst, struct request *src)
dst->cpu = src->cpu;
dst->__sector = blk_rq_pos(src);
dst->__data_len = blk_rq_bytes(src);
+ if (src->rq_flags & RQF_SPECIAL_PAYLOAD) {
+ dst->rq_flags |= RQF_SPECIAL_PAYLOAD;
+ dst->special_vec = src->special_vec;
+ }
dst->nr_phys_segments = src->nr_phys_segments;
dst->ioprio = src->ioprio;
dst->extra_len = src->extra_len;
diff --git a/block/blk-mq-debugfs.c b/block/blk-mq-debugfs.c
index ffa622366922..1c4532e92938 100644
--- a/block/blk-mq-debugfs.c
+++ b/block/blk-mq-debugfs.c
@@ -356,7 +356,7 @@ static const char *const blk_mq_rq_state_name_array[] = {
static const char *blk_mq_rq_state_name(enum mq_rq_state rq_state)
{
- if (WARN_ON_ONCE((unsigned int)rq_state >
+ if (WARN_ON_ONCE((unsigned int)rq_state >=
ARRAY_SIZE(blk_mq_rq_state_name_array)))
return "(?)";
return blk_mq_rq_state_name_array[rq_state];
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 70c65bb6c013..95919268564b 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -781,7 +781,6 @@ static void blk_mq_rq_timed_out(struct request *req, bool reserved)
WARN_ON_ONCE(ret != BLK_EH_RESET_TIMER);
}
- req->rq_flags &= ~RQF_TIMED_OUT;
blk_add_timer(req);
}
@@ -1076,6 +1075,9 @@ static bool blk_mq_mark_tag_wait(struct blk_mq_hw_ctx **hctx,
#define BLK_MQ_RESOURCE_DELAY 3 /* ms units */
+/*
+ * Returns true if we did some work AND can potentially do more.
+ */
bool blk_mq_dispatch_rq_list(struct request_queue *q, struct list_head *list,
bool got_budget)
{
@@ -1206,8 +1208,17 @@ bool blk_mq_dispatch_rq_list(struct request_queue *q, struct list_head *list,
blk_mq_run_hw_queue(hctx, true);
else if (needs_restart && (ret == BLK_STS_RESOURCE))
blk_mq_delay_run_hw_queue(hctx, BLK_MQ_RESOURCE_DELAY);
+
+ return false;
}
+ /*
+ * If the host/device is unable to accept more work, inform the
+ * caller of that.
+ */
+ if (ret == BLK_STS_RESOURCE || ret == BLK_STS_DEV_RESOURCE)
+ return false;
+
return (queued + errors) != 0;
}
diff --git a/block/blk-softirq.c b/block/blk-softirq.c
index 01e2b353a2b9..15c1f5e12eb8 100644
--- a/block/blk-softirq.c
+++ b/block/blk-softirq.c
@@ -144,6 +144,7 @@ do_local:
local_irq_restore(flags);
}
+EXPORT_SYMBOL(__blk_complete_request);
/**
* blk_complete_request - end I/O on a request
diff --git a/block/blk-timeout.c b/block/blk-timeout.c
index 4b8a48d48ba1..f2cfd56e1606 100644
--- a/block/blk-timeout.c
+++ b/block/blk-timeout.c
@@ -210,6 +210,7 @@ void blk_add_timer(struct request *req)
if (!req->timeout)
req->timeout = q->rq_timeout;
+ req->rq_flags &= ~RQF_TIMED_OUT;
blk_rq_set_deadline(req, jiffies + req->timeout);
/*
diff --git a/block/sed-opal.c b/block/sed-opal.c
index 945f4b8610e0..e0de4dd448b3 100644
--- a/block/sed-opal.c
+++ b/block/sed-opal.c
@@ -877,7 +877,7 @@ static size_t response_get_string(const struct parsed_resp *resp, int n,
return 0;
}
- if (n > resp->num) {
+ if (n >= resp->num) {
pr_debug("Response has %d tokens. Can't access %d\n",
resp->num, n);
return 0;
@@ -916,7 +916,7 @@ static u64 response_get_u64(const struct parsed_resp *resp, int n)
return 0;
}
- if (n > resp->num) {
+ if (n >= resp->num) {
pr_debug("Response has %d tokens. Can't access %d\n",
resp->num, n);
return 0;
diff --git a/certs/blacklist.h b/certs/blacklist.h
index 150d82da8e99..1efd6fa0dc60 100644
--- a/certs/blacklist.h
+++ b/certs/blacklist.h
@@ -1,3 +1,3 @@
#include <linux/kernel.h>
-extern const char __initdata *const blacklist_hashes[];
+extern const char __initconst *const blacklist_hashes[];
diff --git a/crypto/af_alg.c b/crypto/af_alg.c
index 49fa8582138b..314c52c967e5 100644
--- a/crypto/af_alg.c
+++ b/crypto/af_alg.c
@@ -1060,12 +1060,19 @@ void af_alg_async_cb(struct crypto_async_request *_req, int err)
}
EXPORT_SYMBOL_GPL(af_alg_async_cb);
-__poll_t af_alg_poll_mask(struct socket *sock, __poll_t events)
+/**
+ * af_alg_poll - poll system call handler
+ */
+__poll_t af_alg_poll(struct file *file, struct socket *sock,
+ poll_table *wait)
{
struct sock *sk = sock->sk;
struct alg_sock *ask = alg_sk(sk);
struct af_alg_ctx *ctx = ask->private;
- __poll_t mask = 0;
+ __poll_t mask;
+
+ sock_poll_wait(file, sk_sleep(sk), wait);
+ mask = 0;
if (!ctx->more || ctx->used)
mask |= EPOLLIN | EPOLLRDNORM;
@@ -1075,7 +1082,7 @@ __poll_t af_alg_poll_mask(struct socket *sock, __poll_t events)
return mask;
}
-EXPORT_SYMBOL_GPL(af_alg_poll_mask);
+EXPORT_SYMBOL_GPL(af_alg_poll);
/**
* af_alg_alloc_areq - allocate struct af_alg_async_req
diff --git a/crypto/algif_aead.c b/crypto/algif_aead.c
index 825524f27438..c40a8c7ee8ae 100644
--- a/crypto/algif_aead.c
+++ b/crypto/algif_aead.c
@@ -375,7 +375,7 @@ static struct proto_ops algif_aead_ops = {
.sendmsg = aead_sendmsg,
.sendpage = af_alg_sendpage,
.recvmsg = aead_recvmsg,
- .poll_mask = af_alg_poll_mask,
+ .poll = af_alg_poll,
};
static int aead_check_key(struct socket *sock)
@@ -471,7 +471,7 @@ static struct proto_ops algif_aead_ops_nokey = {
.sendmsg = aead_sendmsg_nokey,
.sendpage = aead_sendpage_nokey,
.recvmsg = aead_recvmsg_nokey,
- .poll_mask = af_alg_poll_mask,
+ .poll = af_alg_poll,
};
static void *aead_bind(const char *name, u32 type, u32 mask)
diff --git a/crypto/algif_skcipher.c b/crypto/algif_skcipher.c
index 4c04eb9888ad..cfdaab2b7d76 100644
--- a/crypto/algif_skcipher.c
+++ b/crypto/algif_skcipher.c
@@ -206,7 +206,7 @@ static struct proto_ops algif_skcipher_ops = {
.sendmsg = skcipher_sendmsg,
.sendpage = af_alg_sendpage,
.recvmsg = skcipher_recvmsg,
- .poll_mask = af_alg_poll_mask,
+ .poll = af_alg_poll,
};
static int skcipher_check_key(struct socket *sock)
@@ -302,7 +302,7 @@ static struct proto_ops algif_skcipher_ops_nokey = {
.sendmsg = skcipher_sendmsg_nokey,
.sendpage = skcipher_sendpage_nokey,
.recvmsg = skcipher_recvmsg_nokey,
- .poll_mask = af_alg_poll_mask,
+ .poll = af_alg_poll,
};
static void *skcipher_bind(const char *name, u32 type, u32 mask)
diff --git a/crypto/asymmetric_keys/x509_cert_parser.c b/crypto/asymmetric_keys/x509_cert_parser.c
index 7d81e6bb461a..b6cabac4b62b 100644
--- a/crypto/asymmetric_keys/x509_cert_parser.c
+++ b/crypto/asymmetric_keys/x509_cert_parser.c
@@ -249,6 +249,15 @@ int x509_note_signature(void *context, size_t hdrlen,
return -EINVAL;
}
+ if (strcmp(ctx->cert->sig->pkey_algo, "rsa") == 0) {
+ /* Discard the BIT STRING metadata */
+ if (vlen < 1 || *(const u8 *)value != 0)
+ return -EBADMSG;
+
+ value++;
+ vlen--;
+ }
+
ctx->cert->raw_sig = value;
ctx->cert->raw_sig_size = vlen;
return 0;
diff --git a/crypto/morus640.c b/crypto/morus640.c
index 9fbcde307daf..5eede3749e64 100644
--- a/crypto/morus640.c
+++ b/crypto/morus640.c
@@ -274,8 +274,9 @@ static void crypto_morus640_decrypt_chunk(struct morus640_state *state, u8 *dst,
union morus640_block_in tail;
memcpy(tail.bytes, src, size);
+ memset(tail.bytes + size, 0, MORUS640_BLOCK_SIZE - size);
- crypto_morus640_load_a(&m, src);
+ crypto_morus640_load_a(&m, tail.bytes);
crypto_morus640_core(state, &m);
crypto_morus640_store_a(tail.bytes, &m);
memset(tail.bytes + size, 0, MORUS640_BLOCK_SIZE - size);
diff --git a/crypto/sha3_generic.c b/crypto/sha3_generic.c
index 264ec12c0b9c..7f6735d9003f 100644
--- a/crypto/sha3_generic.c
+++ b/crypto/sha3_generic.c
@@ -152,7 +152,7 @@ static SHA3_INLINE void keccakf_round(u64 st[25])
st[24] ^= bc[ 4];
}
-static void __optimize("O3") keccakf(u64 st[25])
+static void keccakf(u64 st[25])
{
int round;
diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c
index 38a286975c31..f8fecfec5df9 100644
--- a/drivers/acpi/acpi_lpss.c
+++ b/drivers/acpi/acpi_lpss.c
@@ -22,6 +22,7 @@
#include <linux/pm_domain.h>
#include <linux/pm_runtime.h>
#include <linux/pwm.h>
+#include <linux/suspend.h>
#include <linux/delay.h>
#include "internal.h"
@@ -946,9 +947,10 @@ static void lpss_iosf_exit_d3_state(void)
mutex_unlock(&lpss_iosf_mutex);
}
-static int acpi_lpss_suspend(struct device *dev, bool wakeup)
+static int acpi_lpss_suspend(struct device *dev, bool runtime)
{
struct lpss_private_data *pdata = acpi_driver_data(ACPI_COMPANION(dev));
+ bool wakeup = runtime || device_may_wakeup(dev);
int ret;
if (pdata->dev_desc->flags & LPSS_SAVE_CTX)
@@ -961,13 +963,14 @@ static int acpi_lpss_suspend(struct device *dev, bool wakeup)
* wrong status for devices being about to be powered off. See
* lpss_iosf_enter_d3_state() for further information.
*/
- if (lpss_quirks & LPSS_QUIRK_ALWAYS_POWER_ON && iosf_mbi_available())
+ if ((runtime || !pm_suspend_via_firmware()) &&
+ lpss_quirks & LPSS_QUIRK_ALWAYS_POWER_ON && iosf_mbi_available())
lpss_iosf_enter_d3_state();
return ret;
}
-static int acpi_lpss_resume(struct device *dev)
+static int acpi_lpss_resume(struct device *dev, bool runtime)
{
struct lpss_private_data *pdata = acpi_driver_data(ACPI_COMPANION(dev));
int ret;
@@ -976,7 +979,8 @@ static int acpi_lpss_resume(struct device *dev)
* This call is kept first to be in symmetry with
* acpi_lpss_runtime_suspend() one.
*/
- if (lpss_quirks & LPSS_QUIRK_ALWAYS_POWER_ON && iosf_mbi_available())
+ if ((runtime || !pm_resume_via_firmware()) &&
+ lpss_quirks & LPSS_QUIRK_ALWAYS_POWER_ON && iosf_mbi_available())
lpss_iosf_exit_d3_state();
ret = acpi_dev_resume(dev);
@@ -1000,12 +1004,12 @@ static int acpi_lpss_suspend_late(struct device *dev)
return 0;
ret = pm_generic_suspend_late(dev);
- return ret ? ret : acpi_lpss_suspend(dev, device_may_wakeup(dev));
+ return ret ? ret : acpi_lpss_suspend(dev, false);
}
static int acpi_lpss_resume_early(struct device *dev)
{
- int ret = acpi_lpss_resume(dev);
+ int ret = acpi_lpss_resume(dev, false);
return ret ? ret : pm_generic_resume_early(dev);
}
@@ -1020,7 +1024,7 @@ static int acpi_lpss_runtime_suspend(struct device *dev)
static int acpi_lpss_runtime_resume(struct device *dev)
{
- int ret = acpi_lpss_resume(dev);
+ int ret = acpi_lpss_resume(dev, true);
return ret ? ret : pm_generic_runtime_resume(dev);
}
diff --git a/drivers/acpi/acpica/uterror.c b/drivers/acpi/acpica/uterror.c
index 5a64ddaed8a3..e47430272692 100644
--- a/drivers/acpi/acpica/uterror.c
+++ b/drivers/acpi/acpica/uterror.c
@@ -182,19 +182,19 @@ acpi_ut_prefixed_namespace_error(const char *module_name,
switch (lookup_status) {
case AE_ALREADY_EXISTS:
- acpi_os_printf("\n" ACPI_MSG_BIOS_ERROR);
+ acpi_os_printf(ACPI_MSG_BIOS_ERROR);
message = "Failure creating";
break;
case AE_NOT_FOUND:
- acpi_os_printf("\n" ACPI_MSG_BIOS_ERROR);
+ acpi_os_printf(ACPI_MSG_BIOS_ERROR);
message = "Could not resolve";
break;
default:
- acpi_os_printf("\n" ACPI_MSG_ERROR);
+ acpi_os_printf(ACPI_MSG_ERROR);
message = "Failure resolving";
break;
}
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index b0113a5802a3..d79ad844c78f 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -717,10 +717,11 @@ void battery_hook_register(struct acpi_battery_hook *hook)
*/
pr_err("extension failed to load: %s", hook->name);
__battery_hook_unregister(hook, 0);
- return;
+ goto end;
}
}
pr_info("new extension: %s\n", hook->name);
+end:
mutex_unlock(&hook_mutex);
}
EXPORT_SYMBOL_GPL(battery_hook_register);
@@ -732,7 +733,7 @@ EXPORT_SYMBOL_GPL(battery_hook_register);
*/
static void battery_hook_add_battery(struct acpi_battery *battery)
{
- struct acpi_battery_hook *hook_node;
+ struct acpi_battery_hook *hook_node, *tmp;
mutex_lock(&hook_mutex);
INIT_LIST_HEAD(&battery->list);
@@ -744,15 +745,15 @@ static void battery_hook_add_battery(struct acpi_battery *battery)
* when a battery gets hotplugged or initialized
* during the battery module initialization.
*/
- list_for_each_entry(hook_node, &battery_hook_list, list) {
+ list_for_each_entry_safe(hook_node, tmp, &battery_hook_list, list) {
if (hook_node->add_battery(battery->bat)) {
/*
* The notification of the extensions has failed, to
* prevent further errors we will unload the extension.
*/
- __battery_hook_unregister(hook_node, 0);
pr_err("error in extension, unloading: %s",
hook_node->name);
+ __battery_hook_unregister(hook_node, 0);
}
}
mutex_unlock(&hook_mutex);
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index bb94cf0731fe..442a9e24f439 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -2037,6 +2037,17 @@ static inline void acpi_ec_query_exit(void)
}
}
+static const struct dmi_system_id acpi_ec_no_wakeup[] = {
+ {
+ .ident = "Thinkpad X1 Carbon 6th",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "20KGS3JF01"),
+ },
+ },
+ { },
+};
+
int __init acpi_ec_init(void)
{
int result;
@@ -2047,6 +2058,15 @@ int __init acpi_ec_init(void)
if (result)
return result;
+ /*
+ * Disable EC wakeup on following systems to prevent periodic
+ * wakeup from EC GPE.
+ */
+ if (dmi_check_system(acpi_ec_no_wakeup)) {
+ ec_no_wakeup = true;
+ pr_debug("Disabling EC wakeup on suspend-to-idle\n");
+ }
+
/* Drivers must be started after acpi_ec_query_init() */
dsdt_fail = acpi_bus_register_driver(&acpi_ec_driver);
/*
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 7ca41bf023c9..8df9abfa947b 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -45,6 +45,8 @@
#include <linux/uaccess.h>
#include <linux/io-64-nonatomic-lo-hi.h>
+#include "acpica/accommon.h"
+#include "acpica/acnamesp.h"
#include "internal.h"
#define _COMPONENT ACPI_OS_SERVICES
@@ -1490,6 +1492,76 @@ int acpi_check_region(resource_size_t start, resource_size_t n,
}
EXPORT_SYMBOL(acpi_check_region);
+static acpi_status acpi_deactivate_mem_region(acpi_handle handle, u32 level,
+ void *_res, void **return_value)
+{
+ struct acpi_mem_space_context **mem_ctx;
+ union acpi_operand_object *handler_obj;
+ union acpi_operand_object *region_obj2;
+ union acpi_operand_object *region_obj;
+ struct resource *res = _res;
+ acpi_status status;
+
+ region_obj = acpi_ns_get_attached_object(handle);
+ if (!region_obj)
+ return AE_OK;
+
+ handler_obj = region_obj->region.handler;
+ if (!handler_obj)
+ return AE_OK;
+
+ if (region_obj->region.space_id != ACPI_ADR_SPACE_SYSTEM_MEMORY)
+ return AE_OK;
+
+ if (!(region_obj->region.flags & AOPOBJ_SETUP_COMPLETE))
+ return AE_OK;
+
+ region_obj2 = acpi_ns_get_secondary_object(region_obj);
+ if (!region_obj2)
+ return AE_OK;
+
+ mem_ctx = (void *)&region_obj2->extra.region_context;
+
+ if (!(mem_ctx[0]->address >= res->start &&
+ mem_ctx[0]->address < res->end))
+ return AE_OK;
+
+ status = handler_obj->address_space.setup(region_obj,
+ ACPI_REGION_DEACTIVATE,
+ NULL, (void **)mem_ctx);
+ if (ACPI_SUCCESS(status))
+ region_obj->region.flags &= ~(AOPOBJ_SETUP_COMPLETE);
+
+ return status;
+}
+
+/**
+ * acpi_release_memory - Release any mappings done to a memory region
+ * @handle: Handle to namespace node
+ * @res: Memory resource
+ * @level: A level that terminates the search
+ *
+ * Walks through @handle and unmaps all SystemMemory Operation Regions that
+ * overlap with @res and that have already been activated (mapped).
+ *
+ * This is a helper that allows drivers to place special requirements on memory
+ * region that may overlap with operation regions, primarily allowing them to
+ * safely map the region as non-cached memory.
+ *
+ * The unmapped Operation Regions will be automatically remapped next time they
+ * are called, so the drivers do not need to do anything else.
+ */
+acpi_status acpi_release_memory(acpi_handle handle, struct resource *res,
+ u32 level)
+{
+ if (!(res->flags & IORESOURCE_MEM))
+ return AE_TYPE;
+
+ return acpi_walk_namespace(ACPI_TYPE_REGION, handle, level,
+ acpi_deactivate_mem_region, NULL, res, NULL);
+}
+EXPORT_SYMBOL_GPL(acpi_release_memory);
+
/*
* Let drivers know whether the resource checks are effective
*/
diff --git a/drivers/acpi/pptt.c b/drivers/acpi/pptt.c
index e5ea1974d1e3..d1e26cb599bf 100644
--- a/drivers/acpi/pptt.c
+++ b/drivers/acpi/pptt.c
@@ -481,8 +481,14 @@ static int topology_get_acpi_cpu_tag(struct acpi_table_header *table,
if (cpu_node) {
cpu_node = acpi_find_processor_package_id(table, cpu_node,
level, flag);
- /* Only the first level has a guaranteed id */
- if (level == 0)
+ /*
+ * As per specification if the processor structure represents
+ * an actual processor, then ACPI processor ID must be valid.
+ * For processor containers ACPI_PPTT_ACPI_PROCESSOR_ID_VALID
+ * should be set if the UID is valid
+ */
+ if (level == 0 ||
+ cpu_node->flags & ACPI_PPTT_ACPI_PROCESSOR_ID_VALID)
return cpu_node->acpi_processor_id;
return ACPI_PTR_DIFF(cpu_node, table);
}
diff --git a/drivers/atm/iphase.c b/drivers/atm/iphase.c
index ff81a576347e..82532c299bb5 100644
--- a/drivers/atm/iphase.c
+++ b/drivers/atm/iphase.c
@@ -1618,7 +1618,7 @@ static int rx_init(struct atm_dev *dev)
skb_queue_head_init(&iadev->rx_dma_q);
iadev->rx_free_desc_qhead = NULL;
- iadev->rx_open = kcalloc(4, iadev->num_vc, GFP_KERNEL);
+ iadev->rx_open = kcalloc(iadev->num_vc, sizeof(void *), GFP_KERNEL);
if (!iadev->rx_open) {
printk(KERN_ERR DEV_LABEL "itf %d couldn't get free page\n",
dev->number);
diff --git a/drivers/atm/zatm.c b/drivers/atm/zatm.c
index a8d2eb0ceb8d..2c288d1f42bb 100644
--- a/drivers/atm/zatm.c
+++ b/drivers/atm/zatm.c
@@ -1483,6 +1483,8 @@ static int zatm_ioctl(struct atm_dev *dev,unsigned int cmd,void __user *arg)
return -EFAULT;
if (pool < 0 || pool > ZATM_LAST_POOL)
return -EINVAL;
+ pool = array_index_nospec(pool,
+ ZATM_LAST_POOL + 1);
if (copy_from_user(&info,
&((struct zatm_pool_req __user *) arg)->info,
sizeof(info))) return -EFAULT;
diff --git a/drivers/base/Makefile b/drivers/base/Makefile
index b074f242a435..704f44295810 100644
--- a/drivers/base/Makefile
+++ b/drivers/base/Makefile
@@ -8,10 +8,7 @@ obj-y := component.o core.o bus.o dd.o syscore.o \
topology.o container.o property.o cacheinfo.o \
devcon.o
obj-$(CONFIG_DEVTMPFS) += devtmpfs.o
-obj-$(CONFIG_DMA_CMA) += dma-contiguous.o
obj-y += power/
-obj-$(CONFIG_HAS_DMA) += dma-mapping.o
-obj-$(CONFIG_HAVE_GENERIC_DMA_COHERENT) += dma-coherent.o
obj-$(CONFIG_ISA_BUS_API) += isa.o
obj-y += firmware_loader/
obj-$(CONFIG_NUMA) += node.o
diff --git a/drivers/base/core.c b/drivers/base/core.c
index 36622b52e419..df3e1a44707a 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -236,6 +236,13 @@ struct device_link *device_link_add(struct device *consumer,
link->rpm_active = true;
}
pm_runtime_new_link(consumer);
+ /*
+ * If the link is being added by the consumer driver at probe
+ * time, balance the decrementation of the supplier's runtime PM
+ * usage counter after consumer probe in driver_probe_device().
+ */
+ if (consumer->links.status == DL_DEV_PROBING)
+ pm_runtime_get_noresume(supplier);
}
get_device(supplier);
link->supplier = supplier;
@@ -255,12 +262,12 @@ struct device_link *device_link_add(struct device *consumer,
switch (consumer->links.status) {
case DL_DEV_PROBING:
/*
- * Balance the decrementation of the supplier's
- * runtime PM usage counter after consumer probe
- * in driver_probe_device().
+ * Some callers expect the link creation during
+ * consumer driver probe to resume the supplier
+ * even without DL_FLAG_RPM_ACTIVE.
*/
if (flags & DL_FLAG_PM_RUNTIME)
- pm_runtime_get_sync(supplier);
+ pm_runtime_resume(supplier);
link->status = DL_STATE_CONSUMER_PROBE;
break;
diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c
index 4925af5c4cf0..9e8484189034 100644
--- a/drivers/base/power/domain.c
+++ b/drivers/base/power/domain.c
@@ -2235,7 +2235,7 @@ static void genpd_dev_pm_sync(struct device *dev)
}
static int __genpd_dev_pm_attach(struct device *dev, struct device_node *np,
- unsigned int index)
+ unsigned int index, bool power_on)
{
struct of_phandle_args pd_args;
struct generic_pm_domain *pd;
@@ -2271,9 +2271,11 @@ static int __genpd_dev_pm_attach(struct device *dev, struct device_node *np,
dev->pm_domain->detach = genpd_dev_pm_detach;
dev->pm_domain->sync = genpd_dev_pm_sync;
- genpd_lock(pd);
- ret = genpd_power_on(pd, 0);
- genpd_unlock(pd);
+ if (power_on) {
+ genpd_lock(pd);
+ ret = genpd_power_on(pd, 0);
+ genpd_unlock(pd);
+ }
if (ret)
genpd_remove_device(pd, dev);
@@ -2307,7 +2309,7 @@ int genpd_dev_pm_attach(struct device *dev)
"#power-domain-cells") != 1)
return 0;
- return __genpd_dev_pm_attach(dev, dev->of_node, 0);
+ return __genpd_dev_pm_attach(dev, dev->of_node, 0, true);
}
EXPORT_SYMBOL_GPL(genpd_dev_pm_attach);
@@ -2359,14 +2361,14 @@ struct device *genpd_dev_pm_attach_by_id(struct device *dev,
}
/* Try to attach the device to the PM domain at the specified index. */
- ret = __genpd_dev_pm_attach(genpd_dev, dev->of_node, index);
+ ret = __genpd_dev_pm_attach(genpd_dev, dev->of_node, index, false);
if (ret < 1) {
device_unregister(genpd_dev);
return ret ? ERR_PTR(ret) : NULL;
}
- pm_runtime_set_active(genpd_dev);
pm_runtime_enable(genpd_dev);
+ genpd_queue_power_off_work(dev_to_genpd(genpd_dev));
return genpd_dev;
}
@@ -2487,10 +2489,9 @@ EXPORT_SYMBOL_GPL(of_genpd_parse_idle_states);
* power domain corresponding to a DT node's "required-opps" property.
*
* @dev: Device for which the performance-state needs to be found.
- * @opp_node: DT node where the "required-opps" property is present. This can be
+ * @np: DT node where the "required-opps" property is present. This can be
* the device node itself (if it doesn't have an OPP table) or a node
* within the OPP table of a device (if device has an OPP table).
- * @state: Pointer to return performance state.
*
* Returns performance state corresponding to the "required-opps" property of
* a DT node. This calls platform specific genpd->opp_to_performance_state()
@@ -2499,7 +2500,7 @@ EXPORT_SYMBOL_GPL(of_genpd_parse_idle_states);
* Returns performance state on success and 0 on failure.
*/
unsigned int of_genpd_opp_to_performance_state(struct device *dev,
- struct device_node *opp_node)
+ struct device_node *np)
{
struct generic_pm_domain *genpd;
struct dev_pm_opp *opp;
@@ -2514,7 +2515,7 @@ unsigned int of_genpd_opp_to_performance_state(struct device *dev,
genpd_lock(genpd);
- opp = of_dev_pm_opp_find_required_opp(&genpd->dev, opp_node);
+ opp = of_dev_pm_opp_find_required_opp(&genpd->dev, np);
if (IS_ERR(opp)) {
dev_err(dev, "Failed to find required OPP: %ld\n",
PTR_ERR(opp));
diff --git a/drivers/block/drbd/drbd_req.c b/drivers/block/drbd/drbd_req.c
index a47e4987ee46..d146fedc38bb 100644
--- a/drivers/block/drbd/drbd_req.c
+++ b/drivers/block/drbd/drbd_req.c
@@ -1244,8 +1244,8 @@ drbd_request_prepare(struct drbd_device *device, struct bio *bio, unsigned long
_drbd_start_io_acct(device, req);
/* process discards always from our submitter thread */
- if ((bio_op(bio) & REQ_OP_WRITE_ZEROES) ||
- (bio_op(bio) & REQ_OP_DISCARD))
+ if (bio_op(bio) == REQ_OP_WRITE_ZEROES ||
+ bio_op(bio) == REQ_OP_DISCARD)
goto queue_for_submitter_thread;
if (rw == WRITE && req->private_bio && req->i.size
diff --git a/drivers/block/drbd/drbd_worker.c b/drivers/block/drbd/drbd_worker.c
index 1476cb3439f4..5e793dd7adfb 100644
--- a/drivers/block/drbd/drbd_worker.c
+++ b/drivers/block/drbd/drbd_worker.c
@@ -282,8 +282,8 @@ void drbd_request_endio(struct bio *bio)
what = COMPLETED_OK;
}
- bio_put(req->private_bio);
req->private_bio = ERR_PTR(blk_status_to_errno(bio->bi_status));
+ bio_put(bio);
/* not req_mod(), we need irqsave here! */
spin_lock_irqsave(&device->resource->req_lock, flags);
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index d6b6f434fd4b..4cb1d1be3cfb 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -1613,6 +1613,7 @@ static int lo_compat_ioctl(struct block_device *bdev, fmode_t mode,
arg = (unsigned long) compat_ptr(arg);
case LOOP_SET_FD:
case LOOP_CHANGE_FD:
+ case LOOP_SET_BLOCK_SIZE:
err = lo_ioctl(bdev, mode, cmd, arg);
break;
default:
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 3b7083b8ecbb..74a05561b620 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -76,6 +76,7 @@ struct link_dead_args {
#define NBD_HAS_CONFIG_REF 4
#define NBD_BOUND 5
#define NBD_DESTROY_ON_DISCONNECT 6
+#define NBD_DISCONNECT_ON_CLOSE 7
struct nbd_config {
u32 flags;
@@ -138,6 +139,7 @@ static void nbd_config_put(struct nbd_device *nbd);
static void nbd_connect_reply(struct genl_info *info, int index);
static int nbd_genl_status(struct sk_buff *skb, struct genl_info *info);
static void nbd_dead_link_work(struct work_struct *work);
+static void nbd_disconnect_and_put(struct nbd_device *nbd);
static inline struct device *nbd_to_dev(struct nbd_device *nbd)
{
@@ -1305,6 +1307,12 @@ out:
static void nbd_release(struct gendisk *disk, fmode_t mode)
{
struct nbd_device *nbd = disk->private_data;
+ struct block_device *bdev = bdget_disk(disk, 0);
+
+ if (test_bit(NBD_DISCONNECT_ON_CLOSE, &nbd->config->runtime_flags) &&
+ bdev->bd_openers == 0)
+ nbd_disconnect_and_put(nbd);
+
nbd_config_put(nbd);
nbd_put(nbd);
}
@@ -1705,6 +1713,10 @@ again:
&config->runtime_flags);
put_dev = true;
}
+ if (flags & NBD_CFLAG_DISCONNECT_ON_CLOSE) {
+ set_bit(NBD_DISCONNECT_ON_CLOSE,
+ &config->runtime_flags);
+ }
}
if (info->attrs[NBD_ATTR_SOCKETS]) {
@@ -1749,6 +1761,17 @@ out:
return ret;
}
+static void nbd_disconnect_and_put(struct nbd_device *nbd)
+{
+ mutex_lock(&nbd->config_lock);
+ nbd_disconnect(nbd);
+ nbd_clear_sock(nbd);
+ mutex_unlock(&nbd->config_lock);
+ if (test_and_clear_bit(NBD_HAS_CONFIG_REF,
+ &nbd->config->runtime_flags))
+ nbd_config_put(nbd);
+}
+
static int nbd_genl_disconnect(struct sk_buff *skb, struct genl_info *info)
{
struct nbd_device *nbd;
@@ -1781,13 +1804,7 @@ static int nbd_genl_disconnect(struct sk_buff *skb, struct genl_info *info)
nbd_put(nbd);
return 0;
}
- mutex_lock(&nbd->config_lock);
- nbd_disconnect(nbd);
- nbd_clear_sock(nbd);
- mutex_unlock(&nbd->config_lock);
- if (test_and_clear_bit(NBD_HAS_CONFIG_REF,
- &nbd->config->runtime_flags))
- nbd_config_put(nbd);
+ nbd_disconnect_and_put(nbd);
nbd_config_put(nbd);
nbd_put(nbd);
return 0;
@@ -1798,7 +1815,7 @@ static int nbd_genl_reconfigure(struct sk_buff *skb, struct genl_info *info)
struct nbd_device *nbd = NULL;
struct nbd_config *config;
int index;
- int ret = -EINVAL;
+ int ret = 0;
bool put_dev = false;
if (!netlink_capable(skb, CAP_SYS_ADMIN))
@@ -1838,6 +1855,7 @@ static int nbd_genl_reconfigure(struct sk_buff *skb, struct genl_info *info)
!nbd->task_recv) {
dev_err(nbd_to_dev(nbd),
"not configured, cannot reconfigure\n");
+ ret = -EINVAL;
goto out;
}
@@ -1862,6 +1880,14 @@ static int nbd_genl_reconfigure(struct sk_buff *skb, struct genl_info *info)
&config->runtime_flags))
refcount_inc(&nbd->refs);
}
+
+ if (flags & NBD_CFLAG_DISCONNECT_ON_CLOSE) {
+ set_bit(NBD_DISCONNECT_ON_CLOSE,
+ &config->runtime_flags);
+ } else {
+ clear_bit(NBD_DISCONNECT_ON_CLOSE,
+ &config->runtime_flags);
+ }
}
if (info->attrs[NBD_ATTR_SOCKETS]) {
diff --git a/drivers/block/null_blk.c b/drivers/block/null_blk.c
index 7948049f6c43..042c778e5a4e 100644
--- a/drivers/block/null_blk.c
+++ b/drivers/block/null_blk.c
@@ -1365,7 +1365,7 @@ static blk_qc_t null_queue_bio(struct request_queue *q, struct bio *bio)
static enum blk_eh_timer_return null_rq_timed_out_fn(struct request *rq)
{
pr_info("null: rq %p timed out\n", rq);
- blk_mq_complete_request(rq);
+ __blk_complete_request(rq);
return BLK_EH_DONE;
}
diff --git a/drivers/bluetooth/hci_nokia.c b/drivers/bluetooth/hci_nokia.c
index 14d159e2042d..2dc33e65d2d0 100644
--- a/drivers/bluetooth/hci_nokia.c
+++ b/drivers/bluetooth/hci_nokia.c
@@ -29,7 +29,7 @@
#include <linux/slab.h>
#include <linux/string.h>
#include <linux/types.h>
-#include <linux/unaligned/le_struct.h>
+#include <asm/unaligned.h>
#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
diff --git a/drivers/char/hw_random/core.c b/drivers/char/hw_random/core.c
index 91bb98c42a1c..aaf9e5afaad4 100644
--- a/drivers/char/hw_random/core.c
+++ b/drivers/char/hw_random/core.c
@@ -516,11 +516,18 @@ EXPORT_SYMBOL_GPL(hwrng_register);
void hwrng_unregister(struct hwrng *rng)
{
+ int err;
+
mutex_lock(&rng_mutex);
list_del(&rng->list);
- if (current_rng == rng)
- enable_best_rng();
+ if (current_rng == rng) {
+ err = enable_best_rng();
+ if (err) {
+ drop_current_rng();
+ cur_rng_set_by_user = 0;
+ }
+ }
if (list_empty(&rng_list)) {
mutex_unlock(&rng_mutex);
diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
index ad353be871bf..90ec010bffbd 100644
--- a/drivers/char/ipmi/ipmi_si_intf.c
+++ b/drivers/char/ipmi/ipmi_si_intf.c
@@ -2088,8 +2088,10 @@ static int try_smi_init(struct smi_info *new_smi)
return 0;
out_err:
- ipmi_unregister_smi(new_smi->intf);
- new_smi->intf = NULL;
+ if (new_smi->intf) {
+ ipmi_unregister_smi(new_smi->intf);
+ new_smi->intf = NULL;
+ }
kfree(init_name);
diff --git a/drivers/char/ipmi/kcs_bmc.c b/drivers/char/ipmi/kcs_bmc.c
index fbfc05e3f3d1..bb882ab161fe 100644
--- a/drivers/char/ipmi/kcs_bmc.c
+++ b/drivers/char/ipmi/kcs_bmc.c
@@ -210,34 +210,23 @@ static void kcs_bmc_handle_cmd(struct kcs_bmc *kcs_bmc)
int kcs_bmc_handle_event(struct kcs_bmc *kcs_bmc)
{
unsigned long flags;
- int ret = 0;
+ int ret = -ENODATA;
u8 status;
spin_lock_irqsave(&kcs_bmc->lock, flags);
- if (!kcs_bmc->running) {
- kcs_force_abort(kcs_bmc);
- ret = -ENODEV;
- goto out_unlock;
- }
-
- status = read_status(kcs_bmc) & (KCS_STATUS_IBF | KCS_STATUS_CMD_DAT);
-
- switch (status) {
- case KCS_STATUS_IBF | KCS_STATUS_CMD_DAT:
- kcs_bmc_handle_cmd(kcs_bmc);
- break;
-
- case KCS_STATUS_IBF:
- kcs_bmc_handle_data(kcs_bmc);
- break;
+ status = read_status(kcs_bmc);
+ if (status & KCS_STATUS_IBF) {
+ if (!kcs_bmc->running)
+ kcs_force_abort(kcs_bmc);
+ else if (status & KCS_STATUS_CMD_DAT)
+ kcs_bmc_handle_cmd(kcs_bmc);
+ else
+ kcs_bmc_handle_data(kcs_bmc);
- default:
- ret = -ENODATA;
- break;
+ ret = 0;
}
-out_unlock:
spin_unlock_irqrestore(&kcs_bmc->lock, flags);
return ret;
diff --git a/drivers/char/random.c b/drivers/char/random.c
index a8fb0020ba5c..cd888d4ee605 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -402,7 +402,8 @@ static struct poolinfo {
/*
* Static global variables
*/
-static DECLARE_WAIT_QUEUE_HEAD(random_wait);
+static DECLARE_WAIT_QUEUE_HEAD(random_read_wait);
+static DECLARE_WAIT_QUEUE_HEAD(random_write_wait);
static struct fasync_struct *fasync;
static DEFINE_SPINLOCK(random_ready_list_lock);
@@ -721,8 +722,8 @@ retry:
/* should we wake readers? */
if (entropy_bits >= random_read_wakeup_bits &&
- wq_has_sleeper(&random_wait)) {
- wake_up_interruptible_poll(&random_wait, POLLIN);
+ wq_has_sleeper(&random_read_wait)) {
+ wake_up_interruptible(&random_read_wait);
kill_fasync(&fasync, SIGIO, POLL_IN);
}
/* If the input pool is getting full, send some
@@ -1396,7 +1397,7 @@ retry:
trace_debit_entropy(r->name, 8 * ibytes);
if (ibytes &&
(r->entropy_count >> ENTROPY_SHIFT) < random_write_wakeup_bits) {
- wake_up_interruptible_poll(&random_wait, POLLOUT);
+ wake_up_interruptible(&random_write_wait);
kill_fasync(&fasync, SIGIO, POLL_OUT);
}
@@ -1838,7 +1839,7 @@ _random_read(int nonblock, char __user *buf, size_t nbytes)
if (nonblock)
return -EAGAIN;
- wait_event_interruptible(random_wait,
+ wait_event_interruptible(random_read_wait,
ENTROPY_BITS(&input_pool) >=
random_read_wakeup_bits);
if (signal_pending(current))
@@ -1875,17 +1876,14 @@ urandom_read(struct file *file, char __user *buf, size_t nbytes, loff_t *ppos)
return ret;
}
-static struct wait_queue_head *
-random_get_poll_head(struct file *file, __poll_t events)
-{
- return &random_wait;
-}
-
static __poll_t
-random_poll_mask(struct file *file, __poll_t events)
+random_poll(struct file *file, poll_table * wait)
{
- __poll_t mask = 0;
+ __poll_t mask;
+ poll_wait(file, &random_read_wait, wait);
+ poll_wait(file, &random_write_wait, wait);
+ mask = 0;
if (ENTROPY_BITS(&input_pool) >= random_read_wakeup_bits)
mask |= EPOLLIN | EPOLLRDNORM;
if (ENTROPY_BITS(&input_pool) < random_write_wakeup_bits)
@@ -1992,8 +1990,7 @@ static int random_fasync(int fd, struct file *filp, int on)
const struct file_operations random_fops = {
.read = random_read,
.write = random_write,
- .get_poll_head = random_get_poll_head,
- .poll_mask = random_poll_mask,
+ .poll = random_poll,
.unlocked_ioctl = random_ioctl,
.fasync = random_fasync,
.llseek = noop_llseek,
@@ -2326,7 +2323,7 @@ void add_hwgenerator_randomness(const char *buffer, size_t count,
* We'll be woken up again once below random_write_wakeup_thresh,
* or when the calling thread is about to terminate.
*/
- wait_event_interruptible(random_wait, kthread_should_stop() ||
+ wait_event_interruptible(random_write_wait, kthread_should_stop() ||
ENTROPY_BITS(&input_pool) <= random_write_wakeup_bits);
mix_pool_bytes(poolp, buffer, count);
credit_entropy_bits(poolp, entropy);
diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile
index ae40cbe770f0..0bb25dd009d1 100644
--- a/drivers/clk/Makefile
+++ b/drivers/clk/Makefile
@@ -96,7 +96,7 @@ obj-$(CONFIG_ARCH_SPRD) += sprd/
obj-$(CONFIG_ARCH_STI) += st/
obj-$(CONFIG_ARCH_STRATIX10) += socfpga/
obj-$(CONFIG_ARCH_SUNXI) += sunxi/
-obj-$(CONFIG_ARCH_SUNXI) += sunxi-ng/
+obj-$(CONFIG_SUNXI_CCU) += sunxi-ng/
obj-$(CONFIG_ARCH_TEGRA) += tegra/
obj-y += ti/
obj-$(CONFIG_CLK_UNIPHIER) += uniphier/
diff --git a/drivers/clk/davinci/da8xx-cfgchip.c b/drivers/clk/davinci/da8xx-cfgchip.c
index aae62a5b8734..d1bbee19ed0f 100644
--- a/drivers/clk/davinci/da8xx-cfgchip.c
+++ b/drivers/clk/davinci/da8xx-cfgchip.c
@@ -672,7 +672,7 @@ static int of_da8xx_usb_phy_clk_init(struct device *dev, struct regmap *regmap)
usb1 = da8xx_cfgchip_register_usb1_clk48(dev, regmap);
if (IS_ERR(usb1)) {
- if (PTR_ERR(usb0) == -EPROBE_DEFER)
+ if (PTR_ERR(usb1) == -EPROBE_DEFER)
return -EPROBE_DEFER;
dev_warn(dev, "Failed to register usb1_clk48 (%ld)\n",
diff --git a/drivers/clk/davinci/psc.h b/drivers/clk/davinci/psc.h
index 6a42529d31a9..cc5614567a70 100644
--- a/drivers/clk/davinci/psc.h
+++ b/drivers/clk/davinci/psc.h
@@ -107,7 +107,7 @@ extern const struct davinci_psc_init_data of_da850_psc1_init_data;
#ifdef CONFIG_ARCH_DAVINCI_DM355
extern const struct davinci_psc_init_data dm355_psc_init_data;
#endif
-#ifdef CONFIG_ARCH_DAVINCI_DM356
+#ifdef CONFIG_ARCH_DAVINCI_DM365
extern const struct davinci_psc_init_data dm365_psc_init_data;
#endif
#ifdef CONFIG_ARCH_DAVINCI_DM644x
diff --git a/drivers/clk/sunxi-ng/Makefile b/drivers/clk/sunxi-ng/Makefile
index acaa14cfa25c..49454700f2e5 100644
--- a/drivers/clk/sunxi-ng/Makefile
+++ b/drivers/clk/sunxi-ng/Makefile
@@ -1,24 +1,24 @@
# SPDX-License-Identifier: GPL-2.0
# Common objects
-lib-$(CONFIG_SUNXI_CCU) += ccu_common.o
-lib-$(CONFIG_SUNXI_CCU) += ccu_mmc_timing.o
-lib-$(CONFIG_SUNXI_CCU) += ccu_reset.o
+obj-y += ccu_common.o
+obj-y += ccu_mmc_timing.o
+obj-y += ccu_reset.o
# Base clock types
-lib-$(CONFIG_SUNXI_CCU) += ccu_div.o
-lib-$(CONFIG_SUNXI_CCU) += ccu_frac.o
-lib-$(CONFIG_SUNXI_CCU) += ccu_gate.o
-lib-$(CONFIG_SUNXI_CCU) += ccu_mux.o
-lib-$(CONFIG_SUNXI_CCU) += ccu_mult.o
-lib-$(CONFIG_SUNXI_CCU) += ccu_phase.o
-lib-$(CONFIG_SUNXI_CCU) += ccu_sdm.o
+obj-y += ccu_div.o
+obj-y += ccu_frac.o
+obj-y += ccu_gate.o
+obj-y += ccu_mux.o
+obj-y += ccu_mult.o
+obj-y += ccu_phase.o
+obj-y += ccu_sdm.o
# Multi-factor clocks
-lib-$(CONFIG_SUNXI_CCU) += ccu_nk.o
-lib-$(CONFIG_SUNXI_CCU) += ccu_nkm.o
-lib-$(CONFIG_SUNXI_CCU) += ccu_nkmp.o
-lib-$(CONFIG_SUNXI_CCU) += ccu_nm.o
-lib-$(CONFIG_SUNXI_CCU) += ccu_mp.o
+obj-y += ccu_nk.o
+obj-y += ccu_nkm.o
+obj-y += ccu_nkmp.o
+obj-y += ccu_nm.o
+obj-y += ccu_mp.o
# SoC support
obj-$(CONFIG_SUN50I_A64_CCU) += ccu-sun50i-a64.o
@@ -38,12 +38,3 @@ obj-$(CONFIG_SUN8I_R40_CCU) += ccu-sun8i-r40.o
obj-$(CONFIG_SUN9I_A80_CCU) += ccu-sun9i-a80.o
obj-$(CONFIG_SUN9I_A80_CCU) += ccu-sun9i-a80-de.o
obj-$(CONFIG_SUN9I_A80_CCU) += ccu-sun9i-a80-usb.o
-
-# The lib-y file goals is supposed to work only in arch/*/lib or lib/. In our
-# case, we want to use that goal, but even though lib.a will be properly
-# generated, it will not be linked in, eventually resulting in a linker error
-# for missing symbols.
-#
-# We can work around that by explicitly adding lib.a to the obj-y goal. This is
-# an undocumented behaviour, but works well for now.
-obj-$(CONFIG_SUNXI_CCU) += lib.a
diff --git a/drivers/clocksource/timer-stm32.c b/drivers/clocksource/timer-stm32.c
index e5cdc3af684c..2717f88c7904 100644
--- a/drivers/clocksource/timer-stm32.c
+++ b/drivers/clocksource/timer-stm32.c
@@ -304,8 +304,10 @@ static int __init stm32_timer_init(struct device_node *node)
to->private_data = kzalloc(sizeof(struct stm32_timer_private),
GFP_KERNEL);
- if (!to->private_data)
+ if (!to->private_data) {
+ ret = -ENOMEM;
goto deinit;
+ }
rstc = of_reset_control_get(node, NULL);
if (!IS_ERR(rstc)) {
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index 1de5ec8d5ea3..ece120da3353 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -294,6 +294,7 @@ struct pstate_funcs {
static struct pstate_funcs pstate_funcs __read_mostly;
static int hwp_active __read_mostly;
+static int hwp_mode_bdw __read_mostly;
static bool per_cpu_limits __read_mostly;
static bool hwp_boost __read_mostly;
@@ -1413,7 +1414,15 @@ static void intel_pstate_get_cpu_pstates(struct cpudata *cpu)
cpu->pstate.turbo_pstate = pstate_funcs.get_turbo();
cpu->pstate.scaling = pstate_funcs.get_scaling();
cpu->pstate.max_freq = cpu->pstate.max_pstate * cpu->pstate.scaling;
- cpu->pstate.turbo_freq = cpu->pstate.turbo_pstate * cpu->pstate.scaling;
+
+ if (hwp_active && !hwp_mode_bdw) {
+ unsigned int phy_max, current_max;
+
+ intel_pstate_get_hwp_max(cpu->cpu, &phy_max, &current_max);
+ cpu->pstate.turbo_freq = phy_max * cpu->pstate.scaling;
+ } else {
+ cpu->pstate.turbo_freq = cpu->pstate.turbo_pstate * cpu->pstate.scaling;
+ }
if (pstate_funcs.get_aperf_mperf_shift)
cpu->aperf_mperf_shift = pstate_funcs.get_aperf_mperf_shift();
@@ -2467,28 +2476,36 @@ static inline bool intel_pstate_has_acpi_ppc(void) { return false; }
static inline void intel_pstate_request_control_from_smm(void) {}
#endif /* CONFIG_ACPI */
+#define INTEL_PSTATE_HWP_BROADWELL 0x01
+
+#define ICPU_HWP(model, hwp_mode) \
+ { X86_VENDOR_INTEL, 6, model, X86_FEATURE_HWP, hwp_mode }
+
static const struct x86_cpu_id hwp_support_ids[] __initconst = {
- { X86_VENDOR_INTEL, 6, X86_MODEL_ANY, X86_FEATURE_HWP },
+ ICPU_HWP(INTEL_FAM6_BROADWELL_X, INTEL_PSTATE_HWP_BROADWELL),
+ ICPU_HWP(INTEL_FAM6_BROADWELL_XEON_D, INTEL_PSTATE_HWP_BROADWELL),
+ ICPU_HWP(X86_MODEL_ANY, 0),
{}
};
static int __init intel_pstate_init(void)
{
+ const struct x86_cpu_id *id;
int rc;
if (no_load)
return -ENODEV;
- if (x86_match_cpu(hwp_support_ids)) {
+ id = x86_match_cpu(hwp_support_ids);
+ if (id) {
copy_cpu_funcs(&core_funcs);
if (!no_hwp) {
hwp_active++;
+ hwp_mode_bdw = id->driver_data;
intel_pstate.attr = hwp_cpufreq_attrs;
goto hwp_cpu_matched;
}
} else {
- const struct x86_cpu_id *id;
-
id = x86_match_cpu(intel_pstate_cpu_ids);
if (!id)
return -ENODEV;
diff --git a/drivers/cpufreq/qcom-cpufreq-kryo.c b/drivers/cpufreq/qcom-cpufreq-kryo.c
index d049fe4b80c4..29389accf3e9 100644
--- a/drivers/cpufreq/qcom-cpufreq-kryo.c
+++ b/drivers/cpufreq/qcom-cpufreq-kryo.c
@@ -42,6 +42,8 @@ enum _msm8996_version {
NUM_OF_MSM8996_VERSIONS,
};
+struct platform_device *cpufreq_dt_pdev, *kryo_cpufreq_pdev;
+
static enum _msm8996_version __init qcom_cpufreq_kryo_get_msm_id(void)
{
size_t len;
@@ -74,7 +76,6 @@ static enum _msm8996_version __init qcom_cpufreq_kryo_get_msm_id(void)
static int qcom_cpufreq_kryo_probe(struct platform_device *pdev)
{
struct opp_table *opp_tables[NR_CPUS] = {0};
- struct platform_device *cpufreq_dt_pdev;
enum _msm8996_version msm8996_version;
struct nvmem_cell *speedbin_nvmem;
struct device_node *np;
@@ -86,8 +87,8 @@ static int qcom_cpufreq_kryo_probe(struct platform_device *pdev)
int ret;
cpu_dev = get_cpu_device(0);
- if (NULL == cpu_dev)
- ret = -ENODEV;
+ if (!cpu_dev)
+ return -ENODEV;
msm8996_version = qcom_cpufreq_kryo_get_msm_id();
if (NUM_OF_MSM8996_VERSIONS == msm8996_version) {
@@ -96,8 +97,8 @@ static int qcom_cpufreq_kryo_probe(struct platform_device *pdev)
}
np = dev_pm_opp_of_get_opp_desc_node(cpu_dev);
- if (IS_ERR(np))
- return PTR_ERR(np);
+ if (!np)
+ return -ENOENT;
ret = of_device_is_compatible(np, "operating-points-v2-kryo-cpu");
if (!ret) {
@@ -115,6 +116,8 @@ static int qcom_cpufreq_kryo_probe(struct platform_device *pdev)
speedbin = nvmem_cell_read(speedbin_nvmem, &len);
nvmem_cell_put(speedbin_nvmem);
+ if (IS_ERR(speedbin))
+ return PTR_ERR(speedbin);
switch (msm8996_version) {
case MSM8996_V3:
@@ -127,6 +130,7 @@ static int qcom_cpufreq_kryo_probe(struct platform_device *pdev)
BUG();
break;
}
+ kfree(speedbin);
for_each_possible_cpu(cpu) {
cpu_dev = get_cpu_device(cpu);
@@ -162,8 +166,15 @@ free_opp:
return ret;
}
+static int qcom_cpufreq_kryo_remove(struct platform_device *pdev)
+{
+ platform_device_unregister(cpufreq_dt_pdev);
+ return 0;
+}
+
static struct platform_driver qcom_cpufreq_kryo_driver = {
.probe = qcom_cpufreq_kryo_probe,
+ .remove = qcom_cpufreq_kryo_remove,
.driver = {
.name = "qcom-cpufreq-kryo",
},
@@ -198,8 +209,9 @@ static int __init qcom_cpufreq_kryo_init(void)
if (unlikely(ret < 0))
return ret;
- ret = PTR_ERR_OR_ZERO(platform_device_register_simple(
- "qcom-cpufreq-kryo", -1, NULL, 0));
+ kryo_cpufreq_pdev = platform_device_register_simple(
+ "qcom-cpufreq-kryo", -1, NULL, 0);
+ ret = PTR_ERR_OR_ZERO(kryo_cpufreq_pdev);
if (0 == ret)
return 0;
@@ -208,5 +220,12 @@ static int __init qcom_cpufreq_kryo_init(void)
}
module_init(qcom_cpufreq_kryo_init);
+static void __init qcom_cpufreq_kryo_exit(void)
+{
+ platform_device_unregister(kryo_cpufreq_pdev);
+ platform_driver_unregister(&qcom_cpufreq_kryo_driver);
+}
+module_exit(qcom_cpufreq_kryo_exit);
+
MODULE_DESCRIPTION("Qualcomm Technologies, Inc. Kryo CPUfreq driver");
MODULE_LICENSE("GPL v2");
diff --git a/drivers/crypto/chelsio/chtls/chtls_io.c b/drivers/crypto/chelsio/chtls/chtls_io.c
index 00c7aab8e7d0..afebbd87c4aa 100644
--- a/drivers/crypto/chelsio/chtls/chtls_io.c
+++ b/drivers/crypto/chelsio/chtls/chtls_io.c
@@ -1548,15 +1548,14 @@ skip_copy:
tp->urg_data = 0;
if ((avail + offset) >= skb->len) {
- if (likely(skb))
- chtls_free_skb(sk, skb);
- buffers_freed++;
if (ULP_SKB_CB(skb)->flags & ULPCB_FLAG_TLS_HDR) {
tp->copied_seq += skb->len;
hws->rcvpld = skb->hdr_len;
} else {
tp->copied_seq += hws->rcvpld;
}
+ chtls_free_skb(sk, skb);
+ buffers_freed++;
hws->copied_seq = 0;
if (copied >= target &&
!skb_peek(&sk->sk_receive_queue))
diff --git a/drivers/dax/super.c b/drivers/dax/super.c
index 903d9c473749..45276abf03aa 100644
--- a/drivers/dax/super.c
+++ b/drivers/dax/super.c
@@ -86,6 +86,7 @@ bool __bdev_dax_supported(struct block_device *bdev, int blocksize)
{
struct dax_device *dax_dev;
bool dax_enabled = false;
+ struct request_queue *q;
pgoff_t pgoff;
int err, id;
void *kaddr;
@@ -99,6 +100,13 @@ bool __bdev_dax_supported(struct block_device *bdev, int blocksize)
return false;
}
+ q = bdev_get_queue(bdev);
+ if (!q || !blk_queue_dax(q)) {
+ pr_debug("%s: error: request queue doesn't support dax\n",
+ bdevname(bdev, buf));
+ return false;
+ }
+
err = bdev_dax_pgoff(bdev, 0, PAGE_SIZE, &pgoff);
if (err) {
pr_debug("%s: error: unaligned partition for dax\n",
diff --git a/drivers/dma/k3dma.c b/drivers/dma/k3dma.c
index fa31cccbe04f..6bfa217ed6d0 100644
--- a/drivers/dma/k3dma.c
+++ b/drivers/dma/k3dma.c
@@ -794,7 +794,7 @@ static struct dma_chan *k3_of_dma_simple_xlate(struct of_phandle_args *dma_spec,
struct k3_dma_dev *d = ofdma->of_dma_data;
unsigned int request = dma_spec->args[0];
- if (request > d->dma_requests)
+ if (request >= d->dma_requests)
return NULL;
return dma_get_slave_channel(&(d->chans[request].vc.chan));
diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c
index defcdde4d358..de0957fe9668 100644
--- a/drivers/dma/pl330.c
+++ b/drivers/dma/pl330.c
@@ -3033,7 +3033,7 @@ pl330_probe(struct amba_device *adev, const struct amba_id *id)
pd->src_addr_widths = PL330_DMA_BUSWIDTHS;
pd->dst_addr_widths = PL330_DMA_BUSWIDTHS;
pd->directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV);
- pd->residue_granularity = DMA_RESIDUE_GRANULARITY_SEGMENT;
+ pd->residue_granularity = DMA_RESIDUE_GRANULARITY_BURST;
pd->max_burst = ((pl330->quirks & PL330_QUIRK_BROKEN_NO_FLUSHP) ?
1 : PL330_MAX_BURST);
diff --git a/drivers/dma/ti/omap-dma.c b/drivers/dma/ti/omap-dma.c
index 9b5ca8691f27..a4a931ddf6f6 100644
--- a/drivers/dma/ti/omap-dma.c
+++ b/drivers/dma/ti/omap-dma.c
@@ -1485,7 +1485,11 @@ static int omap_dma_probe(struct platform_device *pdev)
od->ddev.src_addr_widths = OMAP_DMA_BUSWIDTHS;
od->ddev.dst_addr_widths = OMAP_DMA_BUSWIDTHS;
od->ddev.directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV);
- od->ddev.residue_granularity = DMA_RESIDUE_GRANULARITY_BURST;
+ if (__dma_omap15xx(od->plat->dma_attr))
+ od->ddev.residue_granularity =
+ DMA_RESIDUE_GRANULARITY_DESCRIPTOR;
+ else
+ od->ddev.residue_granularity = DMA_RESIDUE_GRANULARITY_BURST;
od->ddev.max_burst = SZ_16M - 1; /* CCEN: 24bit unsigned */
od->ddev.dev = &pdev->dev;
INIT_LIST_HEAD(&od->ddev.channels);
diff --git a/drivers/firmware/efi/libstub/tpm.c b/drivers/firmware/efi/libstub/tpm.c
index caa37a6dd9d4..a90b0b8fc69a 100644
--- a/drivers/firmware/efi/libstub/tpm.c
+++ b/drivers/firmware/efi/libstub/tpm.c
@@ -64,7 +64,7 @@ static void efi_retrieve_tpm2_eventlog_1_2(efi_system_table_t *sys_table_arg)
efi_guid_t tcg2_guid = EFI_TCG2_PROTOCOL_GUID;
efi_guid_t linux_eventlog_guid = LINUX_EFI_TPM_EVENT_LOG_GUID;
efi_status_t status;
- efi_physical_addr_t log_location, log_last_entry;
+ efi_physical_addr_t log_location = 0, log_last_entry = 0;
struct linux_efi_tpm_eventlog *log_tbl = NULL;
unsigned long first_entry_addr, last_entry_addr;
size_t log_size, last_entry_size;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index a59c07590cee..7dcbac8af9a7 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -190,6 +190,7 @@ struct amdgpu_job;
struct amdgpu_irq_src;
struct amdgpu_fpriv;
struct amdgpu_bo_va_mapping;
+struct amdgpu_atif;
enum amdgpu_cp_irq {
AMDGPU_CP_IRQ_GFX_EOP = 0,
@@ -1269,43 +1270,6 @@ struct amdgpu_vram_scratch {
/*
* ACPI
*/
-struct amdgpu_atif_notification_cfg {
- bool enabled;
- int command_code;
-};
-
-struct amdgpu_atif_notifications {
- bool display_switch;
- bool expansion_mode_change;
- bool thermal_state;
- bool forced_power_state;
- bool system_power_state;
- bool display_conf_change;
- bool px_gfx_switch;
- bool brightness_change;
- bool dgpu_display_event;
-};
-
-struct amdgpu_atif_functions {
- bool system_params;
- bool sbios_requests;
- bool select_active_disp;
- bool lid_state;
- bool get_tv_standard;
- bool set_tv_standard;
- bool get_panel_expansion_mode;
- bool set_panel_expansion_mode;
- bool temperature_change;
- bool graphics_device_types;
-};
-
-struct amdgpu_atif {
- struct amdgpu_atif_notifications notifications;
- struct amdgpu_atif_functions functions;
- struct amdgpu_atif_notification_cfg notification_cfg;
- struct amdgpu_encoder *encoder_for_bl;
-};
-
struct amdgpu_atcs_functions {
bool get_ext_state;
bool pcie_perf_req;
@@ -1466,7 +1430,7 @@ struct amdgpu_device {
#if defined(CONFIG_DEBUG_FS)
struct dentry *debugfs_regs[AMDGPU_DEBUGFS_MAX_COMPONENTS];
#endif
- struct amdgpu_atif atif;
+ struct amdgpu_atif *atif;
struct amdgpu_atcs atcs;
struct mutex srbm_mutex;
/* GRBM index mutex. Protects concurrent access to GRBM index */
@@ -1894,6 +1858,12 @@ static inline bool amdgpu_atpx_dgpu_req_power_for_displays(void) { return false;
static inline bool amdgpu_has_atpx(void) { return false; }
#endif
+#if defined(CONFIG_VGA_SWITCHEROO) && defined(CONFIG_ACPI)
+void *amdgpu_atpx_get_dhandle(void);
+#else
+static inline void *amdgpu_atpx_get_dhandle(void) { return NULL; }
+#endif
+
/*
* KMS
*/
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
index 8fa850a070e0..0d8c3fc6eace 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
@@ -34,6 +34,45 @@
#include "amd_acpi.h"
#include "atom.h"
+struct amdgpu_atif_notification_cfg {
+ bool enabled;
+ int command_code;
+};
+
+struct amdgpu_atif_notifications {
+ bool display_switch;
+ bool expansion_mode_change;
+ bool thermal_state;
+ bool forced_power_state;
+ bool system_power_state;
+ bool display_conf_change;
+ bool px_gfx_switch;
+ bool brightness_change;
+ bool dgpu_display_event;
+};
+
+struct amdgpu_atif_functions {
+ bool system_params;
+ bool sbios_requests;
+ bool select_active_disp;
+ bool lid_state;
+ bool get_tv_standard;
+ bool set_tv_standard;
+ bool get_panel_expansion_mode;
+ bool set_panel_expansion_mode;
+ bool temperature_change;
+ bool graphics_device_types;
+};
+
+struct amdgpu_atif {
+ acpi_handle handle;
+
+ struct amdgpu_atif_notifications notifications;
+ struct amdgpu_atif_functions functions;
+ struct amdgpu_atif_notification_cfg notification_cfg;
+ struct amdgpu_encoder *encoder_for_bl;
+};
+
/* Call the ATIF method
*/
/**
@@ -46,8 +85,9 @@
* Executes the requested ATIF function (all asics).
* Returns a pointer to the acpi output buffer.
*/
-static union acpi_object *amdgpu_atif_call(acpi_handle handle, int function,
- struct acpi_buffer *params)
+static union acpi_object *amdgpu_atif_call(struct amdgpu_atif *atif,
+ int function,
+ struct acpi_buffer *params)
{
acpi_status status;
union acpi_object atif_arg_elements[2];
@@ -70,7 +110,8 @@ static union acpi_object *amdgpu_atif_call(acpi_handle handle, int function,
atif_arg_elements[1].integer.value = 0;
}
- status = acpi_evaluate_object(handle, "ATIF", &atif_arg, &buffer);
+ status = acpi_evaluate_object(atif->handle, NULL, &atif_arg,
+ &buffer);
/* Fail only if calling the method fails and ATIF is supported */
if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) {
@@ -141,15 +182,14 @@ static void amdgpu_atif_parse_functions(struct amdgpu_atif_functions *f, u32 mas
* (all asics).
* returns 0 on success, error on failure.
*/
-static int amdgpu_atif_verify_interface(acpi_handle handle,
- struct amdgpu_atif *atif)
+static int amdgpu_atif_verify_interface(struct amdgpu_atif *atif)
{
union acpi_object *info;
struct atif_verify_interface output;
size_t size;
int err = 0;
- info = amdgpu_atif_call(handle, ATIF_FUNCTION_VERIFY_INTERFACE, NULL);
+ info = amdgpu_atif_call(atif, ATIF_FUNCTION_VERIFY_INTERFACE, NULL);
if (!info)
return -EIO;
@@ -176,6 +216,35 @@ out:
return err;
}
+static acpi_handle amdgpu_atif_probe_handle(acpi_handle dhandle)
+{
+ acpi_handle handle = NULL;
+ char acpi_method_name[255] = { 0 };
+ struct acpi_buffer buffer = { sizeof(acpi_method_name), acpi_method_name };
+ acpi_status status;
+
+ /* For PX/HG systems, ATIF and ATPX are in the iGPU's namespace, on dGPU only
+ * systems, ATIF is in the dGPU's namespace.
+ */
+ status = acpi_get_handle(dhandle, "ATIF", &handle);
+ if (ACPI_SUCCESS(status))
+ goto out;
+
+ if (amdgpu_has_atpx()) {
+ status = acpi_get_handle(amdgpu_atpx_get_dhandle(), "ATIF",
+ &handle);
+ if (ACPI_SUCCESS(status))
+ goto out;
+ }
+
+ DRM_DEBUG_DRIVER("No ATIF handle found\n");
+ return NULL;
+out:
+ acpi_get_name(handle, ACPI_FULL_PATHNAME, &buffer);
+ DRM_DEBUG_DRIVER("Found ATIF handle %s\n", acpi_method_name);
+ return handle;
+}
+
/**
* amdgpu_atif_get_notification_params - determine notify configuration
*
@@ -188,15 +257,16 @@ out:
* where n is specified in the result if a notifier is used.
* Returns 0 on success, error on failure.
*/
-static int amdgpu_atif_get_notification_params(acpi_handle handle,
- struct amdgpu_atif_notification_cfg *n)
+static int amdgpu_atif_get_notification_params(struct amdgpu_atif *atif)
{
union acpi_object *info;
+ struct amdgpu_atif_notification_cfg *n = &atif->notification_cfg;
struct atif_system_params params;
size_t size;
int err = 0;
- info = amdgpu_atif_call(handle, ATIF_FUNCTION_GET_SYSTEM_PARAMETERS, NULL);
+ info = amdgpu_atif_call(atif, ATIF_FUNCTION_GET_SYSTEM_PARAMETERS,
+ NULL);
if (!info) {
err = -EIO;
goto out;
@@ -250,14 +320,15 @@ out:
* (all asics).
* Returns 0 on success, error on failure.
*/
-static int amdgpu_atif_get_sbios_requests(acpi_handle handle,
- struct atif_sbios_requests *req)
+static int amdgpu_atif_get_sbios_requests(struct amdgpu_atif *atif,
+ struct atif_sbios_requests *req)
{
union acpi_object *info;
size_t size;
int count = 0;
- info = amdgpu_atif_call(handle, ATIF_FUNCTION_GET_SYSTEM_BIOS_REQUESTS, NULL);
+ info = amdgpu_atif_call(atif, ATIF_FUNCTION_GET_SYSTEM_BIOS_REQUESTS,
+ NULL);
if (!info)
return -EIO;
@@ -290,11 +361,10 @@ out:
* Returns NOTIFY code
*/
static int amdgpu_atif_handler(struct amdgpu_device *adev,
- struct acpi_bus_event *event)
+ struct acpi_bus_event *event)
{
- struct amdgpu_atif *atif = &adev->atif;
+ struct amdgpu_atif *atif = adev->atif;
struct atif_sbios_requests req;
- acpi_handle handle;
int count;
DRM_DEBUG_DRIVER("event, device_class = %s, type = %#x\n",
@@ -303,14 +373,14 @@ static int amdgpu_atif_handler(struct amdgpu_device *adev,
if (strcmp(event->device_class, ACPI_VIDEO_CLASS) != 0)
return NOTIFY_DONE;
- if (!atif->notification_cfg.enabled ||
+ if (!atif ||
+ !atif->notification_cfg.enabled ||
event->type != atif->notification_cfg.command_code)
/* Not our event */
return NOTIFY_DONE;
/* Check pending SBIOS requests */
- handle = ACPI_HANDLE(&adev->pdev->dev);
- count = amdgpu_atif_get_sbios_requests(handle, &req);
+ count = amdgpu_atif_get_sbios_requests(atif, &req);
if (count <= 0)
return NOTIFY_DONE;
@@ -641,8 +711,8 @@ static int amdgpu_acpi_event(struct notifier_block *nb,
*/
int amdgpu_acpi_init(struct amdgpu_device *adev)
{
- acpi_handle handle;
- struct amdgpu_atif *atif = &adev->atif;
+ acpi_handle handle, atif_handle;
+ struct amdgpu_atif *atif;
struct amdgpu_atcs *atcs = &adev->atcs;
int ret;
@@ -658,12 +728,26 @@ int amdgpu_acpi_init(struct amdgpu_device *adev)
DRM_DEBUG_DRIVER("Call to ATCS verify_interface failed: %d\n", ret);
}
+ /* Probe for ATIF, and initialize it if found */
+ atif_handle = amdgpu_atif_probe_handle(handle);
+ if (!atif_handle)
+ goto out;
+
+ atif = kzalloc(sizeof(*atif), GFP_KERNEL);
+ if (!atif) {
+ DRM_WARN("Not enough memory to initialize ATIF\n");
+ goto out;
+ }
+ atif->handle = atif_handle;
+
/* Call the ATIF method */
- ret = amdgpu_atif_verify_interface(handle, atif);
+ ret = amdgpu_atif_verify_interface(atif);
if (ret) {
DRM_DEBUG_DRIVER("Call to ATIF verify_interface failed: %d\n", ret);
+ kfree(atif);
goto out;
}
+ adev->atif = atif;
if (atif->notifications.brightness_change) {
struct drm_encoder *tmp;
@@ -693,8 +777,7 @@ int amdgpu_acpi_init(struct amdgpu_device *adev)
}
if (atif->functions.system_params) {
- ret = amdgpu_atif_get_notification_params(handle,
- &atif->notification_cfg);
+ ret = amdgpu_atif_get_notification_params(atif);
if (ret) {
DRM_DEBUG_DRIVER("Call to GET_SYSTEM_PARAMS failed: %d\n",
ret);
@@ -720,4 +803,6 @@ out:
void amdgpu_acpi_fini(struct amdgpu_device *adev)
{
unregister_acpi_notifier(&adev->acpi_nb);
+ if (adev->atif)
+ kfree(adev->atif);
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
index daa06e7c5bb7..9ab89371d9e8 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atpx_handler.c
@@ -90,6 +90,12 @@ bool amdgpu_atpx_dgpu_req_power_for_displays(void) {
return amdgpu_atpx_priv.atpx.dgpu_req_power_for_displays;
}
+#if defined(CONFIG_ACPI)
+void *amdgpu_atpx_get_dhandle(void) {
+ return amdgpu_atpx_priv.dhandle;
+}
+#endif
+
/**
* amdgpu_atpx_call - call an ATPX method
*
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 3317d1536f4f..6e5284e6c028 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -2158,10 +2158,18 @@ bool amdgpu_device_asic_has_dc_support(enum amd_asic_type asic_type)
switch (asic_type) {
#if defined(CONFIG_DRM_AMD_DC)
case CHIP_BONAIRE:
- case CHIP_HAWAII:
case CHIP_KAVERI:
case CHIP_KABINI:
case CHIP_MULLINS:
+ /*
+ * We have systems in the wild with these ASICs that require
+ * LVDS and VGA support which is not supported with DC.
+ *
+ * Fallback to the non-DC driver here by default so as not to
+ * cause regressions.
+ */
+ return amdgpu_dc > 0;
+ case CHIP_HAWAII:
case CHIP_CARRIZO:
case CHIP_STONEY:
case CHIP_POLARIS10:
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
index 39ec6b8890a1..e74d620d9699 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
@@ -376,7 +376,7 @@ int amdgpu_fence_driver_start_ring(struct amdgpu_ring *ring,
struct amdgpu_device *adev = ring->adev;
uint64_t index;
- if (ring != &adev->uvd.inst[ring->me].ring) {
+ if (ring->funcs->type != AMDGPU_RING_TYPE_UVD) {
ring->fence_drv.cpu_addr = &adev->wb.wb[ring->fence_offs];
ring->fence_drv.gpu_addr = adev->wb.gpu_addr + (ring->fence_offs * 4);
} else {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
index f70eeed9ed76..7aaa263ad8c7 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
@@ -231,6 +231,12 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
if (ib->flags & AMDGPU_IB_FLAG_TC_WB_NOT_INVALIDATE)
fence_flags |= AMDGPU_FENCE_FLAG_TC_WB_ONLY;
+ /* wrap the last IB with fence */
+ if (job && job->uf_addr) {
+ amdgpu_ring_emit_fence(ring, job->uf_addr, job->uf_sequence,
+ fence_flags | AMDGPU_FENCE_FLAG_64BIT);
+ }
+
r = amdgpu_fence_emit(ring, f, fence_flags);
if (r) {
dev_err(adev->dev, "failed to emit fence (%d)\n", r);
@@ -243,12 +249,6 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
if (ring->funcs->insert_end)
ring->funcs->insert_end(ring);
- /* wrap the last IB with fence */
- if (job && job->uf_addr) {
- amdgpu_ring_emit_fence(ring, job->uf_addr, job->uf_sequence,
- fence_flags | AMDGPU_FENCE_FLAG_64BIT);
- }
-
if (patch_offset != ~0 && ring->funcs->patch_cond_exec)
amdgpu_ring_patch_cond_exec(ring, patch_offset);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index 5e4e1bd90383..3526efa8960e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -762,8 +762,7 @@ int amdgpu_bo_pin_restricted(struct amdgpu_bo *bo, u32 domain,
domain = amdgpu_mem_type_to_domain(bo->tbo.mem.mem_type);
if (domain == AMDGPU_GEM_DOMAIN_VRAM) {
adev->vram_pin_size += amdgpu_bo_size(bo);
- if (bo->flags & AMDGPU_GEM_CREATE_NO_CPU_ACCESS)
- adev->invisible_pin_size += amdgpu_bo_size(bo);
+ adev->invisible_pin_size += amdgpu_vram_mgr_bo_invisible_size(bo);
} else if (domain == AMDGPU_GEM_DOMAIN_GTT) {
adev->gart_pin_size += amdgpu_bo_size(bo);
}
@@ -790,25 +789,22 @@ int amdgpu_bo_unpin(struct amdgpu_bo *bo)
bo->pin_count--;
if (bo->pin_count)
return 0;
- for (i = 0; i < bo->placement.num_placement; i++) {
- bo->placements[i].lpfn = 0;
- bo->placements[i].flags &= ~TTM_PL_FLAG_NO_EVICT;
- }
- r = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
- if (unlikely(r)) {
- dev_err(adev->dev, "%p validate failed for unpin\n", bo);
- goto error;
- }
if (bo->tbo.mem.mem_type == TTM_PL_VRAM) {
adev->vram_pin_size -= amdgpu_bo_size(bo);
- if (bo->flags & AMDGPU_GEM_CREATE_NO_CPU_ACCESS)
- adev->invisible_pin_size -= amdgpu_bo_size(bo);
+ adev->invisible_pin_size -= amdgpu_vram_mgr_bo_invisible_size(bo);
} else if (bo->tbo.mem.mem_type == TTM_PL_TT) {
adev->gart_pin_size -= amdgpu_bo_size(bo);
}
-error:
+ for (i = 0; i < bo->placement.num_placement; i++) {
+ bo->placements[i].lpfn = 0;
+ bo->placements[i].flags &= ~TTM_PL_FLAG_NO_EVICT;
+ }
+ r = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
+ if (unlikely(r))
+ dev_err(adev->dev, "%p validate failed for unpin\n", bo);
+
return r;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
index b455da487782..fc818b4d849c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
@@ -1882,7 +1882,7 @@ void amdgpu_pm_compute_clocks(struct amdgpu_device *adev)
if (!amdgpu_device_has_dc_support(adev)) {
mutex_lock(&adev->pm.mutex);
amdgpu_dpm_get_active_displays(adev);
- adev->pm.pm_display_cfg.num_display = adev->pm.dpm.new_active_crtcs;
+ adev->pm.pm_display_cfg.num_display = adev->pm.dpm.new_active_crtc_count;
adev->pm.pm_display_cfg.vrefresh = amdgpu_dpm_get_vrefresh(adev);
adev->pm.pm_display_cfg.min_vblank_time = amdgpu_dpm_get_vblank_time(adev);
/* we have issues with mclk switching with refresh rates over 120 hz on the non-DC code. */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
index e969c879d87e..e5da4654b630 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h
@@ -73,6 +73,7 @@ bool amdgpu_gtt_mgr_has_gart_addr(struct ttm_mem_reg *mem);
uint64_t amdgpu_gtt_mgr_usage(struct ttm_mem_type_manager *man);
int amdgpu_gtt_mgr_recover(struct ttm_mem_type_manager *man);
+u64 amdgpu_vram_mgr_bo_invisible_size(struct amdgpu_bo *bo);
uint64_t amdgpu_vram_mgr_usage(struct ttm_mem_type_manager *man);
uint64_t amdgpu_vram_mgr_vis_usage(struct ttm_mem_type_manager *man);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
index bcf68f80bbf0..3ff08e326838 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
@@ -130,7 +130,7 @@ int amdgpu_uvd_sw_init(struct amdgpu_device *adev)
unsigned version_major, version_minor, family_id;
int i, j, r;
- INIT_DELAYED_WORK(&adev->uvd.inst->idle_work, amdgpu_uvd_idle_work_handler);
+ INIT_DELAYED_WORK(&adev->uvd.idle_work, amdgpu_uvd_idle_work_handler);
switch (adev->asic_type) {
#ifdef CONFIG_DRM_AMDGPU_CIK
@@ -314,12 +314,12 @@ int amdgpu_uvd_suspend(struct amdgpu_device *adev)
void *ptr;
int i, j;
+ cancel_delayed_work_sync(&adev->uvd.idle_work);
+
for (j = 0; j < adev->uvd.num_uvd_inst; ++j) {
if (adev->uvd.inst[j].vcpu_bo == NULL)
continue;
- cancel_delayed_work_sync(&adev->uvd.inst[j].idle_work);
-
/* only valid for physical mode */
if (adev->asic_type < CHIP_POLARIS10) {
for (i = 0; i < adev->uvd.max_handles; ++i)
@@ -1145,7 +1145,7 @@ int amdgpu_uvd_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
static void amdgpu_uvd_idle_work_handler(struct work_struct *work)
{
struct amdgpu_device *adev =
- container_of(work, struct amdgpu_device, uvd.inst->idle_work.work);
+ container_of(work, struct amdgpu_device, uvd.idle_work.work);
unsigned fences = 0, i, j;
for (i = 0; i < adev->uvd.num_uvd_inst; ++i) {
@@ -1167,7 +1167,7 @@ static void amdgpu_uvd_idle_work_handler(struct work_struct *work)
AMD_CG_STATE_GATE);
}
} else {
- schedule_delayed_work(&adev->uvd.inst->idle_work, UVD_IDLE_TIMEOUT);
+ schedule_delayed_work(&adev->uvd.idle_work, UVD_IDLE_TIMEOUT);
}
}
@@ -1179,7 +1179,7 @@ void amdgpu_uvd_ring_begin_use(struct amdgpu_ring *ring)
if (amdgpu_sriov_vf(adev))
return;
- set_clocks = !cancel_delayed_work_sync(&adev->uvd.inst->idle_work);
+ set_clocks = !cancel_delayed_work_sync(&adev->uvd.idle_work);
if (set_clocks) {
if (adev->pm.dpm_enabled) {
amdgpu_dpm_enable_uvd(adev, true);
@@ -1196,7 +1196,7 @@ void amdgpu_uvd_ring_begin_use(struct amdgpu_ring *ring)
void amdgpu_uvd_ring_end_use(struct amdgpu_ring *ring)
{
if (!amdgpu_sriov_vf(ring->adev))
- schedule_delayed_work(&ring->adev->uvd.inst->idle_work, UVD_IDLE_TIMEOUT);
+ schedule_delayed_work(&ring->adev->uvd.idle_work, UVD_IDLE_TIMEOUT);
}
/**
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h
index b1579fba134c..8b23a1b00c76 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h
@@ -44,7 +44,6 @@ struct amdgpu_uvd_inst {
void *saved_bo;
atomic_t handles[AMDGPU_MAX_UVD_HANDLES];
struct drm_file *filp[AMDGPU_MAX_UVD_HANDLES];
- struct delayed_work idle_work;
struct amdgpu_ring ring;
struct amdgpu_ring ring_enc[AMDGPU_MAX_UVD_ENC_RINGS];
struct amdgpu_irq_src irq;
@@ -62,6 +61,7 @@ struct amdgpu_uvd {
bool address_64_bit;
bool use_ctx_buf;
struct amdgpu_uvd_inst inst[AMDGPU_MAX_UVD_INSTANCES];
+ struct delayed_work idle_work;
};
int amdgpu_uvd_sw_init(struct amdgpu_device *adev);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
index 127e87b470ff..1b4ad9b2a755 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
@@ -52,7 +52,7 @@ int amdgpu_vcn_sw_init(struct amdgpu_device *adev)
unsigned long bo_size;
const char *fw_name;
const struct common_firmware_header *hdr;
- unsigned version_major, version_minor, family_id;
+ unsigned char fw_check;
int r;
INIT_DELAYED_WORK(&adev->vcn.idle_work, amdgpu_vcn_idle_work_handler);
@@ -83,12 +83,33 @@ int amdgpu_vcn_sw_init(struct amdgpu_device *adev)
hdr = (const struct common_firmware_header *)adev->vcn.fw->data;
adev->vcn.fw_version = le32_to_cpu(hdr->ucode_version);
- family_id = le32_to_cpu(hdr->ucode_version) & 0xff;
- version_major = (le32_to_cpu(hdr->ucode_version) >> 24) & 0xff;
- version_minor = (le32_to_cpu(hdr->ucode_version) >> 8) & 0xff;
- DRM_INFO("Found VCN firmware Version: %hu.%hu Family ID: %hu\n",
- version_major, version_minor, family_id);
+ /* Bit 20-23, it is encode major and non-zero for new naming convention.
+ * This field is part of version minor and DRM_DISABLED_FLAG in old naming
+ * convention. Since the l:wq!atest version minor is 0x5B and DRM_DISABLED_FLAG
+ * is zero in old naming convention, this field is always zero so far.
+ * These four bits are used to tell which naming convention is present.
+ */
+ fw_check = (le32_to_cpu(hdr->ucode_version) >> 20) & 0xf;
+ if (fw_check) {
+ unsigned int dec_ver, enc_major, enc_minor, vep, fw_rev;
+
+ fw_rev = le32_to_cpu(hdr->ucode_version) & 0xfff;
+ enc_minor = (le32_to_cpu(hdr->ucode_version) >> 12) & 0xff;
+ enc_major = fw_check;
+ dec_ver = (le32_to_cpu(hdr->ucode_version) >> 24) & 0xf;
+ vep = (le32_to_cpu(hdr->ucode_version) >> 28) & 0xf;
+ DRM_INFO("Found VCN firmware Version ENC: %hu.%hu DEC: %hu VEP: %hu Revision: %hu\n",
+ enc_major, enc_minor, dec_ver, vep, fw_rev);
+ } else {
+ unsigned int version_major, version_minor, family_id;
+
+ family_id = le32_to_cpu(hdr->ucode_version) & 0xff;
+ version_major = (le32_to_cpu(hdr->ucode_version) >> 24) & 0xff;
+ version_minor = (le32_to_cpu(hdr->ucode_version) >> 8) & 0xff;
+ DRM_INFO("Found VCN firmware Version: %hu.%hu Family ID: %hu\n",
+ version_major, version_minor, family_id);
+ }
bo_size = AMDGPU_GPU_PAGE_ALIGN(le32_to_cpu(hdr->ucode_size_bytes) + 8)
+ AMDGPU_VCN_STACK_SIZE + AMDGPU_VCN_HEAP_SIZE
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index b0eb2f537392..edf16b2b957a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -1463,7 +1463,9 @@ static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev,
uint64_t count;
max_entries = min(max_entries, 16ull * 1024ull);
- for (count = 1; count < max_entries; ++count) {
+ for (count = 1;
+ count < max_entries / (PAGE_SIZE / AMDGPU_GPU_PAGE_SIZE);
+ ++count) {
uint64_t idx = pfn + count;
if (pages_addr[idx] !=
@@ -1476,7 +1478,7 @@ static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev,
dma_addr = pages_addr;
} else {
addr = pages_addr[pfn];
- max_entries = count;
+ max_entries = count * (PAGE_SIZE / AMDGPU_GPU_PAGE_SIZE);
}
} else if (flags & AMDGPU_PTE_VALID) {
@@ -1491,7 +1493,7 @@ static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev,
if (r)
return r;
- pfn += last - start + 1;
+ pfn += (last - start + 1) / (PAGE_SIZE / AMDGPU_GPU_PAGE_SIZE);
if (nodes && nodes->size == pfn) {
pfn = 0;
++nodes;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
index 9aca653bec07..b6333f92ba45 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c
@@ -97,6 +97,38 @@ static u64 amdgpu_vram_mgr_vis_size(struct amdgpu_device *adev,
}
/**
+ * amdgpu_vram_mgr_bo_invisible_size - CPU invisible BO size
+ *
+ * @bo: &amdgpu_bo buffer object (must be in VRAM)
+ *
+ * Returns:
+ * How much of the given &amdgpu_bo buffer object lies in CPU invisible VRAM.
+ */
+u64 amdgpu_vram_mgr_bo_invisible_size(struct amdgpu_bo *bo)
+{
+ struct amdgpu_device *adev = amdgpu_ttm_adev(bo->tbo.bdev);
+ struct ttm_mem_reg *mem = &bo->tbo.mem;
+ struct drm_mm_node *nodes = mem->mm_node;
+ unsigned pages = mem->num_pages;
+ u64 usage = 0;
+
+ if (adev->gmc.visible_vram_size == adev->gmc.real_vram_size)
+ return 0;
+
+ if (mem->start >= adev->gmc.visible_vram_size >> PAGE_SHIFT)
+ return amdgpu_bo_size(bo);
+
+ while (nodes && pages) {
+ usage += nodes->size << PAGE_SHIFT;
+ usage -= amdgpu_vram_mgr_vis_size(adev, nodes);
+ pages -= nodes->size;
+ ++nodes;
+ }
+
+ return usage;
+}
+
+/**
* amdgpu_vram_mgr_new - allocate new ranges
*
* @man: TTM memory type manager
@@ -135,7 +167,8 @@ static int amdgpu_vram_mgr_new(struct ttm_mem_type_manager *man,
num_nodes = DIV_ROUND_UP(mem->num_pages, pages_per_node);
}
- nodes = kcalloc(num_nodes, sizeof(*nodes), GFP_KERNEL);
+ nodes = kvmalloc_array(num_nodes, sizeof(*nodes),
+ GFP_KERNEL | __GFP_ZERO);
if (!nodes)
return -ENOMEM;
@@ -190,7 +223,7 @@ error:
drm_mm_remove_node(&nodes[i]);
spin_unlock(&mgr->lock);
- kfree(nodes);
+ kvfree(nodes);
return r == -ENOSPC ? 0 : r;
}
@@ -229,7 +262,7 @@ static void amdgpu_vram_mgr_del(struct ttm_mem_type_manager *man,
atomic64_sub(usage, &mgr->usage);
atomic64_sub(vis_usage, &mgr->vis_usage);
- kfree(mem->mm_node);
+ kvfree(mem->mm_node);
mem->mm_node = NULL;
}
diff --git a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
index 0999c843f623..a71b97519cc0 100644
--- a/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vce_v3_0.c
@@ -900,7 +900,7 @@ static const struct amdgpu_ring_funcs vce_v3_0_ring_phys_funcs = {
.emit_frame_size =
4 + /* vce_v3_0_emit_pipeline_sync */
6, /* amdgpu_vce_ring_emit_fence x1 no user fence */
- .emit_ib_size = 5, /* vce_v3_0_ring_emit_ib */
+ .emit_ib_size = 4, /* amdgpu_vce_ring_emit_ib */
.emit_ib = amdgpu_vce_ring_emit_ib,
.emit_fence = amdgpu_vce_ring_emit_fence,
.test_ring = amdgpu_vce_ring_test_ring,
@@ -924,7 +924,7 @@ static const struct amdgpu_ring_funcs vce_v3_0_ring_vm_funcs = {
6 + /* vce_v3_0_emit_vm_flush */
4 + /* vce_v3_0_emit_pipeline_sync */
6 + 6, /* amdgpu_vce_ring_emit_fence x2 vm fence */
- .emit_ib_size = 4, /* amdgpu_vce_ring_emit_ib */
+ .emit_ib_size = 5, /* vce_v3_0_ring_emit_ib */
.emit_ib = vce_v3_0_ring_emit_ib,
.emit_vm_flush = vce_v3_0_emit_vm_flush,
.emit_pipeline_sync = vce_v3_0_emit_pipeline_sync,
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index f9add85157e7..770c6b24be0b 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -2175,6 +2175,46 @@ get_output_color_space(const struct dc_crtc_timing *dc_crtc_timing)
return color_space;
}
+static void reduce_mode_colour_depth(struct dc_crtc_timing *timing_out)
+{
+ if (timing_out->display_color_depth <= COLOR_DEPTH_888)
+ return;
+
+ timing_out->display_color_depth--;
+}
+
+static void adjust_colour_depth_from_display_info(struct dc_crtc_timing *timing_out,
+ const struct drm_display_info *info)
+{
+ int normalized_clk;
+ if (timing_out->display_color_depth <= COLOR_DEPTH_888)
+ return;
+ do {
+ normalized_clk = timing_out->pix_clk_khz;
+ /* YCbCr 4:2:0 requires additional adjustment of 1/2 */
+ if (timing_out->pixel_encoding == PIXEL_ENCODING_YCBCR420)
+ normalized_clk /= 2;
+ /* Adjusting pix clock following on HDMI spec based on colour depth */
+ switch (timing_out->display_color_depth) {
+ case COLOR_DEPTH_101010:
+ normalized_clk = (normalized_clk * 30) / 24;
+ break;
+ case COLOR_DEPTH_121212:
+ normalized_clk = (normalized_clk * 36) / 24;
+ break;
+ case COLOR_DEPTH_161616:
+ normalized_clk = (normalized_clk * 48) / 24;
+ break;
+ default:
+ return;
+ }
+ if (n