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authorLinus Torvalds <torvalds@linux-foundation.org>2019-11-16 16:10:59 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2019-11-16 16:10:59 -0800
commitfe30021c36fbfb71d6ff25a424342149e58bba52 (patch)
tree111be9ec73704fc5df7919781874b3981290ffaf
parent3278b3b6782c562079a3e0af0979968fd94d141c (diff)
parentc8eafe1495303bfd0eedaa8156b1ee9082ee9642 (diff)
downloadlinux-fe30021c36fbfb71d6ff25a424342149e58bba52.tar.gz
Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fixes from Ingo Molnar: "Two fixes: disable unreliable HPET on Intel Coffe Lake platforms, and fix a lockdep splat in the resctrl code" * 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/resctrl: Fix potential lockdep warning x86/quirks: Disable HPET on Intel Coffe Lake platforms
-rw-r--r--arch/x86/kernel/cpu/resctrl/rdtgroup.c4
-rw-r--r--arch/x86/kernel/early-quirks.c2
2 files changed, 2 insertions, 4 deletions
diff --git a/arch/x86/kernel/cpu/resctrl/rdtgroup.c b/arch/x86/kernel/cpu/resctrl/rdtgroup.c
index a46dee8e78db..2e3b06d6bbc6 100644
--- a/arch/x86/kernel/cpu/resctrl/rdtgroup.c
+++ b/arch/x86/kernel/cpu/resctrl/rdtgroup.c
@@ -461,10 +461,8 @@ static ssize_t rdtgroup_cpus_write(struct kernfs_open_file *of,
}
rdtgrp = rdtgroup_kn_lock_live(of->kn);
- rdt_last_cmd_clear();
if (!rdtgrp) {
ret = -ENOENT;
- rdt_last_cmd_puts("Directory was removed\n");
goto unlock;
}
@@ -2648,10 +2646,8 @@ static int mkdir_rdt_prepare(struct kernfs_node *parent_kn,
int ret;
prdtgrp = rdtgroup_kn_lock_live(prgrp_kn);
- rdt_last_cmd_clear();
if (!prdtgrp) {
ret = -ENODEV;
- rdt_last_cmd_puts("Directory was removed\n");
goto out_unlock;
}
diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c
index 6f6b1d04dadf..4cba91ec8049 100644
--- a/arch/x86/kernel/early-quirks.c
+++ b/arch/x86/kernel/early-quirks.c
@@ -710,6 +710,8 @@ static struct chipset early_qrk[] __initdata = {
*/
{ PCI_VENDOR_ID_INTEL, 0x0f00,
PCI_CLASS_BRIDGE_HOST, PCI_ANY_ID, 0, force_disable_hpet},
+ { PCI_VENDOR_ID_INTEL, 0x3ec4,
+ PCI_CLASS_BRIDGE_HOST, PCI_ANY_ID, 0, force_disable_hpet},
{ PCI_VENDOR_ID_BROADCOM, 0x4331,
PCI_CLASS_NETWORK_OTHER, PCI_ANY_ID, 0, apple_airport_reset},
{}