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authorLinus Torvalds <torvalds@linux-foundation.org>2017-10-18 06:45:52 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2017-10-18 06:45:52 -0400
commit96b0e525af62eb3dcc084b091b40add082467150 (patch)
tree08c45d7ca851bbca7a943c5e18eac4707d0564e6
parent503f7e297d76bf109533eef3287ad821f05e47a4 (diff)
parent0015a978a254c528f52ce17bbeba612be0d75e22 (diff)
downloadlinux-96b0e525af62eb3dcc084b091b40add082467150.tar.gz
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Pull s390 fixes from Martin Schwidefsky: "Two bug fixes: - A fix for cputime accounting vs CPU hotplug - Add two options to zfcpdump_defconfig to make SCSI dump work again" * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux: s390: fix zfcpdump-config s390/cputime: fix guest/irq/softirq times after CPU hotplug
-rw-r--r--arch/s390/configs/zfcpdump_defconfig2
-rw-r--r--arch/s390/kernel/smp.c3
2 files changed, 5 insertions, 0 deletions
diff --git a/arch/s390/configs/zfcpdump_defconfig b/arch/s390/configs/zfcpdump_defconfig
index afa46a7406ea..04e042edbab7 100644
--- a/arch/s390/configs/zfcpdump_defconfig
+++ b/arch/s390/configs/zfcpdump_defconfig
@@ -27,6 +27,7 @@ CONFIG_NET=y
CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
CONFIG_DEVTMPFS=y
# CONFIG_FIRMWARE_IN_KERNEL is not set
+CONFIG_BLK_DEV_RAM=y
# CONFIG_BLK_DEV_XPRAM is not set
# CONFIG_DCSSBLK is not set
# CONFIG_DASD is not set
@@ -59,6 +60,7 @@ CONFIG_CONFIGFS_FS=y
# CONFIG_NETWORK_FILESYSTEMS is not set
CONFIG_PRINTK_TIME=y
CONFIG_DEBUG_INFO=y
+CONFIG_DEBUG_FS=y
CONFIG_DEBUG_KERNEL=y
CONFIG_PANIC_ON_OOPS=y
# CONFIG_SCHED_DEBUG is not set
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 1cee6753d47a..495ff6959dec 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -293,7 +293,10 @@ static void pcpu_attach_task(struct pcpu *pcpu, struct task_struct *tsk)
lc->lpp = LPP_MAGIC;
lc->current_pid = tsk->pid;
lc->user_timer = tsk->thread.user_timer;
+ lc->guest_timer = tsk->thread.guest_timer;
lc->system_timer = tsk->thread.system_timer;
+ lc->hardirq_timer = tsk->thread.hardirq_timer;
+ lc->softirq_timer = tsk->thread.softirq_timer;
lc->steal_timer = 0;
}