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authorLinus Torvalds <torvalds@linux-foundation.org>2018-10-23 13:46:36 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2018-10-23 13:46:36 +0100
commit0d1b82cd8ac2e8856ae9045c97782ac1c359929c (patch)
treec96759ae13f5c0338db5f7b6c9c4401c359240c6 /arch/x86/kernel/cpu
parentMerge branch 'perf-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip (diff)
parentx86/mcelog: Remove one mce_helper definition (diff)
downloadlinux-dev-0d1b82cd8ac2e8856ae9045c97782ac1c359929c.tar.xz
linux-dev-0d1b82cd8ac2e8856ae9045c97782ac1c359929c.zip
Merge branch 'ras-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull RAS updates from Ingo Molnar: "Misc smaller fixes and cleanups" * 'ras-core-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/mcelog: Remove one mce_helper definition x86/mce: Add macros for the corrected error count bit field x86/mce: Use BIT_ULL(x) for bit mask definitions x86/mce-inject: Reset injection struct after injection
Diffstat (limited to 'arch/x86/kernel/cpu')
-rw-r--r--arch/x86/kernel/cpu/mcheck/dev-mcelog.c3
-rw-r--r--arch/x86/kernel/cpu/mcheck/mce-inject.c6
2 files changed, 6 insertions, 3 deletions
diff --git a/arch/x86/kernel/cpu/mcheck/dev-mcelog.c b/arch/x86/kernel/cpu/mcheck/dev-mcelog.c
index 97685a0c3175..27f394ac983f 100644
--- a/arch/x86/kernel/cpu/mcheck/dev-mcelog.c
+++ b/arch/x86/kernel/cpu/mcheck/dev-mcelog.c
@@ -38,9 +38,6 @@ static struct mce_log_buffer mcelog = {
static DECLARE_WAIT_QUEUE_HEAD(mce_chrdev_wait);
-/* User mode helper program triggered by machine check event */
-extern char mce_helper[128];
-
static int dev_mce_log(struct notifier_block *nb, unsigned long val,
void *data)
{
diff --git a/arch/x86/kernel/cpu/mcheck/mce-inject.c b/arch/x86/kernel/cpu/mcheck/mce-inject.c
index c805a06e14c3..1fc424c40a31 100644
--- a/arch/x86/kernel/cpu/mcheck/mce-inject.c
+++ b/arch/x86/kernel/cpu/mcheck/mce-inject.c
@@ -108,6 +108,9 @@ static void setup_inj_struct(struct mce *m)
memset(m, 0, sizeof(struct mce));
m->cpuvendor = boot_cpu_data.x86_vendor;
+ m->time = ktime_get_real_seconds();
+ m->cpuid = cpuid_eax(1);
+ m->microcode = boot_cpu_data.microcode;
}
/* Update fake mce registers on current CPU. */
@@ -576,6 +579,9 @@ static int inj_bank_set(void *data, u64 val)
m->bank = val;
do_inject();
+ /* Reset injection struct */
+ setup_inj_struct(&i_mce);
+
return 0;
}