[PATCH] x86_64: Use safe_smp_processor_id in MCE handler
hard_smp_processor_id would return the local APIC id instead
of the Linux processor id. On big systems they are often
not identical. safe_smp_processor_id is just a wrapper
around it that does the necessary conversions.
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/x86_64/kernel/mce.c b/arch/x86_64/kernel/mce.c
index b8f28eb..13a2ead 100644
--- a/arch/x86_64/kernel/mce.c
+++ b/arch/x86_64/kernel/mce.c
@@ -24,6 +24,7 @@
#include <asm/mce.h>
#include <asm/kdebug.h>
#include <asm/uaccess.h>
+#include <asm/smp.h>
#define MISC_MCELOG_MINOR 227
#define NR_BANKS 6
@@ -178,7 +179,7 @@
return;
memset(&m, 0, sizeof(struct mce));
- m.cpu = hard_smp_processor_id();
+ m.cpu = safe_smp_processor_id();
rdmsrl(MSR_IA32_MCG_STATUS, m.mcgstatus);
if (!(m.mcgstatus & MCG_STATUS_RIPV))
kill_it = 1;