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[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>
wifi-calibration
Andi Kleen 2006-01-11 22:46:54 +01:00 committed by Linus Torvalds
parent 11a8e778c4
commit 0a9c3ee769
1 changed files with 2 additions and 1 deletions
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3
arch/x86_64/kernel/mce.c
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@ -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 @@ void do_machine_check(struct pt_regs * regs, long error_code)
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;