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| author | Andi Kleen <ak@suse.de> | 2006-01-11 22:46:54 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-01-11 19:05:03 -0800 |
| commit | 0a9c3ee7692fa20670986bcf550950e88ab9b4cc (patch) | |
| tree | 62721a6246e5b60a4a7ee779d82bf3b88a0896e6 /arch | |
| parent | 11a8e778c46ee76fc46b0a7fa9d455b5a8e3e19f (diff) | |
| download | linux-3.10-0a9c3ee7692fa20670986bcf550950e88ab9b4cc.tar.gz linux-3.10-0a9c3ee7692fa20670986bcf550950e88ab9b4cc.tar.bz2 linux-3.10-0a9c3ee7692fa20670986bcf550950e88ab9b4cc.zip | |
[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>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86_64/kernel/mce.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86_64/kernel/mce.c b/arch/x86_64/kernel/mce.c index b8f28ebdce2..13a2eada6c9 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 @@ 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; |