diff options
| author | Borislav Petkov <[email protected]> | 2015-11-24 08:41:19 +0100 |
|---|---|---|
| committer | Ingo Molnar <[email protected]> | 2015-11-24 09:12:35 +0100 |
| commit | db548a28fcee0f38cf4c7c726becf24c8afacf02 (patch) | |
| tree | 8d5262e733abc132929d1713766a810b1c54dab0 | |
| parent | c0ec382e1928402031e754ad0391ecbdabb18c43 (diff) | |
x86/mce: Add the missing memory error check on AMD
We simply need to look at the extended error code when detecting
whether the error is of type memory.
Signed-off-by: Borislav Petkov <[email protected]>
Acked-by: Tony Luck <[email protected]>
Cc: Andy Lutomirski <[email protected]>
Cc: Borislav Petkov <[email protected]>
Cc: Brian Gerst <[email protected]>
Cc: Denys Vlasenko <[email protected]>
Cc: H. Peter Anvin <[email protected]>
Cc: Linus Torvalds <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Thomas Gleixner <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Ingo Molnar <[email protected]>
| -rw-r--r-- | arch/x86/kernel/cpu/mcheck/mce.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c index fb8b1db7b150..e00e85ab7387 100644 --- a/arch/x86/kernel/cpu/mcheck/mce.c +++ b/arch/x86/kernel/cpu/mcheck/mce.c @@ -522,10 +522,10 @@ static bool memory_error(struct mce *m) struct cpuinfo_x86 *c = &boot_cpu_data; if (c->x86_vendor == X86_VENDOR_AMD) { - /* - * coming soon - */ - return false; + /* ErrCodeExt[20:16] */ + u8 xec = (m->status >> 16) & 0x1f; + + return (xec == 0x0 || xec == 0x8); } else if (c->x86_vendor == X86_VENDOR_INTEL) { /* * Intel SDM Volume 3B - 15.9.2 Compound Error Codes |