]> bbs.cooldavid.org Git - net-next-2.6.git/commit
mce, edac: Use an atomic notifier for MCEs decoding
authorBorislav Petkov <borislav.petkov@amd.com>
Wed, 7 Oct 2009 11:20:38 +0000 (13:20 +0200)
committerIngo Molnar <mingo@elte.hu>
Mon, 12 Oct 2009 10:24:45 +0000 (12:24 +0200)
commitfb2531953fd8855abdcf458459020fd382c5deca
tree2967323398aba0369bff02225f0e9d4d00db0c35
parentd93a8f829fe1d2f3002f2c6ddb553d12db420412
mce, edac: Use an atomic notifier for MCEs decoding

Add an atomic notifier which ensures proper locking when conveying
MCE info to EDAC for decoding. The actual notifier call overrides a
default, negative priority notifier.

Note: make sure we register the default decoder only once since
mcheck_init() runs on each CPU.

Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
LKML-Reference: <20091003065752.GA8935@liondog.tnic>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
arch/x86/include/asm/mce.h
arch/x86/kernel/cpu/mcheck/mce.c
drivers/edac/edac_mce_amd.c