Messages in this thread Patch in this message | | | From | Borislav Petkov <> | Subject | [PATCH 1/2] MCE, AMD: Limit MCE decoding to current families for now | Date | Thu, 26 Aug 2010 16:06:28 +0200 |
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From: Borislav Petkov <borislav.petkov@amd.com>
Limit MCE error decoding to current and older families only (K8-F11h).
Signed-off-by: Borislav Petkov <borislav.petkov@amd.com> --- drivers/edac/edac_mce_amd.c | 12 ++++++++---- 1 files changed, 8 insertions(+), 4 deletions(-)
diff --git a/drivers/edac/edac_mce_amd.c b/drivers/edac/edac_mce_amd.c index bae9351..352dcc6 100644 --- a/drivers/edac/edac_mce_amd.c +++ b/drivers/edac/edac_mce_amd.c @@ -426,11 +426,15 @@ static struct notifier_block amd_mce_dec_nb = { static int __init mce_amd_init(void) { /* - * We can decode MCEs for Opteron and later CPUs: + * We can decode MCEs for K8, F10h and F11h CPUs: */ - if ((boot_cpu_data.x86_vendor == X86_VENDOR_AMD) && - (boot_cpu_data.x86 >= 0xf)) - atomic_notifier_chain_register(&x86_mce_decoder_chain, &amd_mce_dec_nb); + if (boot_cpu_data.x86_vendor != X86_VENDOR_AMD) + return 0; + + if (boot_cpu_data.x86 < 0xf || boot_cpu_data.x86 > 0x11) + return 0; + + atomic_notifier_chain_register(&x86_mce_decoder_chain, &amd_mce_dec_nb); return 0; } -- 1.7.1
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