diff options
Diffstat (limited to 'arch/x86/kernel/cpu/mce/inject.c')
| -rw-r--r-- | arch/x86/kernel/cpu/mce/inject.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/x86/kernel/cpu/mce/inject.c b/arch/x86/kernel/cpu/mce/inject.c index 94953d749475..8d18074534ff 100644 --- a/arch/x86/kernel/cpu/mce/inject.c +++ b/arch/x86/kernel/cpu/mce/inject.c @@ -487,12 +487,16 @@ static void prepare_msrs(void *info) wrmsrl(MSR_AMD64_SMCA_MCx_ADDR(b), m.addr); } - wrmsrl(MSR_AMD64_SMCA_MCx_MISC(b), m.misc); wrmsrl(MSR_AMD64_SMCA_MCx_SYND(b), m.synd); + + if (m.misc) + wrmsrl(MSR_AMD64_SMCA_MCx_MISC(b), m.misc); } else { wrmsrl(MSR_IA32_MCx_STATUS(b), m.status); wrmsrl(MSR_IA32_MCx_ADDR(b), m.addr); - wrmsrl(MSR_IA32_MCx_MISC(b), m.misc); + + if (m.misc) + wrmsrl(MSR_IA32_MCx_MISC(b), m.misc); } } |