[PATCH v7 048/120] x86/mce: core: Use parsed CPUID(0x1)
"Ahmed S. Darwish" <[email protected]> Thu, 28 May 2026 17:38:10 +0200
| Newsgroups | dev.linux.lists.x86-cpuid,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <[email protected]> |
For MCE record preparation, use parsed CPUID(0x1) instead of a direct CPUID query. Keep storing the raw EAX output into struct mce. As documented within __print_mce(), the raw value is parsed by external tools. Signed-off-by: Ahmed S. Darwish <[email protected]> --- arch/x86/kernel/cpu/mce/core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kernel/cpu/mce/core.c b/arch/x86/kernel/cpu/mce/core.c index eebc60342cd6..821cac467c9f 100644 --- a/arch/x86/kernel/cpu/mce/core.c +++ b/arch/x86/kernel/cpu/mce/core.c @@ -120,7 +120,7 @@ BLOCKING_NOTIFIER_HEAD(x86_mce_decoder_chain); void mce_prep_record_common(struct mce *m) { - m->cpuid = cpuid_eax(1); + m->cpuid = cpuid_leaf_raw(&boot_cpu_data, 0x1)->eax; m->cpuvendor = boot_cpu_data.x86_vendor; m->mcgcap = native_rdmsrq(MSR_IA32_MCG_CAP); /* need the internal __ version to avoid deadlocks */ -- 2.54.0