diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c index b38126199a5b..e658f76a1b0f 100644 --- a/arch/x86/kernel/cpu/common.c +++ b/arch/x86/kernel/cpu/common.c @@ -942,11 +942,12 @@ void get_cpu_vendor(struct cpuinfo_x86 *c) void cpu_detect(struct cpuinfo_x86 *c) { - /* Get vendor name */ - cpuid(0x00000000, (unsigned int *)&c->cpuid_level, - (unsigned int *)&c->x86_vendor_id[0], - (unsigned int *)&c->x86_vendor_id[8], - (unsigned int *)&c->x86_vendor_id[4]); + const struct leaf_0x0_0 *l0 = cpuid_leaf(c, 0x0); + + c->cpuid_level = l0->max_std_leaf; + *(u32 *)&c->x86_vendor_id[0] = l0->cpu_vendorid_0; + *(u32 *)&c->x86_vendor_id[4] = l0->cpu_vendorid_1; + *(u32 *)&c->x86_vendor_id[8] = l0->cpu_vendorid_2; c->x86 = 4; /* Intel-defined flags: level 0x00000001 */