diff options
Diffstat (limited to 'arch/x86/kernel/cpu/common_64.c')
| -rw-r--r-- | arch/x86/kernel/cpu/common_64.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kernel/cpu/common_64.c b/arch/x86/kernel/cpu/common_64.c index ae007b3521c..bcb48ce05d2 100644 --- a/arch/x86/kernel/cpu/common_64.c +++ b/arch/x86/kernel/cpu/common_64.c @@ -150,6 +150,9 @@ void __cpuinit detect_ht(struct cpuinfo_x86 *c) if (cpu_has(c, X86_FEATURE_CMP_LEGACY)) goto out; + if (cpu_has(c, X86_FEATURE_XTOPOLOGY)) + return; + cpuid(1, &eax, &ebx, &ecx, &edx); smp_num_siblings = (ebx & 0xff0000) >> 16; |