diff options
| author | H. Peter Anvin <hpa@linux.intel.com> | 2010-09-28 15:35:01 -0700 |
|---|---|---|
| committer | H. Peter Anvin <hpa@linux.intel.com> | 2010-09-28 16:33:14 -0700 |
| commit | d900329e20f4476db6461752accebcf7935a8055 (patch) | |
| tree | 124a958a91f2b7652fd379cdc9c1d0a067b254d1 /arch/x86/kernel/cpu/intel.c | |
| parent | 0f44fbd297e1cda5d9ecc9f5321a86fe647c7d4a (diff) | |
x86, cpu: After uncapping CPUID, re-run CPU feature detection
After uncapping the CPUID level, we need to also re-run the CPU
feature detection code.
This resolves kernel bugzilla 16322.
Reported-by: boris64 <bugzilla.kernel.org@boris64.net>
Cc: <stable@kernel.org> v2.6.29..2.6.35
LKML-Reference: <tip-@git.kernel.org>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'arch/x86/kernel/cpu/intel.c')
| -rw-r--r-- | arch/x86/kernel/cpu/intel.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c index 85f69cdeae1..b4389441efb 100644 --- a/arch/x86/kernel/cpu/intel.c +++ b/arch/x86/kernel/cpu/intel.c @@ -39,6 +39,7 @@ static void __cpuinit early_init_intel(struct cpuinfo_x86 *c) misc_enable &= ~MSR_IA32_MISC_ENABLE_LIMIT_CPUID; wrmsrl(MSR_IA32_MISC_ENABLE, misc_enable); c->cpuid_level = cpuid_eax(0); + get_cpu_cap(c); } } |