Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > linux.kernel > #1210853
| From | Xiao Guangrong <guangrong.xiao@linux.intel.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 2/9] KVM: x86: allow guest to use cflushopt anc clwb |
| Date | 2015-08-21 07:00 +0200 |
| Message-ID | <pZMAO-1LC-7@gated-at.bofh.it> (permalink) |
| References | <pZMAO-1LC-5@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Pass its CPU feature to guest to enable them in guest These are needed by nvdimm drivers The specification locates at: https://software.intel.com/sites/default/files/managed/0d/53/319433-022.pdf Signed-off-by: Xiao Guangrong <guangrong.xiao@linux.intel.com> --- arch/x86/kvm/cpuid.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c index 2fbea25..962fc7d 100644 --- a/arch/x86/kvm/cpuid.c +++ b/arch/x86/kvm/cpuid.c @@ -348,7 +348,7 @@ static inline int __do_cpuid_ent(struct kvm_cpuid_entry2 *entry, u32 function, F(FSGSBASE) | F(BMI1) | F(HLE) | F(AVX2) | F(SMEP) | F(BMI2) | F(ERMS) | f_invpcid | F(RTM) | f_mpx | F(RDSEED) | F(ADX) | F(SMAP) | F(AVX512F) | F(AVX512PF) | F(AVX512ER) | - F(AVX512CD); + F(AVX512CD) | F(CLFLUSHOPT) | F(CLWB); /* cpuid 0xD.1.eax */ const u32 kvm_supported_word10_x86_features = -- 2.4.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Back to linux.kernel | Previous | Next | Find similar | Unroll thread
[PATCH 2/9] KVM: x86: allow guest to use cflushopt anc clwb Xiao Guangrong <guangrong.xiao@linux.intel.com> - 2015-08-21 07:00 +0200
csiph-web