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Date: Wed, 9 Sep 2015 14:05:50 +0800
From: Xiao Guangrong <guangrong.xiao@...ux.intel.com>
To: pbonzini@...hat.com
Cc: gleb@...nel.org, mtosatti@...hat.com, kvm@...r.kernel.org,
linux-kernel@...r.kernel.org,
Xiao Guangrong <guangrong.xiao@...ux.intel.com>
Subject: [PATCH v2 1/8] KVM: x86: allow guest to use cflushopt and clwb
Pass these CPU features to guest to enable them in guest
They are needed by nvdimm drivers
Signed-off-by: Xiao Guangrong <guangrong.xiao@...ux.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
--
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