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[8/9] KVM, pkeys: add pkeys support for xsave state

Message ID 1447070055-4207-9-git-send-email-huaitong.han@intel.com (mailing list archive)
State New, archived
Headers show

Commit Message

Huaitong Han Nov. 9, 2015, 11:54 a.m. UTC 
This patch adds pkeys support for xsave state.

Signed-off-by: Huaitong Han <huaitong.han@intel.com>
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Patch

diff --git a/arch/x86/kvm/x86.h b/arch/x86/kvm/x86.h
index f2afa5f..0f71d5d 100644
--- a/arch/x86/kvm/x86.h
+++ b/arch/x86/kvm/x86.h
@@ -182,7 +182,8 @@  bool kvm_mtrr_check_gfn_range_consistency(struct kvm_vcpu *vcpu, gfn_t gfn,
 
 #define KVM_SUPPORTED_XCR0     (XFEATURE_MASK_FP | XFEATURE_MASK_SSE \
 				| XFEATURE_MASK_YMM | XFEATURE_MASK_BNDREGS \
-				| XFEATURE_MASK_BNDCSR | XFEATURE_MASK_AVX512)
+				| XFEATURE_MASK_BNDCSR | XFEATURE_MASK_AVX512 \
+				| XFEATURE_MASK_PKRU)
 extern u64 host_xcr0;
 
 extern u64 kvm_supported_xcr0(void);