From: Huaitong Han <huaitong.han@intel.com>
Date: Tue, 22 Mar 2016 08:51:16 +0000 (+0800)
Subject: KVM, pkeys: add pkeys support for xsave state
X-Git-Tag: v4.6-rc1~46^2~15
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=17a511f878505d31f298de443269b3070c134163;p=linux.git

KVM, pkeys: add pkeys support for xsave state

This patch adds pkeys support for xsave state.

Signed-off-by: Huaitong Han <huaitong.han@intel.com>
Reviewed-by: Xiao Guangrong <guangrong.xiao@linux.intel.com>
Signed-off-by: Xiao Guangrong <guangrong.xiao@linux.intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---

diff --git a/arch/x86/kvm/x86.h b/arch/x86/kvm/x86.h
index 007940faa5c6..7ce3634ab5fe 100644
--- a/arch/x86/kvm/x86.h
+++ b/arch/x86/kvm/x86.h
@@ -183,7 +183,8 @@ bool kvm_vector_hashing_enabled(void);
 
 #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);