KVM: do not de-cache cr4 bits needlessly

Signed-off-by: Gleb Natapov <gleb@redhat.com> Signed-off-by: Avi Kivity <avi@redhat.com>
git-mirror · Oct 18, 2012 · 471842e · 471842e
1 parent bd6360c
commit 471842e
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
@@ -635,7 +635,7 @@ int kvm_set_cr3(struct kvm_vcpu *vcpu, unsigned long cr3)
 	}
 
 	if (is_long_mode(vcpu)) {
-		if (kvm_read_cr4(vcpu) & X86_CR4_PCIDE) {
+		if (kvm_read_cr4_bits(vcpu, X86_CR4_PCIDE)) {
 			if (cr3 & CR3_PCID_ENABLED_RESERVED_BITS)
 				return 1;
 		} else