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KVM: do not de-cache cr4 bits needlessly 

Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Gleb Natapov 2012-10-15 09:49:08 +02:00 committed by Avi Kivity
parent bd6360cc0a
commit 471842ec49
1 changed files with 1 additions and 1 deletions
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2
arch/x86/kvm/x86.c
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@ -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