diff options
| author | Gleb Natapov <gleb@redhat.com> | 2012-10-15 03:49:08 -0400 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2012-10-18 08:49:28 -0400 |
| commit | 471842ec49726bc589322e8498e6620b4d723c74 (patch) | |
| tree | cc2aa5c32a46963dc6bf973369c4583c75c9ccf9 /arch/x86/kvm/x86.c | |
| parent | bd6360cc0a545544b5e69ae4428ac031c4e43588 (diff) | |
KVM: do not de-cache cr4 bits needlessly
Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm/x86.c')
| -rw-r--r-- | arch/x86/kvm/x86.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 841d09b123db..6e5f069bee30 100644 --- 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) | |||
| 635 | } | 635 | } |
| 636 | 636 | ||
| 637 | if (is_long_mode(vcpu)) { | 637 | if (is_long_mode(vcpu)) { |
| 638 | if (kvm_read_cr4(vcpu) & X86_CR4_PCIDE) { | 638 | if (kvm_read_cr4_bits(vcpu, X86_CR4_PCIDE)) { |
| 639 | if (cr3 & CR3_PCID_ENABLED_RESERVED_BITS) | 639 | if (cr3 & CR3_PCID_ENABLED_RESERVED_BITS) |
| 640 | return 1; | 640 | return 1; |
| 641 | } else | 641 | } else |