diff options
| author | Sheng Yang <sheng@linux.intel.com> | 2010-05-12 16:40:40 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-07-05 11:23:01 -0700 |
| commit | 6809d9686bf751235b9acc8869fa5793f9fe912d (patch) | |
| tree | a1b208d43de61dc98f450fc2c2b0fc671088d1b6 | |
| parent | 52be6f3f5c4f964c154be2a97f9e22be6837c98d (diff) | |
KVM: x86: Check LMA bit before set_efer
kvm_x86_ops->set_efer() would execute vcpu->arch.efer = efer, so the
checking of LMA bit didn't work.
Signed-off-by: Sheng Yang <sheng@linux.intel.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
(Cherry-picked from commit a3d204e28579427609c3d15d2310127ebaa47d94)
| -rw-r--r-- | arch/x86/kvm/x86.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index d9680b3c40ef..b5c4393385a7 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -657,11 +657,11 @@ static void set_efer(struct kvm_vcpu *vcpu, u64 efer) } } - kvm_x86_ops->set_efer(vcpu, efer); - efer &= ~EFER_LMA; efer |= vcpu->arch.efer & EFER_LMA; + kvm_x86_ops->set_efer(vcpu, efer); + vcpu->arch.efer = efer; vcpu->arch.mmu.base_role.nxe = (efer & EFER_NX) && !tdp_enabled; |