summaryrefslogtreecommitdiff
path: root/arch/x86/kvm
diff options
context:
space:
mode:
authorXiao Guangrong <xiaoguangrong@cn.fujitsu.com>2010-09-27 10:02:12 (GMT)
committerAvi Kivity <avi@redhat.com>2010-10-24 08:53:09 (GMT)
commit6292757fb0e758748fdb441861f8c50d397de9f0 (patch)
tree7a33df56d8eb1d1259c40a61578cb7d81cd2defe /arch/x86/kvm
parent7129eecac10681f69cb00c0323ee915feceb57eb (diff)
downloadlinux-fsl-qoriq-6292757fb0e758748fdb441861f8c50d397de9f0.tar.xz
KVM: MMU: update 'root_hpa' out of loop in PAE shadow path
The value of 'vcpu->arch.mmu.pae_root' is not modified, so we can update 'root_hpa' out of the loop. Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm')
-rw-r--r--arch/x86/kvm/mmu.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index c94c432..3630046 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -2393,8 +2393,8 @@ static int mmu_alloc_direct_roots(struct kvm_vcpu *vcpu)
++sp->root_count;
spin_unlock(&vcpu->kvm->mmu_lock);
vcpu->arch.mmu.pae_root[i] = root | PT_PRESENT_MASK;
- vcpu->arch.mmu.root_hpa = __pa(vcpu->arch.mmu.pae_root);
}
+ vcpu->arch.mmu.root_hpa = __pa(vcpu->arch.mmu.pae_root);
} else
BUG();
@@ -2466,8 +2466,8 @@ static int mmu_alloc_shadow_roots(struct kvm_vcpu *vcpu)
spin_unlock(&vcpu->kvm->mmu_lock);
vcpu->arch.mmu.pae_root[i] = root | pm_mask;
- vcpu->arch.mmu.root_hpa = __pa(vcpu->arch.mmu.pae_root);
}
+ vcpu->arch.mmu.root_hpa = __pa(vcpu->arch.mmu.pae_root);
/*
* If we shadow a 32 bit page table with a long mode page