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| author | Tianyu Lan <Tianyu.Lan@microsoft.com> | 2018-07-18 09:12:04 +0300 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2018-08-06 18:59:03 +0300 |
| commit | 450917b654c12075bd2b07d1e375dfed1bc9ca1e (patch) | |
| tree | a96c9cc3754d9c4942b8b790d32bff27e8df708d /arch/x86 | |
| parent | 208320ba103e01fd2f3a7b81e97c9c5bc85f0612 (diff) | |
| download | linux-450917b654c12075bd2b07d1e375dfed1bc9ca1e.tar.xz | |
KVM/MMU: Simplify __kvm_sync_page() function
Merge check of "sp->role.cr4_pae != !!is_pae(vcpu))" and "vcpu->
arch.mmu.sync_page(vcpu, sp) == 0". kvm_mmu_prepare_zap_page()
is called under both these conditions.
Signed-off-by: Lan Tianyu <Tianyu.Lan@microsoft.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/kvm/mmu.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 687bfb03b9ca..22a7984c68a5 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -2136,12 +2136,8 @@ static void kvm_mmu_commit_zap_page(struct kvm *kvm, static bool __kvm_sync_page(struct kvm_vcpu *vcpu, struct kvm_mmu_page *sp, struct list_head *invalid_list) { - if (sp->role.cr4_pae != !!is_pae(vcpu)) { - kvm_mmu_prepare_zap_page(vcpu->kvm, sp, invalid_list); - return false; - } - - if (vcpu->arch.mmu.sync_page(vcpu, sp) == 0) { + if (sp->role.cr4_pae != !!is_pae(vcpu) + || vcpu->arch.mmu.sync_page(vcpu, sp) == 0) { kvm_mmu_prepare_zap_page(vcpu->kvm, sp, invalid_list); return false; } |