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authorGleb Natapov <gleb@redhat.com>2009-03-19 12:20:36 +0200
committerAvi Kivity <avi@redhat.com>2009-06-10 11:48:30 +0300
commitf00be0cae4e6ad0a8c7be381c6d9be3586800b3e (patch)
tree7109d3198eb73d64e8ac931764a065ca1393f405
parente56d532f20c890a06bbe7cd479f4201e3a03cd73 (diff)
downloadop-kernel-dev-f00be0cae4e6ad0a8c7be381c6d9be3586800b3e.zip
op-kernel-dev-f00be0cae4e6ad0a8c7be381c6d9be3586800b3e.tar.gz
KVM: MMU: do not free active mmu pages in free_mmu_pages()
free_mmu_pages() should only undo what alloc_mmu_pages() does. Free mmu pages from the generic VM destruction function, kvm_destroy_vm(). Signed-off-by: Gleb Natapov <gleb@redhat.com> Signed-off-by: Avi Kivity <avi@redhat.com>
-rw-r--r--arch/x86/kvm/mmu.c8
-rw-r--r--virt/kvm/kvm_main.c2
2 files changed, 2 insertions, 8 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 32cf11e..8aac67c 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -2638,14 +2638,6 @@ EXPORT_SYMBOL_GPL(kvm_disable_tdp);
static void free_mmu_pages(struct kvm_vcpu *vcpu)
{
- struct kvm_mmu_page *sp;
-
- while (!list_empty(&vcpu->kvm->arch.active_mmu_pages)) {
- sp = container_of(vcpu->kvm->arch.active_mmu_pages.next,
- struct kvm_mmu_page, link);
- kvm_mmu_zap_page(vcpu->kvm, sp);
- cond_resched();
- }
free_page((unsigned long)vcpu->arch.mmu.pae_root);
}
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 792fb7f..934dd1c 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -1032,6 +1032,8 @@ static void kvm_destroy_vm(struct kvm *kvm)
#endif
#if defined(CONFIG_MMU_NOTIFIER) && defined(KVM_ARCH_WANT_MMU_NOTIFIER)
mmu_notifier_unregister(&kvm->mmu_notifier, kvm->mm);
+#else
+ kvm_arch_flush_shadow(kvm);
#endif
kvm_arch_destroy_vm(kvm);
mmdrop(mm);
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