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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>
This commit is contained in:
Gleb Natapov 2009-03-19 12:20:36 +02:00 committed by Avi Kivity
parent e56d532f20
commit f00be0cae4
2 changed files with 2 additions and 8 deletions
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8
arch/x86/kvm/mmu.c
View File

@ -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);
}

2
virt/kvm/kvm_main.c
View File

@ -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);