[PATCH] KVM: MMU: Free pages on kvm destruction
Because mmu pages have attached rmap and parent pte chain structures, we need to zap them before freeing so the attached structures are freed. Signed-off-by: Avi Kivity <avi@qumranet.com> Acked-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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@ -1065,9 +1065,14 @@ EXPORT_SYMBOL_GPL(kvm_mmu_free_some_pages);
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static void free_mmu_pages(struct kvm_vcpu *vcpu)
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static void free_mmu_pages(struct kvm_vcpu *vcpu)
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{
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{
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while (!list_empty(&vcpu->free_pages)) {
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struct kvm_mmu_page *page;
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struct kvm_mmu_page *page;
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while (!list_empty(&vcpu->kvm->active_mmu_pages)) {
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page = container_of(vcpu->kvm->active_mmu_pages.next,
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struct kvm_mmu_page, link);
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kvm_mmu_zap_page(vcpu, page);
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}
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while (!list_empty(&vcpu->free_pages)) {
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page = list_entry(vcpu->free_pages.next,
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page = list_entry(vcpu->free_pages.next,
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struct kvm_mmu_page, link);
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struct kvm_mmu_page, link);
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list_del(&page->link);
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list_del(&page->link);
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