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Commit f51234c2 authored by Avi Kivity's avatar Avi Kivity Committed by Linus Torvalds
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[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: default avatarAvi Kivity <avi@qumranet.com>
Acked-by: default avatarIngo Molnar <mingo@elte.hu>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 14364656

drivers/kvm/mmu.c

+7 −2
Original line number Diff line number Diff line
@@ -1065,9 +1065,14 @@ EXPORT_SYMBOL_GPL(kvm_mmu_free_some_pages); 


static void free_mmu_pages(struct kvm_vcpu *vcpu)

{

	while (!list_empty(&vcpu->free_pages)) {

	struct kvm_mmu_page *page;



	while (!list_empty(&vcpu->kvm->active_mmu_pages)) {

		page = container_of(vcpu->kvm->active_mmu_pages.next,

				    struct kvm_mmu_page, link);

		kvm_mmu_zap_page(vcpu, page);

	}

	while (!list_empty(&vcpu->free_pages)) {

		page = list_entry(vcpu->free_pages.next,

				  struct kvm_mmu_page, link);

		list_del(&page->link);