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 <[email protected]>
Index: linux-2.6/drivers/kvm/mmu.c
===================================================================
--- linux-2.6.orig/drivers/kvm/mmu.c
+++ linux-2.6/drivers/kvm/mmu.c
@@ -1065,9 +1065,14 @@ EXPORT_SYMBOL_GPL(kvm_mmu_free_some_page
static void free_mmu_pages(struct kvm_vcpu *vcpu)
{
- while (!list_empty(&vcpu->free_pages)) {
- struct kvm_mmu_page *page;
+ 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);
-
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