KVM: Use list_move()
Use list_move() where possible. Noticed by Dor Laor. Signed-off-by: Avi Kivity <avi@qumranet.com>
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@ -437,9 +437,8 @@ static void kvm_mmu_free_page(struct kvm_vcpu *vcpu, hpa_t page_hpa)
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struct kvm_mmu_page *page_head = page_header(page_hpa);
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ASSERT(is_empty_shadow_page(page_hpa));
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list_del(&page_head->link);
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page_head->page_hpa = page_hpa;
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list_add(&page_head->link, &vcpu->free_pages);
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list_move(&page_head->link, &vcpu->free_pages);
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++vcpu->kvm->n_free_mmu_pages;
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}
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@ -457,8 +456,7 @@ static struct kvm_mmu_page *kvm_mmu_alloc_page(struct kvm_vcpu *vcpu,
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return NULL;
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page = list_entry(vcpu->free_pages.next, struct kvm_mmu_page, link);
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list_del(&page->link);
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list_add(&page->link, &vcpu->kvm->active_mmu_pages);
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list_move(&page->link, &vcpu->kvm->active_mmu_pages);
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ASSERT(is_empty_shadow_page(page->page_hpa));
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page->slot_bitmap = 0;
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page->multimapped = 0;
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@ -670,10 +668,8 @@ static void kvm_mmu_zap_page(struct kvm_vcpu *vcpu,
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if (!page->root_count) {
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hlist_del(&page->hash_link);
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kvm_mmu_free_page(vcpu, page->page_hpa);
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} else {
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list_del(&page->link);
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list_add(&page->link, &vcpu->kvm->active_mmu_pages);
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}
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} else
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list_move(&page->link, &vcpu->kvm->active_mmu_pages);
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}
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static int kvm_mmu_unprotect_page(struct kvm_vcpu *vcpu, gfn_t gfn)
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