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Commit 36868f7b authored by Avi Kivity's avatar Avi Kivity
Browse files

KVM: Use list_move() 



Use list_move() where possible.  Noticed by Dor Laor.

Signed-off-by: default avatarAvi Kivity <avi@qumranet.com>
parent 55bf4028

drivers/kvm/mmu.c

+4 −8
Original line number Diff line number Diff line
@@ -437,9 +437,8 @@ static void kvm_mmu_free_page(struct kvm_vcpu *vcpu, hpa_t page_hpa) 
	struct kvm_mmu_page *page_head = page_header(page_hpa);



	ASSERT(is_empty_shadow_page(page_hpa));

	list_del(&page_head->link);

	page_head->page_hpa = page_hpa;

	list_add(&page_head->link, &vcpu->free_pages);

	list_move(&page_head->link, &vcpu->free_pages);

	++vcpu->kvm->n_free_mmu_pages;

}
@@ -457,8 +456,7 @@ static struct kvm_mmu_page *kvm_mmu_alloc_page(struct kvm_vcpu *vcpu, 
		return NULL;



	page = list_entry(vcpu->free_pages.next, struct kvm_mmu_page, link);

	list_del(&page->link);

	list_add(&page->link, &vcpu->kvm->active_mmu_pages);

	list_move(&page->link, &vcpu->kvm->active_mmu_pages);

	ASSERT(is_empty_shadow_page(page->page_hpa));

	page->slot_bitmap = 0;

	page->multimapped = 0;
@@ -670,10 +668,8 @@ static void kvm_mmu_zap_page(struct kvm_vcpu *vcpu, 
	if (!page->root_count) {

		hlist_del(&page->hash_link);

		kvm_mmu_free_page(vcpu, page->page_hpa);

	} else {

		list_del(&page->link);

		list_add(&page->link, &vcpu->kvm->active_mmu_pages);

	}

	} else

		list_move(&page->link, &vcpu->kvm->active_mmu_pages);

}



static int kvm_mmu_unprotect_page(struct kvm_vcpu *vcpu, gfn_t gfn)