From 36868f7b0efd0b6a1d45fe3b40a6c4bc63222659 Mon Sep 17 00:00:00 2001 From: Avi Kivity Date: Mon, 26 Mar 2007 19:31:52 +0200 Subject: [PATCH] KVM: Use list_move() Use list_move() where possible. Noticed by Dor Laor. Signed-off-by: Avi Kivity --- drivers/kvm/mmu.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) diff --git a/drivers/kvm/mmu.c b/drivers/kvm/mmu.c index c738fb1cea30..d81b9cd3465f 100644 --- a/drivers/kvm/mmu.c +++ b/drivers/kvm/mmu.c @@ -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)