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KVM: Use list_move()

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

Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Avi Kivity 2007-03-26 19:31:52 +02:00
parent 55bf402834
commit 36868f7b0e
1 changed files with 4 additions and 8 deletions
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12
drivers/kvm/mmu.c
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@ -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)