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KVM: Remove unnecessary initialization and checks in mark_page_dirty()

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Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Nguyen Anh Quynh 2007-06-05 10:35:19 +03:00 committed by Avi Kivity
parent 50a3485c59
commit 313899477f
1 changed files with 2 additions and 2 deletions
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4
drivers/kvm/kvm_main.c
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@ -970,7 +970,7 @@ EXPORT_SYMBOL_GPL(gfn_to_page);
void mark_page_dirty(struct kvm *kvm, gfn_t gfn) void mark_page_dirty(struct kvm *kvm, gfn_t gfn)
{ {
int i; int i;
struct kvm_memory_slot *memslot = NULL; struct kvm_memory_slot *memslot;
unsigned long rel_gfn; unsigned long rel_gfn;
for (i = 0; i < kvm->nmemslots; ++i) { for (i = 0; i < kvm->nmemslots; ++i) {
@ -979,7 +979,7 @@ void mark_page_dirty(struct kvm *kvm, gfn_t gfn)
if (gfn >= memslot->base_gfn if (gfn >= memslot->base_gfn
&& gfn < memslot->base_gfn + memslot->npages) { && gfn < memslot->base_gfn + memslot->npages) {
if (!memslot || !memslot->dirty_bitmap) if (!memslot->dirty_bitmap)
return; return;
rel_gfn = gfn - memslot->base_gfn; rel_gfn = gfn - memslot->base_gfn;