[PATCH] KVM: Simplify test for interrupt window

No need to test for rflags.if as both VT and SVM specs assure us that on exit
caused from interrupt window opening, 'if' is set.

Signed-off-by: Dor Laor <dor.laor@qumranet.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Dor Laor 2007-01-05 16:37:00 -08:00 committed by Linus Torvalds
parent 68a99f6d37
commit 022a93080c
2 changed files with 2 additions and 4 deletions

View File

@ -1206,8 +1206,7 @@ static int interrupt_window_interception(struct kvm_vcpu *vcpu,
* possible
*/
if (kvm_run->request_interrupt_window &&
!vcpu->irq_summary &&
(vcpu->svm->vmcb->save.rflags & X86_EFLAGS_IF)) {
!vcpu->irq_summary) {
++kvm_stat.irq_window_exits;
kvm_run->exit_reason = KVM_EXIT_IRQ_WINDOW_OPEN;
return 0;

View File

@ -1604,8 +1604,7 @@ static int handle_interrupt_window(struct kvm_vcpu *vcpu,
* possible
*/
if (kvm_run->request_interrupt_window &&
!vcpu->irq_summary &&
(vmcs_readl(GUEST_RFLAGS) & X86_EFLAGS_IF)) {
!vcpu->irq_summary) {
kvm_run->exit_reason = KVM_EXIT_IRQ_WINDOW_OPEN;
++kvm_stat.irq_window_exits;
return 0;