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authorJason Wang <jasowang@redhat.com>2010-08-27 17:15:06 +0800
committerAvi Kivity <avi@redhat.com>2010-10-24 10:51:45 +0200
commit23e7a7944f3779155e2f6bbc831b544eb925f387 (patch)
tree8c8be289ae3fea799ebf94f363748ae97bd00994 /arch/x86/kvm/irq.c
parent989044ee0fdc6c22a11ea1d22e2a3d17463cb564 (diff)
downloadblackbird-op-linux-23e7a7944f3779155e2f6bbc831b544eb925f387.tar.gz
blackbird-op-linux-23e7a7944f3779155e2f6bbc831b544eb925f387.zip
KVM: pit: Do not check pending pit timer in vcpu thread
Pit interrupt injection was done by workqueue, so no need to check pending pit timer in vcpu thread which could lead unnecessary unblocking of vcpu. Signed-off-by: Jason Wang <jasowang@redhat.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm/irq.c')
-rw-r--r--arch/x86/kvm/irq.c7
1 files changed, 1 insertions, 6 deletions
diff --git a/arch/x86/kvm/irq.c b/arch/x86/kvm/irq.c
index 2095a049835e..f994da40ad94 100644
--- a/arch/x86/kvm/irq.c
+++ b/arch/x86/kvm/irq.c
@@ -33,12 +33,7 @@
*/
int kvm_cpu_has_pending_timer(struct kvm_vcpu *vcpu)
{
- int ret;
-
- ret = pit_has_pending_timer(vcpu);
- ret |= apic_has_pending_timer(vcpu);
-
- return ret;
+ return apic_has_pending_timer(vcpu);
}
EXPORT_SYMBOL(kvm_cpu_has_pending_timer);
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