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authorTakashi Iwai <tiwai@suse.de>2016-03-08 09:49:43 (GMT)
committerTakashi Iwai <tiwai@suse.de>2016-03-08 09:49:43 (GMT)
commit56d94d70398f0fbb1863a03a145db1a86f009a71 (patch)
tree9e52dc537f8f8359c70b66f5000192bb280b41b9 /virt/kvm/arm/arch_timer.c
parentbb63f726f98bec032c7322a9c36eb4167307d856 (diff)
parentfc4f000bf8c0cbf38f44de6bd5e225574e572ed4 (diff)
downloadlinux-56d94d70398f0fbb1863a03a145db1a86f009a71.tar.xz
Merge branch 'topic/hda' into for-next
Diffstat (limited to 'virt/kvm/arm/arch_timer.c')
-rw-r--r--virt/kvm/arm/arch_timer.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/virt/kvm/arm/arch_timer.c b/virt/kvm/arm/arch_timer.c
index 69bca18..ea60646 100644
--- a/virt/kvm/arm/arch_timer.c
+++ b/virt/kvm/arm/arch_timer.c
@@ -143,7 +143,7 @@ static void kvm_timer_update_irq(struct kvm_vcpu *vcpu, bool new_level)
* Check if there was a change in the timer state (should we raise or lower
* the line level to the GIC).
*/
-static void kvm_timer_update_state(struct kvm_vcpu *vcpu)
+static int kvm_timer_update_state(struct kvm_vcpu *vcpu)
{
struct arch_timer_cpu *timer = &vcpu->arch.timer_cpu;
@@ -154,10 +154,12 @@ static void kvm_timer_update_state(struct kvm_vcpu *vcpu)
* until we call this function from kvm_timer_flush_hwstate.
*/
if (!vgic_initialized(vcpu->kvm))
- return;
+ return -ENODEV;
if (kvm_timer_should_fire(vcpu) != timer->irq.level)
kvm_timer_update_irq(vcpu, !timer->irq.level);
+
+ return 0;
}
/*
@@ -218,7 +220,8 @@ void kvm_timer_flush_hwstate(struct kvm_vcpu *vcpu)
bool phys_active;
int ret;
- kvm_timer_update_state(vcpu);
+ if (kvm_timer_update_state(vcpu))
+ return;
/*
* If we enter the guest with the virtual input level to the VGIC