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authorMark Brown <broonie@kernel.org>2016-03-18 09:45:54 +0000
committerMark Brown <broonie@kernel.org>2016-03-18 09:45:54 +0000
commitddbcfcba5fdc56f30e4d02c3bac8cf965502cece (patch)
tree235f05605003ed8dc119ead980cf86157eb695e8 /virt/kvm/arm/arch_timer.c
parentdfabba9c3737ce7a2574dcf58940f038e536e233 (diff)
parent62e21959dc6f25c5fce0c1a0934e4a9d982bf99b (diff)
Merge tag 'v4.4.5' into linux-linaro-lsk-v4.4
This is the 4.4.5 stable release # gpg: Signature made Wed 09 Mar 2016 23:36:03 GMT using RSA key ID 6092693E # gpg: Good signature from "Greg Kroah-Hartman (Linux kernel stable release signing key) <greg@kroah.com>" # gpg: WARNING: This key is not certified with a trusted signature! # gpg: There is no indication that the signature belongs to the owner. # Primary key fingerprint: 647F 2865 4894 E3BD 4571 99BE 38DB BDC8 6092 693E
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 69bca185c471..ea6064696fe4 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