KVM: arm/arm64: Update the physical timer interrupt level

Now that we maintain the EL1 physical timer register states of VMs,
update the physical timer interrupt level along with the virtual one.

Signed-off-by: Jintack Lim <jintack@cs.columbia.edu>
Acked-by: Christoffer Dall <christoffer.dall@linaro.org>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>

diff --git a/virt/kvm/arm/arch_timer.c b/virt/kvm/arm/arch_timer.c
index dbd0af1..7f9a664 100644 (file)
--- a/virt/kvm/arm/arch_timer.c
+++ b/virt/kvm/arm/arch_timer.c
@@ -186,6 +186,7 @@ static int kvm_timer_update_state(struct kvm_vcpu *vcpu)
 {
        struct arch_timer_cpu *timer = &vcpu->arch.timer_cpu;
        struct arch_timer_context *vtimer = vcpu_vtimer(vcpu);
+       struct arch_timer_context *ptimer = vcpu_ptimer(vcpu);
 
        /*
         * If userspace modified the timer registers via SET_ONE_REG before
@@ -199,6 +200,9 @@ static int kvm_timer_update_state(struct kvm_vcpu *vcpu)
        if (kvm_timer_should_fire(vtimer) != vtimer->irq.level)
                kvm_timer_update_irq(vcpu, !vtimer->irq.level, vtimer);
 
+       if (kvm_timer_should_fire(ptimer) != ptimer->irq.level)
+               kvm_timer_update_irq(vcpu, !ptimer->irq.level, ptimer);
+
        return 0;
 }