50e5759
author Avi Kivity <avi@redhat.com> 1231085166 +0200
committer Avi Kivity <avi@redhat.com> 1237885383 +0200

KVM: Reset PIT irq injection logic when the PIT IRQ is unmasked

While the PIT is masked the guest cannot ack the irq, so the reinject logic
will never allow the interrupt to be injected.

Fix by resetting the reinjection counters on unmask.

Unbreaks Xen.

Signed-off-by: Avi Kivity <avi@redhat.com>
*