PVCLOCK_GUEST_STOPPED
if ((src->pvti.flags & PVCLOCK_GUEST_STOPPED) != 0) {
src->pvti.flags &= ~PVCLOCK_GUEST_STOPPED;
if (dowd && unlikely((flags & PVCLOCK_GUEST_STOPPED) != 0)) {
src->flags &= ~PVCLOCK_GUEST_STOPPED;
hv_clock.flags |= (guest_hv_clock->flags & PVCLOCK_GUEST_STOPPED);
hv_clock.flags |= PVCLOCK_GUEST_STOPPED;
hv_clock.flags &= ~PVCLOCK_GUEST_STOPPED;