CPUCLOCK_VIRT
trace_itimer_state(clock_id == CPUCLOCK_VIRT ?
set_cpu_itimer(tsk, CPUCLOCK_VIRT, value, ovalue);
get_cpu_itimer(tsk, CPUCLOCK_VIRT, value);
~pct->bases[CPUCLOCK_VIRT].nextevt |
case CPUCLOCK_VIRT:
samples[CPUCLOCK_VIRT] = utime;
cleanup_timerqueue(&pct->bases[CPUCLOCK_VIRT].tqhead);
check_cpu_itimer(tsk, &sig->it[CPUCLOCK_VIRT],
&pct->bases[CPUCLOCK_VIRT].nextevt,
samples[CPUCLOCK_VIRT], SIGVTALRM);