- /*
- * Now restart the timer if necessary. We don't need any locking
- * here because do_setitimer makes sure we have finished running
- * before it touches anything.
- * Note, we KNOW we are (or should be) at a jiffie edge here so
- * we don't need the +1 stuff. Also, we want to use the prior
- * expire value so as to not "slip" a jiffie if we are late.
- * Deal with requesting a time prior to "now" here rather than
- * in add_timer.
- */
- if (!inc)
- return;
- while (time_before_eq(p->signal->real_timer.expires, jiffies))
- p->signal->real_timer.expires += inc;
- add_timer(&p->signal->real_timer);
+ if (tsk->signal->it_real_incr.tv64 != 0) {
+ hrtimer_forward(&tsk->signal->real_timer,
+ tsk->signal->it_real_incr);
+
+ return HRTIMER_RESTART;
+ }
+ return HRTIMER_NORESTART;