From 67e2be02328b9a61a9c799fbdd4ec94d7da0c323 Mon Sep 17 00:00:00 2001 From: Peter Zijlstra Date: Thu, 20 Dec 2007 15:01:17 +0100 Subject: sched: rt: account the cpu time during the tick Realtime tasks would not account their runtime during ticks. Which would lead to: struct sched_param param = { .sched_priority = 10 }; pthread_setschedparam(pthread_self(), SCHED_FIFO, ¶m); while (1) ; Not showing up in top. Signed-off-by: Peter Zijlstra Signed-off-by: Ingo Molnar Signed-off-by: Thomas Gleixner --- kernel/sched_rt.c | 2 ++ 1 file changed, 2 insertions(+) (limited to 'kernel/sched_rt.c') diff --git a/kernel/sched_rt.c b/kernel/sched_rt.c index ee9c8b6529e..9ba3daa0347 100644 --- a/kernel/sched_rt.c +++ b/kernel/sched_rt.c @@ -208,6 +208,8 @@ move_one_task_rt(struct rq *this_rq, int this_cpu, struct rq *busiest, static void task_tick_rt(struct rq *rq, struct task_struct *p) { + update_curr_rt(rq); + /* * RR tasks need a special form of timeslice management. * FIFO tasks have no timeslices. -- cgit v1.2.3