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sched/deadline: Add SCHED_DEADLINE avg_update accounting

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Make the core scheduler and load balancer aware of the load
produced by -deadline tasks, by updating the moving average
like for sched_rt.

Signed-off-by: Dario Faggioli <raistlin@linux.it>
Signed-off-by: Juri Lelli <juri.lelli@gmail.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1383831828-15501-6-git-send-email-juri.lelli@gmail.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Dario Faggioli 2013-11-07 14:43:39 +01:00 committed by Ingo Molnar
parent 1baca4ce16
commit 239be4a982
1 changed files with 2 additions and 0 deletions
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kernel/sched/deadline.c
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@ -564,6 +564,8 @@ static void update_curr_dl(struct rq *rq)
curr->se.exec_start = rq_clock_task(rq);
cpuacct_charge(curr, delta_exec);
sched_rt_avg_update(rq, delta_exec);
dl_se->runtime -= delta_exec;
if (dl_runtime_exceeded(rq, dl_se)) {
__dequeue_task_dl(rq, curr, 0);