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Revert "sched: Introduce temporary FAIR_GROUP_SCHED dependency for load-tracking"

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Remove CONFIG_FAIR_GROUP_SCHED that covers the runnable info, then
we can use runnable load variables.

Also remove 2 CONFIG_FAIR_GROUP_SCHED setting which is not in reverted
patch(introduced in 9ee474f), but also need to revert.

Signed-off-by: Alex Shi <alex.shi@intel.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/51CA76A3.3050207@intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Alex Shi
2013-06-26 13:05:39 +08:00
committed by Ingo Molnar
parent be7002e6c6
commit 141965c749
4 changed files with 8 additions and 42 deletions
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7
kernel/sched/core.c
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@@ -1611,12 +1611,7 @@ static void __sched_fork(struct task_struct *p)
p->se.vruntime = 0;
INIT_LIST_HEAD(&p->se.group_node);
/*
* Load-tracking only depends on SMP, FAIR_GROUP_SCHED dependency below may be
* removed when useful for applications beyond shares distribution (e.g.
* load-balance).
*/
#if defined(CONFIG_SMP) && defined(CONFIG_FAIR_GROUP_SCHED)
#ifdef CONFIG_SMP
p->se.avg.runnable_avg_period = 0;
p->se.avg.runnable_avg_sum = 0;
#endif