sched: Fix proc_sched_set_task()
Latencytop clearing sum_exec_runtime via proc_sched_set_task() breaks task_times(). Other places in kernel use nvcsw and nivcsw, which are being cleared as well, Clear task statistics only. Reported-by: Török Edwin <edwintorok@gmail.com> Signed-off-by: Mike Galbraith <efault@gmx.de> Cc: Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com> Cc: Arjan van de Ven <arjan@infradead.org> Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> LKML-Reference: <1269940193.19286.14.camel@marge.simson.net> Signed-off-by: Ingo Molnar <mingo@elte.hu>
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@ -518,8 +518,4 @@ void proc_sched_set_task(struct task_struct *p)
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p->se.nr_wakeups_idle = 0;
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p->se.nr_wakeups_idle = 0;
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p->sched_info.bkl_count = 0;
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p->sched_info.bkl_count = 0;
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#endif
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#endif
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p->se.sum_exec_runtime = 0;
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p->se.prev_sum_exec_runtime = 0;
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p->nvcsw = 0;
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p->nivcsw = 0;
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}
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}
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