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sched: Display autogroup names in /proc/sched_debug

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Add autogroup name to cfs_rq and tasks information to /proc/sched_debug.

Signed-off-by: Bharata B Rao <bharata@linux.vnet.ibm.com>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
LKML-Reference: <20110111101257.GF4772@in.ibm.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Bharata B Rao
2011-01-11 15:42:57 +05:30
committed by Ingo Molnar
parent efe25c2c7b
commit 8ecedd7a06
2 changed files with 8 additions and 0 deletions
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5
kernel/sched_autogroup.c
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@ -231,6 +231,11 @@ void proc_sched_autogroup_show_task(struct task_struct *p, struct seq_file *m)
#ifdef CONFIG_SCHED_DEBUG
static inline int autogroup_path(struct task_group *tg, char *buf, int buflen)
{
int enabled = ACCESS_ONCE(sysctl_sched_autogroup_enabled);
if (!enabled || !tg->autogroup)
return 0;
return snprintf(buf, buflen, "%s-%ld", "/autogroup", tg->autogroup->id);
}
#endif /* CONFIG_SCHED_DEBUG */