Re: [tip:sched/core] sched: Add 'autogroup' scheduling feature: automated per session task groups
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- Subject: Re: [tip:sched/core] sched: Add 'autogroup' scheduling feature: automated per session task groups
- From: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
- Date: Mon, 20 Dec 2010 14:19:19 +0100
- Cc: mingo@xxxxxxxxxx, hpa@xxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, mathieu.desnoyers@xxxxxxxxxxxx, torvalds@xxxxxxxxxxxxxxxxxxxx, efault@xxxxxx, pjt@xxxxxxxxxx, markus@xxxxxxxxxxxxxxx, tglx@xxxxxxxxxxxxx, oleg@xxxxxxxxxx, mingo@xxxxxxx, linux-tip-commits@xxxxxxxxxxxxxxx
- In-reply-to: <AANLkTimRfVFmuMJzuirgsc37=RhC6zKX0C0YXhXO44O9@xxxxxxxxxxxxxx>
On Mon, 2010-12-20 at 18:38 +0530, Bharata B Rao wrote:
> The autogroup patchset removes the display of cgroup name from
> sched_debug output.
Hrmph.. that wasn't supposed to happen, care to send a patch to fix that
up?
> Also, with tg_shares_up improvements, the leaf cfs_rqs are maintained
> on rq->leaf_cfs_rq_list only if they carry any load. But the code to
> display cfs_rq information for sched_debug isn't updated and hence
> information from a few cfs_rqs are missing from sched_debug.
Well, that's a _good_ thing, right?
I mean, if we know they're empty, and don't contribute to schedule, why
bother displaying them?
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