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From: Peter Zijlstra <peterz@infradead.org>
To: Paul Turner <pjt@google.com>
Cc: Tejun Heo <tj@kernel.org>,
	lizefan@huawei.com, Johannes Weiner <hannes@cmpxchg.org>,
	Ingo Molnar <mingo@redhat.com>,
	Andy Lutomirski <luto@amacapital.net>,
	Mike Galbraith <efault@gmx.de>, cgroups <cgroups@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	kernel-team <kernel-team@fb.com>,
	lvenanci@redhat.com,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCHSET for-4.11] cgroup: implement cgroup v2 thread mode
Date: Thu, 9 Feb 2017 15:47:04 +0100	[thread overview]
Message-ID: <20170209144704.GD6515@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <CAPM31RKHsM1-iWb5B6jkOtLomLhiOARtgMOTWZ8p1yjEn-ZK0A@mail.gmail.com>

On Thu, Feb 09, 2017 at 05:07:16AM -0800, Paul Turner wrote:
> The only case that this does not support vs ".threads" would be some
> hybrid where we co-mingle threads from different processes (with the
> processes belonging to the same node in the hierarchy).  I'm not aware
> of any usage that looks like this.

If I understand you right; this is a fairly common thing with RT where
we would stuff all the !rt threads of the various processes in a 'misc'
bucket.

Similarly, it happens that we stuff the various rt threads of processes
in a specific (shared) 'rt' bucket.

So I would certainly not like to exclude that setup.

  reply	other threads:[~2017-02-09 14:48 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-02 20:06 [PATCHSET for-4.11] cgroup: implement cgroup v2 thread mode Tejun Heo
2017-02-02 20:06 ` [PATCH 1/5] cgroup: reorganize cgroup.procs / task write path Tejun Heo
2017-02-02 20:06 ` [PATCH 2/5] cgroup: add @flags to css_task_iter_start() and implement CSS_TASK_ITER_PROCS Tejun Heo
2017-02-02 20:06 ` [PATCH 3/5] cgroup: introduce cgroup->proc_cgrp and threaded css_set handling Tejun Heo
2017-02-02 20:06 ` [PATCH 4/5] cgroup: implement CSS_TASK_ITER_THREADED Tejun Heo
2017-02-02 20:06 ` [PATCH 5/5] cgroup: implement cgroup v2 thread support Tejun Heo
2017-02-02 21:32 ` [PATCHSET for-4.11] cgroup: implement cgroup v2 thread mode Andy Lutomirski
2017-02-02 21:52   ` Tejun Heo
2017-02-03 21:10     ` Andy Lutomirski
2017-02-03 21:56       ` Tejun Heo
2017-02-06  9:50     ` Peter Zijlstra
2017-02-03 20:20 ` Peter Zijlstra
2017-02-03 20:59   ` Tejun Heo
2017-02-06 12:49     ` Peter Zijlstra
2017-02-08 23:08       ` Tejun Heo
2017-02-09 10:29         ` Peter Zijlstra
2017-02-10 15:45           ` Tejun Heo
2017-02-10 17:51             ` Peter Zijlstra
2017-02-12  5:05               ` Tejun Heo
2017-02-12  6:59                 ` Mike Galbraith
2017-02-13  5:45                   ` Mike Galbraith
2017-03-13 19:26                     ` Tejun Heo
2017-03-14 14:45                       ` Mike Galbraith
2017-02-14 10:35                 ` Peter Zijlstra
2017-03-13 20:05                   ` Tejun Heo
2017-03-21 12:39                     ` Peter Zijlstra
2017-03-22 14:52                       ` Peter Zijlstra
2017-02-09 13:07 ` Paul Turner
2017-02-09 14:47   ` Peter Zijlstra [this message]
2017-02-09 15:08     ` Mike Galbraith
     [not found]     ` <CAPM31RJaJjFwenC36Abij+EdzO3KBm-DEjQ_crSmzrtrrn2N2A@mail.gmail.com>
2017-02-13  5:28       ` Mike Galbraith
2017-02-10 15:46   ` Tejun Heo

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