Re: [PATCH] sched/debug: check p->se.on_rq for 'runnable tasks'

From	Zhu Yanhai <zhu.yanhai@gmail.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH] sched/debug: check p->se.on_rq for 'runnable tasks'
Date	2016-09-23 05:20 +0200
Message-ID	<skpbP-6H2-9@gated-at.bofh.it> (permalink)
References	<sk8Xn-4DU-1@gated-at.bofh.it> <sk973-4Wz-9@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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2016-09-22 18:08 GMT+08:00 Peter Zijlstra <peterz@infradead.org>:
> On Thu, Sep 22, 2016 at 05:50:53PM +0800, Zhu Yanhai wrote:
>> From: Zhu Yanhai <gaoyang.zyh@taobao.com>
>>
>> I can't see why the check was removed by commit b32e86b4. Since it was not
>> relevant to the subject of the commit, I guess it was just a plain typo.
>
> No, it was very much on purpose. It shows all tasks now, which is much
> more useful if you want to generate pretty pictures from the output.
>
> Its a bit hard to make pretty pictures when tasks disappear all the
> time.

I see. Thanks for your quick reply!

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[PATCH] sched/debug: check p->se.on_rq for 'runnable tasks' Zhu Yanhai <zhu.yanhai@foxmail.com> - 2016-09-22 12:00 +0200
  Re: [PATCH] sched/debug: check p->se.on_rq for 'runnable tasks' Peter Zijlstra <peterz@infradead.org> - 2016-09-22 12:10 +0200
    Re: [PATCH] sched/debug: check p->se.on_rq for 'runnable tasks' Zhu Yanhai <zhu.yanhai@gmail.com> - 2016-09-23 05:20 +0200

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