Re: [PATCH] PM / suspend: show workqueues busy name in suspend flow

From	Tejun Heo <tj@kernel.org>
Newsgroups	linux.kernel
Subject	Re: [PATCH] PM / suspend: show workqueues busy name in suspend flow
Date	2016-06-28 19:00 +0200
Message-ID	<rP4wG-18P-9@gated-at.bofh.it> (permalink)
References	<rMSgi-5bN-23@gated-at.bofh.it> <rMSgi-5bN-21@gated-at.bofh.it> <rP4wG-18P-11@gated-at.bofh.it>
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Hello, Roger.

On Mon, Jun 27, 2016 at 05:44:05PM +0800, Roger Lu wrote:
> show_workqueue_state() is a better choice to me. However, only freezable
> workqueue is able to affect suspend flow. So, is there other mailing
> list discussing about showing freezable workqueue state only?? Maybe we
> can use that API in this case. Thanks very much.
> 
> freezable workqueue means workqueue is created with flag WQ_FREEZABLE.

It's for debugging anyway and workqueue dumps usually are pretty
short.  I don't think it's fine to use the same function.  We can add
flags in the printouts but I'm not even sure that'd be necessary.

Thanks.

-- 
tejun

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Re: [PATCH] PM / suspend: show workqueues busy name in suspend flow Tejun Heo <tj@kernel.org> - 2016-06-28 19:00 +0200
  Re: [PATCH] PM / suspend: show workqueues busy name in suspend flow Roger Lu <roger.lu@mediatek.com> - 2016-06-29 06:00 +0200
    Re: [PATCH] PM / suspend: show workqueues busy name in suspend flow Tejun Heo <tj@kernel.org> - 2016-06-29 15:30 +0200

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