linux-kernel - Re: [PATCH v2 03/10] freezer: add new freezable helpers using freezer_do_not

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Message-ID: <20130503041208.GB16968@mtj.dyndns.org>
Date:	Thu, 2 May 2013 21:12:08 -0700
From:	Tejun Heo <tj@...nel.org>
To:	Colin Cross <ccross@...roid.com>
Cc:	Linux PM list <linux-pm@...r.kernel.org>,
	lkml <linux-kernel@...r.kernel.org>,
	"Rafael J. Wysocki" <rjw@...k.pl>,
	Arve Hjønnevåg <arve@...roid.com>,
	Oleg Nesterov <oleg@...hat.com>,
	Len Brown <len.brown@...el.com>, Pavel Machek <pavel@....cz>,
	Jeff Layton <jlayton@...hat.com>,
	Mandeep Baines <msb@...omium.org>
Subject: Re: [PATCH v2 03/10] freezer: add new freezable helpers using
 freezer_do_not_count()

On Thu, May 02, 2013 at 09:09:34PM -0700, Tejun Heo wrote:
> But that conflicts with what you're doing here which seems pretty
> useful, so, to satisfy both goals, when somebody needs to put a
> pseudo-frozen task into the actual frozen jobctl stop, those spots
> which are currently using try_to_stop() would have to return an error,
> most likely -EINTR with TIF_SIGPENDING set, and the control should

Let's make that -ERESTART*.

-- 
tejun
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