linux-kernel - Re: 2.6.21-rc suspend regression: sysfs deadlock

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Message-ID: <d120d5000703150622o43763828h5e01f313a3194f39@mail.gmail.com>
Date:	Thu, 15 Mar 2007 09:22:25 -0400
From:	"Dmitry Torokhov" <dmitry.torokhov@...il.com>
To:	"Oliver Neukum" <oneukum@...e.de>
Cc:	"Hugh Dickins" <hugh@...itas.com>,
	"Cornelia Huck" <cornelia.huck@...ibm.com>,
	"Alan Stern" <stern@...land.harvard.edu>,
	"Linus Torvalds" <torvalds@...ux-foundation.org>,
	"Maneesh Soni" <maneesh@...ibm.com>, gregkh@...e.de,
	"Richard Purdie" <rpurdie@...ys.net>,
	"James Bottomley" <James.Bottomley@...eleye.com>,
	"Kernel development list" <linux-kernel@...r.kernel.org>
Subject: Re: 2.6.21-rc suspend regression: sysfs deadlock

On 3/15/07, Oliver Neukum <oneukum@...e.de> wrote:
> Am Donnerstag, 15. März 2007 13:31 schrieb Hugh Dickins:
> > Quite apart from this mysterious "other task", I don't understand
> > "access" either.
> >
> > Perhaps "defer" would best capture the idea of another-task and
> > maybe-delay? sysfs_defer_work(), struct sysfs_deferred_work?
>
> But we do not wish to defer or delay anything.
> How about: sysfs_action_from_neutral_context
>

How about sysfs_schedule_work? That is what it does - schedules a work
on a sysfs object and everyone here knows what schedule_work() does.

-- 
Dmitry
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