linux-kernel - Re: [PATCH] loop: add some basic read-only sysfs attributes

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Message-ID: <20100730073704.GH1981@nb.net.home>
Date:	Fri, 30 Jul 2010 09:37:04 +0200
From:	Karel Zak <kzak@...hat.com>
To:	Kay Sievers <kay.sievers@...y.org>
Cc:	Milan Broz <mbroz@...hat.com>, util-linux-ng@...r.kernel.org,
	linux-kernel@...r.kernel.org, axboe@...nel.dk
Subject: Re: [PATCH] loop: add some basic read-only sysfs attributes

On Thu, Jul 29, 2010 at 06:07:31PM +0200, Kay Sievers wrote:
> Sure it does. Sysfs attributes need to be created _before_ uevents are
> sent out. The current behavior is that all blockdev attributes are
> safely created before the event is sent.

 Hmm... I see that in add_disk(), the "queue" subdirectory is created
 after disk registration (the register_disk() calls kobject_uevent()).
 Is it true?

    Karel

-- 
 Karel Zak  <kzak@...hat.com>
 http://karelzak.blogspot.com
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