netdev - Re: [PATCH 14/16] isdn: divert, hysdn: fix interruptible_sleep

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Message-Id: <20140226.160846.1904753935237205820.davem@davemloft.net>
Date:	Wed, 26 Feb 2014 16:08:46 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	arnd@...db.de
Cc:	linux-kernel@...r.kernel.org, isdn@...ux-pingi.de,
	netdev@...r.kernel.org
Subject: Re: [PATCH 14/16] isdn: divert, hysdn: fix interruptible_sleep_on
 race

From: Arnd Bergmann <arnd@...db.de>
Date: Wed, 26 Feb 2014 12:01:54 +0100

> These two drivers use identical code for their procfs status
> file handling, which contains a small race against status
> data becoming available while reading the file.
> 
> This uses wait_event_interruptible instead to fix this
> particular race and eventually get rid of all sleep_on
> instances. There seems to be another race involving
> multiple concurrent readers of the same procfs file, which
> I don't try to fix here.
> 
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

Applied.
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