From: Chris Ball <cjb@laptop.org>
To: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Cc: linux-sh@vger.kernel.org, linux-mmc@vger.kernel.org,
Magnus Damm <damm@opensource.se>,
Simon Horman <horms@verge.net.au>,
Linus Walleij <linus.walleij@linaro.org>
Subject: Re: [PATCH] MMC: fix a race between card-detect rescan and clock-gate work instances
Date: Mon, 18 Apr 2011 22:01:32 -0400 [thread overview]
Message-ID: <m3fwpfq9s3.fsf@pullcord.laptop.org> (raw)
In-Reply-To: <Pine.LNX.4.64.1104152006110.18593@axis700.grange> (Guennadi Liakhovetski's message of "Fri, 15 Apr 2011 20:08:19 +0200 (CEST)")
Hi Guennadi,
On Fri, Apr 15 2011, Guennadi Liakhovetski wrote:
> Currently there is a race in the MMC core between a card-detect
> rescan work and the clock-gating work, scheduled from a command
> completion. Fix it by removing the dedicated clock-gating mutex and
> using the MMC standard locking mechanism instead.
>
> Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
> Cc: Simon Horman <horms@verge.net.au>
> Cc: Magnus Damm <damm@opensource.se>
> Cc: Linus Walleij <linus.walleij@linaro.org>
Thanks, pushed to mmc-next with Linus' ACK and a stable@ tag.
- Chris.
--
Chris Ball <cjb@laptop.org> <http://printf.net/>
One Laptop Per Child
WARNING: multiple messages have this Message-ID (diff)
From: Chris Ball <cjb@laptop.org>
To: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Cc: linux-sh@vger.kernel.org, linux-mmc@vger.kernel.org,
Magnus Damm <damm@opensource.se>,
Simon Horman <horms@verge.net.au>,
Linus Walleij <linus.walleij@linaro.org>
Subject: Re: [PATCH] MMC: fix a race between card-detect rescan and clock-gate work instances
Date: Tue, 19 Apr 2011 01:57:41 +0000 [thread overview]
Message-ID: <m3fwpfq9s3.fsf@pullcord.laptop.org> (raw)
In-Reply-To: <Pine.LNX.4.64.1104152006110.18593@axis700.grange> (Guennadi Liakhovetski's message of "Fri, 15 Apr 2011 20:08:19 +0200 (CEST)")
Hi Guennadi,
On Fri, Apr 15 2011, Guennadi Liakhovetski wrote:
> Currently there is a race in the MMC core between a card-detect
> rescan work and the clock-gating work, scheduled from a command
> completion. Fix it by removing the dedicated clock-gating mutex and
> using the MMC standard locking mechanism instead.
>
> Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
> Cc: Simon Horman <horms@verge.net.au>
> Cc: Magnus Damm <damm@opensource.se>
> Cc: Linus Walleij <linus.walleij@linaro.org>
Thanks, pushed to mmc-next with Linus' ACK and a stable@ tag.
- Chris.
--
Chris Ball <cjb@laptop.org> <http://printf.net/>
One Laptop Per Child
next prev parent reply other threads:[~2011-04-19 2:01 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-15 18:08 [PATCH] MMC: fix a race between card-detect rescan and clock-gate work instances Guennadi Liakhovetski
2011-04-15 18:08 ` [PATCH] MMC: fix a race between card-detect rescan and clock-gate Guennadi Liakhovetski
2011-04-15 19:29 ` [PATCH] MMC: fix a race between card-detect rescan and clock-gate work instances Andrei Warkentin
2011-04-15 19:29 ` [PATCH] MMC: fix a race between card-detect rescan and clock-gate Andrei Warkentin
2011-04-19 0:53 ` [PATCH] MMC: fix a race between card-detect rescan and clock-gate work instances Linus Walleij
2011-04-19 0:53 ` [PATCH] MMC: fix a race between card-detect rescan and clock-gate Linus Walleij
2011-04-19 1:57 ` Chris Ball [this message]
2011-04-19 2:01 ` [PATCH] MMC: fix a race between card-detect rescan and clock-gate work instances Chris Ball
2011-05-11 12:15 ` Dong, Chuanxiao
2011-05-11 12:26 ` Guennadi Liakhovetski
2011-05-11 12:51 ` Dong, Chuanxiao
2011-05-11 13:31 ` Guennadi Liakhovetski
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