From: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Date: Fri, 15 Apr 2011 18:30:47 +0000 (+0000)
Subject: mmc: sh_mmcif: protect against a theoretical race
X-Git-Tag: v3.0-rc1~148^2~25
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3b0beafc92406b98cbc2749b8db736f313d390b1;p=pandora-kernel.git

mmc: sh_mmcif: protect against a theoretical race

The MMC subsystem does not guarantee that host driver .request() and
.set_ios() callbacks are serialised. Such concurrent calls, however,
do not have to be meaningfully supported, drivers just have to make
sure to avoid any severe problems.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Cc: Simon Horman <horms@verge.net.au>
Cc: Magnus Damm <damm@opensource.se>
Signed-off-by: Chris Ball <cjb@laptop.org>
---

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