From: Jean Delvare <khali@linux-fr.org>
Date: Wed, 11 Aug 2010 16:21:01 +0000 (+0200)
Subject: i2c: Use a separate mutex for userspace client lists
X-Git-Tag: v2.6.36-rc1~56^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=dafc50d141c27959dbd3a1cfe9857a86d23402a7;p=pandora-kernel.git

i2c: Use a separate mutex for userspace client lists

Moving userspace-instantiated clients to separate lists wasn't nearly
enough to avoid deadlocks in multiplexed bus cases. We also want to
have a dedicated mutex to protect each list.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: Michael Lawnick <ml.lawnick@gmx.de>
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