From: Arnd Bergmann <arnd@arndb.de>
Date: Sat, 11 Sep 2010 17:56:45 +0000 (+0200)
Subject: dvb-core: kill the big kernel lock
X-Git-Tag: v2.6.37-rc1~176^2~6
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=72024f1ec5164a70d84dd8cf4458fe4064a6b692;p=pandora-kernel.git

dvb-core: kill the big kernel lock

The dvb core only uses the big kernel lock in the open
and ioctl functions, which means it can be replaced with
a dvb specific mutex. Fortunately, all the ioctl functions
go through dvb_usercopy, so we can move the serialization
in there.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Cc: Mauro Carvalho Chehab <mchehab@infradead.org>
Cc: linux-media@vger.kernel.org
---

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