From: Mauro Carvalho Chehab <mchehab@infradead.org>
Date: Fri, 16 Nov 2007 02:09:30 +0000 (-0300)
Subject: V4L/DVB (6609): Re-adds lock safe videobuf_read_start
X-Git-Tag: v2.6.24-rc6~80
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=19fb1457990b6b7e15586ec7331541a184233acc;p=pandora-kernel.git

V4L/DVB (6609): Re-adds lock safe videobuf_read_start

videobuf_dvb needs videobuf_read_start. The EXPORT_SYMBOL_GPL() were removed by
a previous patch. However, videobuf_dvb needs this.

This patch re-adds videobuf_read_start, doing the proper lock.

Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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