From: Thomas Hellstrom <thomas-at-tungstengraphics-dot-com>
Date: Sat, 24 Mar 2007 06:52:49 +0000 (+1100)
Subject: drm: fix up mmap locking in preparation for ttm changes
X-Git-Tag: v2.6.22-rc1~821^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=d7d8aac79dc38cbdef83b774e49bafdae9918137;p=pandora-kernel.git

drm: fix up mmap locking in preparation for ttm changes

This change is needed to protect againt disappearing maps which aren't common.
The map lists are protected using sturct_mutex but drm_mmap never locked it.

Signed-off-by: Dave Airlie <airlied@linux.ie>
---

Reading git-diff-tree failed