From: Dave Airlie <airlied@redhat.com>
Date: Wed, 7 Aug 2013 00:01:56 +0000 (+1000)
Subject: drm/ast: invalidate page tables when pinning a BO
X-Git-Tag: v3.11-rc5~16^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3ac65259328324de323dc006b52ff7c1a5b18d19;p=pandora-kernel.git

drm/ast: invalidate page tables when pinning a BO

same fix as cirrus and mgag200.

Cc: stable@vger.kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
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