From: Christian König <christian.koenig@amd.com>
Date: Wed, 30 Jul 2014 19:04:57 +0000 (+0200)
Subject: drm/radeon: take a BO reference on VM cleanup
X-Git-Tag: cleanup-for-v3.18~84^2~6^2~9
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ee26d83ff030fd2a9952a2c91b94c75819f86973;p=pandora-kernel.git

drm/radeon: take a BO reference on VM cleanup

This closes a small window where the GPU might have accessed freed up memory.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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