From: Christian König <christian.koenig@amd.com>
Date: Thu, 7 Aug 2014 07:36:03 +0000 (+0200)
Subject: drm/radeon: add userptr flag to register MMU notifier v3
X-Git-Tag: fixes-against-v3.18-rc2~73^2~77^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=341cb9e426fac32523427c80c67543a16be46605;p=pandora-kernel.git

drm/radeon: add userptr flag to register MMU notifier v3

Whenever userspace mapping related to our userptr change
we wait for it to become idle and unmap it from GTT.

v2: rebased, fix mutex unlock in error path
v3: improve commit message

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

Reading git-diff-tree failed