drm/radeon: use rcu waits in some ioctls

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@canonical.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
This commit is contained in:
Maarten Lankhorst 2014-05-14 15:40:49 +02:00
commit 39e7f6f84b