drm/radeon: fix the crash in benchmark functions
authorIlija Hadzic <ilijahadzic@gmail.com>
Fri, 30 Jan 2015 05:38:43 +0000 (00:38 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Mon, 2 Feb 2015 16:39:35 +0000 (11:39 -0500)
commit3f5e1b4f58b7b6480cccff4bf965436102db4346
treee8154b412d694c84538458ec8c8e1ca83efb7ffa
parenta124d068bf5be6be2ff4b9fab77b1b7509107e68
drm/radeon: fix the crash in benchmark functions

radeon_copy_dma and radeon_copy_blit must be called with
a valid reservation object. Otherwise a crash will be provoked.
We borrow the object from destination BO.

bug:
https://bugs.freedesktop.org/show_bug.cgi?id=88464

Cc: stable@vger.kernel.org
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Ilija Hadzic <ihadzic@research.bell-labs.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/radeon/radeon_benchmark.c