drm/amdgpu: Fix use of interruptible waiting
authorAlex Xie <AlexBin.Xie@amd.com>
Mon, 24 Apr 2017 19:33:16 +0000 (15:33 -0400)
committerAlex Deucher <alexander.deucher@amd.com>
Fri, 28 Apr 2017 21:33:07 +0000 (17:33 -0400)
commit4a9ed1009b8b01409bdda899c0ff0d7fd2c6d094
tree8b8063eb39872ebc6b84f99e389a9240f02ee7f5
parentd159f26caaa91c88e9078c69fd159be9cec3a005
drm/amdgpu: Fix use of interruptible waiting

1. The signal interrupt can affect the expected behaviour.
2. There is no good mechanism to handle the corresponding error.
When signal interrupt happens, unpin is not called.
As a result, inside AMDGPU, the statistic of pin size will be wrong.

Signed-off-by: Alex Xie <AlexBin.Xie@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c