diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c index 1cbba9803d31..98ccd7ab9e9a 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c @@ -35,6 +35,7 @@ static int amdgpu_benchmark_do_move(struct amdgpu_device *adev, unsigned size, struct dma_fence *fence; int i, r; + mutex_lock(&adev->mman.default_entity.lock); stime = ktime_get(); for (i = 0; i < n; i++) { r = amdgpu_copy_buffer(adev, &adev->mman.default_entity, @@ -47,6 +48,7 @@ static int amdgpu_benchmark_do_move(struct amdgpu_device *adev, unsigned size, if (r) goto exit_do_move; } + mutex_unlock(&adev->mman.default_entity.lock); exit_do_move: etime = ktime_get(); |