drm/amdgpu: double the priority of kernel allocations
authorChristian König <christian.koenig@amd.com>
Mon, 23 Jan 2017 21:28:06 +0000 (16:28 -0500)
committerAlex Deucher <alexander.deucher@amd.com>
Fri, 27 Jan 2017 17:20:34 +0000 (12:20 -0500)
Give kernel allocations a higher priority cause it is often
more work to swap them back in.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Roger.He <Hongbo.He@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/amdgpu_object.c

index c43e8c534899f7d0673c2f333e19e85eb3951a21..a97d88314b1b2c627a59f64c8787e6239cf4ce5c 100644 (file)
@@ -387,6 +387,8 @@ int amdgpu_bo_create_restricted(struct amdgpu_device *adev,
                return r;
 
        bo->tbo.priority = ilog2(bo->tbo.num_pages);
+       if (kernel)
+               bo->tbo.priority *= 2;
        bo->tbo.priority = min(bo->tbo.priority, (unsigned)(TTM_MAX_BO_PRIORITY - 1));
 
        if (flags & AMDGPU_GEM_CREATE_VRAM_CLEARED &&