diff mbox

[4/6] drm/amdgpu: double the priority of kernel allocations

Message ID 1484301071-21703-5-git-send-email-deathsimple@vodafone.de (mailing list archive)
State New, archived
Headers show

Commit Message

Christian König Jan. 13, 2017, 9:51 a.m. UTC 
From: Christian König <christian.koenig@amd.com>

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>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index f399d98..2de1dda 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -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, TTM_MAX_BO_PRIORITY - 1);
 
 	if (flags & AMDGPU_GEM_CREATE_VRAM_CLEARED &&