From a16204bf42369212b7de91896051a24b8980c785 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Christian=20K=C3=B6nig?= Date: Tue, 20 Feb 2018 19:09:56 +0100 Subject: [PATCH 3720/4131] drm/amdgpu: drop the backing store when DMA-buf imports are evicted MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Instead of moving this to the SYSTEM domain just drop the backing store and let the resulting allocation be freed. Signed-off-by: Christian König Acked-by: Roger He --- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index b5ba7eb..5d37184 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -221,6 +221,12 @@ static void amdgpu_evict_flags(struct ttm_buffer_object *bo, .flags = TTM_PL_MASK_CACHING | TTM_PL_FLAG_SYSTEM }; + if (bo->type == ttm_bo_type_sg) { + placement->num_placement = 0; + placement->num_busy_placement = 0; + return; + } + if (!amdgpu_ttm_bo_is_amdgpu_bo(bo)) { placement->placement = &placements; placement->busy_placement = &placements; -- 2.7.4