[12/28] drm/amdgpu: use new iterator in amdgpu_ttm_bo_eviction_valuable

Commit Message

Christian König Oct. 1, 2021, 10:05 a.m. UTC

Simplifying the code a bit.

Signed-off-by: Christian König <[e-mail]>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 14 ++++----------
 1 file changed, 4 insertions(+), 10 deletions(-)

Patch

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index e8d70b6e6737..722e3c9e8882 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -1345,10 +1345,9 @@  static bool amdgpu_ttm_bo_eviction_valuable(struct ttm_buffer_object *bo,
 					    const struct ttm_place *place)
 {
 	unsigned long num_pages = bo->resource->num_pages;
+	struct dma_resv_iter resv_cursor;
 	struct amdgpu_res_cursor cursor;
-	struct dma_resv_list *flist;
 	struct dma_fence *f;
-	int i;
 
 	/* Swapout? */
 	if (bo->resource->mem_type == TTM_PL_SYSTEM)
@@ -1362,14 +1361,9 @@  static bool amdgpu_ttm_bo_eviction_valuable(struct ttm_buffer_object *bo,
 	 * If true, then return false as any KFD process needs all its BOs to
 	 * be resident to run successfully
 	 */
-	flist = dma_resv_shared_list(bo->base.resv);
-	if (flist) {
-		for (i = 0; i < flist->shared_count; ++i) {
-			f = rcu_dereference_protected(flist->shared[i],
-				dma_resv_held(bo->base.resv));
-			if (amdkfd_fence_check_mm(f, current->mm))
-				return false;
-		}
+	dma_resv_for_each_fence(&resv_cursor, bo->base.resv, true, f) {
+		if (amdkfd_fence_check_mm(f, current->mm))
+			return false;
 	}
 
 	switch (bo->resource->mem_type) {