[PATCH 07/10] drm/ttm: drop waiting for idle in ttm_bo_evict.

Christian König deathsimple at vodafone.de
Mon Jun 6 08:17:56 UTC 2016


From: Christian König <christian.koenig at amd.com>

That is unnecessary now.

Signed-off-by: Christian König <christian.koenig at amd.com>
---
 drivers/gpu/drm/ttm/ttm_bo.c | 11 +----------
 1 file changed, 1 insertion(+), 10 deletions(-)

diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index cc94df0..86dd6950 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -684,15 +684,6 @@ static int ttm_bo_evict(struct ttm_buffer_object *bo, bool interruptible,
 	struct ttm_placement placement;
 	int ret = 0;
 
-	ret = ttm_bo_wait(bo, interruptible, no_wait_gpu);
-
-	if (unlikely(ret != 0)) {
-		if (ret != -ERESTARTSYS) {
-			pr_err("Failed to expire sync object before buffer eviction\n");
-		}
-		goto out;
-	}
-
 	lockdep_assert_held(&bo->resv->lock.base);
 
 	evict_mem = bo->mem;
@@ -716,7 +707,7 @@ static int ttm_bo_evict(struct ttm_buffer_object *bo, bool interruptible,
 
 	ret = ttm_bo_handle_move_mem(bo, &evict_mem, true, interruptible,
 				     no_wait_gpu);
-	if (ret) {
+	if (unlikely(ret)) {
 		if (ret != -ERESTARTSYS)
 			pr_err("Buffer eviction failed\n");
 		ttm_bo_mem_put(bo, &evict_mem);
-- 
2.5.0



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