Just use the return error from ttm_mem_evict_first instead.

Since ttm_mem_evict_first does the same check, the error message from that function can be used.

Signed-off-by: Maarten Lankhorst maarten.lankhorst@canonical.com --- drivers/gpu/drm/ttm/ttm_bo.c | 27 ++++++++------------------- 1 file changed, 8 insertions(+), 19 deletions(-)

diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index 3039137..f6d7026 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -1315,29 +1315,18 @@ EXPORT_SYMBOL(ttm_bo_create); static int ttm_bo_force_list_clean(struct ttm_bo_device *bdev, unsigned mem_type, bool allow_errors) { - struct ttm_mem_type_manager *man = &bdev->man[mem_type]; - struct ttm_bo_global *glob = bdev->glob; - int ret; - - /* - * Can't use standard list traversal since we're unlocking. - */ + int ret = 0;

- spin_lock(&glob->lru_lock); - while (!list_empty(&man->lru)) { - spin_unlock(&glob->lru_lock); + while (!ret) { ret = ttm_mem_evict_first(bdev, mem_type, false, false, false); - if (ret) { - if (allow_errors) { - return ret; - } else { - pr_err("Cleanup eviction failed\n"); - } + if (ret == -EBUSY) + return 0; + else if (ret && !allow_errors) { + pr_err("Cleanup eviction failed\n"); + ret = 0; } - spin_lock(&glob->lru_lock); } - spin_unlock(&glob->lru_lock); - return 0; + return ret; }

int ttm_bo_clean_mm(struct ttm_bo_device *bdev, unsigned mem_type)