[Linaro-mm-sig] [PATCH -next v2] drm/ttm: use list_move instead of list_del/list_add in ttm_execbuf_util.c

Using list_move() instead of list_del() + list_add() in ttm_execbuf_util.c.

Reported-by: Hulk Robot hulkci@huawei.com Signed-off-by: Baokun Li libaokun1@huawei.com --- V1->V2: CC mailist

drivers/gpu/drm/ttm/ttm_execbuf_util.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/ttm/ttm_execbuf_util.c b/drivers/gpu/drm/ttm/ttm_execbuf_util.c index 071c48d672c6..c50943888d04 100644 --- a/drivers/gpu/drm/ttm/ttm_execbuf_util.c +++ b/drivers/gpu/drm/ttm/ttm_execbuf_util.c @@ -95,8 +95,7 @@ int ttm_eu_reserve_buffers(struct ww_acquire_ctx *ticket, if (ret == -EALREADY && dups) { struct ttm_validate_buffer *safe = entry; entry = list_prev_entry(entry, head); - list_del(&safe->head); - list_add(&safe->head, dups); + list_move(&safe->head, dups); continue; }

@@ -135,8 +134,7 @@ int ttm_eu_reserve_buffers(struct ww_acquire_ctx *ticket, /* move this item to the front of the list, * forces correct iteration of the loop without keeping track */ - list_del(&entry->head); - list_add(&entry->head, list); + list_move(&entry->head, list); }

return 0;