提交 f8801dbc 编写于 作者: J Jens Axboe 提交者: Shile Zhang

io-wq: io_wqe_run_queue() doesn't need to use list_empty_careful()

commit 91d666ea43adef57a6cd50c81b9603c545654981 upstream.

We hold the wqe lock at this point (which is also annotated), so there's
no need to use the careful variant of list_empty().
Signed-off-by: NJens Axboe <axboe@kernel.dk>
Signed-off-by: NJoseph Qi <joseph.qi@linux.alibaba.com>
Reviewed-by: NXiaoguang Wang <xiaoguang.wang@linux.alibaba.com>
上级 70bb5401
...@@ -339,8 +339,7 @@ static void io_worker_handle_work(struct io_worker *worker) ...@@ -339,8 +339,7 @@ static void io_worker_handle_work(struct io_worker *worker)
static inline bool io_wqe_run_queue(struct io_wqe *wqe) static inline bool io_wqe_run_queue(struct io_wqe *wqe)
__must_hold(wqe->lock) __must_hold(wqe->lock)
{ {
if (!list_empty_careful(&wqe->work_list) && if (!list_empty(&wqe->work_list) && !(wqe->flags & IO_WQE_FLAG_STALLED))
!(wqe->flags & IO_WQE_FLAG_STALLED))
return true; return true;
return false; return false;
} }
......
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