From 5a158c6b0d033893cc80c28b182e1207253768a5 Mon Sep 17 00:00:00 2001 From: Pavel Begunkov Date: Wed, 6 Oct 2021 16:06:48 +0100 Subject: [PATCH] io_uring: reshuffle io_submit_state bits struct io_submit_state's ->free_list and ->link are hotter and smaller than ->plug, place them first. Signed-off-by: Pavel Begunkov Link: https://lore.kernel.org/r/6ad3c15849f50b27ad012c042c73e6e069d22df7.1633532552.git.asml.silence@gmail.com Signed-off-by: Jens Axboe --- fs/io_uring.c | 14 +++++--------- 1 file changed, 5 insertions(+), 9 deletions(-) diff --git a/fs/io_uring.c b/fs/io_uring.c index 90bef81..04d6e35 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -308,19 +308,15 @@ struct io_submit_link { }; struct io_submit_state { - struct blk_plug plug; + /* inline/task_work completion list, under ->uring_lock */ + struct io_wq_work_node free_list; + /* batch completion logic */ + struct io_wq_work_list compl_reqs; struct io_submit_link link; bool plug_started; bool need_plug; - - /* - * Batch completion logic - */ - struct io_wq_work_list compl_reqs; - - /* inline/task_work completion list, under ->uring_lock */ - struct io_wq_work_node free_list; + struct blk_plug plug; }; struct io_ring_ctx { -- 2.7.4