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From: Pavel Begunkov <[email protected]>
To: Jens Axboe <[email protected]>, [email protected]
Subject: [PATCH 01/11] io_uring: kill fictitious submit iteration index
Date: Thu, 18 Feb 2021 18:29:37 +0000	[thread overview]
Message-ID: <47558cad1f81cd93b8c0ab6e820f43c2f1890e63.1613671791.git.asml.silence@gmail.com> (raw)
In-Reply-To: <[email protected]>

@i and @submitted are very much coupled together, and there is no need
to keep them both. Remove @i, it doesn't change generated binary but
helps to keep a single source of truth.

Signed-off-by: Pavel Begunkov <[email protected]>
---
 fs/io_uring.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/io_uring.c b/fs/io_uring.c
index 4352bcea3d9d..32a6c89e69b1 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -6884,7 +6884,7 @@ static int io_init_req(struct io_ring_ctx *ctx, struct io_kiocb *req,
 static int io_submit_sqes(struct io_ring_ctx *ctx, unsigned int nr)
 {
 	struct io_submit_link link;
-	int i, submitted = 0;
+	int submitted = 0;
 
 	/* if we have a backlog and couldn't flush it all, return BUSY */
 	if (test_bit(0, &ctx->sq_check_overflow)) {
@@ -6904,7 +6904,7 @@ static int io_submit_sqes(struct io_ring_ctx *ctx, unsigned int nr)
 	io_submit_state_start(&ctx->submit_state, nr);
 	link.head = NULL;
 
-	for (i = 0; i < nr; i++) {
+	while (submitted < nr) {
 		const struct io_uring_sqe *sqe;
 		struct io_kiocb *req;
 		int err;
-- 
2.24.0


  reply	other threads:[~2021-02-18 18:52 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-18 18:29 [PATCH 00/11] submission path cleanups and optimisation Pavel Begunkov
2021-02-18 18:29 ` Pavel Begunkov [this message]
2021-02-18 18:29 ` [PATCH 02/11] io_uring: keep io_*_prep() naming consistent Pavel Begunkov
2021-02-18 18:29 ` [PATCH 03/11] io_uring: don't duplicate ->file check in sfr Pavel Begunkov
2021-02-18 18:29 ` [PATCH 04/11] io_uring: move io_init_req()'s definition Pavel Begunkov
2021-02-18 18:29 ` [PATCH 05/11] io_uring: move io_init_req() into io_submit_sqe() Pavel Begunkov
2021-02-18 18:29 ` [PATCH 06/11] io_uring: move req link into submit_state Pavel Begunkov
2021-02-18 18:29 ` [PATCH 07/11] io_uring: don't submit link on error Pavel Begunkov
2021-02-18 18:29 ` [PATCH 08/11] io_uring: split sqe-prep and async setup Pavel Begunkov
2021-02-18 18:29 ` [PATCH 09/11] io_uring: do io_*_prep() early in io_submit_sqe() Pavel Begunkov
2021-02-18 18:29 ` [PATCH 10/11] io_uring: don't do async setup for links' heads Pavel Begunkov
2021-02-18 18:29 ` [PATCH 11/11] io_uring: fail links more in io_submit_sqe() Pavel Begunkov
2021-02-18 20:25 ` [PATCH 00/11] submission path cleanups and optimisation Jens Axboe

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