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From: Ming Lei <ming.lei@redhat.com>
To: Jens Axboe <axboe@kernel.dk>, io-uring@vger.kernel.org
Cc: Ming Lei <ming.lei@redhat.com>, Pavel Begunkov <asml.silence@gmail.com>
Subject: [PATCH] io_uring: pass correct parameters to io_req_set_res
Date: Wed,  3 Aug 2022 19:09:38 +0800	[thread overview]
Message-ID: <20220803110938.1564772-1-ming.lei@redhat.com> (raw)

The two parameters of 'res' and 'cflags' are swapped, so fix it.
Without this fix, 'ublk del' hangs forever.

Cc: Pavel Begunkov <asml.silence@gmail.com>
Fixes: 27a9d66fec77 ("io_uring: kill extra io_uring_types.h includes")
Signed-off-by: Ming Lei <ming.lei@redhat.com>
---
 io_uring/uring_cmd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/io_uring/uring_cmd.c b/io_uring/uring_cmd.c
index 0a421ed51e7e..849d9708d612 100644
--- a/io_uring/uring_cmd.c
+++ b/io_uring/uring_cmd.c
@@ -46,7 +46,7 @@ void io_uring_cmd_done(struct io_uring_cmd *ioucmd, ssize_t ret, ssize_t res2)
 	if (ret < 0)
 		req_set_fail(req);
 
-	io_req_set_res(req, 0, ret);
+	io_req_set_res(req, ret, 0);
 	if (req->ctx->flags & IORING_SETUP_CQE32)
 		io_req_set_cqe32_extra(req, res2, 0);
 	__io_req_complete(req, 0);
-- 
2.31.1


             reply	other threads:[~2022-08-03 11:10 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-03 11:09 Ming Lei [this message]
2022-08-03 11:40 ` [PATCH] io_uring: pass correct parameters to io_req_set_res Pavel Begunkov
2022-08-03 11:59   ` Ming Lei

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