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From: Ming Lei <[email protected]>
To: Jens Axboe <[email protected]>, [email protected]
Cc: Ming Lei <[email protected]>, Pavel Begunkov <[email protected]>
Subject: [PATCH V2 1/1] io_uring: pass correct parameters to io_req_set_res
Date: Wed,  3 Aug 2022 20:07:57 +0800	[thread overview]
Message-ID: <[email protected]> (raw)

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

Cc: Pavel Begunkov <[email protected]>
Fixes: de23077eda61f ("io_uring: set completion results upfront")
Signed-off-by: Ming Lei <[email protected]>
---
V2:
	- fix 'Fixes tag' as pointed out by Pavel

 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 12:08 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-08-03 12:07 Ming Lei [this message]
2022-08-03 14:45 ` [PATCH V2 1/1] io_uring: pass correct parameters to io_req_set_res Jens Axboe

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