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From: <gregkh@linuxfoundation.org>
To: asml.silence@gmail.com, axboe@kernel.dk
Cc: <stable@vger.kernel.org>
Subject: FAILED: patch "[PATCH] io_uring: use right issue_flags for splice/tee" failed to apply to 5.17-stable tree
Date: Mon, 18 Apr 2022 11:54:46 +0200	[thread overview]
Message-ID: <1650275686134226@kroah.com> (raw)


The patch below does not apply to the 5.17-stable tree.
If someone wants it applied there, or to any other stable or longterm
tree, then please email the backport, including the original git commit
id to <stable@vger.kernel.org>.

thanks,

greg k-h

------------------ original commit in Linus's tree ------------------

From e941976659f1f6834077a1596bf53e6bdb10e90b Mon Sep 17 00:00:00 2001
From: Pavel Begunkov <asml.silence@gmail.com>
Date: Wed, 13 Apr 2022 16:10:33 +0100
Subject: [PATCH] io_uring: use right issue_flags for splice/tee

Pass right issue_flags into into io_file_get_fixed() instead of
IO_URING_F_UNLOCKED. It's probably not a problem at the moment but let's
do it safer.

Fixes: 6bf9c47a3989 ("io_uring: defer file assignment")
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/7d242daa9df5d776907686977cd29fbceb4a2d8d.1649862516.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/fs/io_uring.c b/fs/io_uring.c
index 6b1a98697dcf..3d6cbf77c89d 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -4358,7 +4358,7 @@ static int io_tee(struct io_kiocb *req, unsigned int issue_flags)
 		return -EAGAIN;
 
 	if (sp->flags & SPLICE_F_FD_IN_FIXED)
-		in = io_file_get_fixed(req, sp->splice_fd_in, IO_URING_F_UNLOCKED);
+		in = io_file_get_fixed(req, sp->splice_fd_in, issue_flags);
 	else
 		in = io_file_get_normal(req, sp->splice_fd_in);
 	if (!in) {
@@ -4400,7 +4400,7 @@ static int io_splice(struct io_kiocb *req, unsigned int issue_flags)
 		return -EAGAIN;
 
 	if (sp->flags & SPLICE_F_FD_IN_FIXED)
-		in = io_file_get_fixed(req, sp->splice_fd_in, IO_URING_F_UNLOCKED);
+		in = io_file_get_fixed(req, sp->splice_fd_in, issue_flags);
 	else
 		in = io_file_get_normal(req, sp->splice_fd_in);
 	if (!in) {


             reply	other threads:[~2022-04-18  9:55 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-04-18  9:54 gregkh [this message]
2022-04-18 12:43 ` FAILED: patch "[PATCH] io_uring: use right issue_flags for splice/tee" failed to apply to 5.17-stable tree Jens Axboe
2022-04-18 13:06   ` Greg KH
2022-04-18 13:45     ` Jens Axboe

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