io_uring: add a helper for setting a ref node
authorPavel Begunkov <asml.silence@gmail.com>
Wed, 30 Dec 2020 21:34:14 +0000 (21:34 +0000)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 6 Jan 2021 13:56:50 +0000 (14:56 +0100)
commitb25b86936a8dccd6f6ec9045bede4774b6c7c7cf
treec4f0226a0194be4401f937a78083d08bd01d6de5
parent25a2de679b5d55ead2f99881c7d3e9b745325f39
io_uring: add a helper for setting a ref node

commit 1642b4450d20e31439c80c28256c8eee08684698 upstream.

Setting a new reference node to a file data is not trivial, don't repeat
it, add and use a helper.

Cc: stable@vger.kernel.org # 5.6+
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
fs/io_uring.c