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io_uring: undeprecate epoll_ctl support 

commit 4ea0bf4b98 upstream.

Libuv recently started using it so there is at least one consumer now.

Cc: stable@vger.kernel.org
Fixes: 61a2732af4 ("io_uring: deprecate epoll_ctl support")
Link: https://github.com/libuv/libuv/pull/3979
Signed-off-by: Ben Noordhuis <info@bnoordhuis.nl>
Link: https://lore.kernel.org/r/20230506095502.13401-1-info@bnoordhuis.nl
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ben Noordhuis 2023-05-06 11:55:02 +02:00 committed by Greg Kroah-Hartman
parent 94f97b8df0
commit 6fb0b098f6
1 changed files with 0 additions and 4 deletions
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4
io_uring/epoll.c
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@ -25,10 +25,6 @@ int io_epoll_ctl_prep(struct io_kiocb *req, const struct io_uring_sqe *sqe)
{
struct io_epoll *epoll = io_kiocb_to_cmd(req, struct io_epoll);
pr_warn_once("%s: epoll_ctl support in io_uring is deprecated and will "
"be removed in a future Linux kernel version.\n",
current->comm);
if (sqe->buf_index || sqe->splice_fd_in)
return -EINVAL;