io_uring: undeprecate epoll_ctl support

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

Cc: stable@vger.kernel.org
Fixes: 61a2732af4b0 ("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>

diff --git a/io_uring/epoll.c b/io_uring/epoll.c
index 9aa74d2..89bff20 100644 (file)
--- a/io_uring/epoll.c
+++ b/io_uring/epoll.c
@@ -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;