io_uring: allow IO_SQE_* flags on IORING_OP_TIMEOUT

There's really no reason why we forbid things like link/drain etc on
regular timeout commands. Enable the usual SQE flags on timeouts.

Reported-by: 李通洲 <carter.li@eoitek.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/fs/io_uring.c b/fs/io_uring.c
index 6c22a277904e9a57071855e94d1494aee7c7c226..00f119bdd8ff4fdc7538806076796c6acea0af7d 100644 (file)
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -2703,9 +2703,6 @@ static int io_timeout(struct io_kiocb *req, const struct io_uring_sqe *sqe)
        int ret;
 
        ret = io_timeout_setup(req);
-       /* common setup allows flags (like links) set, we don't */
-       if (!ret && sqe->flags)
-               ret = -EINVAL;
        if (ret)
                return ret;