io_uring: add a helper failing not issued requests

Add a simple helper doing CQE posting, marking request for link-failure,
and putting both submission and completion references.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Pavel Begunkov 2021-02-28 22:35:12 +00:00 • committed by Jens Axboe
commit f41db2732d