io_uring: wrap io_kiocb reference count manipulation in helpers

No functional changes in this patch, just in preparation for handling the
references a bit more efficiently.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Jens Axboe 2021-02-24 13:28:27 -07:00
commit de9b4ccad7