io_uring: remove allocation cache array

We have several of request allocation layers, remove the last one, which
is the submit->reqs array, and always use submit->free_reqs instead.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/8547095c35f7a87bab14f6447ecd30a273ed7500.1632516769.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Pavel Begunkov 2021-09-24 21:59:45 +01:00 • committed by Jens Axboe
commit 3ab665b74e