io_uring: encapsulate rw state

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Add a new struct io_rw_state storing all iov related bits: fast iov,
iterator and iterator state. Not much changes here, simply convert
struct io_async_rw to use it.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/e8245ffcb568b228a009ec1eb79c993c813679f1.1634144845.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Pavel Begunkov 2021-10-14 16:10:15 +01:00 • committed by Jens Axboe

parent 258f3a7f84

commit 538941e268

1 changed files with 23 additions and 19 deletions

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fs/io_uring.c

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