io_uring: move provided and fixed buffers into the same io_kiocb area

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These are mutually exclusive - if you use provided buffers, then you
cannot use fixed buffers and vice versa. Move them into the same spot
in the io_kiocb, which is also advantageous for provided buffers as
they get near the submit side hot cacheline.

Signed-off-by: Jens Axboe <axboe@kernel.dk>

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This commit is contained in:

Jens Axboe 2022-04-30 14:35:17 -06:00

parent 149c69b04a

commit a4f8d94cfb

1 changed files with 8 additions and 4 deletions

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fs/io_uring.c

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