io_uring/kbuf: use region api for pbuf rings

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Convert internal parts of the provided buffer ring managment to the
region API. It's the last non-region mapped ring we have, so it also
kills a bunch of now unused memmap.c helpers.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/6c40cf7beaa648558acd4d84bc0fb3279a35d74b.1732886067.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Pavel Begunkov 2024-11-29 13:34:38 +00:00 • committed by Jens Axboe

parent 90175f3f50

commit ef62de3c4a

4 changed files with 73 additions and 240 deletions

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172

io_uring/kbuf.c

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18

io_uring/kbuf.h

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118

io_uring/memmap.c

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7

io_uring/memmap.h

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