io_uring/memmap: helper for pinning region pages

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In preparation to adding kernel allocated regions extract a new helper
that pins user pages.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/a17d7c39c3de4266b66b75b2dcf768150e1fc618.1732886067.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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

parent c4d0ac1c15

commit a90558b36c

1 changed files with 21 additions and 7 deletions

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io_uring/memmap.c

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