io_uring: add IORING_OP_FADVISE

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This adds support for doing fadvise through io_uring. We assume that
WILLNEED doesn't block, but that DONTNEED may block.

Reviewed-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Jens Axboe 2019-12-25 22:03:45 -07:00

parent ba04291eb6

commit 4840e418c2

2 changed files with 55 additions and 0 deletions

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53

fs/io_uring.c

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2

include/uapi/linux/io_uring.h

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