io_uring: cleanup buffer register

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In preparation for more changes do a little cleanup of
io_sqe_buffers_register(). Move all args/invariant checking into it from
io_buffers_map_alloc(), because it's confusing. And add a bit more
cleaning for the loop.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/93292cb9708c8455e5070cc855861d94e11ca042.1618101759.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Pavel Begunkov 2021-04-11 01:46:36 +01:00 • committed by Jens Axboe

parent 7f61a1e9ef

commit 87094465d0

1 changed files with 7 additions and 16 deletions

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fs/io_uring.c

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