Pavel Begunkov e3366e0234 io_uring/net: fix zc fixed buf lifetime ...

Notifications usually outlive requests, so we need to pin buffers with
it by assigning a rsrc to it instead of the request.

Fixed: b48c312be0 ("io_uring/net: simplify zerocopy send user API")
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/dd6406ff8a90887f2b36ed6205dac9fda17c1f35.1663366886.git.asml.silence@gmail.com
Reviewed-by: Stefan Metzmacher <metze@samba.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

2022-09-18 05:07:51 -06:00

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