test/zc: recv asynchronously
test/zc: recv asynchronously

Receive in a separate task to avoid locking up in case of short sends.

Signed-off-by: Pavel Begunkov <8608d41fe50396a9dbd36e830be65ba791e26c05@gmail.com>
Link: https://lore.kernel.org/r/e50ed637cdba845e7f68f7e97fb05dee69b007d4.1659622771.git.8608d41fe50396a9dbd36e830be65ba791e26c05@gmail.com
Signed-off-by: Jens Axboe <cd8c6775e60d6f67a6984377324e5290df3d5358@kernel.dk>

axboe/liburing,axboe/liburing,axboe/liburing