tests: fix timeout-new for old kernels

Users report timeout-new fails. Don't return an error for older kernels
not supporting IORING_FEAT_EXT_ARG, just skip it.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Link: https://lore.kernel.org/r/6f01055350de8dfb637a5c5475dee1cdd4e4494e.1620404433.git.asml.silence@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
1 file changed