There is enough of special handling for DEFER_TASKRUN, so we want to test sendzc with DEFER_TASKRUN as well. Apart from that, probe zc support at the beginning and do some more cleanups. v2: don't forget IORING_SETUP_SINGLE_ISSUER for DEFER_TASKRUN Pavel Begunkov (3): test: handle test_send_faults()'s cases one by one test/sendzc: improve zc support probing io_uring/sendzc: add DEFER_TASKRUN testing test/send-zerocopy.c | 332 ++++++++++++++++++++++++++++--------------- 1 file changed, 216 insertions(+), 116 deletions(-) -- 2.44.0