make -C tools/testing/selftests TARGETS=net TEST_PROGS=msg_zerocopy.sh TESST_GEN_PROGS="" run_tests make: Entering directory '/home/virtme/testing-3/tools/testing/selftests' make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net' make[1]: Nothing to be done for 'all'. make[1]: Leaving directory '/home/virtme/testing-3/tools/testing/selftests/net' make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net' TAP version 13 1..1 # overriding timeout to 7200 # selftests: net: msg_zerocopy.sh # ipv4 tcp -t 1 # tx=3951 (246 MB) txc=0 zc=n # rx=3951 (246 MB) # ipv4 tcp -z -t 1 # tx=2475 (154 MB) txc=2475 zc=n # rx=2476 (154 MB) # ok # ipv6 tcp -t 1 # tx=4001 (249 MB) txc=0 zc=n # rx=4002 (249 MB) # ipv6 tcp -z -t 1 # tx=2398 (149 MB) txc=2398 zc=n # rx=2399 (149 MB) # ok # ipv4 udp -t 1 # tx=17238 (1075 MB) txc=0 zc=n # rx=16618 (1037 MB) # ipv4 udp -z -t 1 # rx=5675 (354 MB) # ./msg_zerocopy: send: Connection refused not ok 1 selftests: net: msg_zerocopy.sh # exit=1 make[1]: Leaving directory '/home/virtme/testing-3/tools/testing/selftests/net' make: Leaving directory '/home/virtme/testing-3/tools/testing/selftests' xx__-> echo $? 0 xx__->