make -C tools/testing/selftests TARGETS="net" TEST_PROGS=msg_zerocopy.sh TTEST_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=8038 (501 MB) txc=0 zc=n
# rx=4014 (501 MB)
# ipv4 tcp -z -t 1
# tx=5053 (315 MB) txc=5053 zc=n
# rx=2526 (315 MB)
# ok
# ipv6 tcp -t 1
# tx=8147 (508 MB) txc=0 zc=n
# rx=4069 (508 MB)
# ipv6 tcp -z -t 1
# tx=5397 (336 MB) txc=5397 zc=n
# rx=2699 (336 MB)
# ok
# ipv4 udp -t 1
# tx=14259 (889 MB) txc=0 zc=n
# rx=13856 (864 MB)
# ipv4 udp -z -t 1
# rx=6077 (379 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__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak
xx__->