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
# timeout set to 4800
# selftests: net: msg_zerocopy.sh
# ipv4 tcp -t 1
# tx=3400 (212 MB) txc=0 zc=n
# rx=3398 (212 MB)
# ipv4 tcp -z -t 1
# tx=2229 (139 MB) txc=2229 zc=n
# rx=2228 (139 MB)
# ok
# ipv6 tcp -t 1
# tx=3191 (199 MB) txc=0 zc=n
# rx=3183 (199 MB)
# ipv6 tcp -z -t 1
# tx=1984 (123 MB) txc=1984 zc=n
# rx=1982 (123 MB)
# ok
[  337.657009][ T4425] ip (4425) used greatest stack depth: 23456 bytes left
# ipv4 udp -t 1
# tx=14100 (879 MB) txc=0 zc=n
# rx=13199 (823 MB)
# ipv4 udp -z -t 1
# tx=5271 (328 MB) txc=5271 zc=n
# rx=5263 (328 MB)
# ok
# ipv6 udp -t 1
# tx=15328 (956 MB) txc=0 zc=n
# rx=14472 (903 MB)
# ipv6 udp -z -t 1
# tx=5847 (364 MB) txc=5847 zc=n
# rx=5813 (362 MB)
# ok
# OK. All tests passed
ok 1 selftests: net: msg_zerocopy.sh
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__->