make -C tools/testing/selftests TARGETS="net" TES<ST_PROGS=ipvtap_test.sh TEST_GEN_PROGS="" run_tests    
make: Entering directory '/srv/vmksft/testing/wt-1/tools/testing/selftests'
make[1]: Nothing to be done for 'all'.
make[1]: Nothing to be done for 'all'.
TAP version 13
1..1
# timeout set to 3600
# selftests: net: ipvtap_test.sh
# 42.08 [+42.08] TEST: test multithreaded ip set                                     [ OK ]
ok 1 selftests: net: ipvtap_test.sh
make: Leaving directory '/srv/vmksft/testing/wt-1/tools/testing/selftests'
xx__-> echo $?
0
xx__->