1TAP version 13 21..3 3# selftests: membarrier: membarrier_test_single_thread 4# TAP version 13 5# 1..2 6# ok 1 sys_membarrier available 7# ok 2 sys membarrier invalid command test: command = -1, flags = 0, errno = 22. Failed as expected 8ok 1 selftests: membarrier: membarrier_test_single_thread 9# selftests: membarrier: membarrier_test_multi_thread 10# TAP version 13 11# 1..2 12# ok 1 sys_membarrier available 13# ok 2 sys membarrier invalid command test: command = -1, flags = 0, errno = 22. Failed as expected 14ok 2 selftests: membarrier: membarrier_test_multi_thread 15ok 3 # SKIP selftests: membarrier: membarrier_test_multi_thread 16