selftests/bpf/test_sysctl.c

1543 static int run_test_case(int cgfd, struct sysctl_test *test)
1563 	if (bpf_prog_attach(progfd, cgfd, atype, BPF_F_ALLOW_OVERRIDE) < 0) {
1589 		bpf_prog_detach(cgfd, atype);
1595 static int run_tests(int cgfd)
1602 		if (run_test_case(cgfd, &tests[i]))
1613 	int cgfd = -1;
1616 	cgfd = cgroup_setup_and_join(CG_PATH);
1617 	if (cgfd < 0)
1623 	if (run_tests(cgfd))
1630 	close(cgfd);