25  * Check if the cgroup is frozen by looking at the cgroup.events::frozen value.
29 	if (frozen) {  in cg_check_frozen()
30 		if (cg_read_strstr(cgroup, "cgroup.events", "frozen 1") != 0) {  in cg_check_frozen()
38 		if (cg_read_strstr(cgroup, "cgroup.events", "frozen 0") != 0) {  in cg_check_frozen()
66 	if (fd < 0)  in cg_enter_and_wait_for_frozen()
70 	if (ret)  in cg_enter_and_wait_for_frozen()
75 		if (ret)  in cg_enter_and_wait_for_frozen()
79 		if (ret)  in cg_enter_and_wait_for_frozen()
90  * If there are no events in 10 seconds, treat this as an error.
98 	if (fd < 0)  in cg_freeze_wait()
102 	if (ret) {  in cg_freeze_wait()
108 	if (ret)  in cg_freeze_wait()
143 	if (!cgroup)  in test_cgfreezer_simple()
146 	if (cg_create(cgroup))  in test_cgfreezer_simple()
152 	if (cg_wait_for_proc_count(cgroup, 100))  in test_cgfreezer_simple()
155 	if (cg_check_frozen(cgroup, false))  in test_cgfreezer_simple()
158 	if (cg_freeze_wait(cgroup, true))  in test_cgfreezer_simple()
161 	if (cg_freeze_wait(cgroup, false))  in test_cgfreezer_simple()
167 	if (cgroup)  in test_cgfreezer_simple()
195 	if (!cgroup[0])  in test_cgfreezer_tree()
199 	if (!cgroup[1])  in test_cgfreezer_tree()
203 	if (!cgroup[2])  in test_cgfreezer_tree()
207 	if (!cgroup[3])  in test_cgfreezer_tree()
211 	if (!cgroup[4])  in test_cgfreezer_tree()
215 	if (!cgroup[5])  in test_cgfreezer_tree()
219 	if (!cgroup[6])  in test_cgfreezer_tree()
223 	if (!cgroup[7])  in test_cgfreezer_tree()
227 	if (!cgroup[8])  in test_cgfreezer_tree()
231 	if (!cgroup[9])  in test_cgfreezer_tree()
235 		if (cg_create(cgroup[i]))  in test_cgfreezer_tree()
249 	if (cg_wait_for_proc_count(cgroup[2], 1) ||  in test_cgfreezer_tree()
257 	if (cg_freeze_wait(cgroup[1], true))  in test_cgfreezer_tree()
263 	if (cg_freeze_wait(cgroup[5], true))  in test_cgfreezer_tree()
269 	if (cg_freeze_wait(cgroup[6], true))  in test_cgfreezer_tree()
275 	if (cg_check_frozen(cgroup[0], false))  in test_cgfreezer_tree()
278 	if (cg_check_frozen(cgroup[4], false))  in test_cgfreezer_tree()
284 	if (cg_freeze_wait(cgroup[0], true))  in test_cgfreezer_tree()
287 	if (cg_check_frozen(cgroup[1], true))  in test_cgfreezer_tree()
290 	if (cg_check_frozen(cgroup[4], true))  in test_cgfreezer_tree()
296 	if (cg_freeze_nowait(cgroup[1], false))  in test_cgfreezer_tree()
299 	if (cg_freeze_nowait(cgroup[5], false))  in test_cgfreezer_tree()
302 	if (cg_freeze_nowait(cgroup[6], false))  in test_cgfreezer_tree()
308 	if (cg_check_frozen(cgroup[2], true))  in test_cgfreezer_tree()
311 	if (cg_check_frozen(cgroup[7], true))  in test_cgfreezer_tree()
317 	if (cg_freeze_wait(cgroup[0], false))  in test_cgfreezer_tree()
320 	if (cg_check_frozen(cgroup[2], false))  in test_cgfreezer_tree()
323 	if (cg_check_frozen(cgroup[9], false))  in test_cgfreezer_tree()
366 	if (!cgroup)  in test_cgfreezer_forkbomb()
369 	if (cg_create(cgroup))  in test_cgfreezer_forkbomb()
376 	if (cg_freeze_wait(cgroup, true))  in test_cgfreezer_forkbomb()
379 	if (cg_killall(cgroup))  in test_cgfreezer_forkbomb()
382 	if (cg_wait_for_proc_count(cgroup, 0))  in test_cgfreezer_forkbomb()
388 	if (cgroup)  in test_cgfreezer_forkbomb()
406 	if (!parent)  in test_cgfreezer_mkdir()
410 	if (!child)  in test_cgfreezer_mkdir()
413 	if (cg_create(parent))  in test_cgfreezer_mkdir()
416 	if (cg_freeze_wait(parent, true))  in test_cgfreezer_mkdir()
419 	if (cg_create(child))  in test_cgfreezer_mkdir()
423 	if (pid < 0)  in test_cgfreezer_mkdir()
426 	if (cg_wait_for_proc_count(child, 1))  in test_cgfreezer_mkdir()
429 	if (cg_check_frozen(child, true))  in test_cgfreezer_mkdir()
432 	if (cg_check_frozen(parent, true))  in test_cgfreezer_mkdir()
438 	if (child)  in test_cgfreezer_mkdir()
441 	if (parent)  in test_cgfreezer_mkdir()
459 	if (!parent)  in test_cgfreezer_rmdir()
463 	if (!child)  in test_cgfreezer_rmdir()
466 	if (cg_create(parent))  in test_cgfreezer_rmdir()
469 	if (cg_create(child))  in test_cgfreezer_rmdir()
472 	if (cg_freeze_wait(parent, true))  in test_cgfreezer_rmdir()
475 	if (cg_destroy(child))  in test_cgfreezer_rmdir()
478 	if (cg_check_frozen(parent, true))  in test_cgfreezer_rmdir()
481 	if (cg_create(child))  in test_cgfreezer_rmdir()
484 	if (cg_check_frozen(child, true))  in test_cgfreezer_rmdir()
490 	if (child)  in test_cgfreezer_rmdir()
493 	if (parent)  in test_cgfreezer_rmdir()
515 	if (!cgroup[0])  in test_cgfreezer_migrate()
519 	if (!cgroup[1])  in test_cgfreezer_migrate()
522 	if (cg_create(cgroup[0]))  in test_cgfreezer_migrate()
525 	if (cg_create(cgroup[1]))  in test_cgfreezer_migrate()
529 	if (pid < 0)  in test_cgfreezer_migrate()
532 	if (cg_wait_for_proc_count(cgroup[0], 1))  in test_cgfreezer_migrate()
538 	if (cg_freeze_wait(cgroup[1], true))  in test_cgfreezer_migrate()
541 	if (cg_enter_and_wait_for_frozen(cgroup[1], pid, true))  in test_cgfreezer_migrate()
544 	if (cg_check_frozen(cgroup[0], false))  in test_cgfreezer_migrate()
550 	if (cg_enter_and_wait_for_frozen(cgroup[0], pid, false))  in test_cgfreezer_migrate()
553 	if (cg_check_frozen(cgroup[1], true))  in test_cgfreezer_migrate()
559 	if (cg_freeze_wait(cgroup[0], true))  in test_cgfreezer_migrate()
562 	if (cg_enter_and_wait_for_frozen(cgroup[1], pid, true))  in test_cgfreezer_migrate()
565 	if (cg_check_frozen(cgroup[0], true))  in test_cgfreezer_migrate()
571 	if (cgroup[0])  in test_cgfreezer_migrate()
574 	if (cgroup[1])  in test_cgfreezer_migrate()
591 	if (!cgroup)  in test_cgfreezer_ptrace()
594 	if (cg_create(cgroup))  in test_cgfreezer_ptrace()
598 	if (pid < 0)  in test_cgfreezer_ptrace()
601 	if (cg_wait_for_proc_count(cgroup, 1))  in test_cgfreezer_ptrace()
604 	if (cg_freeze_wait(cgroup, true))  in test_cgfreezer_ptrace()
607 	if (ptrace(PTRACE_SEIZE, pid, NULL, NULL))  in test_cgfreezer_ptrace()
610 	if (ptrace(PTRACE_INTERRUPT, pid, NULL, NULL))  in test_cgfreezer_ptrace()
619 	if (cg_check_frozen(cgroup, true))  in test_cgfreezer_ptrace()
622 	if (ptrace(PTRACE_GETSIGINFO, pid, NULL, &siginfo))  in test_cgfreezer_ptrace()
625 	if (ptrace(PTRACE_DETACH, pid, NULL, NULL))  in test_cgfreezer_ptrace()
628 	if (cg_check_frozen(cgroup, true))  in test_cgfreezer_ptrace()
634 	if (cgroup)  in test_cgfreezer_ptrace()
641  * Check if the process is stopped.
649 	if (len == -1) {  in proc_check_stopped()
654 	if (strstr(buf, "(test_freezer) T ") == NULL) {  in proc_check_stopped()
671 	if (!cgroup)  in test_cgfreezer_stopped()
674 	if (cg_create(cgroup))  in test_cgfreezer_stopped()
679 	if (cg_wait_for_proc_count(cgroup, 1))  in test_cgfreezer_stopped()
682 	if (kill(pid, SIGSTOP))  in test_cgfreezer_stopped()
685 	if (cg_check_frozen(cgroup, false))  in test_cgfreezer_stopped()
688 	if (cg_freeze_wait(cgroup, true))  in test_cgfreezer_stopped()
691 	if (cg_freeze_wait(cgroup, false))  in test_cgfreezer_stopped()
694 	if (proc_check_stopped(pid))  in test_cgfreezer_stopped()
700 	if (cgroup)  in test_cgfreezer_stopped()
716 	if (!cgroup)  in test_cgfreezer_ptraced()
719 	if (cg_create(cgroup))  in test_cgfreezer_ptraced()
724 	if (cg_wait_for_proc_count(cgroup, 1))  in test_cgfreezer_ptraced()
727 	if (ptrace(PTRACE_SEIZE, pid, NULL, NULL))  in test_cgfreezer_ptraced()
730 	if (ptrace(PTRACE_INTERRUPT, pid, NULL, NULL))  in test_cgfreezer_ptraced()
735 	if (cg_check_frozen(cgroup, false))  in test_cgfreezer_ptraced()
738 	if (cg_freeze_wait(cgroup, true))  in test_cgfreezer_ptraced()
745 	if (cg_freeze_wait(cgroup, false))  in test_cgfreezer_ptraced()
748 	if (ptrace(PTRACE_GETSIGINFO, pid, NULL, &siginfo))  in test_cgfreezer_ptraced()
751 	if (ptrace(PTRACE_DETACH, pid, NULL, NULL))  in test_cgfreezer_ptraced()
757 	if (cgroup)  in test_cgfreezer_ptraced()
767 	if (pid == 0)  in vfork_fn()
784 	if (!cgroup)  in test_cgfreezer_vfork()
787 	if (cg_create(cgroup))  in test_cgfreezer_vfork()
792 	if (cg_wait_for_proc_count(cgroup, 2))  in test_cgfreezer_vfork()
795 	if (cg_freeze_wait(cgroup, true))  in test_cgfreezer_vfork()
801 	if (cgroup)  in test_cgfreezer_vfork()
830 	if (cg_find_unified_root(root, sizeof(root)))  in main()