1 /* SPDX-License-Identifier: GPL-2.0 */
12 #include <sys/wait.h>
32 			return -1;  in cg_check_frozen()
40 			return -1;  in cg_check_frozen()
56  * Attach a task to the given cgroup and wait for a cgroup frozen event.
62 	int fd, ret = -1;  in cg_enter_and_wait_for_frozen()
89  * Freeze the given cgroup and wait for the inotify signal.
95 	int fd, ret = -1;  in cg_freeze_wait()
119  * re-parented.
169 	free(cgroup);  in test_cgfreezer_simple()
245 	 * Wait until all child processes will enter  in test_cgfreezer_tree()
329 	for (i = 9; i >= 0 && cgroup[i]; i--) {  in test_cgfreezer_tree()
331 		free(cgroup[i]);  in test_cgfreezer_tree()
390 	free(cgroup);  in test_cgfreezer_forkbomb()
440 	free(child);  in test_cgfreezer_mkdir()
443 	free(parent);  in test_cgfreezer_mkdir()
492 	free(child);  in test_cgfreezer_rmdir()
495 	free(parent);  in test_cgfreezer_rmdir()
502  * 1) A (running) -> B (frozen)
503  * 2) B (frozen) -> A (running)
504  * 3) A (frozen) -> B (frozen)
573 	free(cgroup[0]);  in test_cgfreezer_migrate()
576 	free(cgroup[1]);  in test_cgfreezer_migrate()
636 	free(cgroup);  in test_cgfreezer_ptrace()
649 	if (len == -1) {  in proc_check_stopped()
651 		return -1;  in proc_check_stopped()
656 		return -1;  in proc_check_stopped()
702 	free(cgroup);  in test_cgfreezer_stopped()
759 	free(cgroup);  in test_cgfreezer_ptraced()
803 	free(cgroup);  in test_cgfreezer_vfork()
850 	 * 2) Sleep for 1000 us. Check that the freeze time is at  in test_cgfreezer_time_empty()
851 	 *    least 1000 us.  in test_cgfreezer_time_empty()
856 		debug("Expect time (%ld) to be at least 1000 us\n",  in test_cgfreezer_time_empty()
892 	free(cgroup);  in test_cgfreezer_time_empty()
943 	 * 3) Sleep for 1000 us. Check that the freeze time is at  in test_cgfreezer_time_simple()
944 	 *    least 1000 us.  in test_cgfreezer_time_simple()
950 		debug("Expect time (%ld) to be at least 1000 us\n",  in test_cgfreezer_time_simple()
970 	 * 5) Sleep for 1000 us. Check that the freeze time is the  in test_cgfreezer_time_simple()
987 	free(cgroup);  in test_cgfreezer_time_simple()
1033 	 * 2) Wait for the group to become fully populated. Check  in test_cgfreezer_time_populate()
1070 	 * 4) Wait for the group to become fully populated. Check  in test_cgfreezer_time_populate()
1132 	free(cgroup);  in test_cgfreezer_time_populate()
1223 	free(cgroup[0]);  in test_cgfreezer_time_migrate()
1226 	free(cgroup[1]);  in test_cgfreezer_time_migrate()
1232  * After that it checks that the child cgroup has a non-zero freeze time
1308 	free(child);  in test_cgfreezer_time_parent()
1311 	free(parent);  in test_cgfreezer_time_parent()
1365 	free(child);  in test_cgfreezer_time_child()
1368 	free(parent);  in test_cgfreezer_time_child()
1455 	for (i = 2; i >= 0 && cgroup[i]; i--) {  in test_cgfreezer_time_nested()
1457 		free(cgroup[i]);  in test_cgfreezer_time_nested()