730 #define cgroup_for_each_live_child(child, cgrp)				\  argument
731 	list_for_each_entry((child), &(cgrp)->self.children, self.sibling) \
733 		       cgroup_is_dead(child); }))			\
826 	struct cgroup *child = NULL;  in cgroup_update_populated()  local
834 		if (!child) {  in cgroup_update_populated()
837 			if (cgroup_is_threaded(child))  in cgroup_update_populated()
851 		child = cgrp;  in cgroup_update_populated()
3362 	struct cgroup *cgrp, *child;  in cgroup_subtree_control_write()  local
3417 			cgroup_for_each_live_child(child, cgrp) {  in cgroup_subtree_control_write()
3418 				if (child->subtree_control & (1 << ssid)) {  in cgroup_subtree_control_write()
4588 	struct cgroup_subsys_state *child;  in css_has_online_children()  local
4592 	css_for_each_child(child, css) {  in css_has_online_children()
4593 		if (child->flags & CSS_ONLINE) {  in css_has_online_children()
6162 void cgroup_fork(struct task_struct *child)  in cgroup_fork()  argument
6164 	RCU_INIT_POINTER(child->cgroups, &init_css_set);  in cgroup_fork()
6165 	INIT_LIST_HEAD(&child->cg_list);  in cgroup_fork()
6323 int cgroup_can_fork(struct task_struct *child, struct kernel_clone_args *kargs)  in cgroup_can_fork()  argument
6333 		ret = ss->can_fork(child, kargs->cset);  in cgroup_can_fork()
6345 			ss->cancel_fork(child, kargs->cset);  in cgroup_can_fork()
6362 void cgroup_cancel_fork(struct task_struct *child,  in cgroup_cancel_fork()  argument
6370 			ss->cancel_fork(child, kargs->cset);  in cgroup_cancel_fork()
6382 void cgroup_post_fork(struct task_struct *child,  in cgroup_post_fork()  argument
6398 	if (likely(child->pid)) {  in cgroup_post_fork()
6404 		WARN_ON_ONCE(!list_empty(&child->cg_list));  in cgroup_post_fork()
6406 		css_set_move_task(child, NULL, cset, false);  in cgroup_post_fork()
6412 	if (!(child->flags & PF_KTHREAD)) {  in cgroup_post_fork()
6419 			spin_lock(&child->sighand->siglock);  in cgroup_post_fork()
6420 			WARN_ON_ONCE(child->frozen);  in cgroup_post_fork()
6421 			child->jobctl |= JOBCTL_TRAP_FREEZE;  in cgroup_post_fork()
6422 			spin_unlock(&child->sighand->siglock);  in cgroup_post_fork()
6448 		ss->fork(child);  in cgroup_post_fork()
6453 		struct css_set *rcset = child->nsproxy->cgroup_ns->root_cset;  in cgroup_post_fork()
6456 		child->nsproxy->cgroup_ns->root_cset = cset;  in cgroup_post_fork()
6462 		do_send_sig_info(SIGKILL, SEND_SIG_NOINFO, child, PIDTYPE_TGID);  in cgroup_post_fork()