2572 int cgroup_migrate_vet_dst(struct cgroup *dst_cgrp)  in cgroup_migrate_vet_dst()  argument
2575 	if (!cgroup_on_dfl(dst_cgrp))  in cgroup_migrate_vet_dst()
2579 	if (!cgroup_is_valid_domain(dst_cgrp->dom_cgrp))  in cgroup_migrate_vet_dst()
2583 	if (cgroup_is_mixable(dst_cgrp))  in cgroup_migrate_vet_dst()
2590 	if (cgroup_can_be_thread_root(dst_cgrp) || cgroup_is_threaded(dst_cgrp))  in cgroup_migrate_vet_dst()
2594 	if (dst_cgrp->subtree_control)  in cgroup_migrate_vet_dst()
2647 			    struct cgroup *dst_cgrp,  in cgroup_migrate_add_src()  argument
2663 	src_cgrp = cset_cgroup_from_root(src_cset, dst_cgrp->root);  in cgroup_migrate_add_src()
2674 	src_cset->mg_dst_cgrp = dst_cgrp;  in cgroup_migrate_add_src()
2792 int cgroup_attach_task(struct cgroup *dst_cgrp, struct task_struct *leader,  in cgroup_attach_task()  argument
2799 	ret = cgroup_migrate_vet_dst(dst_cgrp);  in cgroup_attach_task()
2808 		cgroup_migrate_add_src(task_css_set(task), dst_cgrp, &mgctx);  in cgroup_attach_task()
2823 		TRACE_CGROUP_PATH(attach_task, dst_cgrp, leader, threadgroup);  in cgroup_attach_task()
4716 					 struct cgroup *dst_cgrp,  in cgroup_procs_write_permission()  argument
4727 	while (!cgroup_is_descendant(dst_cgrp, com_cgrp))  in cgroup_procs_write_permission()
4746 	     !cgroup_is_descendant(dst_cgrp, ns->root_cset->dfl_cgrp)))  in cgroup_procs_write_permission()
4755 	struct cgroup *src_cgrp, *dst_cgrp;  in cgroup_procs_write()  local
4759 	dst_cgrp = cgroup_kn_lock_live(of->kn, false);  in cgroup_procs_write()
4760 	if (!dst_cgrp)  in cgroup_procs_write()
4773 	ret = cgroup_procs_write_permission(src_cgrp, dst_cgrp,  in cgroup_procs_write()
4778 	ret = cgroup_attach_task(dst_cgrp, task, true);  in cgroup_procs_write()
4796 	struct cgroup *src_cgrp, *dst_cgrp;  in cgroup_threads_write()  local
4802 	dst_cgrp = cgroup_kn_lock_live(of->kn, false);  in cgroup_threads_write()
4803 	if (!dst_cgrp)  in cgroup_threads_write()
4817 	ret = cgroup_procs_write_permission(src_cgrp, dst_cgrp,  in cgroup_threads_write()
4824 	if (src_cgrp->dom_cgrp != dst_cgrp->dom_cgrp)  in cgroup_threads_write()
4827 	ret = cgroup_attach_task(dst_cgrp, task, false);  in cgroup_threads_write()