1948 struct task_struct *cgroup_taskset_first(struct cgroup_taskset *tset)  in cgroup_taskset_first()  argument
1950 	tset->cur_cset = list_first_entry(tset->csets, struct css_set, mg_node);  in cgroup_taskset_first()
1951 	tset->cur_task = NULL;  in cgroup_taskset_first()
1953 	return cgroup_taskset_next(tset);  in cgroup_taskset_first()
1963 struct task_struct *cgroup_taskset_next(struct cgroup_taskset *tset)  in cgroup_taskset_next()  argument
1965 	struct css_set *cset = tset->cur_cset;  in cgroup_taskset_next()
1966 	struct task_struct *task = tset->cur_task;  in cgroup_taskset_next()
1968 	while (&cset->mg_node != tset->csets) {  in cgroup_taskset_next()
1976 			tset->cur_cset = cset;  in cgroup_taskset_next()
1977 			tset->cur_task = task;  in cgroup_taskset_next()
2185 	struct cgroup_taskset tset = {  in cgroup_migrate()  local
2186 		.src_csets	= LIST_HEAD_INIT(tset.src_csets),  in cgroup_migrate()
2187 		.dst_csets	= LIST_HEAD_INIT(tset.dst_csets),  in cgroup_migrate()
2188 		.csets		= &tset.src_csets,  in cgroup_migrate()
2222 			list_add_tail(&cset->mg_node, &tset.src_csets);  in cgroup_migrate()
2225 				       &tset.dst_csets);  in cgroup_migrate()
2234 	if (list_empty(&tset.src_csets))  in cgroup_migrate()
2240 			ret = css->ss->can_attach(css, &tset);  in cgroup_migrate()
2254 	list_for_each_entry(cset, &tset.src_csets, mg_node) {  in cgroup_migrate()
2266 	tset.csets = &tset.dst_csets;  in cgroup_migrate()
2270 			css->ss->attach(css, &tset);  in cgroup_migrate()
2280 			css->ss->cancel_attach(css, &tset);  in cgroup_migrate()
2284 	list_splice_init(&tset.dst_csets, &tset.src_csets);  in cgroup_migrate()
2285 	list_for_each_entry_safe(cset, tmp_cset, &tset.src_csets, mg_node) {  in cgroup_migrate()