1851 struct task_struct *cgroup_taskset_first(struct cgroup_taskset *tset)  in cgroup_taskset_first()  argument
1853 	if (tset->tc_array) {  in cgroup_taskset_first()
1854 		tset->idx = 0;  in cgroup_taskset_first()
1855 		return cgroup_taskset_next(tset);  in cgroup_taskset_first()
1857 		tset->cur_cgrp = tset->single.cgrp;  in cgroup_taskset_first()
1858 		return tset->single.task;  in cgroup_taskset_first()
1870 struct task_struct *cgroup_taskset_next(struct cgroup_taskset *tset)  in cgroup_taskset_next()  argument
1874 	if (!tset->tc_array || tset->idx >= tset->tc_array_len)  in cgroup_taskset_next()
1877 	tc = flex_array_get(tset->tc_array, tset->idx++);  in cgroup_taskset_next()
1878 	tset->cur_cgrp = tc->cgrp;  in cgroup_taskset_next()
1891 struct cgroup *cgroup_taskset_cur_cgroup(struct cgroup_taskset *tset)  in cgroup_taskset_cur_cgroup()  argument
1893 	return tset->cur_cgrp;  in cgroup_taskset_cur_cgroup()
1901 int cgroup_taskset_size(struct cgroup_taskset *tset)  in cgroup_taskset_size()  argument
1903 	return tset->tc_array ? tset->tc_array_len : 1;  in cgroup_taskset_size()
1964 	struct cgroup_taskset tset = { };  in cgroup_attach_task()  local
2022 	tset.tc_array = group;  in cgroup_attach_task()
2023 	tset.tc_array_len = group_size;  in cgroup_attach_task()
2035 			retval = ss->can_attach(cgrp, &tset);  in cgroup_attach_task()
2072 			ss->attach(cgrp, &tset);  in cgroup_attach_task()
2094 				ss->cancel_attach(cgrp, &tset);  in cgroup_attach_task()
2102 static int cgroup_allow_attach(struct cgroup *cgrp, struct cgroup_taskset *tset)  in cgroup_allow_attach()  argument
2109 			ret = ss->allow_attach(cgrp, tset);  in cgroup_allow_attach()
2120 int subsys_cgroup_allow_attach(struct cgroup *cgrp, struct cgroup_taskset *tset)  in subsys_cgroup_allow_attach()  argument
2128 	cgroup_taskset_for_each(task, cgrp, tset) {  in subsys_cgroup_allow_attach()
2174 			struct cgroup_taskset tset = { };  in attach_task_by_pid()  local
2175 			tset.single.task = tsk;  in attach_task_by_pid()
2176 			tset.single.cgrp = cgrp;  in attach_task_by_pid()
2177 			ret = cgroup_allow_attach(cgrp, &tset);  in attach_task_by_pid()