259 bool cgroup_ssid_enabled(int ssid)  in cgroup_ssid_enabled()  argument
264 	return static_key_enabled(cgroup_subsys_enabled_key[ssid]);  in cgroup_ssid_enabled()
679 #define for_each_css(css, ssid, cgrp)					\  argument
680 	for ((ssid) = 0; (ssid) < CGROUP_SUBSYS_COUNT; (ssid)++)	\
682 				(cgrp)->subsys[(ssid)],			\
694 #define for_each_e_css(css, ssid, cgrp)					    \  argument
695 	for ((ssid) = 0; (ssid) < CGROUP_SUBSYS_COUNT; (ssid)++)	    \
697 						   cgroup_subsys[(ssid)]))) \
710 #define do_each_subsys_mask(ss, ssid, ss_mask) do {			\  argument
713 		(ssid) = 0;						\
716 	for_each_set_bit(ssid, &__ss_mask, CGROUP_SUBSYS_COUNT) {	\
717 		(ss) = cgroup_subsys[ssid];				\
959 	int ssid;  in put_css_set_locked()  local
969 	for_each_subsys(ss, ssid) {  in put_css_set_locked()
970 		list_del(&cset->e_cset_node[ssid]);  in put_css_set_locked()
971 		css_put(cset->subsys[ssid]);  in put_css_set_locked()
1209 	int ssid;  in find_css_set()  local
1269 	for_each_subsys(ss, ssid) {  in find_css_set()
1270 		struct cgroup_subsys_state *css = cset->subsys[ssid];  in find_css_set()
1272 		list_add_tail(&cset->e_cset_node[ssid],  in find_css_set()
1273 			      &css->cgroup->e_csets[ssid]);  in find_css_set()
1575 	int ssid;  in cgroup_calc_subtree_ss_mask()  local
1584 		do_each_subsys_mask(ss, ssid, cur_ss_mask) {  in cgroup_calc_subtree_ss_mask()
1785 	int ssid, i, ret;  in rebind_subsystems()  local
1790 	do_each_subsys_mask(ss, ssid, ss_mask) {  in rebind_subsystems()
1809 			dfl_disable_ss_mask |= 1 << ssid;  in rebind_subsystems()
1825 	do_each_subsys_mask(ss, ssid, ss_mask) {  in rebind_subsystems()
1835 			src_root->subsys_mask &= ~(1 << ssid);  in rebind_subsystems()
1841 		RCU_INIT_POINTER(scgrp->subsys[ssid], NULL);  in rebind_subsystems()
1842 		rcu_assign_pointer(dcgrp->subsys[ssid], css);  in rebind_subsystems()
1860 		dst_root->subsys_mask |= 1 << ssid;  in rebind_subsystems()
1862 			static_branch_enable(cgroup_subsys_on_dfl_key[ssid]);  in rebind_subsystems()
1864 			dcgrp->subtree_control |= 1 << ssid;  in rebind_subsystems()
1865 			static_branch_disable(cgroup_subsys_on_dfl_key[ssid]);  in rebind_subsystems()
1998 	int ssid;  in init_cgroup_housekeeping()  local
2013 	for_each_subsys(ss, ssid)  in init_cgroup_housekeeping()
2014 		INIT_LIST_HEAD(&cgrp->e_csets[ssid]);  in init_cgroup_housekeeping()
2532 				*dst_cssp = cset->mg_dst_cset->subsys[tset->ssid];  in cgroup_taskset_next()
2534 				*dst_cssp = cset->subsys[tset->ssid];  in cgroup_taskset_next()
2561 	int ssid, failed_ssid, ret;  in cgroup_migrate_execute()  local
2565 		do_each_subsys_mask(ss, ssid, mgctx->ss_mask) {  in cgroup_migrate_execute()
2567 				tset->ssid = ssid;  in cgroup_migrate_execute()
2570 					failed_ssid = ssid;  in cgroup_migrate_execute()
2612 		do_each_subsys_mask(ss, ssid, mgctx->ss_mask) {  in cgroup_migrate_execute()
2614 				tset->ssid = ssid;  in cgroup_migrate_execute()
2625 		do_each_subsys_mask(ss, ssid, mgctx->ss_mask) {  in cgroup_migrate_execute()
2626 			if (ssid == failed_ssid)  in cgroup_migrate_execute()
2629 				tset->ssid = ssid;  in cgroup_migrate_execute()
2796 		int ssid;  in cgroup_migrate_prepare_dst()  local
2826 		for_each_subsys(ss, ssid)  in cgroup_migrate_prepare_dst()
2827 			if (src_cset->subsys[ssid] != dst_cset->subsys[ssid])  in cgroup_migrate_prepare_dst()
2828 				mgctx->ss_mask |= 1 << ssid;  in cgroup_migrate_prepare_dst()
2976 	int ssid;  in cgroup_procs_write_finish()  local
2983 	for_each_subsys(ss, ssid)  in cgroup_procs_write_finish()
2992 	int ssid;  in cgroup_print_ss_mask()  local
2994 	do_each_subsys_mask(ss, ssid, ss_mask) {  in cgroup_print_ss_mask()
3107 	int ssid;  in cgroup_lock_and_drain_offline()  local
3113 		for_each_subsys(ss, ssid) {  in cgroup_lock_and_drain_offline()
3225 	int ssid, ret;  in cgroup_apply_control_enable()  local
3228 		for_each_subsys(ss, ssid) {  in cgroup_apply_control_enable()
3271 	int ssid;  in cgroup_apply_control_disable()  local
3274 		for_each_subsys(ss, ssid) {  in cgroup_apply_control_disable()
3395 	int ssid, ret;  in cgroup_subtree_control_write()  local
3405 		do_each_subsys_mask(ss, ssid, ~cgrp_dfl_inhibit_ss_mask) {  in cgroup_subtree_control_write()
3406 			if (!cgroup_ssid_enabled(ssid) ||  in cgroup_subtree_control_write()
3411 				enable |= 1 << ssid;  in cgroup_subtree_control_write()
3412 				disable &= ~(1 << ssid);  in cgroup_subtree_control_write()
3414 				disable |= 1 << ssid;  in cgroup_subtree_control_write()
3415 				enable &= ~(1 << ssid);  in cgroup_subtree_control_write()
3421 		if (ssid == CGROUP_SUBSYS_COUNT)  in cgroup_subtree_control_write()
3429 	for_each_subsys(ss, ssid) {  in cgroup_subtree_control_write()
3430 		if (enable & (1 << ssid)) {  in cgroup_subtree_control_write()
3431 			if (cgrp->subtree_control & (1 << ssid)) {  in cgroup_subtree_control_write()
3432 				enable &= ~(1 << ssid);  in cgroup_subtree_control_write()
3436 			if (!(cgroup_control(cgrp) & (1 << ssid))) {  in cgroup_subtree_control_write()
3440 		} else if (disable & (1 << ssid)) {  in cgroup_subtree_control_write()
3441 			if (!(cgrp->subtree_control & (1 << ssid))) {  in cgroup_subtree_control_write()
3442 				disable &= ~(1 << ssid);  in cgroup_subtree_control_write()
3448 				if (child->subtree_control & (1 << ssid)) {  in cgroup_subtree_control_write()
3685 						 struct cgroup *cgrp, int ssid)  in cgroup_extra_stat_show()  argument
3687 	struct cgroup_subsys *ss = cgroup_subsys[ssid];  in cgroup_extra_stat_show()
5869 	int ssid;  in cgroup_destroy_locked()  local
5902 	for_each_css(css, ssid, cgrp)  in cgroup_destroy_locked()
6058 	int ssid;  in cgroup_init()  local
6082 	for_each_subsys(ss, ssid) {  in cgroup_init()
6094 		list_add_tail(&init_css_set.e_cset_node[ssid],  in cgroup_init()
6095 			      &cgrp_dfl_root.cgrp.e_csets[ssid]);  in cgroup_init()
6102 		if (!cgroup_ssid_enabled(ssid))  in cgroup_init()
6105 		if (cgroup1_ssid_disabled(ssid))  in cgroup_init()
6130 			ss->bind(init_css_set.subsys[ssid]);  in cgroup_init()
6133 		css_populate_dir(init_css_set.subsys[ssid]);  in cgroup_init()
6245 		int ssid, count = 0;  in proc_cgroup_show()  local
6252 			for_each_subsys(ss, ssid)  in proc_cgroup_show()
6253 				if (root->subsys_mask & (1 << ssid))  in proc_cgroup_show()
6687 	int ssid;  in cgroup_release()  local
6689 	do_each_subsys_mask(ss, ssid, have_release_callback) {  in cgroup_release()
7011 	int ssid;  in delegate_show()  local
7020 	for_each_subsys(ss, ssid)  in delegate_show()
7023 					      cgroup_subsys_name[ssid]);  in delegate_show()