Lines Matching refs:ss
222 struct cgroup_subsys *ss);
467 struct cgroup_subsys *ss) in cgroup_css() argument
469 if (ss) in cgroup_css()
470 return rcu_dereference_check(cgrp->subsys[ss->id], in cgroup_css()
485 struct cgroup_subsys *ss) in cgroup_tryget_css() argument
490 css = cgroup_css(cgrp, ss); in cgroup_tryget_css()
509 struct cgroup_subsys *ss) in cgroup_e_css_by_mask() argument
513 if (!ss) in cgroup_e_css_by_mask()
520 while (!(cgroup_ss_mask(cgrp) & (1 << ss->id))) { in cgroup_e_css_by_mask()
526 return cgroup_css(cgrp, ss); in cgroup_e_css_by_mask()
543 struct cgroup_subsys *ss) in cgroup_e_css() argument
548 css = cgroup_css(cgrp, ss); in cgroup_e_css()
555 return init_css_set.subsys[ss->id]; in cgroup_e_css()
570 struct cgroup_subsys *ss) in cgroup_get_e_css() argument
577 css = cgroup_css(cgrp, ss); in cgroup_get_e_css()
584 css = init_css_set.subsys[ss->id]; in cgroup_get_e_css()
643 if (cft->ss) in of_css()
644 return rcu_dereference_raw(cgrp->subsys[cft->ss->id]); in of_css()
689 #define do_each_subsys_mask(ss, ssid, ss_mask) do { \ argument
696 (ss) = cgroup_subsys[ssid]; \
924 struct cgroup_subsys *ss; in css_set_hash() local
927 for_each_subsys(ss, i) in css_set_hash()
937 struct cgroup_subsys *ss; in put_css_set_locked() local
948 for_each_subsys(ss, ssid) { in put_css_set_locked()
1065 struct cgroup_subsys *ss; in find_existing_css_set() local
1075 for_each_subsys(ss, i) { in find_existing_css_set()
1081 template[i] = cgroup_e_css_by_mask(cgrp, ss); in find_existing_css_set()
1186 struct cgroup_subsys *ss; in find_css_set() local
1247 for_each_subsys(ss, ssid) { in find_css_set()
1471 struct cgroup_subsys *ss = cft->ss; in cgroup_file_name() local
1473 if (cft->ss && !(cft->flags & CFTYPE_NO_PREFIX) && in cgroup_file_name()
1478 dbg, cgroup_on_dfl(cgrp) ? ss->name : ss->legacy_name, in cgroup_file_name()
1524 struct cgroup_subsys *ss; in cgroup_calc_subtree_ss_mask() local
1534 do_each_subsys_mask(ss, ssid, cur_ss_mask) { in cgroup_calc_subtree_ss_mask()
1535 new_ss_mask |= ss->depends_on; in cgroup_calc_subtree_ss_mask()
1633 struct cgroup_subsys_state *css = cgroup_css(cgrp, cft->ss); in cgroup_rm_file()
1660 if (!css->ss) { in css_clear_dir()
1668 list_for_each_entry(cfts, &css->ss->cfts, node) in css_clear_dir()
1688 if (!css->ss) { in css_populate_dir()
1698 list_for_each_entry(cfts, &css->ss->cfts, node) { in css_populate_dir()
1711 list_for_each_entry(cfts, &css->ss->cfts, node) { in css_populate_dir()
1722 struct cgroup_subsys *ss; in rebind_subsystems() local
1727 do_each_subsys_mask(ss, ssid, ss_mask) { in rebind_subsystems()
1733 if (css_next_child(NULL, cgroup_css(&ss->root->cgrp, ss)) && in rebind_subsystems()
1734 !ss->implicit_on_dfl) in rebind_subsystems()
1738 if (ss->root != &cgrp_dfl_root && dst_root != &cgrp_dfl_root) in rebind_subsystems()
1742 do_each_subsys_mask(ss, ssid, ss_mask) { in rebind_subsystems()
1743 struct cgroup_root *src_root = ss->root; in rebind_subsystems()
1745 struct cgroup_subsys_state *css = cgroup_css(scgrp, ss); in rebind_subsystems()
1748 WARN_ON(!css || cgroup_css(dcgrp, ss)); in rebind_subsystems()
1758 ss->root = dst_root; in rebind_subsystems()
1763 list_move_tail(&cset->e_cset_node[ss->id], in rebind_subsystems()
1764 &dcgrp->e_csets[ss->id]); in rebind_subsystems()
1779 ss->name, ret); in rebind_subsystems()
1781 if (ss->bind) in rebind_subsystems()
1782 ss->bind(css); in rebind_subsystems()
1947 struct cgroup_subsys *ss; in init_cgroup_housekeeping() local
1963 for_each_subsys(ss, ssid) in init_cgroup_housekeeping()
2468 struct cgroup_subsys *ss; in cgroup_migrate_execute() local
2475 do_each_subsys_mask(ss, ssid, mgctx->ss_mask) { in cgroup_migrate_execute()
2476 if (ss->can_attach) { in cgroup_migrate_execute()
2478 ret = ss->can_attach(tset); in cgroup_migrate_execute()
2522 do_each_subsys_mask(ss, ssid, mgctx->ss_mask) { in cgroup_migrate_execute()
2523 if (ss->attach) { in cgroup_migrate_execute()
2525 ss->attach(tset); in cgroup_migrate_execute()
2535 do_each_subsys_mask(ss, ssid, mgctx->ss_mask) { in cgroup_migrate_execute()
2538 if (ss->cancel_attach) { in cgroup_migrate_execute()
2540 ss->cancel_attach(tset); in cgroup_migrate_execute()
2703 struct cgroup_subsys *ss; in cgroup_migrate_prepare_dst() local
2734 for_each_subsys(ss, ssid) in cgroup_migrate_prepare_dst()
2877 struct cgroup_subsys *ss; in cgroup_procs_write_finish() local
2884 for_each_subsys(ss, ssid) in cgroup_procs_write_finish()
2885 if (ss->post_attach) in cgroup_procs_write_finish()
2886 ss->post_attach(); in cgroup_procs_write_finish()
2891 struct cgroup_subsys *ss; in cgroup_print_ss_mask() local
2895 do_each_subsys_mask(ss, ssid, ss_mask) { in cgroup_print_ss_mask()
2898 seq_puts(seq, ss->name); in cgroup_print_ss_mask()
2989 struct cgroup_subsys *ss; in cgroup_lock_and_drain_offline() local
2996 for_each_subsys(ss, ssid) { in cgroup_lock_and_drain_offline()
2997 struct cgroup_subsys_state *css = cgroup_css(dsct, ss); in cgroup_lock_and_drain_offline()
3080 struct cgroup_subsys *ss = css->ss; in css_visible() local
3083 if (cgroup_control(cgrp) & (1 << ss->id)) in css_visible()
3085 if (!(cgroup_ss_mask(cgrp) & (1 << ss->id))) in css_visible()
3087 return cgroup_on_dfl(cgrp) && ss->implicit_on_dfl; in css_visible()
3107 struct cgroup_subsys *ss; in cgroup_apply_control_enable() local
3111 for_each_subsys(ss, ssid) { in cgroup_apply_control_enable()
3112 struct cgroup_subsys_state *css = cgroup_css(dsct, ss); in cgroup_apply_control_enable()
3116 if (!(cgroup_ss_mask(dsct) & (1 << ss->id))) in cgroup_apply_control_enable()
3120 css = css_create(dsct, ss); in cgroup_apply_control_enable()
3153 struct cgroup_subsys *ss; in cgroup_apply_control_disable() local
3157 for_each_subsys(ss, ssid) { in cgroup_apply_control_disable()
3158 struct cgroup_subsys_state *css = cgroup_css(dsct, ss); in cgroup_apply_control_disable()
3166 !(cgroup_ss_mask(dsct) & (1 << ss->id))) { in cgroup_apply_control_disable()
3170 if (ss->css_reset) in cgroup_apply_control_disable()
3171 ss->css_reset(css); in cgroup_apply_control_disable()
3280 struct cgroup_subsys *ss; in cgroup_subtree_control_write() local
3292 do_each_subsys_mask(ss, ssid, ~cgrp_dfl_inhibit_ss_mask) { in cgroup_subtree_control_write()
3294 strcmp(tok + 1, ss->name)) in cgroup_subtree_control_write()
3316 for_each_subsys(ss, ssid) { in cgroup_subtree_control_write()
3573 struct cgroup_subsys *ss = cgroup_subsys[ssid]; in cgroup_extra_stat_show() local
3577 if (!ss->css_extra_stat_show) in cgroup_extra_stat_show()
3580 css = cgroup_tryget_css(cgrp, ss); in cgroup_extra_stat_show()
3584 ret = ss->css_extra_stat_show(seq, css); in cgroup_extra_stat_show()
3764 css = cgroup_css(cgrp, cft->ss); in cgroup_file_write()
3956 struct cgroup_subsys *ss = cfts[0].ss; in cgroup_apply_cftypes() local
3957 struct cgroup *root = &ss->root->cgrp; in cgroup_apply_cftypes()
3964 css_for_each_descendant_pre(css, cgroup_css(root, ss)) { in cgroup_apply_cftypes()
3989 cft->ss = NULL; in cgroup_exit_cftypes()
3996 static int cgroup_init_cftypes(struct cgroup_subsys *ss, struct cftype *cfts) in cgroup_init_cftypes() argument
4003 WARN_ON(cft->ss || cft->kf_ops); in cgroup_init_cftypes()
4024 cft->ss = ss; in cgroup_init_cftypes()
4034 if (!cfts || !cfts[0].ss) in cgroup_rm_cftypes_locked()
4078 static int cgroup_add_cftypes(struct cgroup_subsys *ss, struct cftype *cfts) in cgroup_add_cftypes() argument
4082 if (!cgroup_ssid_enabled(ss->id)) in cgroup_add_cftypes()
4088 ret = cgroup_init_cftypes(ss, cfts); in cgroup_add_cftypes()
4094 list_add_tail(&cfts->node, &ss->cfts); in cgroup_add_cftypes()
4111 int cgroup_add_dfl_cftypes(struct cgroup_subsys *ss, struct cftype *cfts) in cgroup_add_dfl_cftypes() argument
4117 return cgroup_add_cftypes(ss, cfts); in cgroup_add_dfl_cftypes()
4128 int cgroup_add_legacy_cftypes(struct cgroup_subsys *ss, struct cftype *cfts) in cgroup_add_legacy_cftypes() argument
4134 return cgroup_add_cftypes(ss, cfts); in cgroup_add_legacy_cftypes()
4419 if (it->ss) { in css_task_iter_next_css_set()
4420 cset = container_of(l, struct css_set, e_cset_node[it->ss->id]); in css_task_iter_next_css_set()
4578 it->ss = css->ss; in css_task_iter_start()
4581 if (it->ss) in css_task_iter_start()
4582 it->cset_pos = &css->cgroup->e_csets[css->ss->id]; in css_task_iter_start()
4957 struct cgroup_subsys *ss = css->ss; in css_free_rwork_fn() local
4962 if (ss) { in css_free_rwork_fn()
4967 ss->css_free(css); in css_free_rwork_fn()
4968 cgroup_idr_remove(&ss->css_idr, id); in css_free_rwork_fn()
5007 struct cgroup_subsys *ss = css->ss; in css_release_work_fn() local
5015 if (ss) { in css_release_work_fn()
5022 cgroup_idr_replace(&ss->css_idr, NULL, css->id); in css_release_work_fn()
5023 if (ss->css_released) in css_release_work_fn()
5024 ss->css_released(css); in css_release_work_fn()
5071 struct cgroup_subsys *ss, struct cgroup *cgrp) in init_and_link_css() argument
5079 css->ss = ss; in init_and_link_css()
5088 css->parent = cgroup_css(cgroup_parent(cgrp), ss); in init_and_link_css()
5092 if (cgroup_on_dfl(cgrp) && ss->css_rstat_flush) in init_and_link_css()
5095 BUG_ON(cgroup_css(cgrp, ss)); in init_and_link_css()
5101 struct cgroup_subsys *ss = css->ss; in online_css() local
5106 if (ss->css_online) in online_css()
5107 ret = ss->css_online(css); in online_css()
5110 rcu_assign_pointer(css->cgroup->subsys[ss->id], css); in online_css()
5122 struct cgroup_subsys *ss = css->ss; in offline_css() local
5129 if (ss->css_offline) in offline_css()
5130 ss->css_offline(css); in offline_css()
5133 RCU_INIT_POINTER(css->cgroup->subsys[ss->id], NULL); in offline_css()
5148 struct cgroup_subsys *ss) in css_create() argument
5151 struct cgroup_subsys_state *parent_css = cgroup_css(parent, ss); in css_create()
5157 css = ss->css_alloc(parent_css); in css_create()
5163 init_and_link_css(css, ss, cgrp); in css_create()
5169 err = cgroup_idr_alloc(&ss->css_idr, NULL, 2, 0, GFP_KERNEL); in css_create()
5176 cgroup_idr_replace(&ss->css_idr, css, css->id); in css_create()
5182 if (ss->broken_hierarchy && !ss->warned_broken_hierarchy && in css_create()
5185 current->comm, current->pid, ss->name); in css_create()
5186 if (!strcmp(ss->name, "memory")) in css_create()
5188 ss->warned_broken_hierarchy = true; in css_create()
5618 static void __init cgroup_init_subsys(struct cgroup_subsys *ss, bool early) in cgroup_init_subsys() argument
5622 pr_debug("Initializing cgroup subsys %s\n", ss->name); in cgroup_init_subsys()
5626 idr_init(&ss->css_idr); in cgroup_init_subsys()
5627 INIT_LIST_HEAD(&ss->cfts); in cgroup_init_subsys()
5630 ss->root = &cgrp_dfl_root; in cgroup_init_subsys()
5631 css = ss->css_alloc(cgroup_css(&cgrp_dfl_root.cgrp, ss)); in cgroup_init_subsys()
5634 init_and_link_css(css, ss, &cgrp_dfl_root.cgrp); in cgroup_init_subsys()
5646 css->id = cgroup_idr_alloc(&ss->css_idr, css, 1, 2, GFP_KERNEL); in cgroup_init_subsys()
5654 init_css_set.subsys[ss->id] = css; in cgroup_init_subsys()
5656 have_fork_callback |= (bool)ss->fork << ss->id; in cgroup_init_subsys()
5657 have_exit_callback |= (bool)ss->exit << ss->id; in cgroup_init_subsys()
5658 have_release_callback |= (bool)ss->release << ss->id; in cgroup_init_subsys()
5659 have_canfork_callback |= (bool)ss->can_fork << ss->id; in cgroup_init_subsys()
5680 struct cgroup_subsys *ss; in cgroup_init_early() local
5689 for_each_subsys(ss, i) { in cgroup_init_early()
5690 WARN(!ss->css_alloc || !ss->css_free || ss->name || ss->id, in cgroup_init_early()
5692 i, cgroup_subsys_name[i], ss->css_alloc, ss->css_free, in cgroup_init_early()
5693 ss->id, ss->name); in cgroup_init_early()
5697 ss->id = i; in cgroup_init_early()
5698 ss->name = cgroup_subsys_name[i]; in cgroup_init_early()
5699 if (!ss->legacy_name) in cgroup_init_early()
5700 ss->legacy_name = cgroup_subsys_name[i]; in cgroup_init_early()
5702 if (ss->early_init) in cgroup_init_early()
5703 cgroup_init_subsys(ss, true); in cgroup_init_early()
5718 struct cgroup_subsys *ss; in cgroup_init() local
5748 for_each_subsys(ss, ssid) { in cgroup_init()
5749 if (ss->early_init) { in cgroup_init()
5751 init_css_set.subsys[ss->id]; in cgroup_init()
5753 css->id = cgroup_idr_alloc(&ss->css_idr, css, 1, 2, in cgroup_init()
5757 cgroup_init_subsys(ss, false); in cgroup_init()
5771 ss->name); in cgroup_init()
5777 ss->name); in cgroup_init()
5779 cgrp_dfl_root.subsys_mask |= 1 << ss->id; in cgroup_init()
5782 WARN_ON(ss->implicit_on_dfl && !ss->threaded); in cgroup_init()
5784 if (ss->implicit_on_dfl) in cgroup_init()
5785 cgrp_dfl_implicit_ss_mask |= 1 << ss->id; in cgroup_init()
5786 else if (!ss->dfl_cftypes) in cgroup_init()
5787 cgrp_dfl_inhibit_ss_mask |= 1 << ss->id; in cgroup_init()
5789 if (ss->threaded) in cgroup_init()
5790 cgrp_dfl_threaded_ss_mask |= 1 << ss->id; in cgroup_init()
5792 if (ss->dfl_cftypes == ss->legacy_cftypes) { in cgroup_init()
5793 WARN_ON(cgroup_add_cftypes(ss, ss->dfl_cftypes)); in cgroup_init()
5795 WARN_ON(cgroup_add_dfl_cftypes(ss, ss->dfl_cftypes)); in cgroup_init()
5796 WARN_ON(cgroup_add_legacy_cftypes(ss, ss->legacy_cftypes)); in cgroup_init()
5799 if (ss->bind) in cgroup_init()
5800 ss->bind(init_css_set.subsys[ssid]); in cgroup_init()
5872 struct cgroup_subsys *ss; in proc_cgroup_show() local
5881 for_each_subsys(ss, ssid) in proc_cgroup_show()
5884 ss->legacy_name); in proc_cgroup_show()
5953 struct cgroup_subsys *ss; in cgroup_can_fork() local
5956 do_each_subsys_mask(ss, i, have_canfork_callback) { in cgroup_can_fork()
5957 ret = ss->can_fork(child); in cgroup_can_fork()
5965 for_each_subsys(ss, j) { in cgroup_can_fork()
5968 if (ss->cancel_fork) in cgroup_can_fork()
5969 ss->cancel_fork(child); in cgroup_can_fork()
5984 struct cgroup_subsys *ss; in cgroup_cancel_fork() local
5987 for_each_subsys(ss, i) in cgroup_cancel_fork()
5988 if (ss->cancel_fork) in cgroup_cancel_fork()
5989 ss->cancel_fork(child); in cgroup_cancel_fork()
6004 struct cgroup_subsys *ss; in cgroup_post_fork() local
6066 do_each_subsys_mask(ss, i, have_fork_callback) { in cgroup_post_fork()
6067 ss->fork(child); in cgroup_post_fork()
6092 struct cgroup_subsys *ss; in cgroup_exit() local
6118 do_each_subsys_mask(ss, i, have_exit_callback) { in cgroup_exit()
6119 ss->exit(tsk); in cgroup_exit()
6125 struct cgroup_subsys *ss; in cgroup_release() local
6128 do_each_subsys_mask(ss, ssid, have_release_callback) { in cgroup_release()
6129 ss->release(task); in cgroup_release()
6148 struct cgroup_subsys *ss; in cgroup_disable() local
6156 for_each_subsys(ss, i) { in cgroup_disable()
6157 if (strcmp(token, ss->name) && in cgroup_disable()
6158 strcmp(token, ss->legacy_name)) in cgroup_disable()
6187 struct cgroup_subsys *ss) in css_tryget_online_from_dir() argument
6208 css = cgroup_css(cgrp, ss); in css_tryget_online_from_dir()
6225 struct cgroup_subsys_state *css_from_id(int id, struct cgroup_subsys *ss) in css_from_id() argument
6228 return idr_find(&ss->css_idr, id); in css_from_id()
6469 struct cgroup_subsys *ss; in delegate_show() local
6476 for_each_subsys(ss, ssid) in delegate_show()
6477 ret += show_delegatable_files(ss->dfl_cftypes, buf + ret, in delegate_show()