Lines Matching refs:cgrp
196 void cgroup1_pidlist_destroy_all(struct cgroup *cgrp) in cgroup1_pidlist_destroy_all() argument
200 mutex_lock(&cgrp->pidlist_mutex); in cgroup1_pidlist_destroy_all()
201 list_for_each_entry_safe(l, tmp_l, &cgrp->pidlists, links) in cgroup1_pidlist_destroy_all()
203 mutex_unlock(&cgrp->pidlist_mutex); in cgroup1_pidlist_destroy_all()
206 BUG_ON(!list_empty(&cgrp->pidlists)); in cgroup1_pidlist_destroy_all()
277 static struct cgroup_pidlist *cgroup_pidlist_find(struct cgroup *cgrp, in cgroup_pidlist_find() argument
284 lockdep_assert_held(&cgrp->pidlist_mutex); in cgroup_pidlist_find()
286 list_for_each_entry(l, &cgrp->pidlists, links) in cgroup_pidlist_find()
298 static struct cgroup_pidlist *cgroup_pidlist_find_create(struct cgroup *cgrp, in cgroup_pidlist_find_create() argument
303 lockdep_assert_held(&cgrp->pidlist_mutex); in cgroup_pidlist_find_create()
305 l = cgroup_pidlist_find(cgrp, type); in cgroup_pidlist_find_create()
318 l->owner = cgrp; in cgroup_pidlist_find_create()
319 list_add(&l->links, &cgrp->pidlists); in cgroup_pidlist_find_create()
326 static int pidlist_array_load(struct cgroup *cgrp, enum cgroup_filetype type, in pidlist_array_load() argument
336 lockdep_assert_held(&cgrp->pidlist_mutex); in pidlist_array_load()
344 length = cgroup_task_count(cgrp); in pidlist_array_load()
349 css_task_iter_start(&cgrp->self, 0, &it); in pidlist_array_load()
368 l = cgroup_pidlist_find_create(cgrp, type); in pidlist_array_load()
398 struct cgroup *cgrp = seq_css(s)->cgroup; in cgroup_pidlist_start() local
404 mutex_lock(&cgrp->pidlist_mutex); in cgroup_pidlist_start()
413 ctx->procs1.pidlist = cgroup_pidlist_find(cgrp, type); in cgroup_pidlist_start()
420 ret = pidlist_array_load(cgrp, type, &ctx->procs1.pidlist); in cgroup_pidlist_start()
493 struct cgroup *cgrp; in __cgroup1_procs_write() local
499 cgrp = cgroup_kn_lock_live(of->kn, false); in __cgroup1_procs_write()
500 if (!cgrp) in __cgroup1_procs_write()
523 ret = cgroup_attach_task(cgrp, task, threadgroup); in __cgroup1_procs_write()
548 struct cgroup *cgrp; in cgroup_release_agent_write() local
551 BUILD_BUG_ON(sizeof(cgrp->root->release_agent_path) < PATH_MAX); in cgroup_release_agent_write()
562 cgrp = cgroup_kn_lock_live(of->kn, false); in cgroup_release_agent_write()
563 if (!cgrp) in cgroup_release_agent_write()
566 strlcpy(cgrp->root->release_agent_path, strstrip(buf), in cgroup_release_agent_write()
567 sizeof(cgrp->root->release_agent_path)); in cgroup_release_agent_write()
575 struct cgroup *cgrp = seq_css(seq)->cgroup; in cgroup_release_agent_show() local
578 seq_puts(seq, cgrp->root->release_agent_path); in cgroup_release_agent_show()
702 struct cgroup *cgrp; in cgroupstats_build() local
717 cgrp = rcu_dereference(*(void __rcu __force **)&kn->priv); in cgroupstats_build()
718 if (!cgrp || !cgroup_tryget(cgrp)) { in cgroupstats_build()
724 css_task_iter_start(&cgrp->self, 0, &it); in cgroupstats_build()
747 cgroup_put(cgrp); in cgroupstats_build()
751 void cgroup1_check_for_release(struct cgroup *cgrp) in cgroup1_check_for_release() argument
753 if (notify_on_release(cgrp) && !cgroup_is_populated(cgrp) && in cgroup1_check_for_release()
754 !css_has_online_children(&cgrp->self) && !cgroup_is_dead(cgrp)) in cgroup1_check_for_release()
755 schedule_work(&cgrp->release_agent_work); in cgroup1_check_for_release()
783 struct cgroup *cgrp = in cgroup1_release_agent() local
790 if (!cgrp->root->release_agent_path[0]) in cgroup1_release_agent()
800 strlcpy(agentbuf, cgrp->root->release_agent_path, PATH_MAX); in cgroup1_release_agent()
805 ret = cgroup_path_ns(cgrp, pathbuf, PATH_MAX, &init_cgroup_ns); in cgroup1_release_agent()
830 struct cgroup *cgrp = kn->priv; in cgroup1_rename() local
854 TRACE_CGROUP_PATH(rename, cgrp); in cgroup1_rename()
887 if (test_bit(CGRP_CPUSET_CLONE_CHILDREN, &root->cgrp.flags)) in cgroup1_show_options()
1078 cgroup_lock_and_drain_offline(&cgrp_dfl_root.cgrp); in cgroup1_reconfigure()
1102 if (!list_empty(&root->cgrp.self.children)) { in cgroup1_reconfigure()
1166 if (!percpu_ref_tryget_live(&ss->root->cgrp.self.refcnt)) in cgroup1_root_to_use()
1168 cgroup_put(&ss->root->cgrp); in cgroup1_root_to_use()
1243 cgroup_lock_and_drain_offline(&cgrp_dfl_root.cgrp); in cgroup1_get_tree()
1246 if (!ret && !percpu_ref_tryget_live(&ctx->root->cgrp.self.refcnt)) in cgroup1_get_tree()
1254 if (!ret && percpu_ref_is_dying(&ctx->root->cgrp.self.refcnt)) { in cgroup1_get_tree()