From mboxrd@z Thu Jan 1 00:00:00 1970 From: Li Zefan Subject: [PATCH 5/5] cgroup: Remove subsys.active flag Date: Thu, 28 Mar 2013 15:21:49 +0800 Message-ID: <5153EF8D.2080502@huawei.com> References: <5153EF24.3040608@huawei.com> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <5153EF24.3040608-hv44wF8Li93QT0dZR+AlfA@public.gmane.org> Sender: cgroups-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: Content-Type: text/plain; charset="us-ascii" To: Ingo Molnar , Tejun Heo Cc: Peter Zijlstra , LKML , Cgroups The only user was cpuacct. Signed-off-by: Li Zefan --- include/linux/cgroup.h | 1 - kernel/cgroup.c | 3 --- 2 files changed, 4 deletions(-) diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h index 7d73905..a236a5b 100644 --- a/include/linux/cgroup.h +++ b/include/linux/cgroup.h @@ -457,7 +457,6 @@ struct cgroup_subsys { void (*bind)(struct cgroup *root); int subsys_id; - int active; int disabled; int early_init; /* diff --git a/kernel/cgroup.c b/kernel/cgroup.c index 4855892..64dd57d 100644 --- a/kernel/cgroup.c +++ b/kernel/cgroup.c @@ -4415,7 +4415,6 @@ static void __init cgroup_init_subsys(struct cgroup_subsys *ss) * need to invoke fork callbacks here. */ BUG_ON(!list_empty(&init_task.tasks)); - ss->active = 1; BUG_ON(online_css(ss, dummytop)); mutex_unlock(&cgroup_mutex); @@ -4523,7 +4522,6 @@ int __init_or_module cgroup_load_subsys(struct cgroup_subsys *ss) } write_unlock(&css_set_lock); - ss->active = 1; ret = online_css(ss, dummytop); if (ret) goto err_unload; @@ -4565,7 +4563,6 @@ void cgroup_unload_subsys(struct cgroup_subsys *ss) mutex_lock(&cgroup_mutex); offline_css(ss, dummytop); - ss->active = 0; if (ss->use_id) { idr_remove_all(&ss->idr); -- 1.8.0.2