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From: Li Zefan <lizefan@huawei.com>
To: Tejun Heo <tj@kernel.org>
Cc: <containers@lists.linux-foundation.org>,
	<cgroups@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Michal Hocko <mhocko@suse.cz>,
	Balbir Singh <bsingharora@gmail.com>,
	Aristeu Rozanski <aris@redhat.com>,
	Matt Helsley <matthltc@us.ibm.com>,
	Daniel Wagner <daniel.wagner@bmw-carit.de>,
	Vivek Goyal <vgoyal@redhat.com>, Jens Axboe <axboe@kernel.dk>,
	Steven Rostedt <rostedt@goodmis.org>
Subject: Re: [PATCH 08/23] cgroup: pass around cgroup_subsys_state instead of cgroup in subsystem methods
Date: Fri, 2 Aug 2013 12:02:05 +0800	[thread overview]
Message-ID: <51FB2F3D.5050904@huawei.com> (raw)
In-Reply-To: <1375393801-4817-9-git-send-email-tj@kernel.org>

> @@ -4199,12 +4208,13 @@ static void init_cgroup_css(struct cgroup_subsys_state *css,
>  /* invoke ->css_online() on a new CSS and mark it online if successful */
>  static int online_css(struct cgroup_subsys *ss, struct cgroup *cgrp)
>  {
> +	struct cgroup_subsys_state *css = cgrp->subsys[ss->subsys_id];
>  	int ret = 0;
>  
>  	lockdep_assert_held(&cgroup_mutex);
>  
>  	if (ss->css_online)
> -		ret = ss->css_online(cgrp);
> +		ret = ss->css_online(css);
>  	if (!ret)
>  		cgrp->subsys[ss->subsys_id]->flags |= CSS_ONLINE;

Then this can be changed to css->flags |= CSS_ONLINE.

>  	return ret;


  parent reply	other threads:[~2013-08-02  4:02 UTC|newest]

Thread overview: 60+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-08-01 21:49 [PATCHSET cgroup/for-3.12] cgroup: use cgroup_subsys_state as the primary subsystem interface handle Tejun Heo
2013-08-01 21:49 ` [PATCH 01/23] cgroup: s/cgroup_subsys_state/cgroup_css/ s/task_subsys_state/task_css/ Tejun Heo
2013-08-01 21:49 ` [PATCH 02/23] cpuset: drop "const" qualifiers from struct cpuset instances Tejun Heo
2013-08-01 21:49 ` [PATCH 03/23] netprio_cgroup: pass around @css instead of @cgroup and kill struct cgroup_netprio_state Tejun Heo
2013-08-01 22:07   ` David Miller
2013-08-02 11:42   ` Neil Horman
2013-08-01 21:49 ` [PATCH 04/23] hugetlb_cgroup: pass around @hugetlb_cgroup instead of @cgroup Tejun Heo
2013-08-02  4:35   ` Aneesh Kumar K.V
2013-08-02 13:10   ` Michal Hocko
2013-08-01 21:49 ` [PATCH 05/23] cgroup: add subsystem pointer to cgroup_subsys_state Tejun Heo
2013-08-01 21:49 ` [PATCH 06/23] cgroup: add/update accessors which obtain subsys specific data from css Tejun Heo
2013-08-01 21:49 ` [PATCH 07/23] cgroup: add css_parent() Tejun Heo
2013-08-01 21:49 ` [PATCH 08/23] cgroup: pass around cgroup_subsys_state instead of cgroup in subsystem methods Tejun Heo
2013-08-02  3:54   ` Li Zefan
2013-08-02 19:36     ` Tejun Heo
2013-08-02  4:02   ` Li Zefan [this message]
2013-08-02 19:41     ` Tejun Heo
2013-08-02 13:19   ` Michal Hocko
2013-08-02 13:43     ` Michal Hocko
2013-08-02 19:52       ` Tejun Heo
2013-08-02 19:38     ` Tejun Heo
2013-08-02 20:24   ` [PATCH v2 " Tejun Heo
2013-08-06  7:19     ` Daniel Wagner
2013-08-05 12:44   ` [PATCH " Vivek Goyal
2013-08-05 17:57   ` Aristeu Rozanski
2013-08-01 21:49 ` [PATCH 09/23] cgroup: add subsys backlink pointer to cftype Tejun Heo
2013-08-05 12:49   ` Vivek Goyal
2013-08-01 21:49 ` [PATCH 10/23] cgroup: pin cgroup_subsys_state when opening a cgroupfs file Tejun Heo
2013-08-01 21:49 ` [PATCH 11/23] cgroup: add cgroup->dummy_css Tejun Heo
2013-08-01 21:49 ` [PATCH 12/23] cgroup: pass around cgroup_subsys_state instead of cgroup in file methods Tejun Heo
2013-08-02 13:27   ` Michal Hocko
2013-08-05 14:19   ` Vivek Goyal
2013-08-05 18:04   ` Aristeu Rozanski
2013-08-06  6:48   ` Daniel Wagner
2013-08-01 21:49 ` [PATCH 13/23] cgroup: convert cgroup_next_sibling() to cgroup_next_child() Tejun Heo
2013-08-01 21:49 ` [PATCH 14/23] cgroup: always use cgroup_next_child() to walk the children list Tejun Heo
2013-08-01 21:49 ` [PATCH 15/23] cgroup: make hierarchy iterators deal with cgroup_subsys_state instead of cgroup Tejun Heo
2013-08-02 13:32   ` Michal Hocko
2013-08-05 14:25   ` Vivek Goyal
2013-08-05 18:10   ` Aristeu Rozanski
2013-08-01 21:49 ` [PATCH 16/23] cgroup: relocate cgroup_advance_iter() Tejun Heo
2013-08-02  3:25   ` Li Zefan
2013-08-02 19:35     ` Tejun Heo
2013-08-01 21:49 ` [PATCH 17/23] cgroup: rename cgroup_iter to cgroup_task_iter Tejun Heo
2013-08-02 13:35   ` Michal Hocko
2013-08-01 21:49 ` [PATCH 18/23] cgroup: make cgroup_task_iter remember the cgroup being iterated Tejun Heo
2013-08-02 13:38   ` Michal Hocko
2013-08-01 21:49 ` [PATCH 19/23] cgroup: remove struct cgroup_scanner Tejun Heo
2013-08-01 21:49 ` [PATCH 20/23] cgroup: make task iterators deal with cgroup_subsys_state instead of cgroup Tejun Heo
2013-08-02 13:40   ` Michal Hocko
2013-08-01 21:49 ` [PATCH 21/23] cgroup: make cftype->[un]register_event() " Tejun Heo
2013-08-02  4:08   ` Li Zefan
2013-08-02 19:44     ` Tejun Heo
2013-08-02 13:42   ` Michal Hocko
2013-08-02 20:24   ` [PATCH v2 " Tejun Heo
2013-08-01 21:50 ` [PATCH 22/23] cgroup: make cgroup_taskset " Tejun Heo
2013-08-06  6:53   ` Daniel Wagner
2013-08-01 21:50 ` [PATCH 23/23] cgroup: unexport cgroup_css() Tejun Heo
2013-08-02  3:24 ` [PATCHSET cgroup/for-3.12] cgroup: use cgroup_subsys_state as the primary subsystem interface handle Li Zefan
2013-08-09  0:12 ` Tejun Heo

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