linux-kernel - Re: [PATCH 08/23] cgroup: pass around cgroup_subsys_state instead of cgroup in subsystem methods

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Message-ID: <20130802193643.GC29736@mtj.dyndns.org>
Date:	Fri, 2 Aug 2013 15:36:43 -0400
From:	Tejun Heo <tj@...nel.org>
To:	Li Zefan <lizefan@...wei.com>
Cc:	containers@...ts.linux-foundation.org, cgroups@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...hat.com>,
	Johannes Weiner <hannes@...xchg.org>,
	Michal Hocko <mhocko@...e.cz>,
	Balbir Singh <bsingharora@...il.com>,
	Aristeu Rozanski <aris@...hat.com>,
	Matt Helsley <matthltc@...ibm.com>,
	Daniel Wagner <daniel.wagner@...-carit.de>,
	Vivek Goyal <vgoyal@...hat.com>, Jens Axboe <axboe@...nel.dk>,
	Steven Rostedt <rostedt@...dmis.org>
Subject: Re: [PATCH 08/23] cgroup: pass around cgroup_subsys_state instead of
 cgroup in subsystem methods

On Fri, Aug 02, 2013 at 11:54:24AM +0800, Li Zefan wrote:
> > @@ -4298,7 +4308,7 @@ static long cgroup_create(struct cgroup *parent, struct dentry *dentry,
> >  	for_each_root_subsys(root, ss) {
> >  		struct cgroup_subsys_state *css;
> >  
> > -		css = ss->css_alloc(cgrp);
> > +		css = ss->css_alloc(parent->subsys[ss->subsys_id]);
> 
> As this patchset is based on for-3.12 branch, which lacks the fix in for-3.11,
> so the css_alloc() in that bug fix is not converted.

Hmm... I'll pull for-3.11-fixes into for-3.12 and rebase this series
on top of it.

Thanks.

-- 
tejun
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