linux-kernel - Re: [PATCH 2/2] cgroup/memcg show correct file mode

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Message-ID: <20090225080947.GA28832@linux.vnet.ibm.com>
Date:	Wed, 25 Feb 2009 13:39:47 +0530
From:	Dhaval Giani <dhaval@...ux.vnet.ibm.com>
To:	Balbir Singh <balbir@...ux.vnet.ibm.com>
Cc:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"containers@...ts.linux-foundation.org" 
	<containers@...ts.linux-foundation.org>,
	"menage@...gle.com" <menage@...gle.com>,
	"lizf@...fujitsu.com" <lizf@...fujitsu.com>,
	"akpm@...ux-foundation.org" <akpm@...ux-foundation.org>
Subject: Re: [PATCH 2/2] cgroup/memcg show correct file mode

On Wed, Feb 25, 2009 at 01:33:29PM +0530, Balbir Singh wrote:
> * KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com> [2009-02-25 16:37:29]:
> 
> > From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
> > 
> > Set correct permission to memcg's file.
> > 
> > Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
> > ---
> >  mm/memcontrol.c |    4 ++++
> >  1 file changed, 4 insertions(+)
> > 
> > Index: mmotm-2.6.29-Feb24/mm/memcontrol.c
> > ===================================================================
> > --- mmotm-2.6.29-Feb24.orig/mm/memcontrol.c
> > +++ mmotm-2.6.29-Feb24/mm/memcontrol.c
> > @@ -2218,6 +2218,7 @@ static struct cftype mem_cgroup_files[] 
> >  		.name = "usage_in_bytes",
> >  		.private = MEMFILE_PRIVATE(_MEM, RES_USAGE),
> >  		.read_u64 = mem_cgroup_read,
> > +		.mode = 0444
> >  	},
> >  	{
> >  		.name = "max_usage_in_bytes",
> > @@ -2240,10 +2241,12 @@ static struct cftype mem_cgroup_files[] 
> >  	{
> >  		.name = "stat",
> >  		.read_map = mem_control_stat_show,
> > +		.mode = 0444
> >  	},
> >  	{
> >  		.name = "force_empty",
> >  		.trigger = mem_cgroup_force_empty_write,
> > +		.mode = 0200
> >  	},
> >  	{
> >  		.name = "use_hierarchy",
> > @@ -2263,6 +2266,7 @@ static struct cftype memsw_cgroup_files[
> >  		.name = "memsw.usage_in_bytes",
> >  		.private = MEMFILE_PRIVATE(_MEMSWAP, RES_USAGE),
> >  		.read_u64 = mem_cgroup_read,
> > +		.mode = 0444
> >  	},
> >  	{
> >  		.name = "memsw.max_usage_in_bytes",
> > 
> >
> 
> Yes, please, very much required
> 
> Acked-by: Balbir Singh <balbir@...ux.vnet.ibm.com>

I agree,

Acked-by: Dhaval Giani <dhaval@...ux.vnet.ibm.com>
-- 
regards,
Dhaval
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