linux-kernel - Re: [PATCH 1/2][cleanup] memcg: renaming of mem variable to memcg

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Date:	Fri, 12 Aug 2011 12:29:07 +0530
From:	Raghavendra K T <raghukt@...ux.vnet.ibm.com>
To:	Michal Hocko <mhocko@...e.cz>
CC:	Raghavendra K T <raghavendra.kt@...ux.vnet.ibm.com>,
	Arend van Spriel <arend@...adcom.com>,
	Greg Kroah-Hartman <gregkh@...e.de>,
	"David S. Miller" <davem@...emloft.net>,
	"nishimura@....nes.nec.co.jp" <nishimura@....nes.nec.co.jp>,
	Balbir Singh <bsingharora@...il.com>,
	"John W. Linville" <linville@...driver.com>,
	Mauro Carvalho Chehab <mchehab@...hat.com>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Ying Han <yinghan@...gle.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Srivatsa Vaddagiri <vatsa@...ux.vnet.ibm.com>
Subject: Re: [PATCH 1/2][cleanup] memcg: renaming of mem variable to memcg

On 08/11/2011 02:33 PM, Michal Hocko wrote:
> On Thu 11-08-11 14:27:06, Raghavendra K T wrote:
>> On 08/11/2011 01:34 PM, Michal Hocko wrote:
>>> On Wed 10-08-11 22:59:29, Raghavendra K T wrote:
>>> [...]
>>>> This patch renames all mem variables to memcg in source file.
>>>
>>> __mem_cgroup_try_charge for example uses local mem which cannot be
>>> renamed because it already has a memcg argument (mem_cgroup **) then we
>>> have mem_cgroup_try_charge_swapin and mem_cgroup_prepare_migration which
>>> use mem_cgroup **ptr (I guess we shouldn't have more of them).
>>> I think that __mem_cgroup_try_charge should use ptr pattern as well.
>>> Other than that I think the clean up is good.
>>>
>>> With __mem_cgroup_try_charge:
>>> Acked-by: Michal Hocko<mhocko@...e.cz>
>>>
>>> Thanks
>> Agreed, Let me know whether you prefer whole patch to be posted or
>> only the corresponding hunk.
>
> I would go with the full (single) patch. I would also recommend to add
> results of your tests into the changelog (which configurantion have been
> tested and how did you test binary compatibility).
>
> Thanks
Agreed. Thanks. To summarise, I have to get both the patches with 
__mem_cgroup_try_charge changes into a single file, along with 
configuration + binary compatible test in change log.
I 'll be sending v2 patch in next mail.
Regards
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