LKML Archive on lore.kernel.org
help / color / mirror / Atom feed
From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
To: Johannes Weiner <hannes@cmpxchg.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Daisuke Nishimura <nishimura@mxp.nes.nec.co.jp>,
	Balbir Singh <balbir@linux.vnet.ibm.com>, <linux-mm@kvack.org>,
	<linux-kernel@vger.kernel.org>
Subject: Re: [patch 2/5] memcg: change page_cgroup_zoneinfo signature
Date: Fri, 4 Feb 2011 09:03:07 +0900	[thread overview]
Message-ID: <20110204090307.38d7a7ea.kamezawa.hiroyu@jp.fujitsu.com> (raw)
In-Reply-To: <1296743166-9412-3-git-send-email-hannes@cmpxchg.org>

On Thu,  3 Feb 2011 15:26:03 +0100
Johannes Weiner <hannes@cmpxchg.org> wrote:

> Instead of passing a whole struct page_cgroup to this function, let it
> take only what it really needs from it: the struct mem_cgroup and the
> page.
> 
> This has the advantage that reading pc->mem_cgroup is now done at the
> same place where the ordering rules for this pointer are enforced and
> explained.
> 
> It is also in preparation for removing the pc->page backpointer.
> 
> Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>

Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>



  reply	other threads:[~2011-02-04  0:09 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-02-03 14:26 memcg: save 20% of per-page memcg memory overhead Johannes Weiner
2011-02-03 14:26 ` [patch 1/5] memcg: no uncharged pages reach page_cgroup_zoneinfo Johannes Weiner
2011-02-04  0:01   ` KAMEZAWA Hiroyuki
2011-02-04  9:26     ` Johannes Weiner
2011-02-04  9:23       ` KAMEZAWA Hiroyuki
2011-02-04  4:16   ` Balbir Singh
2011-02-03 14:26 ` [patch 2/5] memcg: change page_cgroup_zoneinfo signature Johannes Weiner
2011-02-04  0:03   ` KAMEZAWA Hiroyuki [this message]
2011-02-03 14:26 ` [patch 3/5] memcg: fold __mem_cgroup_move_account into caller Johannes Weiner
2011-02-04  0:07   ` KAMEZAWA Hiroyuki
2011-02-04  0:53     ` Daisuke Nishimura
2011-02-03 14:26 ` [patch 4/5] memcg: condense page_cgroup-to-page lookup points Johannes Weiner
2011-02-04  0:10   ` KAMEZAWA Hiroyuki
2011-02-03 14:26 ` [patch 5/5] memcg: remove direct page_cgroup-to-page pointer Johannes Weiner
2011-02-04  0:19   ` KAMEZAWA Hiroyuki
2011-02-04  9:51     ` Johannes Weiner
2011-02-03 15:02 ` memcg: save 20% of per-page memcg memory overhead Balbir Singh

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20110204090307.38d7a7ea.kamezawa.hiroyu@jp.fujitsu.com \
    --to=kamezawa.hiroyu@jp.fujitsu.com \
    --cc=akpm@linux-foundation.org \
    --cc=balbir@linux.vnet.ibm.com \
    --cc=hannes@cmpxchg.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=nishimura@mxp.nes.nec.co.jp \
    --subject='Re: [patch 2/5] memcg: change page_cgroup_zoneinfo signature' \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).