linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
To: Ying Han <yinghan@google.com>
Cc: kosaki.motohiro@jp.fujitsu.com,
	Nick Piggin <nickpiggin@yahoo.com.au>,
	Minchan Kim <minchan.kim@gmail.com>,
	Daisuke Nishimura <nishimura@mxp.nes.nec.co.jp>,
	Balbir Singh <balbir@linux.vnet.ibm.com>,
	Tejun Heo <tj@kernel.org>, Pavel Emelyanov <xemul@openvz.org>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
	Andrew Morton <akpm@linux-foundation.org>,
	Li Zefan <lizf@cn.fujitsu.com>, Mel Gorman <mel@csn.ul.ie>,
	Christoph Lameter <cl@linux.com>,
	Johannes Weiner <hannes@cmpxchg.org>,
	Rik van Riel <riel@redhat.com>, Hugh Dickins <hughd@google.com>,
	Michal Hocko <mhocko@suse.cz>,
	Dave Hansen <dave@linux.vnet.ibm.com>,
	Zhu Yanhai <zhu.yanhai@gmail.com>,
	linux-mm@kvack.org
Subject: Re: [PATCH 0/3] pass the scan_control into shrinkers
Date: Wed, 20 Apr 2011 09:20:21 +0900 (JST)	[thread overview]
Message-ID: <20110420092003.45EB.A69D9226@jp.fujitsu.com> (raw)
In-Reply-To: <1303235496-3060-1-git-send-email-yinghan@google.com>

> This patch changes the shrink_slab and shrinker APIs by consolidating existing
> parameters into scan_control struct. This simplifies any further attempts to
> pass extra info to the shrinker. Instead of modifying all the shrinker files
> each time, we just need to extend the scan_control struct.
> 

Ugh. No, please no.
Current scan_control has a lot of vmscan internal information. Please
export only you need one, not all.

Otherwise, we can't change any vmscan code while any shrinker are using it.



--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org.  For more info on Linux MM,
see: http://www.linux-mm.org/ .
Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>

  parent reply	other threads:[~2011-04-20  0:20 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-04-19 17:51 [PATCH 0/3] pass the scan_control into shrinkers Ying Han
2011-04-19 17:51 ` [PATCH 1/3] move scan_control definition to header file Ying Han
2011-04-19 17:58   ` Ying Han
2011-04-19 20:30   ` Rik van Riel
2011-04-19 17:51 ` [PATCH 2/3] change the shrink_slab by passing scan_control Ying Han
2011-04-19 18:02   ` Ying Han
2011-04-19 20:30   ` Rik van Riel
2011-04-19 17:51 ` [PATCH 3/3] change shrinker API by passing scan_control struct Ying Han
2011-04-19 18:03   ` Ying Han
2011-04-19 20:30   ` Rik van Riel
2011-04-19 17:55 ` [PATCH 0/3] pass the scan_control into shrinkers Ying Han
2011-04-20  0:20 ` KOSAKI Motohiro [this message]
2011-04-20  0:51   ` Ying Han
2011-04-20  0:54     ` KOSAKI Motohiro
2011-04-20  1:03       ` Ying Han
2011-04-20  1:25         ` KOSAKI Motohiro

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=20110420092003.45EB.A69D9226@jp.fujitsu.com \
    --to=kosaki.motohiro@jp.fujitsu.com \
    --cc=akpm@linux-foundation.org \
    --cc=balbir@linux.vnet.ibm.com \
    --cc=cl@linux.com \
    --cc=dave@linux.vnet.ibm.com \
    --cc=hannes@cmpxchg.org \
    --cc=hughd@google.com \
    --cc=kamezawa.hiroyu@jp.fujitsu.com \
    --cc=linux-mm@kvack.org \
    --cc=lizf@cn.fujitsu.com \
    --cc=mel@csn.ul.ie \
    --cc=mhocko@suse.cz \
    --cc=minchan.kim@gmail.com \
    --cc=nickpiggin@yahoo.com.au \
    --cc=nishimura@mxp.nes.nec.co.jp \
    --cc=riel@redhat.com \
    --cc=tj@kernel.org \
    --cc=xemul@openvz.org \
    --cc=yinghan@google.com \
    --cc=zhu.yanhai@gmail.com \
    /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
Be sure your reply has a Subject: header at the top and a blank line before the message body.
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).