linux-kernel - Re: [PATCH] memsw: Deprecate noswapaccount kernel parameter and schedule it for removal

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Message-Id: <20110128083703.a154050b.kamezawa.hiroyu@jp.fujitsu.com>
Date:	Fri, 28 Jan 2011 08:37:03 +0900
From:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
To:	Michal Hocko <mhocko@...e.cz>
Cc:	Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org, balbir@...ux.vnet.ibm.com,
	Daisuke Nishimura <nishimura@....nes.nec.co.jp>
Subject: Re: [PATCH] memsw: Deprecate noswapaccount kernel parameter and
 schedule it for removal

On Thu, 27 Jan 2011 11:47:59 +0100
Michal Hocko <mhocko@...e.cz> wrote:

> On Thu 27-01-11 18:48:27, KAMEZAWA Hiroyuki wrote:
> > Could you try to write a patch for feature-removal-schedule.txt
> > and tries to remove noswapaccount and do clean up all ?
> > (And add warning to noswapaccount will be removed.....in 2.6.40)
> 
> Sure, no problem. What do you think about the following patch?
> ---
> From a597421909a3291886345565c73102117a52301e Mon Sep 17 00:00:00 2001
> From: Michal Hocko <mhocko@...e.cz>
> Date: Thu, 27 Jan 2011 11:41:01 +0100
> Subject: [PATCH] memsw: Deprecate noswapaccount kernel parameter and schedule it for removal
> 
> noswapaccount couldn't be used to control memsw for both on/off cases so
> we have added swapaccount[=0|1] parameter. This way we can turn the
> feature in two ways noswapaccount resp. swapaccount=0. We have kept the
> original noswapaccount but I think we should remove it after some time
> as it just makes more command line parameters without any advantages and
> also the code to handle parameters is uglier if we want both parameters.
> 
> Signed-off-by: Michal Hocko <mhocko@...e.cz>
> Requested-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>

Nice!. Thank you.
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>

Maybe other discussion as 2.6.40 is too early or some may happen.
But Ack from me, at least.

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