linux-kernel - Re: [PATCH] Point the UNEVICTABLE_LRU config option at the documentation

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Message-ID: <2f11576a0903160614n4908d0fdo25df387dd724ac19@mail.gmail.com>
Date:	Mon, 16 Mar 2009 22:14:11 +0900
From:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
To:	Minchan Kim <minchan.kim@...il.com>
Cc:	Christoph Hellwig <hch@...radead.org>,
	David Howells <dhowells@...hat.com>, lee.schermerhorn@...com,
	akpm@...ux-foundation.org, torvalds@...ux-foundation.org,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [PATCH] Point the UNEVICTABLE_LRU config option at the 
	documentation

2009/3/16 Minchan Kim <minchan.kim@...il.com>:
> size vmlinux
>   text    data     bss     dec     hex filename
> 6232681  747665  708608 7688954  7552fa vmlinux
>
> size vmlinux.unevictable
>   text    data     bss     dec     hex filename
> 6239404  747985  708608 7695997  756e7d vmlinux.unevictable
>
> It almost increases about 7K.
> Many embedded guys always have a concern about size although it is very small.
> It's important about embedded but may not be about server.

Thanks good report.
this is unintetional size to me. I'll digg it later.

Thanks!


-- kosaki


>
> In addition, CONFIG_UNEVICTABLE_LRU feature don't have a big impact in
> embedded machines which have a very small ram.
> I guess many embedded guys will not use this feature.
>
> So, I don't want to remove this configurable option.
> Lets not add useless size bloat in embedded system.
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