linux-kernel - Re: [patch 07/23] SLUB: Add defrag

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Message-ID: <20071107085545.GB6243@cataract>
Date:	Wed, 7 Nov 2007 09:55:45 +0100
From:	Johannes Weiner <hannes-kernel@...urebad.de>
To:	Christoph Lameter <clameter@....com>
Cc:	akpm@...ux-foundatin.org, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org, Mel Gorman <mel@...net.ie>
Subject: Re: [patch 07/23] SLUB: Add defrag_ratio field and sysfs support.

Hi Christoph,

On Tue, Nov 06, 2007 at 05:11:37PM -0800, Christoph Lameter wrote:
> --- linux-2.6.orig/include/linux/slub_def.h	2007-11-06 12:36:28.000000000 -0800
> +++ linux-2.6/include/linux/slub_def.h	2007-11-06 12:37:44.000000000 -0800
> @@ -53,6 +53,13 @@ struct kmem_cache {
>  	void (*ctor)(struct kmem_cache *, void *);
>  	int inuse;		/* Offset to metadata */
>  	int align;		/* Alignment */
> +	int defrag_ratio;	/*
> +				 * objects/possible-objects limit. If we have
> +				 * less that the specified percentage of

That should be `less than', I guess.

	Hannes
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