Re: [patch 01/19] slub: Add defrag_ratio field and sysfs support.

[Greg KH]

On Mon, Aug 11, 2008 at 08:06:17AM -0700, Christoph Lameter wrote:
> The defrag_ratio is used to set the threshold at which defragmentation
> should be attempted on a slab page.
> 
> The allocation ratio is measured by the percentage of the available slots
> allocated.
> 
> Add a defrag ratio field and set it to 30% by default. A limit of 30% specified
> that less than 3 out of 10 available slots for objects are in use before
> slab defragmeentation runs.

Any new sysfs file should also add documentation in Documentation/ABI.

Please add that to this patch.

thanks,

greg k-h
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