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SubjectRe: [PATCH 0/3] ramzswap: Eliminate stale data from compressed memory (v2)
Oops, missed this part:

On 05/08/2010 11:59 AM, Pekka Enberg wrote:
> Andrew Morton wrote:
>> I've completely forgotten why we need this xvmalloc thing and I don't
>> recall whether we decided it would be a good thing to have as a generic
>> facility and of course it's all unexplained and undocumented. I won't
>> be looking at it today, for this reason.
>
> We need it because the slab allocator is not a good fit for this special
> purpose driver due to fragmentation. Nitin, you had a nice web page
> showing all the relevant numbers but I can't find it anymore.
>

xvmalloc performance numbers:
http://code.google.com/p/compcache/wiki/xvMalloc
http://code.google.com/p/compcache/wiki/xvMallocPerformance

Thanks,
Nitin


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