Rik van Riel wrote:

> 
> 3. add a __find_page_simple(), which is like __find_page_nolock()
>    but only needs 2 arguments and doesn't touch the page ... this
>    can be used by IO clustering and other things that really don't
>    want to influence page aging, removing the 3rd argument also
>    keeps things simple
> 

We've used an exported version of __find_page_simple in XFS to good effect.
Following is a patch against 2.4.2 which is an extension of Rik's patch
to export find_get_page_simple(). Alan, if you want a patch against
the ac series please let me know.

thanks,

ananth.