On Mon, May 21, 2007 at 05:43:16PM -0500, Matt Mackall wrote:
> On Mon, May 21, 2007 at 11:27:42AM +0200, Nick Piggin wrote:
> >
> > ... yeah, something like that would bypass
>
> As long as we're throwing out crazy unpopular ideas, try this one:
>
> Divide struct page in two such that all the most commonly used
> elements are in one piece that's nicely sized and the rest are in
> another. Have two parallel arrays containing these pieces and accessor
> functions around the unpopular bits.
>
> Whether a sensible divide between popular and unpopular bits isn't
> clear to me. But hey, I said it was crazy.
That would be unpopular with pagecache, because that uses pretty well
all fields.
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