Re: [patch 2] mm: speculative get_page

Pavel Machek
2005-06-29T18:37:38Z

Hi!

> > I think there are a a few ways that bits can be reclaimed if we
> > start digging. swsusp uses 2 which seems excessive though may be
> > fully justified.
>
> They (swsusp) actually don't need the bits at all until suspend-time, at
> all. Somebody coded up a "dynamic page flags" patch that let them kill
> the page->flags use, but it didn't really go anywhere. Might be nice if
> someone dug it up. I probably have a copy somewhere.

Unfortunately that patch was rather ugly :-(.
Pavel
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