> On Tue, 7 Jul 1998 00:03:04 +0200 (CEST), Rik van Riel
> <H.H.vanRiel@phys.uu.nl> said:
>
> > - lazy reclamation in the extreme (involves off-page
> > management instead of the on-page linked lists we have
> > now)
>
> Since the struct page was introduced several years ago, we store the
> free page links in the page map, not inside the page itself.
I'd prefer if this stays so. Otherwise on architectures with virtual
caches the cache would have to be flushed after unmapping mapped
pages in order to avoid virtual aliases. Not cheap at all.
Ralf
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