Re: RFC: poll change

Andrea Arcangeli (andrea@suse.de)
Wed, 15 Aug 2001 18:40:58 +0200


On Wed, Aug 15, 2001 at 05:30:04PM +0100, Hugh Dickins wrote:
> On Wed, 15 Aug 2001, Andrea Arcangeli wrote:
> >
> > Since 2.2 we have the free_pgtables to release the pagetables under
> > unused pgd slots, that was used to work pretty well last time I checked.
>
> Funny you mention that: I noticed a while back that actually
> it doesn't work well with i386 PAE - presumably looks for an empty 1GB.

correct, we'd need the equivalent for the pmd too, this applies to the
other 3-level (or more) pagetables archs too.

Andrea
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