Re: RFC: poll change

Andrea Arcangeli (andrea@suse.de)
Wed, 15 Aug 2001 16:32:56 +0200


On Wed, Aug 15, 2001 at 07:24:19AM -0700, David S. Miller wrote:
> From: Andrea Arcangeli <andrea@suse.de>
> Date: Wed, 15 Aug 2001 16:13:18 +0200
>
> I was backporting the new version to 2.2 and I noticed that by using
> NR_OPEN an luser will actually be able to lock into RAM something of the
> order of the dozen mbytes per process.
>
> He can do this with page tables too :-)

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.

Andrea
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