Re: [PATCH][2.4] update ref counts on all allocated pages

From: David S. Miller (davem@redhat.com)
Date: Wed Nov 27 2002 - 22:33:17 EST


On Wed, 2002-11-27 at 07:25, Matt Porter wrote:
> To clarify then, on an order>0 allocation, it is only valid/defined
> to free the same order of pages. Is that a true statement? If so,
> I'll submit a docs patch and adjust our our local implementation.

Yes, this is correct and it's what everyone does. The exceptions
mess with the page counts themselves, look at the sparc64
pmd/pte dual-page allocations for example.

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