Re: Extend clear_page by an order parameter

From: Roman Zippel <zippel_at_linux-m68k.org>
Date: 2005-01-22 12:20:49
Hi,

On Fri, 21 Jan 2005, Andrew Morton wrote:

> Paul Mackerras <paulus@samba.org> wrote:
> >
> > A cluster of 2^n contiguous pages
> >  isn't one page by any normal definition.
> 
> It is, actually, from the POV of the page allocator.  It's a "higher order
> page" and is controlled by a struct page*, just like a zero-order page...

OTOH we also have alloc_page/alloc_pages.

bye, Roman
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Received on Fri Jan 21 20:21:13 2005

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