Re: Extend clear_page by an order parameter

[Andrew Morton]

Paul Mackerras <paulus@xxxxxxxxx> 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...
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