Re: [PATCH 03/10] mm: tag reseve pages

[Christoph Lameter]

On Mon, 6 Aug 2007, Peter Zijlstra wrote:

> ===================================================================
> --- linux-2.6-2.orig/include/linux/mm_types.h
> +++ linux-2.6-2/include/linux/mm_types.h
> @@ -60,6 +60,7 @@ struct page {
>  	union {
>  		pgoff_t index;		/* Our offset within mapping. */
>  		void *freelist;		/* SLUB: freelist req. slab lock */
> +		int reserve;		/* page_alloc: page is a reserve page */

Extending page struct ???
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