Re: [PATCH 2/7] Export unusable free space index via /proc/pagetypeinfo

[Tim Pepper]

On Wed, Jan 6, 2010 at 8:26 AM, Mel Gorman <mel@xxxxxxxxx> wrote:
>
> diff --git a/mm/vmstat.c b/mm/vmstat.c
> index 6051fba..e1ea2d5 100644
> --- a/mm/vmstat.c
> +++ b/mm/vmstat.c
> @@ -451,6 +451,104 @@ static int frag_show(struct seq_file *m, void *arg)
>        return 0;
>  }
>
> +
> +struct config_page_info {
> +       unsigned long free_pages;
> +       unsigned long free_blocks_total;
> +       unsigned long free_blocks_suitable;
> +};
> +
> +/*
> + * Calculate the number of free pages in a zone, how many contiguous
> + * pages are free and how many are large enough to satisfy an allocation of
> + * the target size. Note that this function makes to attempt to estimate

s/makes to/makes no/    ?



Tim
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