On Tue, 15 Jan 2008 10:02:30 +0900
KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> wrote:

quoted text
> +
> +	notify_threshold = (zone->pages_high +
> +			    zone->lowmem_reserve[MAX_NR_ZONES-1]) * 2;
> +
Why MAX_NR_ZONES-1 ?


quoted text
> +	if (unlikely((prev_free <= notify_threshold) &&
> +		     (zone_page_state(zone, NR_FREE_PAGES) > notify_threshold)))
> +		memory_pressure_notify(zone, 0);
>  }

How about this
==
if (unlikely(zone->mem_notify_status && ...) 


Thanks,
-Kame

--
unsubscribe notice
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/