Re: Respin: [PATCH] mm: limit lowmem_reserve

From: Con Kolivas
Date: Wed Apr 05 2006 - 23:21:17 EST


On Thursday 06 April 2006 12:43, Andrew Morton wrote:
> Con Kolivas <kernel@xxxxxxxxxxx> wrote:
> > It is possible with a low enough lowmem_reserve ratio to make
> > zone_watermark_ok fail repeatedly if the lower_zone is small enough.
>
> Is that actually a problem?

Every single call to get_page_from_freelist will call on zone reclaim. It
seems a problem to me if every call to __alloc_pages will do that?

Cheers,
Con
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