Re: [UNTESTED PATCH] Throttle VM allocators

From: Rik van Riel (riel@conectiva.com.br)
Date: Tue Oct 16 2001 - 16:56:49 EST

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On Tue, 16 Oct 2001, Marcelo Tosatti wrote:

> + /*
> + * We're possibly going to eat memory from the min<->low
> + * "reversed" area. Throttling page reclamation using

"reserved" ;)

> + * the allocators which reach this point will give us a
> + * fair system.
> + */
> +
> + if ((gfp_mask & __GFP_WAIT))
> + vm_throttle(classzone, gfp_mask, order);

It might be an idea to also test for PF_MEMALLOC here,
otherwise bad things will happen.

regards,

Rik

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