linux-kernel - Re: [RFC/PATCH v2] mm: Introduce GFP

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Message-ID: <alpine.DEB.1.10.0905081018130.23875@qirst.com>
Date:	Fri, 8 May 2009 10:20:26 -0400 (EDT)
From:	Christoph Lameter <cl@...ux.com>
To:	Pekka Enberg <penberg@...helsinki.fi>
cc:	Cyrill Gorcunov <gorcunov@...il.com>,
	Andrew Morton <akpm@...ux-foundation.org>, mingo@...e.hu,
	mel@....ul.ie, linux-kernel@...r.kernel.org, riel@...hat.com,
	rientjes@...gle.com, xemul@...nvz.org
Subject: Re: [RFC/PATCH v2] mm: Introduce GFP_PANIC for non-failing
 allocations

On Fri, 8 May 2009, Pekka Enberg wrote:

> +#define GFP_PANIC	(__GFP_NOFAIL | __GFP_NORETRY | __GFP_NOMEMALLOC)

So this means not retrying the allocation a couple of times? Not delving
into reserve pools? Such behavior is good for a allocation that causes a
panic if it fails?

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