linux-kernel - Re: __alloc_pages() failures reported due to fragmentation

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Date:	Fri, 03 Nov 2006 05:04:55 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	lwoodman@...hat.com
Cc:	arjan@...radead.org, linux-kernel@...r.kernel.org
Subject: Re: __alloc_pages() failures reported due to fragmentation

From: Larry Woodman <lwoodman@...hat.com>
Date: Fri, 03 Nov 2006 07:39:44 -0500

> Hi Arjan.  Right but this just includes __GFP_REPEAT in the mask so we can
> defrag in __alloc_pages and only if GFP_WAIT was passed in origionally.

Indeed, quoting that small snippet of the patch was deceptive :-)

Arjan, gfp_mask is set to sk->sk_allocation, and we just add a bit
into it conditionally.
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