From mboxrd@z Thu Jan  1 00:00:00 1970
Date: Wed, 15 Nov 2006 14:00:49 -0800
From: Andrew Morton <akpm@osdl.org>
Subject: Re: [PATCH] mm: call into direct reclaim without PF_MEMALLOC set
Message-Id: <20061115140049.c835fbfd.akpm@osdl.org>
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To: Peter Zijlstra <a.p.zijlstra@chello.nl>
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On Wed, 15 Nov 2006 22:32:58 +0100
Peter Zijlstra <a.p.zijlstra@chello.nl> wrote:

> +			current->flags |= PF_MEMALLOC;
>  			try_to_free_pages(zones, GFP_NOFS);
> +			current->flags &= ~PF_MEMALLOC;

Sometime, later, in a different patch, we might as well suck that into
try_to_free_pages() itself.   Along with nice comment explaining
what it means and WARN_ON(current->flags & PF_MEMALLOC).

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