linux-kernel - Re: [PATCH] dma-debug: Allow archs to override check_for_illegal

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Message-ID: <20090812085440.GA14114@elte.hu>
Date:	Wed, 12 Aug 2009 10:54:40 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Joerg Roedel <joerg.roedel@....com>
Cc:	Ingo Molnar <mingo@...hat.com>, David Miller <davem@...emloft.net>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] dma-debug: Allow archs to override
	check_for_illegal_area


* Joerg Roedel <joerg.roedel@....com> wrote:

> For some architectures (like sparc32) the default 
> check_for_illegal_area function does not work reliable. This patch 
> makes this function a weak symbol allowing architectures to 
> override it if necessary.
> 
> Signed-off-by: Joerg Roedel <joerg.roedel@....com>
> ---
>  lib/dma-debug.c |    9 ++++++---
>  1 files changed, 6 insertions(+), 3 deletions(-)

Dave, you indicated that sparc32 would address this problem 
differently. Do we still need this patch (for .31 for example)?

	Ingo
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