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From: Ingo Molnar <mingo@elte.hu>
To: David Miller <davem@davemloft.net>
Cc: joerg.roedel@amd.com, mingo@redhat.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] dma-debug: Allow archs to override check_for_illegal_area
Date: Sat, 15 Aug 2009 10:46:35 +0200	[thread overview]
Message-ID: <20090815084635.GA15719@elte.hu> (raw)
In-Reply-To: <20090814.130259.122634755.davem@davemloft.net>


* David Miller <davem@davemloft.net> wrote:

> From: Ingo Molnar <mingo@elte.hu>
> Date: Wed, 12 Aug 2009 10:54:40 +0200
> 
> > 
> > * Joerg Roedel <joerg.roedel@amd.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@amd.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)?
> 
> Don't worry about this purely for sparc32's sake.
> 
> We can revisit this patch if I can't sort out the sparc32 issue 
> locally.

Ok, thanks David!

	Ingo

      reply	other threads:[~2009-08-15  8:46 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-08-11 15:43 [PATCH] dma-debug: Allow archs to override check_for_illegal_area Joerg Roedel
2009-08-12  8:54 ` Ingo Molnar
2009-08-14 20:02   ` David Miller
2009-08-15  8:46     ` Ingo Molnar [this message]

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