linux-kernel - Re: [PATCH 0/16] DMA-API debugging facility v3

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Message-ID: <20090225105716.GK8751@amd.com>
Date:	Wed, 25 Feb 2009 11:57:16 +0100
From:	Joerg Roedel <joerg.roedel@....com>
To:	David Woodhouse <dwmw2@...radead.org>
CC:	mingo@...hat.com, linux-kernel@...r.kernel.org,
	fujita.tomonori@....ntt.co.jp, iommu@...ts.linux-foundation.org,
	johannes@...solutions.net
Subject: Re: [PATCH 0/16] DMA-API debugging facility v3

On Wed, Feb 25, 2009 at 04:33:19PM +0900, David Woodhouse wrote:
> Where we complain about a discrepancy between unmap/sync and the
> original mapping, it can sometimes be useful to see the backtrace of the
> code which _mapped_ the region originally.
> 
> Signed-off-by: David Woodhouse <David.Woodhouse@...el.com>
> ---
> Untested. Builds though. Thanks Johannes for pointing me at an example.

Cool stuff. Thanks. I will give it a test and apply it to my tree.

Joerg

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