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SubjectRe: [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 <>
> ---
> 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.


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