On Sat, Nov 03, 2012 at 05:00:07PM -0600, Shuah Khan wrote:
> dma-debug depends on get_dma_ops() interface. Several architectures
> do not define dma_ops and get_dma_ops(). When dma debug interfaces are
> used on an architecture (e.g: c6x) that doesn't define get_dmap_ops(),
> compilation fails. Changing dma-debug to call dma_mapping_error() instead
> of defining its own that calls get_dma_ops(), such that the internal use of
> dma_mapping_error() doesn't interfere with the debug_dma_mapping_error()
> interface's mapping error checks. Moving dma_mapping_error() checks in
> check_unmap() under the dma debug entry not found is sufficient to fix the
> problem.
> 
> Reference: https://lkml.org/lkml/2012/10/26/367
> 
> Signed-off-by: Shuah Khan <shuah.khan@hp.com>
> Reported-by: Mark Salter <msalter@redhat.com>

Sorry for the delay. I applied the patch to the dma-debug branch.


	Joerg