[PATCH v5 3/9] dma-mapping: add dma_{map,unmap}_resource

[Christoph Hellwig]

On Wed, Apr 13, 2016 at 03:29:17PM +0200, Niklas S?derlund wrote:
> > Yes, it would be good to do an audit of all the ARM dma_ops as well
> > as generic code like drivers/base/dma-*.c, lib/dma-debug.c and
> > include/linux/dma-*.h

What about things like the phys_addr() helper in lib/dma-debug.c?  That
was in fact what prompted my question for an audit, and it seems
to not even feature on your list.  What patterns / symbols did you look
for?