On Friday 23 December 2011, Marek Szyprowski wrote:

The solution we found is to introduce a new public dma mapping functions
with additional attributes argument: dma_alloc_attrs and
dma_free_attrs(). This way all different kinds of architecture specific
buffer mappings can be hidden behind the attributes without the need of
creating several versions of dma_alloc_ function.

Since the patches are now in linux-next, we should make sure that they
can actually get merged into 3.4.

I've looked at all the patches again and found them to be straightforward
and helpful, I hope we can get them merged next time. Please add my

Reviewed-by: Arnd Bergmann <arnd@arndb.de>