Hi Kyungmin, On Fri, Jun 3, 2011 at 2:57 AM, Kyungmin Park <kmpark at infradead.org> wrote: > Please see the RFC patch, ARM: DMA-mapping & IOMMU integration > http://www.spinics.net/lists/linux-mm/msg19856.html Marek's work somehow escaped me, thanks for the pointers ! Ohad.