Re: [PATCH 2/6] Introduce CONFIG_ZONE_DMA

Martin Schwidefsky
2006-09-19T08:03:32Z

On Mon, 2006-09-18 at 10:28 -0700, Christoph Lameter wrote:
> > s390 needs ZONE_DMA for the memory area below 2GB. That is required for
> > the control structure of channel based I/O. It is not ISA but
> > conceptually related. Can we rename GENERIC_ISA_DMA into GENERIC_IO_DMA
> > or something similar?
>
> The patchset defines CONFIG_ZONE_DMA for s390 so you are fine.

Ok, I've looked at the patch and defining ZONE_DMA is the
straightforward solution. No need to make detours over GENERIC_ISA_DMA.

--
blue skies,
Martin.

Martin Schwidefsky
Linux for zSeries Development & Services
IBM Deutschland Entwicklung GmbH

"Reality continues to ruin my life." - Calvin.