On Mon, Apr 10, 2006 at 06:28:00AM +0200, Michael Buesch wrote:
> On Monday 10 April 2006 06:22, you wrote:
> > Either the ppc code is wrong (it doesn't enforce dma_mask) either the
> > driver still works without the check.
> >
> > Maybe ppc should do the same thing as i386:
> >
> > 47 if (dev == NULL || (dev->coherent_dma_mask < 0xffffffff))
> > 48 gfp |= GFP_DMA;
>
> No, GFP_DMA is a NOP on PPC.
> Actually the problems seems much more complex and a correct fix
> seems to be hard to do.
> I think benh is actually fixing this.
>
> To summerize: I actually added these messages, because people were
> hitting "this does not work with >1G" issues and did not get an error message.
> So I decided to insert warnings until the issue is fixed inside the arch code.
> I will remove them once the issue is fixed.
>
Thanks for the explainations.
Benoit
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