On Wed, Apr 26, 2006 at 06:34:24PM +0900, Isaku Yamahata wrote:
> On Wed, Apr 26, 2006 at 10:19:49AM +0100, Christian Limpach wrote:
> > On 4/26/06, Isaku Yamahata <yamahata@xxxxxxxxxxxxx> wrote:
> > >On Tue, Apr 25, 2006 at 11:00:52AM +0100, Christian Limpach wrote:
> > >
> > >> I also don't like the ifdef on dma_map_page since it requires you to
> > >> #define it to something else to override it instead of implementing
> > >> it.
> > >>
> > >> I prefer to have #if defined(__i386__) || defined(__x86_64__) (maybe
> > >> with a comment stating !defined(__ia64__)) which will make it clear
> > >> why these are ifdef'ed out.
> > >
> > >I attached the updated patch.
> >
> > Cool, although I'm still wondering about dma_declare_coherent_memory():
> > If you have your own dma_declare_coherent_memory(), don't you then
> > need to #define ARCH_HAS_DMA_DECLARE_COHERENT_MEMORY so that you don't
> > get the default implementations in linux/dma-mapping.h?
> >
> > Do you use the default dma_declare_coherent_memory() from
> > linux/dma-mapping.h and thus don't define
> > ARCH_HAS_DMA_DECLARE_COHERENT_MEMORY?
>
> xenLinux/IA64 uses the default dma_declare_coherent_memory().
> So ARCH_HAS_DMA_DECLARE_COHERENT_MEMORY isn't defined.
Ah ok, then it makes sense. I'll apply the patch. Thanks.
christian
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