Re: [PATCH 2/3] dma: override "dma_flags_set_dmaflush" for sn-ia64

[akepner]

On Mon, Aug 20, 2007 at 10:24:53AM +0200, Jes Sorensen wrote:

> I'm a little concerned about changing the API for the dma_ foo
> functions, which are defined cross platform. If you want to change
> that, I think it will require updating the documentation explaining
> it.

Good idea. I'll post a documentation patchette.

> 
> Regarding ARCH_DOES_POSTED_DMA, is that sufficient as a #define or
> does it have to be run-time tested? (does it do anything at this
> stage). I ask since not all ia64 platforms do posted DMA.
> 

I think a #define is exactly what we want here. 

The newly #define-ed function (for now, and maybe forever) does 
nothing except on IA64_SGI_SN2, which does posted DMA. 

-- 
Arthur

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