[Linux-ia64] Re: 64 Bits DMA Addresses for Alloc Consistent Interfaces.

From: Colin Ngam <cngam_at_sgi.com>
Date: 2003-05-16 01:48:15
David Mosberger wrote:

> >>>>> On 15 May 2003 10:12:48 -0500, James Bottomley <James.Bottomley@HansenPartnership.com> said:
>
>   James> On Thu, 2003-05-15 at 10:06, David Mosberger wrote:
>   >> James and I have been discussing this very point for the last
>   >> week or so.  My preferred solution is to add an explicit dma-mask
>   >> argument to coherent/non-coherent allocators, but James prefers
>   >> to do this via a new GFP flag (GFP_DMA32 or some such).
>
>   James> This is still being hashed out.  It looks like adding a the
>   James> _mask variants may still be a viable runner for 2.6.

David,

Can you provide a little detail on how the _mask vriant is used and
passed into the call?

Thanks.

colin

>
>
> That would be good.
>
>         --david
Received on Thu May 15 09:06:12 2003

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