Date: Thu, 9 Nov 2006 17:04:35 +0100
From: Cornelia Huck <cornelia.huck@de.ibm.com>
To: Benjamin Herrenschmidt <benh@au1.ibm.com>
Cc: Linux Kernel list <linux-kernel@vger.kernel.org>,
       Len Brown <len.brown@intel.com>, Andrew Morton <akpm@osdl.org>,
       Greg KH <greg@kroah.com>
Subject: Re: [PATCH 0/2] Add dev_sysdata and use it for ACPI
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On Thu, 09 Nov 2006 11:45:21 +1100,
Benjamin Herrenschmidt <benh@au1.ibm.com> wrote:

>  - Add a dev_sysdata structure to struct device whose content is arch
> specific. It will allow architectures like powerpc, arm, i386, ... who
> need different types of DMA ops for busses and other kind of auxilliary
> data for devices in general (numa node id, firmware data, etc...) to put
> them in there, without bloating all architectures. The patch adds an
> empty definition for the structure to all architectures.

I like this. If we could move the dma stuff in there, we could get rid
of it on s390 where it is just bloat we drag around...

(Maybe dev_archdata would be a better name, since the definition is
architecture specific?)

-- 
Cornelia Huck
Linux for zSeries Developer
Tel.: +49-7031-16-4837, Mail: cornelia.huck@de.ibm.com
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