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
Date: Thu, 9 Nov 2006 17:04:35 +0100 [thread overview]
Message-ID: <20061109170435.07d2e0c4@gondolin.boeblingen.de.ibm.com> (raw)
In-Reply-To: <1163033121.28571.792.camel@localhost.localdomain>
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
next prev parent reply other threads:[~2006-11-09 16:04 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-11-09 0:45 Benjamin Herrenschmidt
2006-11-09 16:04 ` Cornelia Huck [this message]
2006-11-09 22:35 ` Benjamin Herrenschmidt
2006-11-10 5:48 ` Greg KH
2006-11-10 9:44 ` Benjamin Herrenschmidt
2006-11-13 5:17 ` Paul Mackerras
2006-11-13 6:07 ` Benjamin Herrenschmidt
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