From: Jeff Garzik <jeff@garzik.org>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Ingo Oeser <netdev@axxeo.de>, Anton Blanchard <anton@samba.org>,
Brice Goglin <brice@myri.com>,
netdev@vger.kernel.org, gallatin@myri.com,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 3/4] myri10ge - Driver core
Date: Fri, 26 May 2006 06:30:59 -0400 [thread overview]
Message-ID: <4476D8E3.40101@garzik.org> (raw)
In-Reply-To: <1148637720.8089.145.camel@localhost.localdomain>
Benjamin Herrenschmidt wrote:
>>> No proper interface exposed, he'll have to do an #ifdef powerpc here or
>>> such and use __ioremap with explicit page attributes. I have a hack to
>>> do that automatically for memory covered by prefetchable PCI BARs when
>>> mmap'ing from userland but not for kernel ioremap.
>> Stupid question: pci_iomap() is NOT what you are looking for, right?
>>
>> Implementation is at the end of lib/iomap.c
>
> No, there is no difference there, pci_iomap won't help for passing in
> platform specific page attributes for things like write combining.
Since we already have ioremap_nocache(), maybe adding ioremap_wcomb() is
appropriate?
Jeff
next prev parent reply other threads:[~2006-05-26 10:31 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-05-17 22:02 [PATCH 0/4] myri10ge - Myri-10G Ethernet driver - v2 Brice Goglin
2006-05-17 22:03 ` [PATCH 1/4] myri10ge - Revive pci_find_ext_capability Brice Goglin
2006-05-17 22:04 ` [PATCH 2/4] myri10ge - Driver header files Brice Goglin
2006-05-17 22:28 ` Randy.Dunlap
2006-05-18 23:36 ` Brice Goglin
2006-05-17 22:06 ` [PATCH 3/4] myri10ge - Driver core Brice Goglin
2006-05-17 22:36 ` Roland Dreier
2006-05-18 23:38 ` Brice Goglin
2006-05-17 23:08 ` Arnd Bergmann
2006-05-18 23:56 ` Brice Goglin
2006-05-19 1:55 ` Arnd Bergmann
2006-05-19 2:25 ` Brice Goglin
2006-05-19 10:00 ` Arnd Bergmann
2006-05-19 11:09 ` Andi Kleen
2006-05-19 15:48 ` Brice Goglin
2006-05-20 7:58 ` Brice Goglin
2006-05-19 14:39 ` Brice Goglin
2006-05-19 23:15 ` Brice Goglin
2006-05-20 0:01 ` Andi Kleen
2006-05-23 15:39 ` Anton Blanchard
2006-05-24 8:04 ` Brice Goglin
2006-05-24 21:21 ` Anton Blanchard
2006-05-25 7:59 ` Benjamin Herrenschmidt
2006-05-25 9:07 ` Brice Goglin
2006-05-25 7:56 ` Benjamin Herrenschmidt
2006-05-26 9:49 ` Ingo Oeser
2006-05-26 10:02 ` Benjamin Herrenschmidt
2006-05-26 10:30 ` Jeff Garzik [this message]
2006-05-26 10:56 ` Benjamin Herrenschmidt
2006-05-17 22:07 ` [PATCH 4/4] myri10ge - Kconfig and Makefile Brice Goglin
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4476D8E3.40101@garzik.org \
--to=jeff@garzik.org \
--cc=anton@samba.org \
--cc=benh@kernel.crashing.org \
--cc=brice@myri.com \
--cc=gallatin@myri.com \
--cc=linux-kernel@vger.kernel.org \
--cc=netdev@axxeo.de \
--cc=netdev@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).