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From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: Stefan Richter <stefanr@s5r6.in-berlin.de>
Cc: linux1394-devel@lists.sourceforge.net,
	Kristian Hoegsberg <krh@bitplanet.net>,
	linux-kernel@vger.kernel.org, linuxppc-dev@ozlabs.org,
	sparclinux@vger.kernel.org, Jarod Wilson <jwilson@redhat.com>,
	Sam Ravnborg <sam@ravnborg.org>,
	Harvey Harrison <harvey.harrison@gmail.com>
Subject: Re: [PATCH 1/2] firewire: endianess fix
Date: Thu, 28 Feb 2008 13:41:46 +1100	[thread overview]
Message-ID: <1204166506.15052.336.camel@pasglop> (raw)
In-Reply-To: <tkrat.9e19fa31951506af@s5r6.in-berlin.de>


On Sat, 2008-02-23 at 12:24 +0100, Stefan Richter wrote:
> The generation of incoming requests was filled in in wrong byte order on
> machines with big endian CPU.
> 
> Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>
> Cc: sparclinux@vger.kernel.org
> Cc: linuxppc-dev@ozlabs.org
> ---
> 
> This patch is a shot in the dark, based on a warning when building with
> C=1 CHECKFLAGS="-D__CHECK_ENDIAN__".  Is it really a fix, or was the
> previous code accidentally correct?
> 
> This needs to be tested on different big endian PCs, if possible with
> the Apple Uninorth FireWire controller and other types of controllers.
> One test which involves ohci->request_generation is simply with an SBP-2
> device (harddisk, CD-ROM...).  Does SBP-2 login etc. work?

Do we have the workaround for the old Apple UniNorth in the new FW OHCI
driver (for selfID swapping iirc ?)

There are several variants of Apple OHCI's here, but afaik only one with
a "problem".

Cheers,
Ben.



  parent reply	other threads:[~2008-02-28  2:43 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-02-20 22:03 sparse - make __CHECK_ENDIAN__ default enabled? Sam Ravnborg
2008-02-20 22:18 ` Harvey Harrison
2008-02-23 11:23   ` [PATCH 0/2] firewire: endinaness warnings (was Re: sparse - make __CHECK_ENDIAN__ default enabled?) Stefan Richter
2008-02-23 11:24     ` [PATCH 1/2] firewire: endianess fix Stefan Richter
2008-02-23 11:36       ` Stefan Richter
2008-02-23 12:12       ` Stefan Richter
2008-03-01 12:36         ` Stefan Richter
2008-02-27 19:58       ` Jarod Wilson
2008-02-27 20:08         ` Stefan Richter
2008-02-27 20:21           ` Jarod Wilson
2008-02-28  2:40         ` Benjamin Herrenschmidt
2008-02-28  3:21           ` Jarod Wilson
2008-02-28  6:25             ` Benjamin Herrenschmidt
2008-02-28 18:42               ` Jarod Wilson
2008-02-28 23:26                 ` Benjamin Herrenschmidt
2008-02-29  5:48                   ` Jarod Wilson
2008-02-29  6:00                     ` Benjamin Herrenschmidt
2008-02-29 11:26                     ` Paul Mackerras
2008-02-29 11:52                       ` Stefan Richter
2008-02-29 21:49                         ` Benjamin Herrenschmidt
2008-02-29 15:34                       ` Jarod Wilson
2008-03-03  9:19                     ` Gabriel Paubert
2008-03-03 14:35                       ` Stefan Richter
2008-03-05 22:59                         ` Gabriel Paubert
2008-03-05 23:26                           ` Stefan Richter
2008-03-06 20:23                             ` Gabriel Paubert
2008-02-28  3:33         ` Jarod Wilson
2008-02-28  2:41       ` Benjamin Herrenschmidt [this message]
2008-02-28  8:41         ` Stefan Richter
2008-02-23 11:24     ` [PATCH 2/2] firewire: endianess annotations Stefan Richter
2008-03-01  5:23     ` [PATCH 0/2] firewire: endinaness warnings (was Re: sparse - make __CHECK_ENDIAN__ default enabled?) Jarod Wilson
2008-02-20 22:39 ` sparse - make __CHECK_ENDIAN__ default enabled? Harvey Harrison
2008-02-20 22:51   ` Sam Ravnborg

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