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Re: ddb5477 fixes for 2.6

To: "Maciej W. Rozycki" <>
Subject: Re: ddb5477 fixes for 2.6
From: Daniel Jacobowitz <>
Date: Thu, 18 Sep 2003 13:22:03 -0400
In-reply-to: <>
Original-recipient: rfc822;
References: <> <>
User-agent: Mutt/1.5.1i
On Thu, Sep 18, 2003 at 07:19:21PM +0200, Maciej W. Rozycki wrote:
> On Thu, 18 Sep 2003, Daniel Jacobowitz wrote:
> > >  Is it OK for other PCI systems?
> > 
> > Yes, I think so.  Those two functions seem to have migrated in from
> > pci-hplj.c; they can't possibly compile, since they use constants only
> > defined in that file.
>  Then the snippet should probably get removed altogether.
> > >  Why do you want these suffixes?  They don't work for assembly sources.
> > 
> > Because otherwise uses of XKPHYS in a 32-bit kernel generate noisy
> > warnings.  I don't remember where it was offhand.  Wrap it in
> > __ASSEMBLY__ if you like.
>  Hmm, but is there any use for XKPHYS, etc. in a 32-bit kernel at all? 
> The address cannot effectively be used anyway. 

That patch is a total hack/slash job.  You're probably right on both

Take a look at __ioremap_mode which probably needs some #ifdefs for
32-bit kernels.  It uses cpu_has_64bit_addresses, which means at
runtime it's OK, but we get a lot of warnings.

Daniel Jacobowitz
MontaVista Software                         Debian GNU/Linux Developer

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