linux-kernel - Re: [x86, patch] turn x86 VISWS into a generic architecture

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Date:	Fri, 11 Jul 2008 11:04:57 +0200
From:	Robert Richter <robert.richter@....com>
To:	Yinghai Lu <yhlu.kernel@...il.com>
CC:	Ingo Molnar <mingo@...e.hu>, linux-kernel@...r.kernel.org,
	the arch/x86 maintainers <x86@...nel.org>,
	James Bottomley <James.Bottomley@...senpartnership.com>,
	Sam Ravnborg <sam@...nborg.org>
Subject: Re: [x86, patch] turn x86 VISWS into a generic architecture

On 11.07.08 02:01:29, Yinghai Lu wrote:
> On Fri, Jul 11, 2008 at 1:54 AM, Ingo Molnar <mingo@...e.hu> wrote:
> >
> > * Robert Richter <robert.richter@....com> wrote:
> >
> >> On 10.07.08 19:07:12, Ingo Molnar wrote:
> >>
> >> [...]
> >>
> >> > diff --git a/arch/x86/pci/Makefile b/arch/x86/pci/Makefile
> >> > index 99d9f09..e515e8d 100644
> >> > --- a/arch/x86/pci/Makefile
> >> > +++ b/arch/x86/pci/Makefile
> >> > @@ -9,9 +9,7 @@ pci-y                               := fixup.o
> >> >  pci-$(CONFIG_ACPI)         += acpi.o
> >> >  pci-y                              += legacy.o irq.o
> >> >
> >> > -# Careful: VISWS overrule the pci-y above. The colons are
> >> > -# therefor correct. This needs a proper fix by distangling the code.
> >> > -pci-$(CONFIG_X86_VISWS)            := visws.o fixup.o
> >> > +pci-$(CONFIG_X86_VISWS)            += visws.o
> >>
> >> Ingo, if we turn this into generic code, we have to remove the
> >> subsys_initcall for this too. Otherwise subsystem initialization is
> >> running twice, in legacy.c and in visws.c.
> >
> > Ok. Mind sending a patch for this against tip/master? Both your changes
> > and the visws cleanups are all in there and are tested through on
> > typical hardware.
> >
> > (Also, there's the suggestion from Yinghai to first do the numa init.)
> 
> could change the numa.c to numaq.c too. that name is confusing..

Ok, I will send out patches that cover all this and also pci-y
removal.

-Robert

-- 
Advanced Micro Devices, Inc.
Operating System Research Center
email: robert.richter@....com

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