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xen-devel
RE: [Xen-devel] Clustered xAPIC and Unisys ES7000 patch
> I agree that going with the 2.6 based code is better in the
> long run. So once Natasha's patch gets included in the
> unstable tree, I can pick it up and apply the ES7000 patches.
> Does that sound like a good idea?
Sounds like a good plan.
Ian
> -----Original Message-----
> From: Ian Pratt [mailto:m+Ian.Pratt@xxxxxxxxxxxx]
> Sent: Friday, April 15, 2005 4:09 PM
> To: natasha@xxxxxxxxxx; Puthiyaparambil, Aravindh;
> xen-devel@xxxxxxxxxxxxxxxxxxx
> Cc: ian.pratt@xxxxxxxxxxxx; ian.pratt@xxxxxxxxxxxx
> Subject: RE: [Xen-devel] Clustered xAPIC and Unisys ES7000 patch
>
>
> > I sent a second patch to the list last wednesday
> > night/thursday morning April 6. I can resend if you need me to.
>
> Ah, got it, thanks.
>
> The patch looks good to me. I propose to apply it, but Keir
> should have
> the final say.
>
> Aravindh: make sense to you? Going with 2.6 based code seems better in
> the longer run.
>
> Ian
>
> > Some of this work conflicts with my patch (but not a
> > significant amount). These patches are based on linux 2.4.
> > Unfortunately, the code organization changed drastically for
> > linux 2.6 and it will be a bit of work to get the Xen code up
> > to date. However, I do believe that modeling Xen after 2.6
> > will give a much cleaner implentation -- the code for the
> > various machines which use clustered apics can go into
> > separate files instead of having so many ifdef's in the files.
> >
> > I would like to propose updating all the Xen apic code. I
> > think the first step is just to model new code, such as the
> > ES7000 support code, after 2.6 as far as code organization
> > goes. Then the extra code from 2.4 can be stripped out. I
> > was going to send some patches to start stripping out code
> > but wasn't sure if the Unisys team was using it or not.
> > Clearly they are so that will have to wait.
> > I also wrote a set of patches for Summit clustered APIC
> > support (which are currently untested) so I'm aware of some
> > of the changes which need to be made to the code for
> > re-organization. I'd like to submit some patches for that
> > but they will conflict with these ES7000 patches. So I guess
> > we just need to make a decision what the best way forward
> > is/how much re-org we want to do right now.
> >
> > Natasha Jarymowycz
> >
> >
> >
> > On Fri, 15 Apr 2005 20:01:55 +0100, Ian Pratt
> > <m+Ian.Pratt@xxxxxxxxxxxx>
> > wrote:
> >
> > > Natasha,
> > >
> > > Are the generic apic bits of this already handled by your
> > patch? Have
> > > you a 2nd version of it ready?
> > >
> > > Thanks,
> > > Ian
> >
> >
>
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