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RE: [Xen-devel] [PATCH] Automatic bigsmp detection for i386 systemswith

To: "Kamble, Nitin A" <nitin.a.kamble@xxxxxxxxx>, <ian.pratt@xxxxxxxxxxxx>, "Keir Fraser" <Keir.Fraser@xxxxxxxxxxxx>
Subject: RE: [Xen-devel] [PATCH] Automatic bigsmp detection for i386 systemswith more than 8 cpus
From: "Ian Pratt" <m+Ian.Pratt@xxxxxxxxxxxx>
Date: Tue, 13 Sep 2005 12:18:39 +0100
Cc: xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
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Thread-topic: [Xen-devel] [PATCH] Automatic bigsmp detection for i386 systemswith more than 8 cpus
> Ian, Keir,
>   What do you think of the bigsmp patch?

If only we had a bigsmp to test it on :-)

>From my POV it makes sense to include it, and a cursory look through
looked sane. Not sure whether Keir has had a chance to look yet.

Ian

> >-----Original Message-----
> >From: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx [mailto:xen-devel- 
> >bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Kamble, Nitin A
> >Sent: Friday, September 09, 2005 4:56 PM
> >To: xen-devel; ian.pratt@xxxxxxxxxxxx; Keir Fraser
> >Cc: akpm@xxxxxxxx; Pallipadi, Venkatesh
> >Subject: [Xen-devel] [PATCH] Automatic bigsmp detection for i386 
> >systemswith more than 8 cpus
> >
> >Ian, Keir,
> >   Linux kernel is able to enable bigsmp mode automatically 
> if SMP i386 
> >kernel finds more than 8 cpus in the system. This patch adds this 
> >missing feature to Xen hypervisor, to enable Xen booting fine on
> systems
> >with more than 8 CPUS without any commandline options.
> >
> >For reference here is the original patch for Linux Kernel.
> >http://www.kernel.org/pub/linux/kernel/people/akpm/patches/2.
> 6/2.6.13/2
> .
> >6.13-mm1/broken-out/x86-automatically-enable-bigsmp-when-we-h
> ave-more-t
> h
> >an-8-cpus-2.patch
> >
> >Please apply and/or provide comments.
> >
> >Signed-off-by: Nitin Kamble <nitin.a.kamble@xxxxxxxxx>
> >Signed-off-by: Venkatesh Pallipadi <venkatesh.pallipadi@xxxxxxxxx>
> >Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
> >
> >Thanks & Regards,
> >Nitin
> >-------------------------------------------------------------
> ----------
> -
> >-----------
> >Sr Software Engineer
> >Open Source Technology Center, Intel Corp
> 
> 

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