Re: [Xen-devel] Starting xen NUMA for ARM64 on ThunderX

[Ian Campbell <ian.campbell@xxxxxxxxxx>]

On Tue, 2015-02-24 at 12:44 +0000, Stefano Stabellini wrote:
> On Fri, 20 Feb 2015, Jaggi, Manish wrote:
> > Hi Stefano / David,
> > 
> > 
> > I am starting Xen on NUMA on ARM64 (Cavium ThunderX). Could you help with 
> > some pointers and test cases. 
>  
> Hello Manish,
> 
> I would imaging that the first step would be to make sure that Xen
> understands that two sockets are available on the system and make use of
> both appropriately, ignoring memory locality.
> 
> The second step would be introducing understanding of memory locality in
> the hypervisor, implementing xen/include/asm-arm/numa.h and the other
> common functions appropriately. See xen/arch/x86/numa.c for the
> implementation on x86.

... remembering that there may be opportunities to refactor the x86
stuff into common code rather than simply copying it.

Ian.


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