From: Ian Campbell <ian.campbell@citrix.com>
To: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Cc: "Jaggi, Manish" <Manish.Jaggi@caviumnetworks.com>,
xen-devel@lists.xensource.com,
"stefano.stabellini@citrix.com" <stefano.stabellini@citrix.com>,
David Vrabel <david.vrabel@citrix.com>
Subject: Re: Starting xen NUMA for ARM64 on ThunderX
Date: Tue, 24 Feb 2015 12:58:54 +0000 [thread overview]
Message-ID: <1424782734.27930.331.camel@citrix.com> (raw)
In-Reply-To: <alpine.DEB.2.02.1502241235030.1758@kaball.uk.xensource.com>
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.
prev parent reply other threads:[~2015-02-24 12:58 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1424395831279.30318@caviumnetworks.com>
2015-02-24 12:44 ` Starting xen NUMA for ARM64 on ThunderX Stefano Stabellini
2015-02-24 12:58 ` Ian Campbell [this message]
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