From mboxrd@z Thu Jan  1 00:00:00 1970
From: Dario Faggioli <dario.faggioli@citrix.com>
Subject: Re: [PATCH] Xen sched: Fix multiple runqueues in credit2
Date: Thu, 6 Feb 2014 14:57:52 +0100
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To: Juergen Gross <juergen.gross@ts.fujitsu.com>
Cc: Marcus.Granado@eu.citrix.com, Justin Weaver <jtweaver@hawaii.edu>, george.dunlap@eu.citrix.com, esb@ics.hawaii.edu, xen-devel@lists.xen.org, henric@hawaii.edu
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On gio, 2014-02-06 at 14:54 +0100, Juergen Gross wrote:
> On 06.02.2014 14:44, Dario Faggioli wrote:
> > My point being that, Justing is trying to fix a bug in credit2, which
> > says it constructs one runqueue per socket, while it ends up with only
> > one runqueue at all. If there is another bug, or buggy behavior, wrt ho=
w
> > this interacts with cpupools, although we should fix that too, that's
> > pre-existent and needs addressing in a dedicated patch (series), isn't
> > it?
>=20
> Now it will construct one runqueue per cpupool. There is one sched_privat=
e
> structure per cpupool!
>=20
> I'm not sure what will happen with the change proposed by Justin in case =
of
> multiple credit2 cpupools...
>=20
I see... Mmm, let me try to think a bit more about this then.

Thanks,
Dario

--=20
<<This happens because I choose it to happen!>> (Raistlin Majere)
-----------------------------------------------------------------
Dario Faggioli, Ph.D, http://about.me/dario.faggioli
Senior Software Engineer, Citrix Systems R&D Ltd., Cambridge (UK)


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