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Re: [Xen-devel] Performance numbers on PV-on-HVM

To: Stefano Stabellini <Stefano.Stabellini@xxxxxxxxxxxxx>
Subject: Re: [Xen-devel] Performance numbers on PV-on-HVM
From: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
Date: Mon, 4 Oct 2010 18:08:05 +0100
Cc: Jeremy Fitzhardinge <jeremy@xxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Christian Zoffoli <czoffoli@xxxxxxxxxxx>
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On Mon, 4 Oct 2010, Stefano Stabellini wrote:
> On Fri, 1 Oct 2010, Jeremy Fitzhardinge wrote:
> > >> Hopefully Jeremy merges 2.6.32-pvhvm to xen/stable-2.6.32.x branch..
> > >  
> > > The problem is that Jeremy's stable branch is sufficiently different
> > > from stable 2.6.32 that the port in non-trivial.
> > > It would probably easier for him to cherry-pick the last 6 patches in
> > > the series.
> > 
> > I tried this, but it is a bit awkward:
> > 
> > Two of them have already been applied verbatim.
> > 
> > The blkfront name patch clashes with something similar that's already in
> > xen/next (the version I currently have does xlbd_reserve_minors(), but
> > this branch's patch doesn't).  I don't know which version to take.
> > 
> just take the latest version
> > The hvc console patches clash fairly badly with the dom0 ones; nothing
> > fundamental, but fiddly.
> skip them for now: they are not critical and at some point I'll rebase
> them on top of the "xen initial domain" series that has dom0 hvc_xen
> support and you'll be able to pull them without conflicts.
> > 
> > The balloon.c changes clash with the largepage ballooning stuff.
> > 
> I have reworked the balloon patch on top of stable 2.6.32, I am attaching
> the patch to this email.

of course if you would like me to prepare a branch on top of
stable-2.6.32.x I can do that as well

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