Re: [Xen-devel] Balloon driver for Linux/HVM

[Daniel Kiper <dkiper@xxxxxxxxxxxx>]

Hi,

Sorry for late reply, however I am very busy now.

On Wed, Nov 24, 2010 at 10:53:58AM -0800, Jeremy Fitzhardinge wrote:
> On 11/22/2010 01:51 AM, Daniel Kiper wrote:
> > Hi,
> >
> > On Thu, Nov 18, 2010 at 12:32:35PM -0800, Dan Magenheimer wrote:
> >> What is the difference between 2.6.36 balloon driver and Jeremy's
> >> xen/balloon tree head?  I think ideally the kernel version for
> >> development should be the latest (2.6.36).
> > I know that the best practice is to base new work on the
> > latest stable kernel version, however I am not sure that it is
> > the case there. xen/balloon head contains most of neweset fixes
> > and improvments which are not merged into current stable till
> > now. That is why I think we should start from this and later
> > merge it with current stable. However, maybe Jeremy may have
> > better view of which version would be better for the start
> > of development.
> >
>
> The big difference between xen/balloon and current mainline is hugepage
> support, which is not yet in an upstreamable state.  Aside from that,
> current upstream balloon driver (in current git, post 2.6.37-rc3) is
> equivalent, and would make a good base for development.
>
> The main difference between .37-rc and .36 is support for boot-time
> ballooning, but the changes to the balloon driver to support that are
> small, so .36 would probably make a reasonable base as well.

Thx. I will prepare patches for 2.6.36.

Daniel

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