Re: [Xen-devel] [PATCHv1] xen/balloon: disable memory hotplug in PV guests

[Juergen Gross <jgross@xxxxxxxx>]

On 03/19/2015 12:34 PM, Daniel Kiper wrote:
> On Thu, Mar 19, 2015 at 10:55:37AM +0100, Juergen Gross wrote:
> > On 03/18/2015 04:14 PM, Daniel Kiper wrote:
> [...]
>
> > > I have checked new p2m code and I think that this is reasonable solution too.
> > Do I need any patches for xl to be able to test this? I did:
> >
> > xl mem-max 2 4096
> > xl mem-set 2 4096
> Yep. I started work on it but I was not able to finish it.
> Here you can find some old patches for this issue:
>
> http://lists.xen.org/archives/html/xen-devel/2013-04/msg03072.html
>
> Bob and I will work on it sooner or later (probably a bit later).
>
> Hmmm... Boris, David, how did you manage to get this memory hotplug
> stuff working. Did you use xm instead of xl?
Whoever can test this - what about the attached patch?

David, you said:

This one can be trivially fixed by setting the new sections in the p2m
to INVALID_P2M_ENTRY before calling add_memory().

Are you preparing a patch for this, or do you want me to do it?


Juergen

Attachment: 0001-xen-prepare-p2m-list-for-memory-hotplug.patch
Description: Text Data

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