[Xen-devel] Re: Memory hot-add and c/s 20892: bad interaction?

[Keir Fraser <keir.fraser@xxxxxxxxxxxxx>]

On 08/02/2010 11:09, "Jan Beulich" <JBeulich@xxxxxxxxxx> wrote:

>> I was wondering whether this changeset is actually a bad idea in light of
>> memory hot-add, as now implemented by Yunhong? I would imagine this can mean
>> that max_mfn is now dynamic, and can increase in value after boot. So would
>> 20892 thus leave all existing guests (e.g., dom0!) broken after a hot-add
>> which adds new highest RAM addresses?
> 
> You probably overlooked the
> 
> +        if ( !mem_hotplug )

Yeah, I looked at the changeset comment and not the patch itself! Sorry
about that.

 -- Keir



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