[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Xen-devel] [v6][PATCH 2/2] xen:vtd: missing RMRR mapping while share EPT

>>> On 24.09.14 at 10:53, <tiejun.chen@xxxxxxxxx> wrote:
> On 2014/9/24 16:47, Jan Beulich wrote:
>>>>> On 24.09.14 at 10:35, <tiejun.chen@xxxxxxxxx> wrote:
>>> In tools stack, how can we get ultimate e820 table built by hvmloader?
>> What is this needed for?
> I mean in case of a hotplug after the migration, we should check any 
> overlap with current existing RAM/MMIO, right? So we need to know 
> current existing guest RAM/MMIO layout since this ultimate e820 table is 
> just built by hvmloader, not in xen internal.

Actually I think we'd be better off not complicating the tool stack for
this - with proper checking for collisions in the P2M updates, the
assignment ought to fail without the tool stack doing anything.


Xen-devel mailing list



Lists.xenproject.org is hosted with RackSpace, monitoring our
servers 24x7x365 and backed by RackSpace's Fanatical Support®.