Re: [Xen-devel] [PATCH v3 1/1] xen: move TLB-flush filtering out into populate_physmap during vm creation

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 09.09.16 at 07:37, <dongli.zhang@xxxxxxxxxx> wrote:
>> > Did you go through and check that there is nothing this information
>> > can already get derived from? I can't immediately point you at
>> > anything, but it feels like there should. 
>> >
>> Indeed. And if there isn't and we need to do add our own flagging,
>> isn't there a better way and place where to put it (e.g., what Juergen
>> and Andrew are hinting at)?
> 
> I prefer that to derive whether guest boot finishes is neither limited to a
> specific domain type (pv, hvm, pvhvm or pvh) nor a specific arch (i386, 
> x86_64,
> arm32, arm64 or more in the future). Ideally, I would have one or a combo of
> fields belong to "struct domain" but there isn't.

Of course.

> Can we use the field in vcpu[0]?

I don't think so: What if another vCPU was scheduled to run first?

Jan


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