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Re: [Xen-devel] vMCE vs migration

Jan Beulich wrote:
>>>> On 03.02.12 at 08:18, "Liu, Jinsong" <jinsong.liu@xxxxxxxxx> wrote:
>> How about use static bank size, say 256, which architecture
>> (IA32_MCG_CAP MSR) defined max bank number?
> The maximum, if any, is 32 (beyond which collision with other defined
> MSRs would arise). But with the possibility of having a discontiguous
> or relocated MSR space, I don't think any static maximum would be a
> good idea.
> Jan

The advantages of static max bank is simple, any disadvantages of static 
or, can we use bank_entry listed in vmce->impact_header for mci_ctl, like what 
mci_status/mci_addr/mci_misc do?
I just think the patch may be too complicated for a minor issue.

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