Re: [Xen-devel] lock in vhpet

["Andres Lagar-Cavilla" <andres@xxxxxxxxxxxxxxxx>]

>> -----Original Message-----
>> From: Tim Deegan [mailto:tim@xxxxxxx]
>> Sent: Tuesday, April 24, 2012 5:17 PM
>> To: Zhang, Yang Z
>> Cc: andres@xxxxxxxxxxxxxxxx; xen-devel@xxxxxxxxxxxxxxxxxxx; Keir Fraser
>> Subject: Re: [Xen-devel] lock in vhpet
>>
>> At 08:58 +0000 on 24 Apr (1335257909), Zhang, Yang Z wrote:
>> > > -----Original Message-----
>> > > From: Andres Lagar-Cavilla [mailto:andres@xxxxxxxxxxxxxxxx]
>> > > Sent: Tuesday, April 24, 2012 1:19 AM
>> > >
>> > > Let me know if any of this helps
>> > No, it not works.
>>
>> Do you mean that it doesn't help with the CPU overhead, or that it's
>> broken in
>> some other way?
>>
> It cannot help with the CPU overhead

Yang, is there any further information you can provide? A rough idea of
where vcpus are spending time spinning for the p2m lock would be
tremendously useful.

Thanks
Andres

>
> best regards
> yang
>



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