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RE: [Xen-devel] RE: [Xen-changelog] [xen-unstable] [PV-ON-HVM] Don't gen

To: "Keir Fraser" <Keir.Fraser@xxxxxxxxxxxx>, "Steven Smith" <sos22-xen@xxxxxxxxxxxxx>
Subject: RE: [Xen-devel] RE: [Xen-changelog] [xen-unstable] [PV-ON-HVM] Don't generate lots ofspurious interrupts when using event
From: "Tian, Kevin" <kevin.tian@xxxxxxxxx>
Date: Fri, 3 Nov 2006 15:59:53 +0800
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx, Steven Smith <sos22@xxxxxxxxx>
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Thread-topic: [Xen-devel] RE: [Xen-changelog] [xen-unstable] [PV-ON-HVM] Don't generate lots ofspurious interrupts when using event
>From: Keir Fraser [mailto:Keir.Fraser@xxxxxxxxxxxx]
>Sent: 2006年11月3日 15:32
>On 3/11/06 1:24 am, "Tian, Kevin" <kevin.tian@xxxxxxxxx> wrote:
>
>> No, I didn't because when I reading your patch it simply indicated a
>> spurious interrupt issue to be fixed there. Based on the description,
>> I came up above as an alternative. It's quite interesting to see such fix
>> with so obvious performance degradation. BTW, is it a typo? This logic
>> should only matter for hvm guest, and why throughout between dom0
>> and domU is affected which is more odd if true?
>
>I think this is performance between dom0 and a Linux HVM domU using
>PV
>drivers. Otherwise, as you say, it would make no sense!
>
> -- Keir

OK, it's different term and normally domU means para-domain to me. :-) 
There may be still some tricky point within pic emulation, and need more 
think then... 

Thanks,
Kevin

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