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RE: [Xen-devel] [PATCH][VT] parse vcpus for VMX guest

To: "Keir Fraser" <Keir.Fraser@xxxxxxxxxxxx>, "Li, Xin B" <xin.b.li@xxxxxxxxx>
Subject: RE: [Xen-devel] [PATCH][VT] parse vcpus for VMX guest
From: "Nakajima, Jun" <jun.nakajima@xxxxxxxxx>
Date: Tue, 20 Sep 2005 10:03:17 -0700
Cc: xen-devel List <xen-devel@xxxxxxxxxxxxxxxxxxx>
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Thread-topic: [Xen-devel] [PATCH][VT] parse vcpus for VMX guest
Keir Fraser wrote:
> Why does ioemu need to know the number of vcpus? I see the patch adds
> this option to ioemu, but you don't add any code that actually uses it
> (yet). Do you have plans to?
> 
>   -- Keir
> 

Yes, we do. We have code for local APIC (mostly in Xen) and IO APIC
device models (in qemu-dm) in preparation for SMP VMX guests. Since
guests don't explicitly send EOI to IO APIC upon timer interrupts, we
are also hoping it would reduce the traffic between qemu-dm. We'll send
out the patch shortly once more testing is done.

> On 20 Sep 2005, at 16:40, Li, Xin B wrote:
> 
>> Parse vcpus for VMX guest.
>> 
>> Vcpus are passed to device model and vmx domain builder.
>> 
>> Signed-off-by: Yan Li <yanx.li@xxxxxxxxx>
>> Signed-off-by: Xin Li <xin.b.li@xxxxxxxxx>
>>
<vmx_parse_vcpus.patch>_______________________________________________

Jun
---
Intel Open Source Technology Center

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