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RE: [Xen-devel] interrupt delivery to VCPU

To: "Keir Fraser" <Keir.Fraser@xxxxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject: RE: [Xen-devel] interrupt delivery to VCPU
From: "Agarwal, Lomesh" <lomesh.agarwal@xxxxxxxxx>
Date: Fri, 19 Oct 2007 13:45:27 -0700
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Thread-topic: [Xen-devel] interrupt delivery to VCPU
What happens for windows HVM guest?
Also for PV Linux guest do you know how does Linux setup irq affinity?

-----Original Message-----
From: Keir Fraser [mailto:Keir.Fraser@xxxxxxxxxxxx] 
Sent: Friday, October 19, 2007 1:42 PM
To: Agarwal, Lomesh; xen-devel@xxxxxxxxxxxxxxxxxxx
Subject: Re: [Xen-devel] interrupt delivery to VCPU

The guest can choose which VCPU gets any particular interrupt. This is
tied
into Linux's normal irq affinity logic, for example.

 -- Keir

On 19/10/07 21:39, "Agarwal, Lomesh" <lomesh.agarwal@xxxxxxxxx> wrote:

> How does Xen deliver an interrupt to VCPU? If there are 2 VCPUs for a
> guest and there is no interrupt affinity set which VCPU will get the
> interrupt? is it round robin?
> 
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@xxxxxxxxxxxxxxxxxxx
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