Re: [Xen-devel] [RFC][PATCH 07/10] xen/hybrid: Add PV timer support

[Jeremy Fitzhardinge]

On 09/16/09 01:42, Sheng Yang wrote:
> If we have event channel, we can use VIRQ_TIMER to deliver timer interrupt,
> otherwise we would reuse IRQ0.
>   

What's the purpose of this?  Why can we get a timer virq via event
channel as usual?  I'm very dubious about having any platform
interrupts/apic interaction in this code.

    J
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