Re: [Xen-devel] Interrupt forwarding

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 13 Mar 2005, at 15:56, Jon Smirl wrote:

> It is a Dell Poweredge 400SC server.  I don't like how the net and
> SATA drives are on the same IRQ.
>
> I am running the latest linus bk kernel. The IRQ numbering system in
> the kernel has been changed. The board is just a standard APIC without
> MSI. No PCI Express.
>
> Xen is planned for desktops too, right? Interrupts are shared all of
> the time on desktop systems. It is not safe to assume you can get an
> exclusive one.
But Xen does support shared IRQs. They're not as good as a separate IRQ 
per device from an isolation pov, but would you really expect 
otherwise?
 -- Keir



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