Re: libata, Sound on same IRQ : flaky sound

[Clemens Ladisch]

Robert M. Stockmann wrote:
> On Thu, 28 Aug 2008, Robert Hancock wrote:
> > Robert M. Stockmann wrote:
> > > How about giving your sound device a proper seperate IRQ number?
> > > At least libata should like eth0 have its own kernel resources.
> >
> > That's an issue with the way the motherboard IRQ lines are wired.
> > There's nothing the kernel can do about it.
>
> That sounds rather strange to me, as IRQ line 16 is a virtual
> IRQ as part of IO-APIC.

The IRQ isn't virtual; in IO-APIC mode, all PCI interrupts (PCI cards
and internal PCI devices) are hard-wired to certain interrupt vectors.


Regards,
Clemens
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