Messages in this thread | | | Date | Thu, 13 Nov 2014 22:11:26 +0100 (CET) | From | Thomas Gleixner <> | Subject | Re: [Patch V1 0/6] Refine generic/PCI MSI irqodmian interfaces |
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On Thu, 13 Nov 2014, Marc Zyngier wrote: > With the new stacked irq domains, it becomes pretty tempting > to allocate an MSI domain per PCI bus, which would remove > the requirement of either relying on arch-specific code, or > a default PCI MSI domain.
Right. That's what I roughly had in mind. And that would solve the multi-iommu issue on x86 nicely as well. We establish the association at the time where the bus gets populated. So the whole lookup magic simply goes away.
Thanks,
tglx
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