Re: [Qemu-devel] [PATCH 19/18] intel_iommu: Add support for Extended Interrupt Mode

2016-04-28 Thread Peter Xu
On Thu, Apr 28, 2016 at 11:30:23AM +0200, Jan Kiszka wrote: > As neither QEMU nor KVM support more than 255 CPUs so far, this is > simple: we only need to switch the destination ID translation in > vtd_remap_irq_get if EIME is set. > > Once CFI support is there, it will have to take EIM into accou

[Qemu-devel] [PATCH 19/18] intel_iommu: Add support for Extended Interrupt Mode

2016-04-28 Thread Jan Kiszka
As neither QEMU nor KVM support more than 255 CPUs so far, this is simple: we only need to switch the destination ID translation in vtd_remap_irq_get if EIME is set. Once CFI support is there, it will have to take EIM into account as well. So far, nothing to do for this. This patch allows to use