> -----Original Message----- > From: Paolo Bonzini [mailto:pbonz...@redhat.com] > Sent: Monday, December 22, 2014 5:28 PM > To: Wu, Feng; Zhang, Yang Z; Thomas Gleixner; Ingo Molnar; H. Peter Anvin; > x...@kernel.org; Gleb Natapov; dw...@infradead.org; j...@8bytes.org; > Alex Williamson; Jiang Liu > Cc: iommu@lists.linux-foundation.org; linux-ker...@vger.kernel.org; KVM list; > Eric Auger > Subject: Re: [v3 13/26] KVM: Define a new interface kvm_find_dest_vcpu() for > VT-d PI > > > > On 22/12/2014 05:48, Wu, Feng wrote: > > Do you mean we don't support Lowest priority interrupts? As I mentioned > before, > > Lowest priority interrupts is widely used in Linux, so I think supporting > > lowest > priority > > interrupts is very important for Linux guest OS. Do you have any > ideas/suggestions about > > how to support Lowest priority interrupts for PI? Thanks a lot! > > Can you support them only if the destination is a single CPU?
Sorry, I am not quite understand this. I still don't understand the "single CPU" here. Lowest priority interrupts always have a cpumask which contains multiple CPU. Thanks, Feng > > Paolo _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu
