Yes, it only reproduces on a GICv2 emulation on GICv3. I am looking into the source code. And I still can't find any error in KVM code. On Fri, Oct 19, 2018 at 11:26 AM Andrew Jones <drjones@xxxxxxxxxx> wrote: > > On Thu, Oct 18, 2018 at 05:17:57PM +0800, Li Zhang wrote: > > Hi, > > > > I run kvm-units-test on ARM server(QDF2400), but gicv2-ipi, > > gicv2-active cases fail. > > By debuging kvm-unit-tests source code, I found that interrupt is not > > handled. do_handle_exception is not called. > > > > By looking into KVM source code, it has GICv2 emulation on GICv3 support. > > I've tried a lot of kernel versions, from v4.12~v4.19 in mainline, > > these cases always fail. > > Is it possible that hardware/software disables this? > > > > It seems that GICv2 is a little old for ARM server, I am confused when > > we can use it. > > Do we need to care about these cases? > > We care, but I haven't seen these issues, and, if this only reproduces on > a gicv2 emulation on gicv3 configuration, then I don't have any hardware > where I can reproduce/debug it. > > Thanks, > drew -- Best Regards -Li _______________________________________________ kvmarm mailing list kvmarm@xxxxxxxxxxxxxxxxxxxxx https://lists.cs.columbia.edu/mailman/listinfo/kvmarm
