On 19 October 2018 at 11:25, 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. > Do you have access to a Socionext SynQuacer board? I use it regularly with QEMU/KVM running both in GICv2 and GICv3 modes, and I haven't noticed any issues. _______________________________________________ kvmarm mailing list kvmarm@xxxxxxxxxxxxxxxxxxxxx https://lists.cs.columbia.edu/mailman/listinfo/kvmarm
