How to test riscv guest interrupt

avpatel / kvmtool

Native Linux KVM tool

GNU General Public License v2.0

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Open xiebo-hao123 opened 2 months ago

xiebo-hao123 commented 2 months ago

Does RISC-V support guest interrupt pass-through, and how can MSI interrupts be directly sent to a guest?

avpatel commented 2 months ago

At the moment, KVM RISC-V doesn't support MSI pass-through but it is work-in-progress.

@jones-drew has a working implementation but his patches depend upon RISC-V IOMMU driver which is not yet upstreamed.