Re: [PATCH v9 00/22] KVM RISC-V Support

From: Paul Walmsley
Date: Fri Oct 25 2019 - 19:10:50 EST


Hi Anup,

On Wed, 16 Oct 2019, Anup Patel wrote:

> This series adds initial KVM RISC-V support. Currently, we are able to boot
> RISC-V 64bit Linux Guests with multiple VCPUs.
>
> Few key aspects of KVM RISC-V added by this series are:
> 1. Minimal possible KVM world-switch which touches only GPRs and few CSRs.
> 2. Full Guest/VM switch is done via vcpu_get/vcpu_put infrastructure.
> 3. KVM ONE_REG interface for VCPU register access from user-space.
> 4. PLIC emulation is done in user-space.
> 5. Timer and IPI emuation is done in-kernel.
> 6. MMU notifiers supported.
> 7. FP lazy save/restore supported.
> 8. SBI v0.1 emulation for KVM Guest available.
> 9. Forward unhandled SBI calls to KVM userspace.
> 10. Hugepage support for Guest/VM

Several patches in this series cause 'checkpatch.pl --strict' to flag
issues. When you respin this series, could you fix those, please?


thanks,

- Paul