Re: [PATCH v3 0/6] KVM RISC-V Conditional Operations

From: Anup Patel
Date: Thu Oct 05 2023 - 10:35:37 EST


On Tue, Oct 3, 2023 at 9:22 AM Anup Patel <apatel@xxxxxxxxxxxxxxxx> wrote:
>
> This series extends KVM RISC-V to allow Guest/VM discover and use
> conditional operations related ISA extensions (namely XVentanaCondOps
> and Zicond).
>
> To try these patches, use KVMTOOL from riscv_zbx_zicntr_smstateen_condops_v1
> branch at: https://github.com/avpatel/kvmtool.git
>
> These patches are based upon the latest riscv_kvm_queue and can also be
> found in the riscv_kvm_condops_v3 branch at:
> https://github.com/avpatel/linux.git
>
> Changes since v2:
> - Dropped patch1, patch2, and patch5 since these patches don't meet
> the requirements of patch acceptance policy.
>
> Changes since v1:
> - Rebased the series on riscv_kvm_queue
> - Split PATCH1 and PATCH2 of v1 series into two patches
> - Added separate test configs for XVentanaCondOps and Zicond in PATCH7
> of v1 series.
>
> Anup Patel (6):
> dt-bindings: riscv: Add Zicond extension entry
> RISC-V: Detect Zicond from ISA string
> RISC-V: KVM: Allow Zicond extension for Guest/VM
> KVM: riscv: selftests: Add senvcfg register to get-reg-list test
> KVM: riscv: selftests: Add smstateen registers to get-reg-list test
> KVM: riscv: selftests: Add condops extensions to get-reg-list test

Queued this series for Linux-6.7

Thanks,
Anup

>
> .../devicetree/bindings/riscv/extensions.yaml | 6 +++
> arch/riscv/include/asm/hwcap.h | 1 +
> arch/riscv/include/uapi/asm/kvm.h | 1 +
> arch/riscv/kernel/cpufeature.c | 1 +
> arch/riscv/kvm/vcpu_onereg.c | 2 +
> .../selftests/kvm/riscv/get-reg-list.c | 54 +++++++++++++++++++
> 6 files changed, 65 insertions(+)
>
> --
> 2.34.1
>