linux-kernel - Re: [PATCH 0/4] SBI MPXY support for KVM Guest

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Message-ID: <CAAhSdy1+AFQepjrfKrcQvC8cxDpjOHfF500O6FXTYzf-iksCfw@mail.gmail.com>
Date: Mon, 27 Oct 2025 09:08:19 +0530
From: Anup Patel <anup@...infault.org>
To: Anup Patel <apatel@...tanamicro.com>
Cc: Atish Patra <atish.patra@...ux.dev>, Andrew Jones <ajones@...tanamicro.com>, 
	Palmer Dabbelt <palmer@...belt.com>, Paul Walmsley <paul.walmsley@...ive.com>, 
	Alexandre Ghiti <alex@...ti.fr>, Paolo Bonzini <pbonzini@...hat.com>, Shuah Khan <shuah@...nel.org>, 
	kvm@...r.kernel.org, kvm-riscv@...ts.infradead.org, 
	linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org, 
	linux-kselftest@...r.kernel.org
Subject: Re: [PATCH 0/4] SBI MPXY support for KVM Guest

On Fri, Oct 17, 2025 at 9:29 PM Anup Patel <apatel@...tanamicro.com> wrote:
>
> This series adds SBI MPXY support for KVM Guest/VM which will
> enable QEMU-KVM or KVMTOOL to emulate RPMI MPXY channels for the
> Guest/VM.
>
> These patches can also be found in riscv_kvm_sbi_mpxy_v1 branch
> at: https://github.com/avpatel/linux.git
>
> Anup Patel (4):
>   RISC-V: KVM: Convert kvm_riscv_vcpu_sbi_forward() into extension
>     handler
>   RISC-V: KVM: Add separate source for forwarded SBI extensions
>   RISC-V: KVM: Add SBI MPXY extension support for Guest
>   KVM: riscv: selftests: Add SBI MPXY extension to get-reg-list
>
>  arch/riscv/include/asm/kvm_vcpu_sbi.h         |  5 ++-
>  arch/riscv/include/uapi/asm/kvm.h             |  1 +
>  arch/riscv/kvm/Makefile                       |  1 +
>  arch/riscv/kvm/vcpu_sbi.c                     | 10 +++++-
>  arch/riscv/kvm/vcpu_sbi_base.c                | 28 +--------------
>  arch/riscv/kvm/vcpu_sbi_forward.c             | 34 +++++++++++++++++++
>  arch/riscv/kvm/vcpu_sbi_replace.c             | 32 -----------------
>  arch/riscv/kvm/vcpu_sbi_system.c              |  4 +--
>  arch/riscv/kvm/vcpu_sbi_v01.c                 |  3 +-
>  .../selftests/kvm/riscv/get-reg-list.c        |  4 +++
>  10 files changed, 56 insertions(+), 66 deletions(-)
>  create mode 100644 arch/riscv/kvm/vcpu_sbi_forward.c
>

Queued this series for Linux-6.19

Thanks,
Anup