linux-kernel - Re: [PATCH v3 5/6] RISC-V: KVM: Implement ONE

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Message-ID: <20250905-005c0bc3e16e909c5d91eef4@orel>
Date: Fri, 5 Sep 2025 09:21:51 -0500
From: Andrew Jones <ajones@...tanamicro.com>
To: Anup Patel <apatel@...tanamicro.com>
Cc: Atish Patra <atish.patra@...ux.dev>, 
	Palmer Dabbelt <palmer@...belt.com>, Paul Walmsley <paul.walmsley@...ive.com>, 
	Alexandre Ghiti <alex@...ti.fr>, Anup Patel <anup@...infault.org>, 
	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 v3 5/6] RISC-V: KVM: Implement ONE_REG interface for SBI
 FWFT state

On Sat, Aug 23, 2025 at 09:29:46PM +0530, Anup Patel wrote:
> The KVM user-space needs a way to save/restore the state of
> SBI FWFT features so implement SBI extension ONE_REG callbacks.
> 
> Signed-off-by: Anup Patel <apatel@...tanamicro.com>
> ---
>  arch/riscv/include/asm/kvm_vcpu_sbi_fwft.h |   1 +
>  arch/riscv/include/uapi/asm/kvm.h          |  15 ++
>  arch/riscv/kvm/vcpu_sbi_fwft.c             | 197 +++++++++++++++++++--
>  3 files changed, 200 insertions(+), 13 deletions(-)
>

Reviewed-by: Andrew Jones <ajones@...tanamicro.com>