linux-kernel - Re: [RFC PATCH v2 14/18] RISC-V: KVM: Enable KVM

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Message-ID:
 <KUZPR04MB9265EEB3E98A19CE443F8DC8F3E2A@KUZPR04MB9265.apcprd04.prod.outlook.com>
Date: Sun, 5 Oct 2025 16:44:17 +0800
From: "Nutty.Liu" <nutty.liu@...mail.com>
To: Andrew Jones <ajones@...tanamicro.com>, iommu@...ts.linux.dev,
 kvm-riscv@...ts.infradead.org, kvm@...r.kernel.org,
 linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org
Cc: jgg@...dia.com, zong.li@...ive.com, tjeznach@...osinc.com,
 joro@...tes.org, will@...nel.org, robin.murphy@....com, anup@...infault.org,
 atish.patra@...ux.dev, tglx@...utronix.de, alex.williamson@...hat.com,
 paul.walmsley@...ive.com, palmer@...belt.com, alex@...ti.fr
Subject: Re: [RFC PATCH v2 14/18] RISC-V: KVM: Enable KVM_VFIO interfaces on
 RISC-V arch

On 9/21/2025 4:39 AM, Andrew Jones wrote:
> From: Tomasz Jeznach <tjeznach@...osinc.com>
>
> Enable KVM/VFIO support on RISC-V architecture.
>
> Signed-off-by: Tomasz Jeznach <tjeznach@...osinc.com>
> Signed-off-by: Andrew Jones <ajones@...tanamicro.com>
> ---
>   arch/riscv/kvm/Kconfig | 2 ++
>   1 file changed, 2 insertions(+)
Reviewed-by: Nutty Liu <nutty.liu@...mail.com>

Thanks,
Nutty
> diff --git a/arch/riscv/kvm/Kconfig b/arch/riscv/kvm/Kconfig
> index 5a62091b0809..968a33ab23b8 100644
> --- a/arch/riscv/kvm/Kconfig
> +++ b/arch/riscv/kvm/Kconfig
> @@ -30,10 +30,12 @@ config KVM
>   	select KVM_GENERIC_DIRTYLOG_READ_PROTECT
>   	select KVM_GENERIC_HARDWARE_ENABLING
>   	select KVM_MMIO
> +	select KVM_VFIO
>   	select KVM_XFER_TO_GUEST_WORK
>   	select KVM_GENERIC_MMU_NOTIFIER
>   	select SCHED_INFO
>   	select GUEST_PERF_EVENTS if PERF_EVENTS
> +	select SRCU
>   	help
>   	  Support hosting virtualized guest machines.
>