[PATCH v6 33/33] KVM: s390: arm64: Enable KVM_ARM64 config and Kbuild

Marc Zyngier maz at kernel.org
Tue Aug 18 10:32:55 PDT 2026


On Wed, 12 Aug 2026 16:36:29 +0100,
Steffen Eiden <seiden at linux.ibm.com> wrote:

[...]

> +config KVM_ARM64
> +	def_tristate y
> +	prompt "KVM support for hardware accelerated arm64 guests"
> +	depends on HAS_IOMEM
> +	depends on KVM
> +	select GUEST_PERF_EVENTS if PERF_EVENTS
> +	select HAVE_KVM_CPU_RELAX_INTERCEPT
> +	select HAVE_KVM_IRQCHIP
> +	select HAVE_KVM_VCPU_RUN_PID_CHANGE
> +	select IRQ_BYPASS_MANAGER
> +	select KVM_COMMON
> +	select KVM_MMIO
> +	select KVM_VFIO
> +	select SCHED_INFO
> +	select XARRAY_MULTI
> +	help
> +	  Enable support for hosting paravirtualized, hardware-accelerated

Err... No.

KVM/arm64 is architectural, and doesn't require anything PV. I suspect
this is a direct copy-paste from the s390 text, but this does not
represent what KVM/arm64 does, and transitively what KVM/arm64-on-s390
should do.

Please drop the PV nonsense.

	M.

-- 
Without deviation from the norm, progress is not possible.



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