[PATCH] arm64: Expose ID_AA64ISAR1_EL1.XS to sanitised feature consumers

Marc Zyngier maz at kernel.org
Fri Nov 1 09:12:18 PDT 2024


On Fri, 01 Nov 2024 15:35:41 +0000,
Catalin Marinas <catalin.marinas at arm.com> wrote:
> 
> On Thu, Oct 31, 2024 at 08:35:19AM +0000, Marc Zyngier wrote:
> > Despite KVM now being able to deal with XS-tagged TLBIs, we still don't
> > expose these feature bits to KVM.
> > 
> > Plumb in the feature in ID_AA64ISAR1_EL1.
> > 
> > Fixes: 0feec7769a63 ("KVM: arm64: nv: Add handling of NXS-flavoured TLBI operations")
> > Signed-off-by: Marc Zyngier <maz at kernel.org>
> 
> Acked-by: Catalin Marinas <catalin.marinas at arm.com>
> 
> Happy for this to go in as a fix via the kvm tree but let me know if I
> should pick it up instead.

No need to merge this urgently, nothing goes badly wrong.

Thanks,

	M.

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



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