Commit d4db9879 authored by Marc Zyngier's avatar Marc Zyngier
Browse files

KVM: arm64: Add predicate for FPMR support in a VM 



As we are about to check for the advertisement of FPMR support to
a guest in a number of places, add a predicate that will gate most
of the support code for FPMR.

Reviewed-by: default avatarMark Brown <broonie@kernel.org>
Tested-by: default avatarMark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20240820131802.3547589-3-maz@kernel.org


Signed-off-by: default avatarMarc Zyngier <maz@kernel.org>
parent b5568894

arch/arm64/include/asm/kvm_host.h

+4 −0
Original line number Diff line number Diff line
@@ -1475,4 +1475,8 @@ void kvm_set_vm_id_reg(struct kvm *kvm, u32 reg, u64 val); 
		(pa + pi + pa3) == 1;					\

	})



#define kvm_has_fpmr(k)					\

	(system_supports_fpmr() &&			\

	 kvm_has_feat((k), ID_AA64PFR2_EL1, FPMR, IMP))



#endif /* __ARM64_KVM_HOST_H__ */