Commit f4800b1f authored by Alexander Graf's avatar Alexander Graf
Browse files

KVM: PPC: Expose SYNC cap based on mmu notifiers 



Semantically, the "SYNC" cap means that we have mmu notifiers available.
Express this in our #ifdef'ery around the feature, so that we can be sure
we don't miss out on ppc targets when they get their implementation.

Signed-off-by: default avatarAlexander Graf <agraf@suse.de>
parent 97c95059

arch/powerpc/kvm/powerpc.c

+7 −1
Original line number Diff line number Diff line
@@ -264,10 +264,16 @@ int kvm_dev_ioctl_check_extension(long ext) 
		if (cpu_has_feature(CPU_FTR_ARCH_201))

			r = 2;

		break;

#endif

	case KVM_CAP_SYNC_MMU:

#ifdef CONFIG_KVM_BOOK3S_64_HV

		r = cpu_has_feature(CPU_FTR_ARCH_206) ? 1 : 0;

		break;

#elif defined(KVM_ARCH_WANT_MMU_NOTIFIER)

		r = 1;

#else

		r = 0;

#endif

		break;

	case KVM_CAP_NR_VCPUS:

		/*

		 * Recommending a number of CPUs is somewhat arbitrary; we