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| author | Alexander Graf <agraf@suse.de> | 2012-08-07 10:24:14 +0200 |
|---|---|---|
| committer | Alexander Graf <agraf@suse.de> | 2012-10-05 23:38:39 +0200 |
| commit | f4800b1f4d23156e9080a08d6114e5d8bb767964 (patch) | |
| tree | ccbd6d3e9966a86cbd7b5c71daa3b28bfb0edb12 /arch/powerpc/kvm/powerpc.c | |
| parent | 97c95059848358f1577f471ec47cf68690f996e4 (diff) | |
| download | op-kernel-dev-f4800b1f4d23156e9080a08d6114e5d8bb767964.zip op-kernel-dev-f4800b1f4d23156e9080a08d6114e5d8bb767964.tar.gz | |
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: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'arch/powerpc/kvm/powerpc.c')
| -rw-r--r-- | arch/powerpc/kvm/powerpc.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c index dbf56e1..45fe433 100644 --- a/arch/powerpc/kvm/powerpc.c +++ b/arch/powerpc/kvm/powerpc.c @@ -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 |
