diff options
| author | Alexander Graf <agraf@suse.de> | 2010-07-29 14:47:55 +0200 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2010-10-24 10:50:49 +0200 |
| commit | 5fc87407b55f5799418f4dc5931232c2bc06d077 (patch) | |
| tree | a4551597970f86783b53a02016387c89d1a5c703 /arch/powerpc/kvm | |
| parent | e8508940a88691ad3d1c46608cd968eb4be9cbc5 (diff) | |
KVM: PPC: Expose magic page support to guest
Now that we have the shared page in place and the MMU code knows about
the magic page, we can expose that capability to the guest!
Signed-off-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/powerpc/kvm')
| -rw-r--r-- | arch/powerpc/kvm/powerpc.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c index a4cf4b47e23..fecfe043458 100644 --- a/arch/powerpc/kvm/powerpc.c +++ b/arch/powerpc/kvm/powerpc.c @@ -61,8 +61,19 @@ int kvmppc_kvm_pv(struct kvm_vcpu *vcpu) } switch (nr) { + case HC_VENDOR_KVM | KVM_HC_PPC_MAP_MAGIC_PAGE: + { + vcpu->arch.magic_page_pa = param1; + vcpu->arch.magic_page_ea = param2; + + r = HC_EV_SUCCESS; + break; + } case HC_VENDOR_KVM | KVM_HC_FEATURES: r = HC_EV_SUCCESS; +#if defined(CONFIG_PPC_BOOK3S) /* XXX Missing magic page on BookE */ + r2 |= (1 << KVM_FEATURE_MAGIC_PAGE); +#endif /* Second return value is in r4 */ kvmppc_set_gpr(vcpu, 4, r2); |