diff options
| -rw-r--r-- | arch/powerpc/include/asm/kvm_ppc.h | 1 | ||||
| -rw-r--r-- | arch/powerpc/kvm/book3s_pr.c | 1 | ||||
| -rw-r--r-- | arch/powerpc/kvm/powerpc.c | 9 |
3 files changed, 11 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/kvm_ppc.h b/arch/powerpc/include/asm/kvm_ppc.h index 139cdf0abf90..1f087c4cb386 100644 --- a/arch/powerpc/include/asm/kvm_ppc.h +++ b/arch/powerpc/include/asm/kvm_ppc.h @@ -324,6 +324,7 @@ struct kvmppc_ops { int (*get_rmmu_info)(struct kvm *kvm, struct kvm_ppc_rmmu_info *info); int (*set_smt_mode)(struct kvm *kvm, unsigned long mode, unsigned long flags); + void (*giveup_ext)(struct kvm_vcpu *vcpu, ulong msr); }; extern struct kvmppc_ops *kvmppc_hv_ops; diff --git a/arch/powerpc/kvm/book3s_pr.c b/arch/powerpc/kvm/book3s_pr.c index 3d0251edc13c..c74a8885427d 100644 --- a/arch/powerpc/kvm/book3s_pr.c +++ b/arch/powerpc/kvm/book3s_pr.c @@ -1789,6 +1789,7 @@ static struct kvmppc_ops kvm_ops_pr = { #ifdef CONFIG_PPC_BOOK3S_64 .hcall_implemented = kvmppc_hcall_impl_pr, #endif + .giveup_ext = kvmppc_giveup_ext, }; diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c index 45daf3b9d9d2..8ce9e7ba5fed 100644 --- a/arch/powerpc/kvm/powerpc.c +++ b/arch/powerpc/kvm/powerpc.c @@ -1061,6 +1061,9 @@ static void kvmppc_complete_mmio_load(struct kvm_vcpu *vcpu, kvmppc_set_gpr(vcpu, vcpu->arch.io_gpr, gpr); break; case KVM_MMIO_REG_FPR: + if (vcpu->kvm->arch.kvm_ops->giveup_ext) + vcpu->kvm->arch.kvm_ops->giveup_ext(vcpu, MSR_FP); + VCPU_FPR(vcpu, vcpu->arch.io_gpr & KVM_MMIO_REG_MASK) = gpr; break; #ifdef CONFIG_PPC_BOOK3S @@ -1074,6 +1077,9 @@ static void kvmppc_complete_mmio_load(struct kvm_vcpu *vcpu, #endif #ifdef CONFIG_VSX case KVM_MMIO_REG_VSX: + if (vcpu->kvm->arch.kvm_ops->giveup_ext) + vcpu->kvm->arch.kvm_ops->giveup_ext(vcpu, MSR_VSX); + if (vcpu->arch.mmio_vsx_copy_type == KVMPPC_VSX_COPY_DWORD) kvmppc_set_vsr_dword(vcpu, gpr); else if (vcpu->arch.mmio_vsx_copy_type == KVMPPC_VSX_COPY_WORD) @@ -1088,6 +1094,9 @@ static void kvmppc_complete_mmio_load(struct kvm_vcpu *vcpu, #endif #ifdef CONFIG_ALTIVEC case KVM_MMIO_REG_VMX: + if (vcpu->kvm->arch.kvm_ops->giveup_ext) + vcpu->kvm->arch.kvm_ops->giveup_ext(vcpu, MSR_VEC); + kvmppc_set_vmx_dword(vcpu, gpr); break; #endif |