KVM: PPC: Booke-hv: Add one reg interface for SPRG9
We now support SPRG9 for guest, so also add a one reg interface for same
Note: Changes are in bookehv code only as we do not have SPRG9 on booke-pr.
Signed-off-by: Bharat Bhushan <Bharat.Bhushan@freescale.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
diff --git a/arch/powerpc/kvm/e500mc.c b/arch/powerpc/kvm/e500mc.c
index 690499d..164bad2 100644
--- a/arch/powerpc/kvm/e500mc.c
+++ b/arch/powerpc/kvm/e500mc.c
@@ -267,14 +267,32 @@
static int kvmppc_get_one_reg_e500mc(struct kvm_vcpu *vcpu, u64 id,
union kvmppc_one_reg *val)
{
- int r = kvmppc_get_one_reg_e500_tlb(vcpu, id, val);
+ int r = 0;
+
+ switch (id) {
+ case KVM_REG_PPC_SPRG9:
+ *val = get_reg_val(id, vcpu->arch.sprg9);
+ break;
+ default:
+ r = kvmppc_get_one_reg_e500_tlb(vcpu, id, val);
+ }
+
return r;
}
static int kvmppc_set_one_reg_e500mc(struct kvm_vcpu *vcpu, u64 id,
union kvmppc_one_reg *val)
{
- int r = kvmppc_set_one_reg_e500_tlb(vcpu, id, val);
+ int r = 0;
+
+ switch (id) {
+ case KVM_REG_PPC_SPRG9:
+ vcpu->arch.sprg9 = set_reg_val(id, *val);
+ break;
+ default:
+ r = kvmppc_set_one_reg_e500_tlb(vcpu, id, val);
+ }
+
return r;
}