spapr: nested: keep nested-hv related code restricted to its API.

spapr_exit_nested and spapr_get_pate_nested_hv contains code which
is specific to nested-hv API. Isolating code flows based on API
helps extending it to be used with different API as well.

Suggested-by: Nicholas Piggin <npiggin@gmail.com>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Harsh Prateek Bora <harshpb@linux.ibm.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>

1 files changed, 5 insertions, 1 deletions

diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index ff429d0ffe..e001ffe06f 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -1421,7 +1421,11 @@ static bool spapr_get_pate(PPCVirtualHypervisor *vhyp, PowerPCCPU *cpu,
         entry->dw1 = spapr->patb_entry;
         return true;
     } else {
-        return spapr_get_pate_nested_hv(spapr, cpu, lpid, entry);
+        assert(spapr_nested_api(spapr));
+        if (spapr_nested_api(spapr) == NESTED_API_KVM_HV) {
+            return spapr_get_pate_nested_hv(spapr, cpu, lpid, entry);
+        }
+        return false;
     }
 }