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-rw-r--r--hw/ppc/spapr_hcall.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/hw/ppc/spapr_hcall.c b/hw/ppc/spapr_hcall.c
index 76422cfac1..1986560480 100644
--- a/hw/ppc/spapr_hcall.c
+++ b/hw/ppc/spapr_hcall.c
@@ -731,11 +731,21 @@ static target_ulong h_resize_hpt_commit(PowerPCCPU *cpu,
         return H_AUTHORITY;
     }
 
+    if (!spapr->htab_shift) {
+        /* Radix guest, no HPT */
+        return H_NOT_AVAILABLE;
+    }
+
     trace_spapr_h_resize_hpt_commit(flags, shift);
 
     rc = kvmppc_resize_hpt_commit(cpu, flags, shift);
     if (rc != -ENOSYS) {
-        return resize_hpt_convert_rc(rc);
+        rc = resize_hpt_convert_rc(rc);
+        if (rc == H_SUCCESS) {
+            /* Need to set the new htab_shift in the machine state */
+            spapr->htab_shift = shift;
+        }
+        return rc;
     }
 
     if (flags != 0) {