XXXX Check for uninitialized kernel statistics

*** 1205,1214 ****
--- 1205,1252 ----
                          (void) KSTAT_UPDATE(ksp, KSTAT_WRITE);
                  }
                  ksp->ks_flags &= ~KSTAT_FLAG_DORMANT;
          }
  
+ #ifdef DEBUG
+         /*
+          * Search for uninitialized kstats.
+          */
+         switch (ksp->ks_type) {
+         case KSTAT_TYPE_NAMED: {
+                 uint_t i;
+                 kstat_named_t *knp = KSTAT_NAMED_PTR(ksp);
+ 
+                 for (i = 0; i < ksp->ks_ndata; i++, knp++) {
+                         if (knp->data_type > KSTAT_DATA_STRING) {
+                                 cmn_err(CE_WARN,
+                                     "kstat_install('%s', %d, '%s'): "
+                                     "invalid data type",
+                                     ksp->ks_module, ksp->ks_instance,
+                                     ksp->ks_name);
+                         }
+ 
+                         /*
+                          * If the name of this kstat is empty
+                          * we assume it is uninitialized.
+                          */
+                         if (knp->name[0] == '\0') {
+                                 cmn_err(CE_WARN,
+                                     "kstat_install('%s', %d, '%s'): "
+                                     "uninitialized kstat",
+                                     ksp->ks_module, ksp->ks_instance,
+                                     ksp->ks_name);
+                         }
+                 }
+ 
+                 break;
+         }
+         default:
+                 break;
+         }
+ #endif
+ 
          /*
           * Now that the kstat is active, make it visible to the kstat driver.
           */
          ksp->ks_flags &= ~KSTAT_FLAG_INVALID;
          kstat_rele(ksp);