pgrowlocks: fix bogus lock strength output

Per report from [email protected]

diff --git a/contrib/pgrowlocks/pgrowlocks.c b/contrib/pgrowlocks/pgrowlocks.c
index 43ada57352d2f3bb6055e42b200f0c9b228262fa..98aa7c80c085f6d59e446a8713d7af712104194c 100644 (file)
--- a/contrib/pgrowlocks/pgrowlocks.c
+++ b/contrib/pgrowlocks/pgrowlocks.c
@@ -247,7 +247,12 @@ pgrowlocks(PG_FUNCTION_ARGS)
                    else if (HEAP_XMAX_IS_KEYSHR_LOCKED(infomask))
                        snprintf(values[Atnum_modes], NCHARS, "{For Key Share}");
                    else if (HEAP_XMAX_IS_EXCL_LOCKED(infomask))
-                       snprintf(values[Atnum_modes], NCHARS, "{For Update}");
+                   {
+                       if (tuple->t_data->t_infomask2 & HEAP_KEYS_UPDATED)
+                           snprintf(values[Atnum_modes], NCHARS, "{For Update}");
+                       else
+                           snprintf(values[Atnum_modes], NCHARS, "{For No Key Update}");
+                   }
                    else
                        /* neither keyshare nor exclusive bit it set */
                        snprintf(values[Atnum_modes], NCHARS,
@@ -256,9 +261,9 @@ pgrowlocks(PG_FUNCTION_ARGS)
                else
                {
                    if (tuple->t_data->t_infomask2 & HEAP_KEYS_UPDATED)
-                       snprintf(values[Atnum_modes], NCHARS, "{Key Update}");
-                   else
                        snprintf(values[Atnum_modes], NCHARS, "{Update}");
+                   else
+                       snprintf(values[Atnum_modes], NCHARS, "{No Key Update}");
                }
 
                values[Atnum_pids] = palloc(NCHARS * sizeof(char));