Improve comment, per gripe from Alvaro.

diff --git a/contrib/pg_stat_statements/pg_stat_statements.c b/contrib/pg_stat_statements/pg_stat_statements.c
index 11d07218612ca08095e1eba2d55ac0f368bc0c83..bf7d7f94fc8d2da9cda7355a7aa0c80caab078d6 100644 (file)
--- a/contrib/pg_stat_statements/pg_stat_statements.c
+++ b/contrib/pg_stat_statements/pg_stat_statements.c
@@ -14,7 +14,7 @@
  * Copyright (c) 2008-2009, PostgreSQL Global Development Group
  *
  * IDENTIFICATION
- *       $PostgreSQL: pgsql/contrib/pg_stat_statements/pg_stat_statements.c,v 1.4 2009/07/27 03:34:40 tgl Exp $
+ *       $PostgreSQL: pgsql/contrib/pg_stat_statements/pg_stat_statements.c,v 1.5 2009/07/27 04:09:55 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -327,14 +327,16 @@ pgss_shmem_startup(void)
                on_shmem_exit(pgss_shmem_shutdown, (Datum) 0);
 
        /*
-        * Attempt to load old statistics from the dump file.
-        *
-        * Note: we don't bother with locks here, because there should be no other
-        * processes running when this is called.
+        * Attempt to load old statistics from the dump file, if this is the
+        * first time through and we weren't told not to.
         */
        if (found || !pgss_save)
                return;
 
+       /*
+        * Note: we don't bother with locks here, because there should be no other
+        * processes running when this code is reached.
+        */
        file = AllocateFile(PGSS_DUMP_FILE, PG_BINARY_R);
        if (file == NULL)
        {