Merge branch 'merge-perfschema-5.6' into 10.0

mysql-test/suite/perfschema/r/misc.result

@@ -92,3 +92,18 @@ object_schema	object_name	index_name	count_fetch	count_insert	count_update	count
 test	t_60905	i	2	0	0	1
 test	t_60905	NULL	5	5	0	1
 DROP TABLE t_60905;
+use test;
+truncate performance_schema.events_statements_history;
+truncate performance_schema.events_statements_history_long;
+select * from t1;
+ERROR 42S02: Table 'test.t1' doesn't exist
+
+select mysql_errno, returned_sqlstate, message_text, errors, warnings
+from performance_schema.events_statements_history where errors > 0;
+mysql_errno	returned_sqlstate	message_text	errors	warnings
+1146	42S02	Table 'test.t1' doesn't exist	1	0
+
+select mysql_errno, returned_sqlstate, message_text, errors, warnings from 
+performance_schema.events_statements_history_long where errors > 0;
+mysql_errno	returned_sqlstate	message_text	errors	warnings
+1146	42S02	Table 'test.t1' doesn't exist	1	0

mysql-test/suite/perfschema/t/misc.test

@@ -169,3 +169,23 @@ SELECT object_schema,
 
 DROP TABLE t_60905;
 
+
+#
+# Bug#11929832 - EVENTS_STATEMENTS_HISTORY HAS ERRORS=0 WHEN THERE ARE ERRORS
+#
+# Verify that SQL errors are properly counted.
+
+use test;
+truncate performance_schema.events_statements_history;
+truncate performance_schema.events_statements_history_long;
+
+--error ER_NO_SUCH_TABLE
+select * from t1;
+
+--echo 
+select mysql_errno, returned_sqlstate, message_text, errors, warnings
+  from performance_schema.events_statements_history where errors > 0;
+
+--echo
+select mysql_errno, returned_sqlstate, message_text, errors, warnings from 
+  performance_schema.events_statements_history_long where errors > 0;

storage/perfschema/ha_perfschema.cc

@@ -205,7 +205,7 @@ maria_declare_plugin(perfschema)
   0x0001,
   pfs_status_vars,
   NULL,
-  "5.6.26",
+  "5.6.27",
   MariaDB_PLUGIN_MATURITY_STABLE
 }
 maria_declare_plugin_end;

storage/perfschema/pfs.cc

@@ -4832,6 +4832,7 @@ static void end_statement_v1(PSI_statement_locker *locker, void *stmt_da)
           memcpy(pfs->m_message_text, da->message(), MYSQL_ERRMSG_SIZE);
           pfs->m_message_text[MYSQL_ERRMSG_SIZE]= 0;
           pfs->m_sql_errno= da->sql_errno();
+          pfs->m_error_count++;
           memcpy(pfs->m_sqlstate, da->get_sqlstate(), SQLSTATE_LENGTH);
           break;
         case Diagnostics_area::DA_DISABLED:

storage/perfschema/pfs_timer.cc

@@ -1,4 +1,4 @@
-/* Copyright (c) 2008, 2012, Oracle and/or its affiliates. All rights reserved.
+/* Copyright (c) 2008, 2015, Oracle and/or its affiliates. All rights reserved.
 
   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -124,6 +124,42 @@ void init_timers(void)
     Pick best replacements.
   */
 
+  /*
+    For WAIT, the cycle timer is used by default. However, it is not available
+    on all architectures. Fall back to the nanosecond timer in this case. It is
+    unlikely that neither cycle nor nanosecond are available, but we continue
+    probing less resolution timers anyway for consistency with other events.
+  */
+
+  if (cycle_to_pico != 0)
+  {
+    /* Normal case. */
+    wait_timer= TIMER_NAME_CYCLE;
+  }
+  else if (nanosec_to_pico != 0)
+  {
+    /* Robustness, no known cases. */
+    wait_timer= TIMER_NAME_NANOSEC;
+  }
+  else if (microsec_to_pico != 0)
+  {
+    /* Robustness, no known cases. */
+    wait_timer= TIMER_NAME_MICROSEC;
+  }
+  else if (millisec_to_pico != 0)
+  {
+    /* Robustness, no known cases. */
+    wait_timer= TIMER_NAME_MILLISEC;
+  }
+  else
+  {
+    /*
+       Will never be reached on any architecture, but must provide a default if
+       no other timers are available.
+    */
+    wait_timer= TIMER_NAME_TICK;
+  }
+
   /*
     For STAGE and STATEMENT, a timer with a fixed frequency is better.
     The prefered timer is nanosecond, or lower resolutions.
@@ -174,7 +210,7 @@ void init_timers(void)
   else if (millisec_to_pico != 0)
   {
     /* Robustness, no known cases. */
-    idle_timer= TIMER_NAME_MILLISEC;
+    wait_timer= TIMER_NAME_MILLISEC;
   }
   else if (tick_to_pico != 0)
   {