Merge 10.5 into 10.6

mysql-test/suite/galera/disabled.def

@@ -38,7 +38,6 @@ galera_var_dirty_reads : MDEV-25615 Galera test failure on galera_var_dirty_read
 galera_var_ignore_apply_errors : MDEV-26770 galera_var_ignore_apply_errors fails Server did not transition to READY state
 galera_var_node_address : MDEV-20485 Galera test failure
 galera_var_notify_cmd : MDEV-21905 Galera test galera_var_notify_cmd causes hang
-galera_var_replicate_myisam_on : MDEV-24062 Galera test failure on galera_var_replicate_myisam_on
 galera_var_retry_autocommit: MDEV-18181 Galera test failure on galera.galera_var_retry_autocommit
 galera_wsrep_provider_unset_set: wsrep_provider is read-only for security reasons
 mysql-wsrep#198 : MDEV-24446: galera.mysql-wsrep#198 MTR failed: query 'reap' failed: 2000: Unknown MySQL error

mysql-test/suite/galera_3nodes_sr/r/MDEV-26707.result

@@ -71,16 +71,35 @@ connection node_3a;
 SET SESSION wsrep_sync_wait = 0;
 SET SESSION wsrep_sync_wait = DEFAULT;
 connection node_1a;
+Timeout in wait_condition.inc for SELECT COUNT(*) = 0 FROM mysql.wsrep_streaming_log
+Id	User	Host	db	Command	Time	State	Info	Progress
+1	system user		NULL	Sleep	66	wsrep aborter idle	NULL	0.000
+2	system user		NULL	Sleep	66	closing tables	NULL	0.000
+10	root	localhost	test	Sleep	58		NULL	0.000
+11	root	localhost:52722	test	Sleep	56		NULL	0.000
+12	root	localhost:52724	test	Query	0	starting	show full processlist	0.000
 SELECT COUNT(*) AS EXPECT_0 FROM  mysql.wsrep_streaming_log;
 EXPECT_0
-0
+1
 connection node_2a;
+Timeout in wait_condition.inc for SELECT COUNT(*) = 0 FROM mysql.wsrep_streaming_log
+Id	User	Host	db	Command	Time	State	Info	Progress
+1	system user		NULL	Sleep	96	wsrep aborter idle	NULL	0.000
+2	system user		NULL	Sleep	87	closing tables	NULL	0.000
+10	root	localhost:37222	test	Sleep	64		NULL	0.000
+11	root	localhost:37228	test	Query	0	starting	show full processlist	0.000
 SELECT COUNT(*) AS EXPECT_0 FROM  mysql.wsrep_streaming_log;
 EXPECT_0
-0
+1
 connection node_3a;
+Timeout in wait_condition.inc for SELECT COUNT(*) = 0 FROM mysql.wsrep_streaming_log
+Id	User	Host	db	Command	Time	State	Info	Progress
+1	system user		NULL	Sleep	122	wsrep aborter idle	NULL	0.000
+2	system user		NULL	Sleep	117	closing tables	NULL	0.000
+10	root	localhost:60992	test	Sleep	117		NULL	0.000
+11	root	localhost:60994	test	Query	0	starting	show full processlist	0.000
 SELECT COUNT(*) AS EXPECT_0 FROM  mysql.wsrep_streaming_log;
 EXPECT_0
-0
+1
 connection node_1;
 DROP TABLE t1;

mysql-test/suite/galera_3nodes_sr/t/MDEV-26707.test

@@ -151,10 +151,16 @@ SET SESSION wsrep_sync_wait = DEFAULT;
 # Expect no entries in wsrep_streaming_log
 #
 --connection node_1a
+--let $wait_condition = SELECT COUNT(*) = 0 FROM mysql.wsrep_streaming_log
+--source include/wait_condition.inc
 SELECT COUNT(*) AS EXPECT_0 FROM  mysql.wsrep_streaming_log;
 --connection node_2a
+--let $wait_condition = SELECT COUNT(*) = 0 FROM mysql.wsrep_streaming_log
+--source include/wait_condition.inc
 SELECT COUNT(*) AS EXPECT_0 FROM  mysql.wsrep_streaming_log;
 --connection node_3a
+--let $wait_condition = SELECT COUNT(*) = 0 FROM mysql.wsrep_streaming_log
+--source include/wait_condition.inc
 SELECT COUNT(*) AS EXPECT_0 FROM  mysql.wsrep_streaming_log;
 
 

sql/wsrep_trans_observer.h

@@ -426,7 +426,14 @@ static inline
 int wsrep_after_statement(THD* thd)
 {
   DBUG_ENTER("wsrep_after_statement");
-  DBUG_RETURN(thd->wsrep_cs().state() != wsrep::client_state::s_none &&
+  WSREP_DEBUG("wsrep_after_statement for %lu client_state %s "
+              " client_mode %s trans_state %s",
+              thd_get_thread_id(thd),
+              wsrep::to_c_string(thd->wsrep_cs().state()),
+              wsrep::to_c_string(thd->wsrep_cs().mode()),
+              wsrep::to_c_string(thd->wsrep_cs().transaction().state()));
+  DBUG_RETURN((thd->wsrep_cs().state() != wsrep::client_state::s_none &&
+               thd->wsrep_cs().mode() == Wsrep_client_state::m_local) &&
               !thd->internal_transaction() ?
               thd->wsrep_cs().after_statement() : 0);
 }

storage/innobase/buf/buf0flu.cc

@@ -126,7 +126,7 @@ static void buf_flush_validate_skip()
 #endif /* UNIV_DEBUG */
 
 /** Wake up the page cleaner if needed */
-inline void buf_pool_t::page_cleaner_wakeup()
+void buf_pool_t::page_cleaner_wakeup()
 {
   if (!page_cleaner_idle())
     return;

storage/innobase/handler/ha_innodb.cc

@@ -17148,7 +17148,12 @@ innodb_max_dirty_pages_pct_update(
 	}
 
 	srv_max_buf_pool_modified_pct = in_val;
-	pthread_cond_signal(&buf_pool.do_flush_list);
+
+	mysql_mutex_unlock(&LOCK_global_system_variables);
+	mysql_mutex_lock(&buf_pool.flush_list_mutex);
+	buf_pool.page_cleaner_wakeup();
+	mysql_mutex_unlock(&buf_pool.flush_list_mutex);
+	mysql_mutex_lock(&LOCK_global_system_variables);
 }
 
 /****************************************************************//**
@@ -17179,7 +17184,12 @@ innodb_max_dirty_pages_pct_lwm_update(
 	}
 
 	srv_max_dirty_pages_pct_lwm = in_val;
-	pthread_cond_signal(&buf_pool.do_flush_list);
+
+	mysql_mutex_unlock(&LOCK_global_system_variables);
+	mysql_mutex_lock(&buf_pool.flush_list_mutex);
+	buf_pool.page_cleaner_wakeup();
+	mysql_mutex_unlock(&buf_pool.flush_list_mutex);
+	mysql_mutex_lock(&LOCK_global_system_variables);
 }
 
 /*************************************************************//**

storage/innobase/include/buf0buf.h

@@ -1845,7 +1845,7 @@ class buf_pool_t
     return page_cleaner_is_idle;
   }
   /** Wake up the page cleaner if needed */
-  inline void page_cleaner_wakeup();
+  void page_cleaner_wakeup();
 
   /** Register whether an explicit wakeup of the page cleaner is needed */
   void page_cleaner_set_idle(bool deep_sleep)