Merge tsmith.mysql.internal:/home/tsmith/m/inno/mar28/51

into  quadxeon.mysql.com:/benchmarks/ext3/TOSAVE/tsmith/bk/maint/51

mysql-test/t/innodb.test

@@ -1810,7 +1810,6 @@ select a,hex(s1) from t1;
 select hex(s1) from t2;
 
 drop table t2,t1;
-
 # Ensure that <tablename>_ibfk_0 is not mistreated as a
 # generated foreign key identifier.  (Bug #16387)
 

storage/innobase/Makefile.am

@@ -89,6 +89,8 @@ EXTRA_DIST = 	include/btr0btr.h include/btr0btr.ic include/btr0cur.h include/btr
 		include/ut0sort.h include/ut0ut.h include/ut0ut.ic include/ut0vec.h include/ut0vec.ic include/ha_prototypes.h \
 		include/ut0list.h include/ut0list.ic \
 		include/ut0wqueue.h \
+		pars/make_bison.sh pars/make_flex.sh \
+		pars/pars0grm.y pars/pars0lex.l
 		CMakeLists.txt plug.in
 
 noinst_LIBRARIES =	libinnobase.a

storage/innobase/dict/dict0dict.c

@@ -689,7 +689,8 @@ dict_table_get_on_id(
 		if we are doing a rollback to handle an error in TABLE
 		CREATE, for example, we already have the mutex! */
 
-		ut_ad(mutex_own(&(dict_sys->mutex)));
+		ut_ad(mutex_own(&(dict_sys->mutex))
+		      || trx->dict_operation_lock_mode == RW_X_LATCH);
 
 		return(dict_table_get_on_id_low(table_id));
 	}

storage/innobase/handler/ha_innodb.h

@@ -35,10 +35,6 @@ typedef struct st_innobase_share {
 struct row_prebuilt_struct;
 typedef struct row_prebuilt_struct row_prebuilt_t;
 
-my_bool innobase_query_caching_of_table_permitted(THD* thd, char* full_name,
-						  uint full_name_len,
-						  ulonglong *unused);
-
 /* The class defining a handle to an Innodb table */
 class ha_innobase: public handler
 {
@@ -48,8 +44,6 @@ class ha_innobase: public handler
 	THD*		user_thd;	/* the thread handle of the user
 					currently using the handle; this is
 					set in external_lock function */
-	query_id_t	last_query_id;	/* the latest query id where the
-					handle was used */
 	THR_LOCK_DATA	lock;
 	INNOBASE_SHARE	*share;
 
@@ -186,14 +180,7 @@ class ha_innobase: public handler
 	my_bool register_query_cache_table(THD *thd, char *table_key,
 					   uint key_length,
 					   qc_engine_callback *call_back,
-					   ulonglong *engine_data)
-	{
-	  *call_back= innobase_query_caching_of_table_permitted;
-	  *engine_data= 0;
-	  return innobase_query_caching_of_table_permitted(thd, table_key,
-							   key_length,
-							   engine_data);
-	}
+					   ulonglong *engine_data);
 	static char *get_mysql_bin_log_name();
 	static ulonglong get_mysql_bin_log_pos();
 	bool primary_key_is_clustered() { return true; }
@@ -202,7 +189,6 @@ class ha_innobase: public handler
 					uint table_changes);
 };
 
-extern SHOW_VAR innodb_status_variables[];
 extern ulong innobase_fast_shutdown;
 extern ulong innobase_large_page_size;
 extern long innobase_mirrored_log_groups, innobase_log_files_in_group;

storage/innobase/include/trx0trx.h

@@ -375,8 +375,6 @@ trx_is_interrupted(
 /* Signal to a transaction */
 struct trx_sig_struct{
 	ulint		type;		/* signal type */
-	ulint		state;		/* TRX_SIG_WAITING or
-					TRX_SIG_BEING_HANDLED */
 	ulint		sender;		/* TRX_SIG_SELF or
 					TRX_SIG_OTHER_SESS */
 	que_thr_t*	receiver;	/* non-NULL if the sender of the signal
@@ -404,7 +402,7 @@ struct trx_struct{
 	const char*	op_info;	/* English text describing the
 					current operation, or an empty
 					string */
-	ulint		type;		/* TRX_USER, TRX_PURGE */
+	unsigned	is_purge:1;	/* 0=user transaction, 1=purge */
 	ulint		conc_state;	/* state of the trx from the point
 					of view of concurrency control:
 					TRX_ACTIVE, TRX_COMMITTED_IN_MEMORY,
@@ -675,12 +673,6 @@ struct trx_struct{
 					single operation of a
 					transaction, e.g., a parallel
 					query */
-/* Transaction types */
-#define	TRX_USER		1	/* normal user transaction */
-#define	TRX_PURGE		2	/* purge transaction: this is not
-					inserted to the trx list of trx_sys
-					and no rollback segment is assigned to
-					this */
 /* Transaction concurrency states */
 #define	TRX_NOT_STARTED		1
 #define	TRX_ACTIVE		2
@@ -742,9 +734,6 @@ struct trx_struct{
 					session */
 #define TRX_SIG_OTHER_SESS	2	/* sent by another session (which
 					must hold rights to this) */
-/* Signal states */
-#define	TRX_SIG_WAITING		1
-#define TRX_SIG_BEING_HANDLED	2
 
 /* Commit command node in a query graph */
 struct commit_node_struct{

storage/innobase/os/os0file.c

@@ -930,7 +930,7 @@ try_again:
 	file = CreateFile((LPCTSTR) name,
 			  access,
 			  FILE_SHARE_READ | FILE_SHARE_WRITE,
-			  /* file can be read ansd written also
+			  /* file can be read and written also
 			  by other processes */
 			  NULL,	/* default security attributes */
 			  create_flag,
@@ -1509,7 +1509,7 @@ os_file_rename(
 		return(TRUE);
 	}
 
-	os_file_handle_error(oldpath, "rename");
+	os_file_handle_error_no_exit(oldpath, "rename");
 
 	return(FALSE);
 #else
@@ -1518,7 +1518,7 @@ os_file_rename(
 	ret = rename((const char*)oldpath, (const char*)newpath);
 
 	if (ret != 0) {
-		os_file_handle_error(oldpath, "rename");
+		os_file_handle_error_no_exit(oldpath, "rename");
 
 		return(FALSE);
 	}

storage/innobase/row/row0undo.c

@@ -213,7 +213,7 @@ row_undo(
 	ulint	err;
 	trx_t*	trx;
 	dulint	roll_ptr;
-	ibool	froze_data_dict	= FALSE;
+	ibool	locked_data_dict;
 
 	ut_ad(node && thr);
 
@@ -266,13 +266,13 @@ row_undo(
 	/* Prevent DROP TABLE etc. while we are rolling back this row.
 	If we are doing a TABLE CREATE or some other dictionary operation,
 	then we already have dict_operation_lock locked in x-mode. Do not
-	try to lock again in s-mode, because that would cause a hang. */
+	try to lock again, because that would cause a hang. */
 
-	if (trx->dict_operation_lock_mode == 0) {
+	locked_data_dict = (trx->dict_operation_lock_mode == 0);
 
-		row_mysql_freeze_data_dictionary(trx);
+	if (locked_data_dict) {
 
-		froze_data_dict = TRUE;
+		row_mysql_lock_data_dictionary(trx);
 	}
 
 	if (node->state == UNDO_NODE_INSERT) {
@@ -285,9 +285,9 @@ row_undo(
 		err = row_undo_mod(node, thr);
 	}
 
-	if (froze_data_dict) {
+	if (locked_data_dict) {
 
-		row_mysql_unfreeze_data_dictionary(trx);
+		row_mysql_unlock_data_dictionary(trx);
 	}
 
 	/* Do some cleanup */

storage/innobase/trx/trx0purge.c

@@ -221,7 +221,7 @@ trx_purge_sys_create(void)
 
 	purge_sys->trx = purge_sys->sess->trx;
 
-	purge_sys->trx->type = TRX_PURGE;
+	purge_sys->trx->is_purge = 1;
 
 	ut_a(trx_start_low(purge_sys->trx, ULINT_UNDEFINED));
 

storage/innobase/trx/trx0trx.c

@@ -109,7 +109,7 @@ trx_create(
 
 	trx->op_info = "";
 
-	trx->type = TRX_USER;
+	trx->is_purge = 0;
 	trx->conc_state = TRX_NOT_STARTED;
 	trx->start_time = time(NULL);
 
@@ -667,7 +667,7 @@ trx_start_low(
 	ut_ad(mutex_own(&kernel_mutex));
 	ut_ad(trx->rseg == NULL);
 
-	if (trx->type == TRX_PURGE) {
+	if (trx->is_purge) {
 		trx->id = ut_dulint_zero;
 		trx->conc_state = TRX_ACTIVE;
 		trx->start_time = time(NULL);
@@ -1262,7 +1262,6 @@ trx_sig_send(
 	UT_LIST_ADD_LAST(signals, trx->signals, sig);
 
 	sig->type = type;
-	sig->state = TRX_SIG_WAITING;
 	sig->sender = sender;
 	sig->receiver = receiver_thr;
 
@@ -1709,7 +1708,7 @@ trx_print(
 		fputs(trx->op_info, f);
 	}
 
-	if (trx->type != TRX_USER) {
+	if (trx->is_purge) {
 		fputs(" purge trx", f);
 	}