Merge of innodb-zip-ss6129 from 5.1 to mysql-trunk.

mysql-test/collections/default.experimental

@@ -6,8 +6,6 @@ binlog.binlog_multi_engine               # joro : NDB tests marked as experiment
 
 funcs_1.charset_collation_1              # depends on compile-time decisions
 
-innodb.innodb_information_schema         # Bug#47449 2009-09-19 alik main.information_schema and innodb.innodb_information_schema fail sporadically
-
 main.ctype_gbk_binlog  @solaris          # Bug#46010: main.ctype_gbk_binlog fails sporadically : Table 't2' already exists
 main.information_schema                  # Bug#47449 2009-09-19 alik main.information_schema and innodb.innodb_information_schema fail sporadically
 main.innodb-autoinc*                     # Bug#47809 2009-10-04 joro innodb-autoinc.test fails with valgrind errors with the innodb plugin

mysql-test/suite/innodb/t/disabled.def

 innodb-index                  : Bug#47563 2009-06-11 svoj InnoDB: Error: table `test`.`t1#1` already exists in InnoDB internal
-innodb_information_schema     : Bug#47808 joro : innodb_information_schema.test fails when run under valgrind

mysql-test/suite/innodb/t/innodb-zip.test

@@ -174,11 +174,11 @@ set innodb_strict_mode = on;
 
 --error ER_CANT_CREATE_TABLE
 create table t1 (id int primary key) engine = innodb key_block_size = 0;
-show errors;
+show warnings;
 
 --error ER_CANT_CREATE_TABLE
 create table t2 (id int primary key) engine = innodb key_block_size = 9;
-show errors;
+show warnings;
 
 
 create table t3 (id int primary key) engine = innodb key_block_size = 1;
@@ -204,22 +204,22 @@ key_block_size = 8 row_format = compressed;
 --error ER_CANT_CREATE_TABLE
 create table t2 (id int primary key) engine = innodb
 key_block_size = 8 row_format = redundant;
-show errors;
+show warnings;
 
 --error ER_CANT_CREATE_TABLE
 create table t3 (id int primary key) engine = innodb
 key_block_size = 8 row_format = compact;
-show errors;
+show warnings;
 
 --error ER_CANT_CREATE_TABLE
 create table t4 (id int primary key) engine = innodb
 key_block_size = 8 row_format = dynamic;
-show errors;
+show warnings;
 
 --error ER_CANT_CREATE_TABLE
 create table t5 (id int primary key) engine = innodb
 key_block_size = 8 row_format = default;
-show errors;
+show warnings;
 
 SELECT table_schema, table_name, row_format
 FROM information_schema.tables WHERE engine='innodb';
@@ -229,17 +229,17 @@ drop table t1;
 --error ER_CANT_CREATE_TABLE
 create table t1 (id int primary key) engine = innodb
 key_block_size = 9 row_format = redundant;
-show errors;
+show warnings;
 
 --error ER_CANT_CREATE_TABLE
 create table t2 (id int primary key) engine = innodb
 key_block_size = 9 row_format = compact;
-show errors;
+show warnings;
 
 --error ER_CANT_CREATE_TABLE
 create table t2 (id int primary key) engine = innodb
 key_block_size = 9 row_format = dynamic;
-show errors;
+show warnings;
 
 SELECT table_schema, table_name, row_format
 FROM information_schema.tables WHERE engine='innodb';
@@ -249,25 +249,25 @@ set global innodb_file_per_table = off;
 
 --error ER_CANT_CREATE_TABLE
 create table t1 (id int primary key) engine = innodb key_block_size = 1;
-show errors;
+show warnings;
 --error ER_CANT_CREATE_TABLE
 create table t2 (id int primary key) engine = innodb key_block_size = 2;
-show errors;
+show warnings;
 --error ER_CANT_CREATE_TABLE
 create table t3 (id int primary key) engine = innodb key_block_size = 4;
-show errors;
+show warnings;
 --error ER_CANT_CREATE_TABLE
 create table t4 (id int primary key) engine = innodb key_block_size = 8;
-show errors;
+show warnings;
 --error ER_CANT_CREATE_TABLE
 create table t5 (id int primary key) engine = innodb key_block_size = 16;
-show errors;
+show warnings;
 --error ER_CANT_CREATE_TABLE
 create table t6 (id int primary key) engine = innodb row_format = compressed;
-show errors;
+show warnings;
 --error ER_CANT_CREATE_TABLE
 create table t7 (id int primary key) engine = innodb row_format = dynamic;
-show errors;
+show warnings;
 create table t8 (id int primary key) engine = innodb row_format = compact;
 create table t9 (id int primary key) engine = innodb row_format = redundant;
 
@@ -281,25 +281,25 @@ set global innodb_file_format = `0`;
 
 --error ER_CANT_CREATE_TABLE
 create table t1 (id int primary key) engine = innodb key_block_size = 1;
-show errors;
+show warnings;
 --error ER_CANT_CREATE_TABLE
 create table t2 (id int primary key) engine = innodb key_block_size = 2;
-show errors;
+show warnings;
 --error ER_CANT_CREATE_TABLE
 create table t3 (id int primary key) engine = innodb key_block_size = 4;
-show errors;
+show warnings;
 --error ER_CANT_CREATE_TABLE
 create table t4 (id int primary key) engine = innodb key_block_size = 8;
-show errors;
+show warnings;
 --error ER_CANT_CREATE_TABLE
 create table t5 (id int primary key) engine = innodb key_block_size = 16;
-show errors;
+show warnings;
 --error ER_CANT_CREATE_TABLE
 create table t6 (id int primary key) engine = innodb row_format = compressed;
-show errors;
+show warnings;
 --error ER_CANT_CREATE_TABLE
 create table t7 (id int primary key) engine = innodb row_format = dynamic;
-show errors;
+show warnings;
 create table t8 (id int primary key) engine = innodb row_format = compact;
 create table t9 (id int primary key) engine = innodb row_format = redundant;
 

mysql-test/suite/innodb/t/innodb_information_schema.test

@@ -109,14 +109,18 @@ SELECT * FROM ```t'\"_str` WHERE c1 = '3' FOR UPDATE;
 -- send
 SELECT * FROM ```t'\"_str` WHERE c1 = '4' FOR UPDATE;
 
-# Give time to the above 2 queries to execute before continuing.
-# Without this sleep it sometimes happens that the SELECT from innodb_locks
-# executes before some of them, resulting in less than expected number
-# of rows being selected from innodb_locks.
--- sleep 0.1
-
 -- enable_result_log
 -- connection con_verify_innodb_locks
+# Wait for the above queries to execute before continuing.
+# Without this, it sometimes happens that the SELECT from innodb_locks
+# executes before some of them, resulting in less than expected number
+# of rows being selected from innodb_locks. If there is a bug and there
+# are no 14 rows in innodb_locks then this test will fail with timeout.
+let $count = 14;
+let $table = INFORMATION_SCHEMA.INNODB_LOCKS;
+-- source include/wait_until_rows_count.inc
+# the above enables the query log, re-disable it
+-- disable_query_log
 SELECT lock_mode, lock_type, lock_table, lock_index, lock_rec, lock_data
 FROM INFORMATION_SCHEMA.INNODB_LOCKS ORDER BY lock_data;
 

mysql-test/t/disabled.def

@@ -10,8 +10,6 @@
 #
 ##############################################################################
 kill                     : Bug#37780 2008-12-03 HHunger need some changes to be robust enough for pushbuild.
-innodb_bug39438          : Bug#42383 2009-01-28 lsoares "This fails in embedded and on windows.  Note that this test is not run on windows and on embedded in PB for main trees currently"
 query_cache_28249        : Bug#43861 2009-03-25 main.query_cache_28249 fails sporadically
 partition_innodb_builtin : Bug#32430 2009-09-25 mattiasj Waiting for push of Innodb changes
 partition_innodb_plugin  : Bug#32430 2009-09-25 mattiasj Waiting for push of Innodb changes
-innodb_bug46000          : Bug#47860 2009-10-16 satyab Test fails for innodb plugin 1.0.5

storage/innobase/ChangeLog

+2009-10-29	The InnoDB Team
+
+	* handler/ha_innodb.cc, mysql-test/innodb-autoinc.result,
+	mysql-test/innodb-autoinc.test:
+	Fix Bug#47125 auto_increment start value is ignored if an index is
+	created and engine=innodb
+
+2009-10-29	The InnoDB Team
+
+	* handler/ha_innodb.cc, mysql-test/innodb_bug47777.result,
+	mysql-test/innodb_bug47777.test:
+	Fix Bug#47777 innodb dies with spatial pk: Failing assertion: buf <=
+	original_buf + buf_len
+
+2009-10-29	The InnoDB Team
+
+	* handler/ha_innodb.cc:
+	Fix Bug#38996 Race condition in ANALYZE TABLE
+
+2009-10-29	The InnoDB Team
+
+	* handler/ha_innodb.cc:
+	Fix bug#42383: Can't create table 'test.bug39438'
+
+2009-10-29	The InnoDB Team
+
+	* os/os0proc.c:
+	Fix Bug#48237 Error handling in os_mem_alloc_large appears to
+	be incorrect
+
+2009-10-29	The InnoDB Team
+
+	* buf/buf0buf.c, buf/buf0lru.c, include/buf0buf.h, include/buf0buf.ic:
+	Fix corruption of the buf_pool->LRU_old list and improve debug
+	assertions.
+
+2009-10-28	The InnoDB Team
+
+	* srv/srv0start.c:
+	Fix Bug#41490 After enlargement of InnoDB page size, the error message
+	become inaccurate
+
+2009-10-26	The InnoDB Team
+
+	* row/row0ins.c:
+	When allocating a data tuple, zero out the system fields in order
+	to avoid Valgrind warnings about uninitialized fields in
+	dtuple_validate().
+
+2009-10-22	The InnoDB Team
+
+	* handler/ha_innodb.cc, mysql-test/innodb-zip.result,
+	mysql-test/innodb-zip.test, mysql-test/innodb_bug44369.result,
+	mysql-test/innodb_bug44369.test:
+	Fix Bug#47233 Innodb calls push_warning(MYSQL_ERROR::WARN_LEVEL_ERROR)
+
+2009-10-19	The InnoDB Team
+
+	* mysql-test/innodb_information_schema.test:
+	Fix Bug#47808 innodb_information_schema.test fails when run under
+	valgrind
+
+2009-10-15	The InnoDB Team
+
+	* include/page0page.ic:
+	Fix Bug#47058 Failure to compile innodb_plugin on solaris 10u7 + spro
+	cc/CC 5.10
+
+2009-10-05	The InnoDB Team
+
+	* buf/buf0buf.c:
+	Do not invalidate buffer pool while an LRU batch is active. Added code
+	to buf_pool_invalidate() to wait for the running batches to finish.
+
+2009-10-01	The InnoDB Team
+
+	* handler/ha_innodb.cc:
+	Fix Bug#47763 typo in error message: Failed to open table %s after %lu
+	attemtps.
+
 2009-10-01	The InnoDB Team
 
 	* fsp/fsp0fsp.c, row/row0merge.c:
-	Clean up after a crash during DROP INDEX.  When InnoDB crashes
+	Clean up after a crash during DROP INDEX. When InnoDB crashes
 	while dropping an index, ensure that the index will be completely
-	dropped during crash recovery.  The MySQL .frm file may still
+	dropped during crash recovery. The MySQL .frm file may still
 	contain the dropped index, but there is little that we can do
 	about it.
 
@@ -20,15 +100,15 @@
 	include/page0zip.h, page/page0cur.c, page/page0page.c,
 	page/page0zip.c:
 	Do not write to PAGE_INDEX_ID when restoring an uncompressed page
-	after a compression failure.  The field should only be written
-	when creating a B-tree page.  This fix addresses a race condition
+	after a compression failure. The field should only be written
+	when creating a B-tree page. This fix addresses a race condition
 	in a debug assertion.
 
 2009-09-28	The InnoDB Team
 
 	* fil/fil0fil.c:
 	Try to prevent the reuse of tablespace identifiers after InnoDB
-	has crashed during table creation.  Also, refuse to start if files
+	has crashed during table creation. Also, refuse to start if files
 	with duplicate tablespace identifiers are encountered.
 
 2009-09-25	The InnoDB Team

storage/innobase/buf/buf0buf.c

@@ -1163,10 +1163,15 @@ buf_relocate(
 #ifdef UNIV_LRU_DEBUG
 		/* buf_pool->LRU_old must be the first item in the LRU list
 		whose "old" flag is set. */
+		ut_a(buf_pool->LRU_old->old);
 		ut_a(!UT_LIST_GET_PREV(LRU, buf_pool->LRU_old)
 		     || !UT_LIST_GET_PREV(LRU, buf_pool->LRU_old)->old);
 		ut_a(!UT_LIST_GET_NEXT(LRU, buf_pool->LRU_old)
 		     || UT_LIST_GET_NEXT(LRU, buf_pool->LRU_old)->old);
+	} else {
+		/* Check that the "old" flag is consistent in
+		the block and its neighbours. */
+		buf_page_set_old(dpage, buf_page_is_old(dpage));
 #endif /* UNIV_LRU_DEBUG */
 	}
 

storage/innobase/buf/buf0flu.c

@@ -303,6 +303,28 @@ buf_flush_write_complete(
 	}
 }
 
+/********************************************************************//**
+Flush a batch of writes to the datafiles that have already been
+written by the OS. */
+static
+void
+buf_flush_sync_datafiles(void)
+/*==========================*/
+{
+	/* Wake possible simulated aio thread to actually post the
+	writes to the operating system */
+	os_aio_simulated_wake_handler_threads();
+
+	/* Wait that all async writes to tablespaces have been posted to
+	the OS */
+	os_aio_wait_until_no_pending_writes();
+
+	/* Now we flush the data to disk (for example, with fsync) */
+	fil_flush_file_spaces(FIL_TABLESPACE);
+
+	return;
+}
+
 /********************************************************************//**
 Flushes possible buffered writes from the doublewrite memory buffer to disk,
 and also wakes up the aio thread if simulated aio is used. It is very
@@ -320,8 +342,8 @@ buf_flush_buffered_writes(void)
 	ulint		i;
 
 	if (!srv_use_doublewrite_buf || trx_doublewrite == NULL) {
-		os_aio_simulated_wake_handler_threads();
-
+		/* Sync the writes to the disk. */
+		buf_flush_sync_datafiles();
 		return;
 	}
 
@@ -529,22 +551,10 @@ flush:
 		buf_LRU_stat_inc_io();
 	}
 
-	/* Wake possible simulated aio thread to actually post the
-	writes to the operating system */
-
-	os_aio_simulated_wake_handler_threads();
-
-	/* Wait that all async writes to tablespaces have been posted to
-	the OS */
-
-	os_aio_wait_until_no_pending_writes();
-
-	/* Now we flush the data to disk (for example, with fsync) */
-
-	fil_flush_file_spaces(FIL_TABLESPACE);
+	/* Sync the writes to the disk. */
+	buf_flush_sync_datafiles();
 
 	/* We can now reuse the doublewrite memory buffer: */
-
 	trx_doublewrite->first_free = 0;
 
 	mutex_exit(&(trx_doublewrite->mutex));

storage/innobase/buf/buf0lru.c

@@ -978,14 +978,14 @@ buf_LRU_old_adjust_len(void)
 #ifdef UNIV_LRU_DEBUG
 			ut_a(!LRU_old->old);
 #endif /* UNIV_LRU_DEBUG */
-			buf_page_set_old(LRU_old, TRUE);
 			old_len = ++buf_pool->LRU_old_len;
+			buf_page_set_old(LRU_old, TRUE);
 
 		} else if (old_len > new_len + BUF_LRU_OLD_TOLERANCE) {
 
-			buf_page_set_old(LRU_old, FALSE);
 			buf_pool->LRU_old = UT_LIST_GET_NEXT(LRU, LRU_old);
 			old_len = --buf_pool->LRU_old_len;
+			buf_page_set_old(LRU_old, FALSE);
 		} else {
 			return;
 		}
@@ -1009,13 +1009,13 @@ buf_LRU_old_init(void)
 	the adjust function to move the LRU_old pointer to the right
 	position */
 
-	bpage = UT_LIST_GET_FIRST(buf_pool->LRU);
-
-	while (bpage != NULL) {
+	for (bpage = UT_LIST_GET_LAST(buf_pool->LRU); bpage != NULL;
+	     bpage = UT_LIST_GET_PREV(LRU, bpage)) {
 		ut_ad(bpage->in_LRU_list);
 		ut_ad(buf_page_in_file(bpage));
-		buf_page_set_old(bpage, TRUE);
-		bpage = UT_LIST_GET_NEXT(LRU, bpage);
+		/* This loop temporarily violates the
+		assertions of buf_page_set_old(). */
+		bpage->old = TRUE;
 	}
 
 	buf_pool->LRU_old = UT_LIST_GET_FIRST(buf_pool->LRU);
@@ -1091,10 +1091,19 @@ buf_LRU_remove_block(
 
 	buf_unzip_LRU_remove_block_if_needed(bpage);
 
-	/* If the LRU list is so short that LRU_old not defined, return */
+	/* If the LRU list is so short that LRU_old is not defined,
+	clear the "old" flags and return */
 	if (UT_LIST_GET_LEN(buf_pool->LRU) < BUF_LRU_OLD_MIN_LEN) {
 
+		for (bpage = UT_LIST_GET_FIRST(buf_pool->LRU); bpage != NULL;
+		     bpage = UT_LIST_GET_NEXT(LRU, bpage)) {
+			/* This loop temporarily violates the
+			assertions of buf_page_set_old(). */
+			bpage->old = FALSE;
+		}
+
 		buf_pool->LRU_old = NULL;
+		buf_pool->LRU_old_len = 0;
 
 		return;
 	}
@@ -1155,14 +1164,13 @@ buf_LRU_add_block_to_end_low(
 	UT_LIST_ADD_LAST(LRU, buf_pool->LRU, bpage);
 	ut_d(bpage->in_LRU_list = TRUE);
 
-	buf_page_set_old(bpage, TRUE);
-
 	if (UT_LIST_GET_LEN(buf_pool->LRU) > BUF_LRU_OLD_MIN_LEN) {
 
 		ut_ad(buf_pool->LRU_old);
 
 		/* Adjust the length of the old block list if necessary */
 
+		buf_page_set_old(bpage, TRUE);
 		buf_pool->LRU_old_len++;
 		buf_LRU_old_adjust_len();
 
@@ -1171,8 +1179,9 @@ buf_LRU_add_block_to_end_low(
 		/* The LRU list is now long enough for LRU_old to become
 		defined: init it */
 
-		buf_pool->LRU_old_len++;
 		buf_LRU_old_init();
+	} else {
+		buf_page_set_old(bpage, buf_pool->LRU_old != NULL);
 	}
 
 	/* If this is a zipped block with decompressed frame as well
@@ -1223,14 +1232,13 @@ buf_LRU_add_block_low(
 
 	ut_d(bpage->in_LRU_list = TRUE);
 
-	buf_page_set_old(bpage, old);
-
 	if (UT_LIST_GET_LEN(buf_pool->LRU) > BUF_LRU_OLD_MIN_LEN) {
 
 		ut_ad(buf_pool->LRU_old);
 
 		/* Adjust the length of the old block list if necessary */
 
+		buf_page_set_old(bpage, old);
 		buf_LRU_old_adjust_len();
 
 	} else if (UT_LIST_GET_LEN(buf_pool->LRU) == BUF_LRU_OLD_MIN_LEN) {
@@ -1239,6 +1247,8 @@ buf_LRU_add_block_low(
 		defined: init it */
 
 		buf_LRU_old_init();
+	} else {
+		buf_page_set_old(bpage, buf_pool->LRU_old != NULL);
 	}
 
 	/* If this is a zipped block with decompressed frame as well
@@ -1436,15 +1446,6 @@ alloc:
 
 						buf_pool->LRU_old = b;
 					}
-#ifdef UNIV_LRU_DEBUG
-					ut_a(prev_b->old
-					     || !UT_LIST_GET_NEXT(LRU, b)
-					     || UT_LIST_GET_NEXT(LRU, b)->old);
-				} else {
-					ut_a(!prev_b->old
-					     || !UT_LIST_GET_NEXT(LRU, b)
-					     || !UT_LIST_GET_NEXT(LRU, b)->old);
-#endif /* UNIV_LRU_DEBUG */
 				}
 
 				lru_len = UT_LIST_GET_LEN(buf_pool->LRU);
@@ -1460,6 +1461,11 @@ alloc:
 					defined: init it */
 					buf_LRU_old_init();
 				}
+#ifdef UNIV_LRU_DEBUG
+				/* Check that the "old" flag is consistent
+				in the block and its neighbours. */
+				buf_page_set_old(b, buf_page_is_old(b));
+#endif /* UNIV_LRU_DEBUG */
 			} else {
 				ut_d(b->in_LRU_list = FALSE);
 				buf_LRU_add_block_low(b, buf_page_is_old(b));
@@ -1966,19 +1972,24 @@ buf_LRU_validate(void)
 		}
 
 		if (buf_page_is_old(bpage)) {
-			old_len++;
-		}
+			const buf_page_t*	prev
+				= UT_LIST_GET_PREV(LRU, bpage);
+			const buf_page_t*	next
+				= UT_LIST_GET_NEXT(LRU, bpage);
+
+			if (!old_len++) {
+				ut_a(buf_pool->LRU_old == bpage);
+			} else {
+				ut_a(!prev || buf_page_is_old(prev));
+			}
 
-		if (buf_pool->LRU_old && (old_len == 1)) {
-			ut_a(buf_pool->LRU_old == bpage);
+			ut_a(!next || buf_page_is_old(next));
 		}
 
 		bpage = UT_LIST_GET_NEXT(LRU, bpage);
 	}
 
-	if (buf_pool->LRU_old) {
-		ut_a(buf_pool->LRU_old_len == old_len);
-	}
+	ut_a(buf_pool->LRU_old_len == old_len);
 
 	UT_LIST_VALIDATE(list, buf_page_t, buf_pool->free,
 			 ut_ad(ut_list_node_313->in_free_list));

storage/innobase/fil/fil0fil.c

@@ -659,6 +659,7 @@ fil_node_open_file(
 #ifdef UNIV_HOTBACKUP
 		if (space->id == 0) {
 			node->size = (ulint) (size_bytes / UNIV_PAGE_SIZE);
+			os_file_close(node->handle);
 			goto add_size;
 		}
 #endif /* UNIV_HOTBACKUP */
@@ -3244,7 +3245,7 @@ fil_load_single_table_tablespace(
 		fprintf(stderr,
 			"InnoDB: Renaming tablespace %s of id %lu,\n"
 			"InnoDB: to %s_ibbackup_old_vers_<timestamp>\n"
-			"InnoDB: because its size %lld is too small"
+			"InnoDB: because its size %" PRId64 " is too small"
 			" (< 4 pages 16 kB each),\n"
 			"InnoDB: or the space id in the file header"
 			" is not sensible.\n"

storage/innobase/handler/ha_innodb.h

@@ -289,3 +289,21 @@ trx_t*
 innobase_trx_allocate(
 /*==================*/
 	MYSQL_THD	thd);	/*!< in: user thread handle */
+
+
+/*********************************************************************//**
+This function checks each index name for a table against reserved
+system default primary index name 'GEN_CLUST_INDEX'. If a name
+matches, this function pushes an warning message to the client,
+and returns true. */
+extern "C"
+bool
+innobase_index_name_is_reserved(
+/*============================*/
+					/* out: true if the index name
+					matches the reserved name */
+	const trx_t*	trx,		/* in: InnoDB transaction handle */
+	const KEY*	key_info,	/* in: Indexes to be created */
+	ulint		num_of_keys);	/* in: Number of indexes to
+					be created. */
+

storage/innobase/handler/handler0alter.cc

@@ -628,7 +628,7 @@ ha_innobase::add_index(
 	ulint		num_created	= 0;
 	ibool		dict_locked	= FALSE;
 	ulint		new_primary;
-	ulint		error;
+	int		error;
 
 	DBUG_ENTER("ha_innobase::add_index");
 	ut_a(table);
@@ -656,9 +656,13 @@ ha_innobase::add_index(
 	innodb_table = indexed_table
 		= dict_table_get(prebuilt->table->name, FALSE);
 
-	/* Check that index keys are sensible */
-
-	error = innobase_check_index_keys(key_info, num_of_keys);
+	/* Check if the index name is reserved. */
+	if (innobase_index_name_is_reserved(trx, key_info, num_of_keys)) {
+		error = -1;
+	} else {
+		/* Check that index keys are sensible */
+		error = innobase_check_index_keys(key_info, num_of_keys);
+	}
 
 	if (UNIV_UNLIKELY(error)) {
 err_exit:

storage/innobase/include/buf0buf.h

@@ -1129,7 +1129,7 @@ struct buf_page_struct{
 					debugging */
 #endif /* UNIV_DEBUG */
 	unsigned	old:1;		/*!< TRUE if the block is in the old
-					blocks in the LRU list */
+					blocks in buf_pool->LRU_old */
 	unsigned	freed_page_clock:31;/*!< the value of
 					buf_pool->freed_page_clock
 					when this block was the last
@@ -1393,8 +1393,7 @@ struct buf_pool_struct{
 					the block to which LRU_old points
 					onward, including that block;
 					see buf0lru.c for the restrictions
-					on this value; not defined if
-					LRU_old == NULL;
+					on this value; 0 if LRU_old == NULL;
 					NOTE: LRU_old_len must be adjusted
 					whenever LRU_old shrinks or grows! */
 

storage/innobase/include/buf0buf.ic

@@ -466,10 +466,19 @@ buf_page_set_old(
 	ut_ad(bpage->in_LRU_list);
 
 #ifdef UNIV_LRU_DEBUG
-	if (UT_LIST_GET_PREV(LRU, bpage) && UT_LIST_GET_NEXT(LRU, bpage)
-	    && UT_LIST_GET_PREV(LRU, bpage)->old
-	    == UT_LIST_GET_NEXT(LRU, bpage)->old) {
-		ut_a(UT_LIST_GET_PREV(LRU, bpage)->old == old);
+	ut_a((buf_pool->LRU_old_len == 0) == (buf_pool->LRU_old == NULL));
+	/* If a block is flagged "old", the LRU_old list must exist. */
+	ut_a(!old || buf_pool->LRU_old);
+
+	if (UT_LIST_GET_PREV(LRU, bpage) && UT_LIST_GET_NEXT(LRU, bpage)) {
+		const buf_page_t*	prev = UT_LIST_GET_PREV(LRU, bpage);
+		const buf_page_t*	next = UT_LIST_GET_NEXT(LRU, bpage);
+		if (prev->old == next->old) {
+			ut_a(prev->old == old);
+		} else {
+			ut_a(!prev->old);
+			ut_a(buf_pool->LRU_old == (old ? bpage : next));
+		}
 	}
 #endif /* UNIV_LRU_DEBUG */
 

storage/innobase/include/page0page.ic

@@ -907,7 +907,7 @@ page_get_data_size(
 
 /************************************************************//**
 Allocates a block of memory from the free list of an index page. */
-UNIV_INTERN
+UNIV_INLINE
 void
 page_mem_alloc_free(
 /*================*/

storage/innobase/include/row0mysql.h

@@ -756,8 +756,6 @@ struct row_prebuilt_struct {
 					store it here so that we can return
 					it to MySQL */
 	/*----------------------*/
-	UT_LIST_NODE_T(row_prebuilt_t)	prebuilts;
-					/*!< list node of table->prebuilts */
 	ulint		magic_n2;	/*!< this should be the same as
 					magic_n */
 };

storage/innobase/include/univ.i

@@ -237,7 +237,7 @@ by one. */
 
 /* Linkage specifier for non-static InnoDB symbols (variables and functions)
 that are only referenced from within InnoDB, not from MySQL */
-#if defined(__GNUC__) && (__GNUC__ >= 4) && !defined(UNIV_HOTBACKUP)
+#if defined(__GNUC__) && (__GNUC__ >= 4) || defined(__INTEL_COMPILER)
 # define UNIV_INTERN __attribute__((visibility ("hidden")))
 #else
 # define UNIV_INTERN

storage/innobase/os/os0file.c

@@ -832,6 +832,23 @@ next_file:
 	ret = stat(full_path, &statinfo);
 
 	if (ret) {
+
+		if (errno == ENOENT) {
+			/* readdir() returned a file that does not exist,
+			it must have been deleted in the meantime. Do what
+			would have happened if the file was deleted before
+			readdir() - ignore and go to the next entry.
+			If this is the last entry then info->name will still
+			contain the name of the deleted file when this
+			function returns, but this is not an issue since the
+			caller shouldn't be looking at info when end of
+			directory is returned. */
+
+			ut_free(full_path);
+
+			goto next_file;
+		}
+
 		os_file_handle_error_no_exit(full_path, "stat");
 
 		ut_free(full_path);

storage/innobase/os/os0proc.c

@@ -97,6 +97,7 @@ os_mem_alloc_large(
 			fprintf(stderr, "InnoDB: HugeTLB: Warning: Failed to"
 				" attach shared memory segment, errno %d\n",
 				errno);
+			ptr = NULL;
 		}
 
 		/* Remove the shared memory segment so that it will be

storage/innobase/row/row0ins.c

@@ -141,7 +141,7 @@ row_ins_alloc_sys_fields(
 
 	dfield = dtuple_get_nth_field(row, dict_col_get_no(col));
 
-	ptr = mem_heap_alloc(heap, DATA_ROW_ID_LEN);
+	ptr = mem_heap_zalloc(heap, DATA_ROW_ID_LEN);
 
 	dfield_set_data(dfield, ptr, DATA_ROW_ID_LEN);
 
@@ -152,7 +152,7 @@ row_ins_alloc_sys_fields(
 	col = dict_table_get_sys_col(table, DATA_TRX_ID);
 
 	dfield = dtuple_get_nth_field(row, dict_col_get_no(col));
-	ptr = mem_heap_alloc(heap, DATA_TRX_ID_LEN);
+	ptr = mem_heap_zalloc(heap, DATA_TRX_ID_LEN);
 
 	dfield_set_data(dfield, ptr, DATA_TRX_ID_LEN);
 
@@ -163,7 +163,7 @@ row_ins_alloc_sys_fields(
 	col = dict_table_get_sys_col(table, DATA_ROLL_PTR);
 
 	dfield = dtuple_get_nth_field(row, dict_col_get_no(col));
-	ptr = mem_heap_alloc(heap, DATA_ROLL_PTR_LEN);
+	ptr = mem_heap_zalloc(heap, DATA_ROLL_PTR_LEN);
 
 	dfield_set_data(dfield, ptr, DATA_ROLL_PTR_LEN);
 }

storage/innobase/row/row0mysql.c

@@ -2068,7 +2068,7 @@ Scans a table create SQL string and adds to the data dictionary
 the foreign key constraints declared in the string. This function
 should be called after the indexes for a table have been created.
 Each foreign key constraint must be accompanied with indexes in
-bot participating tables. The indexes are allowed to contain more
+both participating tables. The indexes are allowed to contain more
 fields than mentioned in the constraint. Check also that foreign key
 constraints which reference this table are ok.
 @return	error code or DB_SUCCESS */

storage/innobase/srv/srv0start.c

@@ -1376,7 +1376,7 @@ innobase_start_or_create_for_mysql(void)
 		sum_of_new_sizes += srv_data_file_sizes[i];
 	}
 
-	if (sum_of_new_sizes < 640) {
+	if (sum_of_new_sizes < 10485760 / UNIV_PAGE_SIZE) {
 		fprintf(stderr,
 			"InnoDB: Error: tablespace size must be"
 			" at least 10 MB\n");