5.5.50-38.0

Author: vuvova

storage/xtradb/include/log0online.h

@@ -11,8 +11,8 @@ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License along with
-this program; if not, write to the Free Software Foundation, Inc., 59 Temple
-Place, Suite 330, Boston, MA 02111-1307 USA
+this program; if not, write to the Free Software Foundation, Inc., 51 Franklin
+Street, Fifth Floor, Boston, MA 02110-1301, USA
 
 *****************************************************************************/
 

storage/xtradb/include/univ.i

@@ -64,7 +64,7 @@ component, i.e. we show M.N.P as M.N */
 	(INNODB_VERSION_MAJOR << 8 | INNODB_VERSION_MINOR)
 
 #ifndef PERCONA_INNODB_VERSION
-#define PERCONA_INNODB_VERSION 37.9
+#define PERCONA_INNODB_VERSION 38.0
 #endif
 
 #define INNODB_VERSION_STR	MYSQL_SERVER_VERSION

storage/xtradb/log/log0online.c

@@ -11,8 +11,8 @@ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
 
 You should have received a copy of the GNU General Public License along with
-this program; if not, write to the Free Software Foundation, Inc., 59 Temple
-Place, Suite 330, Boston, MA 02111-1307 USA
+this program; if not, write to the Free Software Foundation, Inc., 51 Franklin
+Street, Fifth Floor, Boston, MA 02110-1301, USA
 
 *****************************************************************************/
 

storage/xtradb/log/log0recv.c

@@ -659,6 +659,7 @@ recv_check_cp_is_consistent(
 }
 
 #ifndef UNIV_HOTBACKUP
+
 /********************************************************//**
 Looks for the maximum consistent checkpoint from the log groups.
 @return	error code or DB_SUCCESS */
@@ -685,8 +686,37 @@ recv_find_max_checkpoint(
 	buf = log_sys->checkpoint_buf;
 
 	while (group) {
+
+		ulint	log_hdr_log_block_size;
+
 		group->state = LOG_GROUP_CORRUPTED;
 
+		/* Assert that we can reuse log_sys->checkpoint_buf to read the
+		part of the header that contains the log block size. */
+		ut_ad(LOG_FILE_OS_FILE_LOG_BLOCK_SIZE + 4
+		      < OS_FILE_LOG_BLOCK_SIZE);
+
+		fil_io(OS_FILE_READ | OS_FILE_LOG, TRUE, group->space_id, 0,
+		       0, 0, OS_FILE_LOG_BLOCK_SIZE,
+		       log_sys->checkpoint_buf, NULL);
+		log_hdr_log_block_size
+			= mach_read_from_4(log_sys->checkpoint_buf
+					   + LOG_FILE_OS_FILE_LOG_BLOCK_SIZE);
+		if (log_hdr_log_block_size == 0) {
+			/* 0 means default value */
+			log_hdr_log_block_size = 512;
+		}
+		if (log_hdr_log_block_size != srv_log_block_size) {
+			fprintf(stderr,
+				"InnoDB: Error: The block size of ib_logfile "
+				"%lu is not equal to innodb_log_block_size "
+				"%lu.\n"
+				"InnoDB: Error: Suggestion - Recreate log "
+				"files.\n",
+				log_hdr_log_block_size, srv_log_block_size);
+			return(DB_ERROR);
+		}
+
 		for (field = LOG_CHECKPOINT_1; field <= LOG_CHECKPOINT_2;
 		     field += LOG_CHECKPOINT_2 - LOG_CHECKPOINT_1) {
 
@@ -2982,7 +3012,6 @@ recv_recovery_from_checkpoint_start_func(
 	log_group_t*	max_cp_group;
 	log_group_t*	up_to_date_group;
 	ulint		max_cp_field;
-	ulint		log_hdr_log_block_size;
 	ib_uint64_t	checkpoint_lsn;
 	ib_uint64_t	checkpoint_no;
 	ib_uint64_t	old_scanned_lsn;
@@ -3085,21 +3114,6 @@ recv_recovery_from_checkpoint_start_func(
 		       log_hdr_buf, max_cp_group);
 	}
 
-	log_hdr_log_block_size
-		= mach_read_from_4(log_hdr_buf + LOG_FILE_OS_FILE_LOG_BLOCK_SIZE);
-	if (log_hdr_log_block_size == 0) {
-		/* 0 means default value */
-		log_hdr_log_block_size = 512;
-	}
-	if (log_hdr_log_block_size != srv_log_block_size) {
-		fprintf(stderr,
-			"InnoDB: Error: The block size of ib_logfile (%lu) "
-			"is not equal to innodb_log_block_size.\n"
-			"InnoDB: Error: Suggestion - Recreate log files.\n",
-			log_hdr_log_block_size);
-		return(DB_ERROR);
-	}
-
 #ifdef UNIV_LOG_ARCHIVE
 	group = UT_LIST_GET_FIRST(log_sys->log_groups);