Merge lp:~akopytov/percona-xtrabackup/bug1194828 into lp:percona-xtrabackup/2.1

[Alexey Kopytov]

http://jenkins.percona.com/view/XtraBackup/job/percona-xtrabackup-2.1-param/423/

[George Ormond Lorch III (gl-az)]

review: Approve (g2)

=== modified file 'patches/innodb56.patch'
--- patches/innodb56.patch	2013-07-20 14:24:26 +0000
+++ patches/innodb56.patch	2013-08-13 05:45:24 +0000
@@ -1000,7 +1000,37 @@
  
  	/* If we are using the doublewrite method, we will
  	check if there are half-written pages in data files,
-@@ -3456,7 +3485,8 @@
+@@ -3003,6 +3032,7 @@
+ 	log_group_t*	group;
+ 	log_group_t*	max_cp_group;
+ 	ulint		max_cp_field;
++	ulint		log_hdr_log_block_size;
+ 	lsn_t		checkpoint_lsn;
+ 	ib_uint64_t	checkpoint_no;
+ 	lsn_t		group_scanned_lsn = 0;
+@@ -3108,6 +3138,21 @@
+ 		       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 (UNIV_UNLIKELY(log_hdr_log_block_size != srv_log_block_size)) {
++		fprintf(stderr,
++			"InnoDB: Error: The block size of ib_logfile (" ULINTPF
++			") 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);
+ 
+@@ -3456,7 +3501,8 @@
  	that the data dictionary tables will be free of any locks.
  	The data dictionary latch should guarantee that there is at
  	most one data dictionary transaction active at a time. */
@@ -1023,7 +1053,18 @@
   * On Windows, mandatory locking is used.
 --- a/storage/innobase/srv/srv0srv.cc
 +++ b/storage/innobase/srv/srv0srv.cc
-@@ -349,6 +349,10 @@
+@@ -239,6 +239,10 @@
+ 
+ /* Switch to enable random read ahead. */
+ UNIV_INTERN my_bool	srv_random_read_ahead	= FALSE;
++
++/* The log block size */
++UNIV_INTERN ulint	srv_log_block_size	= 0;
++
+ /* User settable value of the number of pages that must be present
+ in the buffer cache and accessed sequentially for InnoDB to trigger a
+ readahead request. */
+@@ -349,6 +353,10 @@
  
  UNIV_INTERN ulong	srv_replication_delay		= 0;
  
@@ -1034,7 +1075,7 @@
  /*-------------------------------------------*/
  UNIV_INTERN ulong	srv_n_spin_wait_rounds	= 30;
  UNIV_INTERN ulong	srv_spin_wait_delay	= 6;
-@@ -1814,7 +1818,8 @@
+@@ -1814,7 +1822,8 @@
  	if (ret == SRV_NONE
  	    && srv_shutdown_state != SRV_SHUTDOWN_NONE
  	    && trx_purge_state() != PURGE_STATE_DISABLED
@@ -1451,3 +1492,62 @@
  			DBUG_INJECT_CRASH("ib_commit_inplace_crash",
  					  crash_inject_count++);
  		}
+--- a/storage/innobase/include/log0log.h
++++ b/storage/innobase/include/log0log.h
+@@ -681,6 +681,9 @@
+ 					when mysqld is first time started
+ 					on the restored database, it can
+ 					print helpful info for the user */
++#define LOG_FILE_OS_FILE_LOG_BLOCK_SIZE 64
++					/* extend to record log_block_size
++					of XtraDB. 0 means default 512 */
+ #define	LOG_FILE_ARCH_COMPLETED	OS_FILE_LOG_BLOCK_SIZE
+ 					/* this 4-byte field is TRUE when
+ 					the writing of an archived log file
+--- a/storage/innobase/include/os0file.h
++++ b/storage/innobase/include/os0file.h
+@@ -99,7 +99,7 @@
+ if this fails for a log block, then it is equivalent to a media failure in the
+ log. */
+ 
+-#define OS_FILE_LOG_BLOCK_SIZE		512
++#define OS_FILE_LOG_BLOCK_SIZE		srv_log_block_size
+ 
+ /** Options for os_file_create_func @{ */
+ enum os_file_create_t {
+@@ -202,6 +202,10 @@
+ extern ulint	os_n_file_writes;
+ extern ulint	os_n_fsyncs;
+ 
++#define OS_MIN_LOG_BLOCK_SIZE 512
++
++extern ulint	srv_log_block_size;
++
+ #ifdef UNIV_PFS_IO
+ /* Keys to register InnoDB I/O with performance schema */
+ extern mysql_pfs_key_t	innodb_file_data_key;
+--- a/storage/innobase/log/log0log.cc
++++ b/storage/innobase/log/log0log.cc
+@@ -1144,6 +1144,11 @@
+ 	/* Wipe over possible label of ibbackup --restore */
+ 	memcpy(buf + LOG_FILE_WAS_CREATED_BY_HOT_BACKUP, "    ", 4);
+ 
++	if (srv_log_block_size > 512) {
++		mach_write_to_4(buf + LOG_FILE_OS_FILE_LOG_BLOCK_SIZE,
++				srv_log_block_size);
++	}
++
+ 	dest_offset = nth_file * group->file_size;
+ 
+ #ifdef UNIV_DEBUG
+@@ -1759,9 +1764,7 @@
+ 
+ 	ut_ad(!srv_read_only_mode);
+ 	ut_ad(mutex_own(&(log_sys->mutex)));
+-#if LOG_CHECKPOINT_SIZE > OS_FILE_LOG_BLOCK_SIZE
+-# error "LOG_CHECKPOINT_SIZE > OS_FILE_LOG_BLOCK_SIZE"
+-#endif
++	ut_ad(LOG_CHECKPOINT_SIZE <= OS_FILE_LOG_BLOCK_SIZE);
+ 
+ 	buf = group->checkpoint_buf;
+ 
 
=== modified file 'src/xtrabackup.cc'
--- src/xtrabackup.cc	2013-08-13 05:45:24 +0000
+++ src/xtrabackup.cc	2013-08-13 05:45:24 +0000
@@ -219,7 +219,7 @@
 long innobase_open_files = 300L;
 
 longlong innobase_page_size = (1LL << 14); /* 16KB */
-#ifdef XTRADB_BASED
+#if defined(XTRADB_BASED) || MYSQL_VERSION_ID >= 50600
 static ulong innobase_log_block_size = 512;
 #endif
 my_bool innobase_fast_checksum = FALSE;
@@ -430,8 +430,10 @@
 #if defined(XTRADB_BASED) || MYSQL_VERSION_ID >= 50600
   OPT_INNODB_PAGE_SIZE,
 #endif
-#ifdef XTRADB_BASED
+#if defined(XTRADB_BASED) || MYSQL_VERSION_ID >= 50600
   OPT_INNODB_LOG_BLOCK_SIZE,
+#endif
+#ifdef XTRADB_BASED
   OPT_INNODB_FAST_CHECKSUM,
   OPT_INNODB_EXTRA_UNDOSLOTS,
   OPT_INNODB_DOUBLEWRITE_FILE,
@@ -785,12 +787,14 @@
    GET_LL, REQUIRED_ARG,
    (1LL << 14), (1LL << 12), (1LL << UNIV_PAGE_SIZE_SHIFT_MAX), 0, 1L, 0},
 #endif
-#ifdef XTRADB_BASED
+#if defined(XTRADB_BASED) || MYSQL_VERSION_ID >= 50600
   {"innodb_log_block_size", OPT_INNODB_LOG_BLOCK_SIZE,
   "The log block size of the transaction log file. "
    "Changing for created log file is not supported. Use on your own risk!",
    (G_PTR*) &innobase_log_block_size, (G_PTR*) &innobase_log_block_size, 0,
    GET_ULONG, REQUIRED_ARG, 512, 512, 1 << UNIV_PAGE_SIZE_SHIFT_MAX, 0, 1L, 0},
+#endif
+#ifdef XTRADB_BASED
   {"innodb_fast_checksum", OPT_INNODB_FAST_CHECKSUM,
    "Change the algorithm of checksum for the whole of datapage to 4-bytes word based.",
    (G_PTR*) &innobase_fast_checksum,
@@ -1024,7 +1028,7 @@
 ibool
 xb_init_log_block_size(void)
 {
-#ifdef XTRADB_BASED
+#if defined(XTRADB_BASED) || MYSQL_VERSION_ID >= 50600
 	srv_log_block_size = 0;
 	if (innobase_log_block_size != 512) {
 		uint	n_shift = get_bit_shift(innobase_log_block_size);;
@@ -1084,12 +1088,13 @@
 		srv_page_size_shift = 14;
 		srv_page_size = (1 << srv_page_size_shift);
 	}
+
+	if (!xb_init_log_block_size()) {
+		goto error;
+	}
 #endif
+
 #ifdef XTRADB_BASED
-	if (!xb_init_log_block_size()) {
-		goto error;
-	}
-
 	srv_fast_checksum = (ibool) innobase_fast_checksum;
 #endif
 
@@ -5761,7 +5766,7 @@
 #if defined(XTRADB_BASED) || MYSQL_VERSION_ID >= 50600
 		printf("innodb_page_size = %lld\n", innobase_page_size);
 #endif
-#ifdef XTRADB_BASED
+#if defined(XTRADB_BASED) || MYSQL_VERSION_ID >= 50600
 		printf("innodb_fast_checksum = %d\n", innobase_fast_checksum);
 		printf("innodb_log_block_size = %lu\n", innobase_log_block_size);
 		if (innobase_doublewrite_file != NULL) {
 
=== modified file 'test/t/bug733651.sh'
--- test/t/bug733651.sh	2013-07-25 15:04:49 +0000
+++ test/t/bug733651.sh	2013-08-13 05:45:24 +0000
@@ -5,12 +5,6 @@
 
 . inc/common.sh
 
-# Require XtraDB <= 5.5 until bug #1194828 is fixed
-if is_xtradb && is_server_version_higher_than 5.6.0
-then
-    skip_test "Doesn't work with XtraDB 5.6, bug #1194828"
-fi
-
 options="innodb_log_files_in_group innodb_log_file_size"
 
 # innodb_page_size is supported in XtraDB 5.1+ and InnoDB 5.6+
 
=== modified file 'test/t/bug976945.sh'
--- test/t/bug976945.sh	2013-07-25 15:04:49 +0000
+++ test/t/bug976945.sh	2013-08-13 05:45:24 +0000
@@ -5,10 +5,6 @@
 
 require_xtradb
 
-# Require XtraDB <= 5.5 until bug #1194828 is fixed
-is_server_version_lower_than 5.6.0 || \
-    skip_test "Doesn't work with XtraDB 5.6, bug #1194828"
-
 MYSQLD_EXTRA_MY_CNF_OPTS="
 innodb_log_block_size=4096
 "