jbd2: Fix CONFIG_JBD_DEBUG ifdef to be CONFIG_JBD2_DEBUG

When the JBD code was forked to create the new JBD2 code base, the
references to CONFIG_JBD_DEBUG where never changed to
CONFIG_JBD2_DEBUG.  This patch fixes that.

Signed-off-by: Jose R. Santos <jrs@us.ibm.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

diff --git a/include/linux/ext4_fs.h b/include/linux/ext4_fs.h
index 33b2b1a..45ec725 100644
--- a/include/linux/ext4_fs.h
+++ b/include/linux/ext4_fs.h
@@ -243,7 +243,7 @@
 #define EXT4_IOC_GROUP_ADD		_IOW('f', 8,struct ext4_new_group_input)
 #define	EXT4_IOC_GETVERSION_OLD		FS_IOC_GETVERSION
 #define	EXT4_IOC_SETVERSION_OLD		FS_IOC_SETVERSION
-#ifdef CONFIG_JBD_DEBUG
+#ifdef CONFIG_JBD2_DEBUG
 #define EXT4_IOC_WAIT_FOR_READONLY	_IOR('f', 99, long)
 #endif
 #define EXT4_IOC_GETRSVSZ		_IOR('f', 5, long)
@@ -259,7 +259,7 @@
 #define EXT4_IOC32_GETRSVSZ		_IOR('f', 5, int)
 #define EXT4_IOC32_SETRSVSZ		_IOW('f', 6, int)
 #define EXT4_IOC32_GROUP_EXTEND		_IOW('f', 7, unsigned int)
-#ifdef CONFIG_JBD_DEBUG
+#ifdef CONFIG_JBD2_DEBUG
 #define EXT4_IOC32_WAIT_FOR_READONLY	_IOR('f', 99, int)
 #endif
 #define EXT4_IOC32_GETVERSION_OLD	FS_IOC32_GETVERSION
diff --git a/include/linux/ext4_fs_sb.h b/include/linux/ext4_fs_sb.h
index 2347557..0f7dc15 100644
--- a/include/linux/ext4_fs_sb.h
+++ b/include/linux/ext4_fs_sb.h
@@ -73,7 +73,7 @@
 	struct list_head s_orphan;
 	unsigned long s_commit_interval;
 	struct block_device *journal_bdev;
-#ifdef CONFIG_JBD_DEBUG
+#ifdef CONFIG_JBD2_DEBUG
 	struct timer_list turn_ro_timer;	/* For turning read-only (crash simulation) */
 	wait_queue_head_t ro_wait_queue;	/* For people waiting for the fs to go read-only */
 #endif
diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
index 0e0fedd..a37aca3 100644
--- a/include/linux/jbd2.h
+++ b/include/linux/jbd2.h
@@ -50,11 +50,11 @@
  */
 #define JBD_DEFAULT_MAX_COMMIT_AGE 5
 
-#ifdef CONFIG_JBD_DEBUG
+#ifdef CONFIG_JBD2_DEBUG
 /*
  * Define JBD_EXPENSIVE_CHECKING to enable more expensive internal
  * consistency checks.  By default we don't do this unless
- * CONFIG_JBD_DEBUG is on.
+ * CONFIG_JBD2_DEBUG is on.
  */
 #define JBD_EXPENSIVE_CHECKING
 extern int jbd2_journal_enable_debug;