[PATCH] JBD2/ext4 naming cleanup

[Mingming Cao <cmm@us.ibm.com>]

JBD2 naming cleanup

From: Mingming Cao <cmm@us.ibm.com>

change micros name from JBD_XXX to JBD2_XXX in JBD2/Ext4

Signed-off-by: Mingming Cao <cmm@us.ibm.com>
---
 fs/ext4/extents.c         |    2 +-
 fs/ext4/super.c           |    2 +-
 fs/jbd2/commit.c          |    2 +-
 fs/jbd2/journal.c         |    8 ++++----
 fs/jbd2/recovery.c        |    2 +-
 fs/jbd2/revoke.c          |    4 ++--
 include/linux/ext4_jbd2.h |    6 +++---
 include/linux/jbd2.h      |   30 +++++++++++++++---------------
 8 files changed, 28 insertions(+), 28 deletions(-)

Index: linux-2.6.23-rc6/fs/ext4/super.c
===================================================================
--- linux-2.6.23-rc6.orig/fs/ext4/super.c	2007-09-21 16:27:31.000000000 -0700
+++ linux-2.6.23-rc6/fs/ext4/super.c	2007-09-21 16:27:46.000000000 -0700
@@ -966,7 +966,7 @@ static int parse_options (char *options,
 			if (option < 0)
 				return 0;
 			if (option == 0)
-				option = JBD_DEFAULT_MAX_COMMIT_AGE;
+				option = JBD2_DEFAULT_MAX_COMMIT_AGE;
 			sbi->s_commit_interval = HZ * option;
 			break;
 		case Opt_data_journal:
Index: linux-2.6.23-rc6/include/linux/ext4_jbd2.h
===================================================================
--- linux-2.6.23-rc6.orig/include/linux/ext4_jbd2.h	2007-09-10 19:50:29.000000000 -0700
+++ linux-2.6.23-rc6/include/linux/ext4_jbd2.h	2007-09-21 16:27:46.000000000 -0700
@@ -12,8 +12,8 @@
  * Ext4-specific journaling extensions.
  */
 
-#ifndef _LINUX_EXT4_JBD_H
-#define _LINUX_EXT4_JBD_H
+#ifndef _LINUX_EXT4_JBD2_H
+#define _LINUX_EXT4_JBD2_H
 
 #include <linux/fs.h>
 #include <linux/jbd2.h>
@@ -228,4 +228,4 @@ static inline int ext4_should_writeback_
 	return 0;
 }
 
-#endif	/* _LINUX_EXT4_JBD_H */
+#endif	/* _LINUX_EXT4_JBD2_H */
Index: linux-2.6.23-rc6/include/linux/jbd2.h
===================================================================
--- linux-2.6.23-rc6.orig/include/linux/jbd2.h	2007-09-21 09:07:09.000000000 -0700
+++ linux-2.6.23-rc6/include/linux/jbd2.h	2007-09-21 16:27:46.000000000 -0700
@@ -13,8 +13,8 @@
  * filesystem journaling support.
  */
 
-#ifndef _LINUX_JBD_H
-#define _LINUX_JBD_H
+#ifndef _LINUX_JBD2_H
+#define _LINUX_JBD2_H
 
 /* Allow this file to be included directly into e2fsprogs */
 #ifndef __KERNEL__
@@ -37,26 +37,26 @@
 #define journal_oom_retry 1
 
 /*
- * Define JBD_PARANIOD_IOFAIL to cause a kernel BUG() if ext3 finds
+ * Define JBD2_PARANIOD_IOFAIL to cause a kernel BUG() if ext4 finds
  * certain classes of error which can occur due to failed IOs.  Under
- * normal use we want ext3 to continue after such errors, because
+ * normal use we want ext4 to continue after such errors, because
  * hardware _can_ fail, but for debugging purposes when running tests on
  * known-good hardware we may want to trap these errors.
  */
-#undef JBD_PARANOID_IOFAIL
+#undef JBD2_PARANOID_IOFAIL
 
 /*
  * The default maximum commit age, in seconds.
  */
-#define JBD_DEFAULT_MAX_COMMIT_AGE 5
+#define JBD2_DEFAULT_MAX_COMMIT_AGE 5
 
 #ifdef CONFIG_JBD2_DEBUG
 /*
- * Define JBD_EXPENSIVE_CHECKING to enable more expensive internal
+ * Define JBD2_EXPENSIVE_CHECKING to enable more expensive internal
  * consistency checks.  By default we don't do this unless
  * CONFIG_JBD2_DEBUG is on.
  */
-#define JBD_EXPENSIVE_CHECKING
+#define JBD2_EXPENSIVE_CHECKING
 extern u8 jbd2_journal_enable_debug;
 
 #define jbd_debug(n, f, a...)						\
@@ -163,8 +163,8 @@ typedef struct journal_block_tag_s
 	__be32		t_blocknr_high; /* most-significant high 32bits. */
 } journal_block_tag_t;
 
-#define JBD_TAG_SIZE32 (offsetof(journal_block_tag_t, t_blocknr_high))
-#define JBD_TAG_SIZE64 (sizeof(journal_block_tag_t))
+#define JBD2_TAG_SIZE32 (offsetof(journal_block_tag_t, t_blocknr_high))
+#define JBD2_TAG_SIZE64 (sizeof(journal_block_tag_t))
 
 /*
  * The revoke descriptor: used on disk to describe a series of blocks to
@@ -256,8 +256,8 @@ typedef struct journal_superblock_s
 #include <linux/fs.h>
 #include <linux/sched.h>
 
-#define JBD_ASSERTIONS
-#ifdef JBD_ASSERTIONS
+#define JBD2_ASSERTIONS
+#ifdef JBD2_ASSERTIONS
 #define J_ASSERT(assert)						\
 do {									\
 	if (!(assert)) {						\
@@ -284,9 +284,9 @@ void buffer_assertion_failure(struct buf
 
 #else
 #define J_ASSERT(assert)	do { } while (0)
-#endif		/* JBD_ASSERTIONS */
+#endif		/* JBD2_ASSERTIONS */
 
-#if defined(JBD_PARANOID_IOFAIL)
+#if defined(JBD2_PARANOID_IOFAIL)
 #define J_EXPECT(expr, why...)		J_ASSERT(expr)
 #define J_EXPECT_BH(bh, expr, why...)	J_ASSERT_BH(bh, expr)
 #define J_EXPECT_JH(jh, expr, why...)	J_ASSERT_JH(jh, expr)
@@ -1104,4 +1104,4 @@ extern int jbd_blocks_per_page(struct in
 
 #endif	/* __KERNEL__ */
 
-#endif	/* _LINUX_JBD_H */
+#endif	/* _LINUX_JBD2_H */
Index: linux-2.6.23-rc6/fs/jbd2/commit.c
===================================================================
--- linux-2.6.23-rc6.orig/fs/jbd2/commit.c	2007-09-21 09:07:09.000000000 -0700
+++ linux-2.6.23-rc6/fs/jbd2/commit.c	2007-09-21 16:27:46.000000000 -0700
@@ -278,7 +278,7 @@ static inline void write_tag_block(int t
 				   unsigned long long block)
 {
 	tag->t_blocknr = cpu_to_be32(block & (u32)~0);
-	if (tag_bytes > JBD_TAG_SIZE32)
+	if (tag_bytes > JBD2_TAG_SIZE32)
 		tag->t_blocknr_high = cpu_to_be32((block >> 31) >> 1);
 }
 
Index: linux-2.6.23-rc6/fs/jbd2/journal.c
===================================================================
--- linux-2.6.23-rc6.orig/fs/jbd2/journal.c	2007-09-21 16:25:46.000000000 -0700
+++ linux-2.6.23-rc6/fs/jbd2/journal.c	2007-09-21 16:27:46.000000000 -0700
@@ -670,7 +670,7 @@ static journal_t * journal_init_common (
 	spin_lock_init(&journal->j_list_lock);
 	spin_lock_init(&journal->j_state_lock);
 
-	journal->j_commit_interval = (HZ * JBD_DEFAULT_MAX_COMMIT_AGE);
+	journal->j_commit_interval = (HZ * JBD2_DEFAULT_MAX_COMMIT_AGE);
 
 	/* The journal is marked for error until we succeed with recovery! */
 	journal->j_flags = JBD2_ABORT;
@@ -1612,9 +1612,9 @@ int jbd2_journal_blocks_per_page(struct 
 size_t journal_tag_bytes(journal_t *journal)
 {
 	if (JBD2_HAS_INCOMPAT_FEATURE(journal, JBD2_FEATURE_INCOMPAT_64BIT))
-		return JBD_TAG_SIZE64;
+		return JBD2_TAG_SIZE64;
 	else
-		return JBD_TAG_SIZE32;
+		return JBD2_TAG_SIZE32;
 }
 
 /*
@@ -1681,7 +1681,7 @@ static void journal_free_journal_head(st
 {
 #ifdef CONFIG_JBD2_DEBUG
 	atomic_dec(&nr_journal_heads);
-	memset(jh, JBD_POISON_FREE, sizeof(*jh));
+	memset(jh, JBD2_POISON_FREE, sizeof(*jh));
 #endif
 	kmem_cache_free(jbd2_journal_head_cache, jh);
 }
Index: linux-2.6.23-rc6/fs/jbd2/recovery.c
===================================================================
--- linux-2.6.23-rc6.orig/fs/jbd2/recovery.c	2007-09-21 09:07:05.000000000 -0700
+++ linux-2.6.23-rc6/fs/jbd2/recovery.c	2007-09-21 16:27:46.000000000 -0700
@@ -311,7 +311,7 @@ int jbd2_journal_skip_recovery(journal_t
 static inline unsigned long long read_tag_block(int tag_bytes, journal_block_tag_t *tag)
 {
 	unsigned long long block = be32_to_cpu(tag->t_blocknr);
-	if (tag_bytes > JBD_TAG_SIZE32)
+	if (tag_bytes > JBD2_TAG_SIZE32)
 		block |= (u64)be32_to_cpu(tag->t_blocknr_high) << 32;
 	return block;
 }
Index: linux-2.6.23-rc6/fs/jbd2/revoke.c
===================================================================
--- linux-2.6.23-rc6.orig/fs/jbd2/revoke.c	2007-09-19 14:23:45.000000000 -0700
+++ linux-2.6.23-rc6/fs/jbd2/revoke.c	2007-09-21 16:27:46.000000000 -0700
@@ -352,7 +352,7 @@ int jbd2_journal_revoke(handle_t *handle
 		if (bh)
 			BUFFER_TRACE(bh, "found on hash");
 	}
-#ifdef JBD_EXPENSIVE_CHECKING
+#ifdef JBD2_EXPENSIVE_CHECKING
 	else {
 		struct buffer_head *bh2;
 
@@ -453,7 +453,7 @@ int jbd2_journal_cancel_revoke(handle_t 
 		}
 	}
 
-#ifdef JBD_EXPENSIVE_CHECKING
+#ifdef JBD2_EXPENSIVE_CHECKING
 	/* There better not be one left behind by now! */
 	record = find_revoke_record(journal, bh->b_blocknr);
 	J_ASSERT_JH(jh, record == NULL);
Index: linux-2.6.23-rc6/fs/ext4/extents.c
===================================================================
--- linux-2.6.23-rc6.orig/fs/ext4/extents.c	2007-09-21 09:07:04.000000000 -0700
+++ linux-2.6.23-rc6/fs/ext4/extents.c	2007-09-21 16:27:46.000000000 -0700
@@ -33,7 +33,7 @@
 #include <linux/fs.h>
 #include <linux/time.h>
 #include <linux/ext4_jbd2.h>
-#include <linux/jbd.h>
+#include <linux/jbd2.h>
 #include <linux/highuid.h>
 #include <linux/pagemap.h>
 #include <linux/quotaops.h>