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Message-Id: <1190417538.11349.18.camel@localhost.localdomain>
Date: Fri, 21 Sep 2007 16:32:17 -0700
From: Mingming Cao <cmm@...ibm.com>
To: Andrew Morton <akpm@...ux-foundation.org>
Cc: ext4 development <linux-ext4@...r.kernel.org>,
lkml <linux-kernel@...r.kernel.org>
Subject: [PATCH] JBD2/ext4 naming cleanup
JBD2 naming cleanup
From: Mingming Cao <cmm@...ibm.com>
change micros name from JBD_XXX to JBD2_XXX in JBD2/Ext4
Signed-off-by: Mingming Cao <cmm@...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>
-
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