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Date: Fri, 19 Dec 2008 13:54:02 -0800
From: Mark Fasheh <mfasheh@...e.com>
To: linux-kernel@...r.kernel.org
Cc: ocfs2-devel@....oracle.com, Joel Becker <joel.becker@...cle.com>,
Mark Fasheh <mfasheh@...e.com>
Subject: [PATCH 43/45] ocfs2: Remove JBD compatibility layer
JBD2 is fully backwards compatible with JBD and it's been tested enough with
Ocfs2 that we can clean this code up now.
Signed-off-by: Mark Fasheh <mfasheh@...e.com>
---
fs/Kconfig | 10 -----
fs/ocfs2/alloc.c | 5 ---
fs/ocfs2/aops.c | 24 +-----------
fs/ocfs2/journal.c | 14 -------
fs/ocfs2/journal.h | 11 +-----
fs/ocfs2/ocfs2_jbd_compat.h | 82 -------------------------------------------
6 files changed, 3 insertions(+), 143 deletions(-)
delete mode 100644 fs/ocfs2/ocfs2_jbd_compat.h
diff --git a/fs/Kconfig b/fs/Kconfig
index 3af6024..55dc974 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -258,16 +258,6 @@ config OCFS2_DEBUG_FS
this option for debugging only as it is likely to decrease
performance of the filesystem.
-config OCFS2_COMPAT_JBD
- bool "Use JBD for compatibility"
- depends on OCFS2_FS
- default n
- select JBD
- help
- The ocfs2 filesystem now uses JBD2 for its journalling. JBD2
- is backwards compatible with JBD. It is safe to say N here.
- However, if you really want to use the original JBD, say Y here.
-
config OCFS2_FS_POSIX_ACL
bool "OCFS2 POSIX Access Control Lists"
depends on OCFS2_FS
diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c
index e823a27..69d67ab 100644
--- a/fs/ocfs2/alloc.c
+++ b/fs/ocfs2/alloc.c
@@ -6638,11 +6638,6 @@ static void ocfs2_map_and_dirty_page(struct inode *inode, handle_t *handle,
mlog_errno(ret);
else if (ocfs2_should_order_data(inode)) {
ret = ocfs2_jbd2_file_inode(handle, inode);
-#ifdef CONFIG_OCFS2_COMPAT_JBD
- ret = walk_page_buffers(handle, page_buffers(page),
- from, to, &partial,
- ocfs2_journal_dirty_data);
-#endif
if (ret < 0)
mlog_errno(ret);
}
diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c
index e219f8b..6af79ad 100644
--- a/fs/ocfs2/aops.c
+++ b/fs/ocfs2/aops.c
@@ -474,12 +474,6 @@ handle_t *ocfs2_start_walk_page_trans(struct inode *inode,
if (ocfs2_should_order_data(inode)) {
ret = ocfs2_jbd2_file_inode(handle, inode);
-#ifdef CONFIG_OCFS2_COMPAT_JBD
- ret = walk_page_buffers(handle,
- page_buffers(page),
- from, to, NULL,
- ocfs2_journal_dirty_data);
-#endif
if (ret < 0)
mlog_errno(ret);
}
@@ -1065,15 +1059,8 @@ static void ocfs2_write_failure(struct inode *inode,
tmppage = wc->w_pages[i];
if (page_has_buffers(tmppage)) {
- if (ocfs2_should_order_data(inode)) {
+ if (ocfs2_should_order_data(inode))
ocfs2_jbd2_file_inode(wc->w_handle, inode);
-#ifdef CONFIG_OCFS2_COMPAT_JBD
- walk_page_buffers(wc->w_handle,
- page_buffers(tmppage),
- from, to, NULL,
- ocfs2_journal_dirty_data);
-#endif
- }
block_commit_write(tmppage, from, to);
}
@@ -1912,15 +1899,8 @@ int ocfs2_write_end_nolock(struct address_space *mapping,
}
if (page_has_buffers(tmppage)) {
- if (ocfs2_should_order_data(inode)) {
+ if (ocfs2_should_order_data(inode))
ocfs2_jbd2_file_inode(wc->w_handle, inode);
-#ifdef CONFIG_OCFS2_COMPAT_JBD
- walk_page_buffers(wc->w_handle,
- page_buffers(tmppage),
- from, to, NULL,
- ocfs2_journal_dirty_data);
-#endif
- }
block_commit_write(tmppage, from, to);
}
}
diff --git a/fs/ocfs2/journal.c b/fs/ocfs2/journal.c
index 9223bfc..12b62a3 100644
--- a/fs/ocfs2/journal.c
+++ b/fs/ocfs2/journal.c
@@ -434,20 +434,6 @@ int ocfs2_journal_dirty(handle_t *handle,
return status;
}
-#ifdef CONFIG_OCFS2_COMPAT_JBD
-int ocfs2_journal_dirty_data(handle_t *handle,
- struct buffer_head *bh)
-{
- int err = journal_dirty_data(handle, bh);
- if (err)
- mlog_errno(err);
- /* TODO: When we can handle it, abort the handle and go RO on
- * error here. */
-
- return err;
-}
-#endif
-
#define OCFS2_DEFAULT_COMMIT_INTERVAL (HZ * JBD2_DEFAULT_MAX_COMMIT_AGE)
void ocfs2_set_journal_params(struct ocfs2_super *osb)
diff --git a/fs/ocfs2/journal.h b/fs/ocfs2/journal.h
index d4d14e9..8203980 100644
--- a/fs/ocfs2/journal.h
+++ b/fs/ocfs2/journal.h
@@ -27,12 +27,7 @@
#define OCFS2_JOURNAL_H
#include <linux/fs.h>
-#ifndef CONFIG_OCFS2_COMPAT_JBD
-# include <linux/jbd2.h>
-#else
-# include <linux/jbd.h>
-# include "ocfs2_jbd_compat.h"
-#endif
+#include <linux/jbd2.h>
enum ocfs2_journal_state {
OCFS2_JOURNAL_FREE = 0,
@@ -273,10 +268,6 @@ int ocfs2_journal_access(handle_t *handle,
*/
int ocfs2_journal_dirty(handle_t *handle,
struct buffer_head *bh);
-#ifdef CONFIG_OCFS2_COMPAT_JBD
-int ocfs2_journal_dirty_data(handle_t *handle,
- struct buffer_head *bh);
-#endif
/*
* Credit Macros:
diff --git a/fs/ocfs2/ocfs2_jbd_compat.h b/fs/ocfs2/ocfs2_jbd_compat.h
deleted file mode 100644
index b91c78f..0000000
--- a/fs/ocfs2/ocfs2_jbd_compat.h
+++ /dev/null
@@ -1,82 +0,0 @@
-/* -*- mode: c; c-basic-offset: 8; -*-
- * vim: noexpandtab sw=8 ts=8 sts=0:
- *
- * ocfs2_jbd_compat.h
- *
- * Compatibility defines for JBD.
- *
- * Copyright (C) 2008 Oracle. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public
- * License version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- */
-
-#ifndef OCFS2_JBD_COMPAT_H
-#define OCFS2_JBD_COMPAT_H
-
-#ifndef CONFIG_OCFS2_COMPAT_JBD
-# error Should not have been included
-#endif
-
-struct jbd2_inode {
- unsigned int dummy;
-};
-
-#define JBD2_BARRIER JFS_BARRIER
-#define JBD2_DEFAULT_MAX_COMMIT_AGE JBD_DEFAULT_MAX_COMMIT_AGE
-
-#define jbd2_journal_ack_err journal_ack_err
-#define jbd2_journal_clear_err journal_clear_err
-#define jbd2_journal_destroy journal_destroy
-#define jbd2_journal_dirty_metadata journal_dirty_metadata
-#define jbd2_journal_errno journal_errno
-#define jbd2_journal_extend journal_extend
-#define jbd2_journal_flush journal_flush
-#define jbd2_journal_force_commit journal_force_commit
-#define jbd2_journal_get_write_access journal_get_write_access
-#define jbd2_journal_get_undo_access journal_get_undo_access
-#define jbd2_journal_init_inode journal_init_inode
-#define jbd2_journal_invalidatepage journal_invalidatepage
-#define jbd2_journal_load journal_load
-#define jbd2_journal_lock_updates journal_lock_updates
-#define jbd2_journal_restart journal_restart
-#define jbd2_journal_start journal_start
-#define jbd2_journal_start_commit journal_start_commit
-#define jbd2_journal_stop journal_stop
-#define jbd2_journal_try_to_free_buffers journal_try_to_free_buffers
-#define jbd2_journal_unlock_updates journal_unlock_updates
-#define jbd2_journal_wipe journal_wipe
-#define jbd2_log_wait_commit log_wait_commit
-
-static inline int jbd2_journal_file_inode(handle_t *handle,
- struct jbd2_inode *inode)
-{
- return 0;
-}
-
-static inline int jbd2_journal_begin_ordered_truncate(struct jbd2_inode *inode,
- loff_t new_size)
-{
- return 0;
-}
-
-static inline void jbd2_journal_init_jbd_inode(struct jbd2_inode *jinode,
- struct inode *inode)
-{
- return;
-}
-
-static inline void jbd2_journal_release_jbd_inode(journal_t *journal,
- struct jbd2_inode *jinode)
-{
- return;
-}
-
-
-#endif /* OCFS2_JBD_COMPAT_H */
--
1.5.6
--
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