From dab291af8d6307a3075c3d67d0cc8f98e646cb94 Mon Sep 17 00:00:00 2001 From: Mingming Cao Date: Wed, 11 Oct 2006 01:21:01 -0700 Subject: [PATCH] jbd2: enable building of jbd2 and have ext4 use it rather than jbd Reworked from a patch by Mingming Cao and Randy Dunlap Signed-off-By: Randy Dunlap Signed-off-by: Mingming Cao Signed-off-by: Dave Kleikamp Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- fs/ext4/super.c | 84 ++++++++++++++++++++++++++++----------------------------- 1 file changed, 42 insertions(+), 42 deletions(-) (limited to 'fs/ext4/super.c') diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 9e32a2a8d286..f131bb69b62e 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -20,9 +20,9 @@ #include #include #include -#include +#include #include -#include +#include #include #include #include @@ -63,7 +63,7 @@ static void ext4_write_super (struct super_block * sb); static void ext4_write_super_lockfs(struct super_block *sb); /* - * Wrappers for journal_start/end. + * Wrappers for jbd2_journal_start/end. * * The only special thing we need to do here is to make sure that all * journal_end calls result in the superblock being marked dirty, so @@ -87,12 +87,12 @@ handle_t *ext4_journal_start_sb(struct super_block *sb, int nblocks) return ERR_PTR(-EROFS); } - return journal_start(journal, nblocks); + return jbd2_journal_start(journal, nblocks); } /* * The only special thing we need to do here is to make sure that all - * journal_stop calls result in the superblock being marked dirty, so + * jbd2_journal_stop calls result in the superblock being marked dirty, so * that sync() will call the filesystem's write_super callback if * appropriate. */ @@ -104,7 +104,7 @@ int __ext4_journal_stop(const char *where, handle_t *handle) sb = handle->h_transaction->t_journal->j_private; err = handle->h_err; - rc = journal_stop(handle); + rc = jbd2_journal_stop(handle); if (!err) err = rc; @@ -131,7 +131,7 @@ void ext4_journal_abort_handle(const char *caller, const char *err_fn, printk(KERN_ERR "%s: aborting transaction: %s in %s\n", caller, errstr, err_fn); - journal_abort_handle(handle); + jbd2_journal_abort_handle(handle); } /* Deal with the reporting of failure conditions on a filesystem such as @@ -144,7 +144,7 @@ void ext4_journal_abort_handle(const char *caller, const char *err_fn, * be aborted, we can't rely on the current, or future, transactions to * write out the superblock safely. * - * We'll just use the journal_abort() error code to record an error in + * We'll just use the jbd2_journal_abort() error code to record an error in * the journal instead. On recovery, the journal will compain about * that error until we've noted it down and cleared it. */ @@ -164,7 +164,7 @@ static void ext4_handle_error(struct super_block *sb) EXT4_SB(sb)->s_mount_opt |= EXT4_MOUNT_ABORT; if (journal) - journal_abort(journal, -EIO); + jbd2_journal_abort(journal, -EIO); } if (test_opt (sb, ERRORS_RO)) { printk (KERN_CRIT "Remounting filesystem read-only\n"); @@ -203,7 +203,7 @@ static const char *ext4_decode_error(struct super_block * sb, int errno, errstr = "Out of memory"; break; case -EROFS: - if (!sb || EXT4_SB(sb)->s_journal->j_flags & JFS_ABORT) + if (!sb || EXT4_SB(sb)->s_journal->j_flags & JBD2_ABORT) errstr = "Journal has aborted"; else errstr = "Readonly filesystem"; @@ -279,7 +279,7 @@ void ext4_abort (struct super_block * sb, const char * function, EXT4_SB(sb)->s_mount_state |= EXT4_ERROR_FS; sb->s_flags |= MS_RDONLY; EXT4_SB(sb)->s_mount_opt |= EXT4_MOUNT_ABORT; - journal_abort(EXT4_SB(sb)->s_journal, -EIO); + jbd2_journal_abort(EXT4_SB(sb)->s_journal, -EIO); } void ext4_warning (struct super_block * sb, const char * function, @@ -391,7 +391,7 @@ static void ext4_put_super (struct super_block * sb) int i; ext4_xattr_put_super(sb); - journal_destroy(sbi->s_journal); + jbd2_journal_destroy(sbi->s_journal); if (!(sb->s_flags & MS_RDONLY)) { EXT4_CLEAR_INCOMPAT_FEATURE(sb, EXT4_FEATURE_INCOMPAT_RECOVER); es->s_state = cpu_to_le16(sbi->s_mount_state); @@ -1722,8 +1722,8 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent) /* No mode set, assume a default based on the journal capabilities: ORDERED_DATA if the journal can cope, else JOURNAL_DATA */ - if (journal_check_available_features - (sbi->s_journal, 0, 0, JFS_FEATURE_INCOMPAT_REVOKE)) + if (jbd2_journal_check_available_features + (sbi->s_journal, 0, 0, JBD2_FEATURE_INCOMPAT_REVOKE)) set_opt(sbi->s_mount_opt, ORDERED_DATA); else set_opt(sbi->s_mount_opt, JOURNAL_DATA); @@ -1731,8 +1731,8 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent) case EXT4_MOUNT_ORDERED_DATA: case EXT4_MOUNT_WRITEBACK_DATA: - if (!journal_check_available_features - (sbi->s_journal, 0, 0, JFS_FEATURE_INCOMPAT_REVOKE)) { + if (!jbd2_journal_check_available_features + (sbi->s_journal, 0, 0, JBD2_FEATURE_INCOMPAT_REVOKE)) { printk(KERN_ERR "EXT4-fs: Journal does not support " "requested data journaling mode\n"); goto failed_mount4; @@ -1749,7 +1749,7 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent) } } /* - * The journal_load will have done any necessary log recovery, + * The jbd2_journal_load will have done any necessary log recovery, * so we can safely mount the rest of the filesystem now. */ @@ -1797,7 +1797,7 @@ cantfind_ext4: goto failed_mount; failed_mount4: - journal_destroy(sbi->s_journal); + jbd2_journal_destroy(sbi->s_journal); failed_mount3: percpu_counter_destroy(&sbi->s_freeblocks_counter); percpu_counter_destroy(&sbi->s_freeinodes_counter); @@ -1837,9 +1837,9 @@ static void ext4_init_journal_params(struct super_block *sb, journal_t *journal) spin_lock(&journal->j_state_lock); if (test_opt(sb, BARRIER)) - journal->j_flags |= JFS_BARRIER; + journal->j_flags |= JBD2_BARRIER; else - journal->j_flags &= ~JFS_BARRIER; + journal->j_flags &= ~JBD2_BARRIER; spin_unlock(&journal->j_state_lock); } @@ -1873,7 +1873,7 @@ static journal_t *ext4_get_journal(struct super_block *sb, return NULL; } - journal = journal_init_inode(journal_inode); + journal = jbd2_journal_init_inode(journal_inode); if (!journal) { printk(KERN_ERR "EXT4-fs: Could not load journal inode\n"); iput(journal_inode); @@ -1945,7 +1945,7 @@ static journal_t *ext4_get_dev_journal(struct super_block *sb, start = sb_block + 1; brelse(bh); /* we're done with the superblock */ - journal = journal_init_dev(bdev, sb->s_bdev, + journal = jbd2_journal_init_dev(bdev, sb->s_bdev, start, len, blocksize); if (!journal) { printk(KERN_ERR "EXT4-fs: failed to create device journal\n"); @@ -1968,7 +1968,7 @@ static journal_t *ext4_get_dev_journal(struct super_block *sb, ext4_init_journal_params(sb, journal); return journal; out_journal: - journal_destroy(journal); + jbd2_journal_destroy(journal); out_bdev: ext4_blkdev_put(bdev); return NULL; @@ -2029,22 +2029,22 @@ static int ext4_load_journal(struct super_block *sb, } if (!really_read_only && test_opt(sb, UPDATE_JOURNAL)) { - err = journal_update_format(journal); + err = jbd2_journal_update_format(journal); if (err) { printk(KERN_ERR "EXT4-fs: error updating journal.\n"); - journal_destroy(journal); + jbd2_journal_destroy(journal); return err; } } if (!EXT4_HAS_INCOMPAT_FEATURE(sb, EXT4_FEATURE_INCOMPAT_RECOVER)) - err = journal_wipe(journal, !really_read_only); + err = jbd2_journal_wipe(journal, !really_read_only); if (!err) - err = journal_load(journal); + err = jbd2_journal_load(journal); if (err) { printk(KERN_ERR "EXT4-fs: error loading journal.\n"); - journal_destroy(journal); + jbd2_journal_destroy(journal); return err; } @@ -2081,9 +2081,9 @@ static int ext4_create_journal(struct super_block * sb, printk(KERN_INFO "EXT4-fs: creating new journal on inode %u\n", journal_inum); - if (journal_create(journal)) { + if (jbd2_journal_create(journal)) { printk(KERN_ERR "EXT4-fs: error creating journal.\n"); - journal_destroy(journal); + jbd2_journal_destroy(journal); return -EIO; } @@ -2130,15 +2130,15 @@ static void ext4_mark_recovery_complete(struct super_block * sb, { journal_t *journal = EXT4_SB(sb)->s_journal; - journal_lock_updates(journal); - journal_flush(journal); + jbd2_journal_lock_updates(journal); + jbd2_journal_flush(journal); if (EXT4_HAS_INCOMPAT_FEATURE(sb, EXT4_FEATURE_INCOMPAT_RECOVER) && sb->s_flags & MS_RDONLY) { EXT4_CLEAR_INCOMPAT_FEATURE(sb, EXT4_FEATURE_INCOMPAT_RECOVER); sb->s_dirt = 0; ext4_commit_super(sb, es, 1); } - journal_unlock_updates(journal); + jbd2_journal_unlock_updates(journal); } /* @@ -2160,7 +2160,7 @@ static void ext4_clear_journal_err(struct super_block * sb, * journal by a prior ext4_error() or ext4_abort() */ - j_errno = journal_errno(journal); + j_errno = jbd2_journal_errno(journal); if (j_errno) { char nbuf[16]; @@ -2174,7 +2174,7 @@ static void ext4_clear_journal_err(struct super_block * sb, es->s_state |= cpu_to_le16(EXT4_ERROR_FS); ext4_commit_super (sb, es, 1); - journal_clear_err(journal); + jbd2_journal_clear_err(journal); } } @@ -2217,9 +2217,9 @@ static int ext4_sync_fs(struct super_block *sb, int wait) tid_t target; sb->s_dirt = 0; - if (journal_start_commit(EXT4_SB(sb)->s_journal, &target)) { + if (jbd2_journal_start_commit(EXT4_SB(sb)->s_journal, &target)) { if (wait) - log_wait_commit(EXT4_SB(sb)->s_journal, target); + jbd2_log_wait_commit(EXT4_SB(sb)->s_journal, target); } return 0; } @@ -2236,8 +2236,8 @@ static void ext4_write_super_lockfs(struct super_block *sb) journal_t *journal = EXT4_SB(sb)->s_journal; /* Now we set up the journal barrier. */ - journal_lock_updates(journal); - journal_flush(journal); + jbd2_journal_lock_updates(journal); + jbd2_journal_flush(journal); /* Journal blocked and flushed, clear needs_recovery flag. */ EXT4_CLEAR_INCOMPAT_FEATURE(sb, EXT4_FEATURE_INCOMPAT_RECOVER); @@ -2257,7 +2257,7 @@ static void ext4_unlockfs(struct super_block *sb) EXT4_SET_INCOMPAT_FEATURE(sb, EXT4_FEATURE_INCOMPAT_RECOVER); ext4_commit_super(sb, EXT4_SB(sb)->s_es, 1); unlock_super(sb); - journal_unlock_updates(EXT4_SB(sb)->s_journal); + jbd2_journal_unlock_updates(EXT4_SB(sb)->s_journal); } } @@ -2438,9 +2438,9 @@ static int ext4_statfs (struct dentry * dentry, struct kstatfs * buf) * is locked for write. Otherwise the are possible deadlocks: * Process 1 Process 2 * ext4_create() quota_sync() - * journal_start() write_dquot() + * jbd2_journal_start() write_dquot() * DQUOT_INIT() down(dqio_mutex) - * down(dqio_mutex) journal_start() + * down(dqio_mutex) jbd2_journal_start() * */ -- cgit v1.2.3