433 static void ext4_journal_commit_callback(journal_t *journal, transaction_t *txn)  in ext4_journal_commit_callback()  argument
435 	struct super_block		*sb = journal->j_private;  in ext4_journal_commit_callback()
437 	int				error = is_journal_aborted(journal);  in ext4_journal_commit_callback()
634 	journal_t *journal = EXT4_SB(sb)->s_journal;  in ext4_handle_error()  local
643 		if (journal)  in ext4_handle_error()
644 			jbd2_journal_abort(journal, -EIO);  in ext4_handle_error()
655 		if (continue_fs && journal)  in ext4_handle_error()
687 	journal_t *journal = sbi->s_journal;  in flush_stashed_error_work()  local
698 	if (!sb_rdonly(sbi->s_sb) && journal) {  in flush_stashed_error_work()
700 		handle = jbd2_journal_start(journal, 1);  in flush_stashed_error_work()
5115 static void ext4_init_journal_params(struct super_block *sb, journal_t *journal)  in ext4_init_journal_params()  argument
5119 	journal->j_commit_interval = sbi->s_commit_interval;  in ext4_init_journal_params()
5120 	journal->j_min_batch_time = sbi->s_min_batch_time;  in ext4_init_journal_params()
5121 	journal->j_max_batch_time = sbi->s_max_batch_time;  in ext4_init_journal_params()
5122 	ext4_fc_init(sb, journal);  in ext4_init_journal_params()
5124 	write_lock(&journal->j_state_lock);  in ext4_init_journal_params()
5126 		journal->j_flags |= JBD2_BARRIER;  in ext4_init_journal_params()
5128 		journal->j_flags &= ~JBD2_BARRIER;  in ext4_init_journal_params()
5130 		journal->j_flags |= JBD2_ABORT_ON_SYNCDATA_ERR;  in ext4_init_journal_params()
5132 		journal->j_flags &= ~JBD2_ABORT_ON_SYNCDATA_ERR;  in ext4_init_journal_params()
5133 	write_unlock(&journal->j_state_lock);  in ext4_init_journal_params()
5172 	journal_t *journal;  in ext4_get_journal()  local
5181 	journal = jbd2_journal_init_inode(journal_inode);  in ext4_get_journal()
5182 	if (!journal) {  in ext4_get_journal()
5187 	journal->j_private = sb;  in ext4_get_journal()
5188 	ext4_init_journal_params(sb, journal);  in ext4_get_journal()
5189 	return journal;  in ext4_get_journal()
5196 	journal_t *journal;  in ext4_get_dev_journal()  local
5258 	journal = jbd2_journal_init_dev(bdev, sb->s_bdev,  in ext4_get_dev_journal()
5260 	if (!journal) {  in ext4_get_dev_journal()
5264 	journal->j_private = sb;  in ext4_get_dev_journal()
5265 	if (ext4_read_bh_lock(journal->j_sb_buffer, REQ_META | REQ_PRIO, true)) {  in ext4_get_dev_journal()
5269 	if (be32_to_cpu(journal->j_superblock->s_nr_users) != 1) {  in ext4_get_dev_journal()
5272 			be32_to_cpu(journal->j_superblock->s_nr_users));  in ext4_get_dev_journal()
5276 	ext4_init_journal_params(sb, journal);  in ext4_get_dev_journal()
5277 	return journal;  in ext4_get_dev_journal()
5280 	jbd2_journal_destroy(journal);  in ext4_get_dev_journal()
5290 	journal_t *journal;  in ext4_load_journal()  local
5315 		journal = ext4_get_journal(sb, journal_inum);  in ext4_load_journal()
5316 		if (!journal)  in ext4_load_journal()
5319 		journal = ext4_get_dev_journal(sb, journal_dev);  in ext4_load_journal()
5320 		if (!journal)  in ext4_load_journal()
5324 	journal_dev_ro = bdev_read_only(journal->j_dev);  in ext4_load_journal()
5355 	if (!(journal->j_flags & JBD2_BARRIER))  in ext4_load_journal()
5359 		err = jbd2_journal_wipe(journal, !really_read_only);  in ext4_load_journal()
5365 		err = jbd2_journal_load(journal);  in ext4_load_journal()
5377 	EXT4_SB(sb)->s_journal = journal;  in ext4_load_journal()
5381 		jbd2_journal_destroy(journal);  in ext4_load_journal()
5399 	jbd2_journal_destroy(journal);  in ext4_load_journal()
5527 	journal_t *journal = EXT4_SB(sb)->s_journal;  in ext4_mark_recovery_complete()  local
5530 		if (journal != NULL) {  in ext4_mark_recovery_complete()
5537 	jbd2_journal_lock_updates(journal);  in ext4_mark_recovery_complete()
5538 	err = jbd2_journal_flush(journal, 0);  in ext4_mark_recovery_complete()
5554 	jbd2_journal_unlock_updates(journal);  in ext4_mark_recovery_complete()
5566 	journal_t *journal;  in ext4_clear_journal_err()  local
5575 	journal = EXT4_SB(sb)->s_journal;  in ext4_clear_journal_err()
5582 	j_errno = jbd2_journal_errno(journal);  in ext4_clear_journal_err()
5595 		jbd2_journal_clear_err(journal);  in ext4_clear_journal_err()
5596 		jbd2_journal_update_sb_errno(journal);  in ext4_clear_journal_err()
5607 	journal_t *journal;  in ext4_force_commit()  local
5612 	journal = EXT4_SB(sb)->s_journal;  in ext4_force_commit()
5613 	return ext4_journal_force_commit(journal);  in ext4_force_commit()
5672 	journal_t *journal;  in ext4_freeze()  local
5677 	journal = EXT4_SB(sb)->s_journal;  in ext4_freeze()
5679 	if (journal) {  in ext4_freeze()
5681 		jbd2_journal_lock_updates(journal);  in ext4_freeze()
5687 		error = jbd2_journal_flush(journal, 0);  in ext4_freeze()
5699 	if (journal)  in ext4_freeze()
5701 		jbd2_journal_unlock_updates(journal);  in ext4_freeze()