33 	struct buffer_head *bh = NULL;  in verify_group_input()  local
60 	else if (!(bh = sb_bread(sb, end - 1)))  in verify_group_input()
107 	brelse(bh);  in verify_group_input()
115 	struct buffer_head *bh;  in bclean()  local
118 	bh = sb_getblk(sb, blk);  in bclean()
119 	if (unlikely(!bh))  in bclean()
121 	if ((err = ext3_journal_get_write_access(handle, bh))) {  in bclean()
122 		brelse(bh);  in bclean()
123 		bh = ERR_PTR(err);  in bclean()
125 		lock_buffer(bh);  in bclean()
126 		memset(bh->b_data, 0, sb->s_blocksize);  in bclean()
127 		set_buffer_uptodate(bh);  in bclean()
128 		unlock_buffer(bh);  in bclean()
131 	return bh;  in bclean()
159 					 struct buffer_head *bh)  in extend_or_restart_transaction()  argument
173 		err = ext3_journal_get_write_access(handle, bh);  in extend_or_restart_transaction()
196 	struct buffer_head *bh;  in setup_new_group_blocks()  local
215 	if (IS_ERR(bh = bclean(handle, sb, input->block_bitmap))) {  in setup_new_group_blocks()
216 		err = PTR_ERR(bh);  in setup_new_group_blocks()
222 		ext3_set_bit(0, bh->b_data);  in setup_new_group_blocks()
232 		err = extend_or_restart_transaction(handle, 1, bh);  in setup_new_group_blocks()
254 		ext3_set_bit(bit, bh->b_data);  in setup_new_group_blocks()
265 		err = extend_or_restart_transaction(handle, 1, bh);  in setup_new_group_blocks()
278 		ext3_set_bit(bit, bh->b_data);  in setup_new_group_blocks()
283 	ext3_set_bit(input->block_bitmap - start, bh->b_data);  in setup_new_group_blocks()
286 	ext3_set_bit(input->inode_bitmap - start, bh->b_data);  in setup_new_group_blocks()
295 		err = extend_or_restart_transaction(handle, 1, bh);  in setup_new_group_blocks()
309 		ext3_set_bit(bit, bh->b_data);  in setup_new_group_blocks()
312 	err = extend_or_restart_transaction(handle, 2, bh);  in setup_new_group_blocks()
317 			bh->b_data);  in setup_new_group_blocks()
318 	err = ext3_journal_dirty_metadata(handle, bh);  in setup_new_group_blocks()
321 	brelse(bh);  in setup_new_group_blocks()
326 	if (IS_ERR(bh = bclean(handle, sb, input->inode_bitmap))) {  in setup_new_group_blocks()
327 		err = PTR_ERR(bh);  in setup_new_group_blocks()
332 			bh->b_data);  in setup_new_group_blocks()
333 	err = ext3_journal_dirty_metadata(handle, bh);  in setup_new_group_blocks()
335 	brelse(bh);  in setup_new_group_blocks()
550 	brelse(iloc.bh);  in add_new_gdb()
716 		struct buffer_head *bh;  in update_backups()  local
724 		bh = sb_getblk(sb, group * bpg + blk_off);  in update_backups()
725 		if (unlikely(!bh)) {  in update_backups()
730 			  (unsigned long)bh->b_blocknr);  in update_backups()
731 		if ((err = ext3_journal_get_write_access(handle, bh))) {  in update_backups()
732 			brelse(bh);  in update_backups()
735 		lock_buffer(bh);  in update_backups()
736 		memcpy(bh->b_data, data, size);  in update_backups()
738 			memset(bh->b_data + size, 0, rest);  in update_backups()
739 		set_buffer_uptodate(bh);  in update_backups()
740 		unlock_buffer(bh);  in update_backups()
741 		err = ext3_journal_dirty_metadata(handle, bh);  in update_backups()
742 		brelse(bh);  in update_backups()
997 	struct buffer_head * bh;  in ext3_group_extend()  local
1058 	bh = sb_bread(sb, o_blocks_count + add -1);  in ext3_group_extend()
1059 	if (!bh) {  in ext3_group_extend()
1064 	brelse(bh);  in ext3_group_extend()