28 static int finish_range(handle_t *handle, struct inode *inode,  in finish_range()  argument
63 	if (needed && ext4_handle_has_enough_credits(handle,  in finish_range()
66 		retval = ext4_journal_restart(handle, needed);  in finish_range()
71 		retval = ext4_journal_extend(handle, needed);  in finish_range()
77 			retval = ext4_journal_restart(handle, needed);  in finish_range()
83 	retval = ext4_ext_insert_extent(handle, inode, &path, &newext, 0);  in finish_range()
92 static int update_extent_range(handle_t *handle, struct inode *inode,  in update_extent_range()  argument
110 	retval = finish_range(handle, inode, lb);  in update_extent_range()
117 static int update_ind_extent_range(handle_t *handle, struct inode *inode,  in update_ind_extent_range()  argument
133 			retval = update_extent_range(handle, inode,  in update_ind_extent_range()
146 static int update_dind_extent_range(handle_t *handle, struct inode *inode,  in update_dind_extent_range()  argument
162 			retval = update_ind_extent_range(handle, inode,  in update_dind_extent_range()
176 static int update_tind_extent_range(handle_t *handle, struct inode *inode,  in update_tind_extent_range()  argument
192 			retval = update_dind_extent_range(handle, inode,  in update_tind_extent_range()
206 static int extend_credit_for_blkdel(handle_t *handle, struct inode *inode)  in extend_credit_for_blkdel()  argument
210 	if (ext4_handle_has_enough_credits(handle, EXT4_RESERVE_TRANS_BLOCKS+1))  in extend_credit_for_blkdel()
220 	if (ext4_journal_extend(handle, needed) != 0)  in extend_credit_for_blkdel()
221 		retval = ext4_journal_restart(handle, needed);  in extend_credit_for_blkdel()
226 static int free_dind_blocks(handle_t *handle,  in free_dind_blocks()  argument
241 			extend_credit_for_blkdel(handle, inode);  in free_dind_blocks()
242 			ext4_free_blocks(handle, inode, NULL,  in free_dind_blocks()
249 	extend_credit_for_blkdel(handle, inode);  in free_dind_blocks()
250 	ext4_free_blocks(handle, inode, NULL, le32_to_cpu(i_data), 1,  in free_dind_blocks()
256 static int free_tind_blocks(handle_t *handle,  in free_tind_blocks()  argument
271 			retval = free_dind_blocks(handle,  in free_tind_blocks()
280 	extend_credit_for_blkdel(handle, inode);  in free_tind_blocks()
281 	ext4_free_blocks(handle, inode, NULL, le32_to_cpu(i_data), 1,  in free_tind_blocks()
287 static int free_ind_block(handle_t *handle, struct inode *inode, __le32 *i_data)  in free_ind_block()  argument
293 		extend_credit_for_blkdel(handle, inode);  in free_ind_block()
294 		ext4_free_blocks(handle, inode, NULL,  in free_ind_block()
302 		retval = free_dind_blocks(handle, inode, i_data[1]);  in free_ind_block()
309 		retval = free_tind_blocks(handle, inode, i_data[2]);  in free_ind_block()
316 static int ext4_ext_swap_inode_data(handle_t *handle, struct inode *inode,  in ext4_ext_swap_inode_data()  argument
328 	retval = ext4_journal_extend(handle, 1);  in ext4_ext_swap_inode_data()
330 		retval = ext4_journal_restart(handle, 1);  in ext4_ext_swap_inode_data()
376 	retval = free_ind_block(handle, inode, i_data);  in ext4_ext_swap_inode_data()
377 	ext4_mark_inode_dirty(handle, inode);  in ext4_ext_swap_inode_data()
383 static int free_ext_idx(handle_t *handle, struct inode *inode,  in free_ext_idx()  argument
400 			retval = free_ext_idx(handle, inode, ix);  in free_ext_idx()
406 	extend_credit_for_blkdel(handle, inode);  in free_ext_idx()
407 	ext4_free_blocks(handle, inode, NULL, block, 1,  in free_ext_idx()
415 static int free_ext_block(handle_t *handle, struct inode *inode)  in free_ext_block()  argument
428 		retval = free_ext_idx(handle, inode, ix);  in free_ext_block()
437 	handle_t *handle;  in ext4_ext_migrate()  local
466 	handle = ext4_journal_start(inode, EXT4_HT_MIGRATE,  in ext4_ext_migrate()
469 	if (IS_ERR(handle)) {  in ext4_ext_migrate()
470 		retval = PTR_ERR(handle);  in ext4_ext_migrate()
477 	tmp_inode = ext4_new_inode(handle, d_inode(inode->i_sb->s_root),  in ext4_ext_migrate()
481 		ext4_journal_stop(handle);  in ext4_ext_migrate()
491 	ext4_ext_tree_init(handle, tmp_inode);  in ext4_ext_migrate()
492 	ext4_orphan_add(handle, tmp_inode);  in ext4_ext_migrate()
493 	ext4_journal_stop(handle);  in ext4_ext_migrate()
515 	handle = ext4_journal_start(inode, EXT4_HT_MIGRATE, 1);  in ext4_ext_migrate()
516 	if (IS_ERR(handle)) {  in ext4_ext_migrate()
523 		retval = PTR_ERR(handle);  in ext4_ext_migrate()
535 			retval = update_extent_range(handle, tmp_inode,  in ext4_ext_migrate()
543 		retval = update_ind_extent_range(handle, tmp_inode,  in ext4_ext_migrate()
550 		retval = update_dind_extent_range(handle, tmp_inode,  in ext4_ext_migrate()
557 		retval = update_tind_extent_range(handle, tmp_inode,  in ext4_ext_migrate()
565 	retval = finish_range(handle, tmp_inode, &lb);  in ext4_ext_migrate()
572 		free_ext_block(handle, tmp_inode);  in ext4_ext_migrate()
574 		retval = ext4_ext_swap_inode_data(handle, inode, tmp_inode);  in ext4_ext_migrate()
580 			free_ext_block(handle, tmp_inode);  in ext4_ext_migrate()
584 	if (ext4_journal_extend(handle, 1) != 0)  in ext4_ext_migrate()
585 		ext4_journal_restart(handle, 1);  in ext4_ext_migrate()
603 	ext4_ext_tree_init(handle, tmp_inode);  in ext4_ext_migrate()
604 	ext4_journal_stop(handle);  in ext4_ext_migrate()
624 	handle_t			*handle;  in ext4_ind_migrate()  local
642 	handle = ext4_journal_start(inode, EXT4_HT_MIGRATE, 1);  in ext4_ind_migrate()
643 	if (IS_ERR(handle))  in ext4_ind_migrate()
644 		return PTR_ERR(handle);  in ext4_ind_migrate()
675 	ext4_mark_inode_dirty(handle, inode);  in ext4_ind_migrate()
677 	ext4_journal_stop(handle);  in ext4_ind_migrate()