21 static int finish_range(handle_t *handle, struct inode *inode,  in finish_range()  argument
56 	if (needed && ext4_handle_has_enough_credits(handle,  in finish_range()
59 		retval = ext4_journal_restart(handle, needed);  in finish_range()
64 		retval = ext4_journal_extend(handle, needed);  in finish_range()
70 			retval = ext4_journal_restart(handle, needed);  in finish_range()
76 	retval = ext4_ext_insert_extent(handle, inode, &path, &newext, 0);  in finish_range()
85 static int update_extent_range(handle_t *handle, struct inode *inode,  in update_extent_range()  argument
103 	retval = finish_range(handle, inode, lb);  in update_extent_range()
110 static int update_ind_extent_range(handle_t *handle, struct inode *inode,  in update_ind_extent_range()  argument
126 			retval = update_extent_range(handle, inode,  in update_ind_extent_range()
139 static int update_dind_extent_range(handle_t *handle, struct inode *inode,  in update_dind_extent_range()  argument
155 			retval = update_ind_extent_range(handle, inode,  in update_dind_extent_range()
169 static int update_tind_extent_range(handle_t *handle, struct inode *inode,  in update_tind_extent_range()  argument
185 			retval = update_dind_extent_range(handle, inode,  in update_tind_extent_range()
199 static int extend_credit_for_blkdel(handle_t *handle, struct inode *inode)  in extend_credit_for_blkdel()  argument
203 	if (ext4_handle_has_enough_credits(handle, EXT4_RESERVE_TRANS_BLOCKS+1))  in extend_credit_for_blkdel()
213 	if (ext4_journal_extend(handle, needed) != 0)  in extend_credit_for_blkdel()
214 		retval = ext4_journal_restart(handle, needed);  in extend_credit_for_blkdel()
219 static int free_dind_blocks(handle_t *handle,  in free_dind_blocks()  argument
234 			extend_credit_for_blkdel(handle, inode);  in free_dind_blocks()
235 			ext4_free_blocks(handle, inode, NULL,  in free_dind_blocks()
242 	extend_credit_for_blkdel(handle, inode);  in free_dind_blocks()
243 	ext4_free_blocks(handle, inode, NULL, le32_to_cpu(i_data), 1,  in free_dind_blocks()
249 static int free_tind_blocks(handle_t *handle,  in free_tind_blocks()  argument
264 			retval = free_dind_blocks(handle,  in free_tind_blocks()
273 	extend_credit_for_blkdel(handle, inode);  in free_tind_blocks()
274 	ext4_free_blocks(handle, inode, NULL, le32_to_cpu(i_data), 1,  in free_tind_blocks()
280 static int free_ind_block(handle_t *handle, struct inode *inode, __le32 *i_data)  in free_ind_block()  argument
286 		extend_credit_for_blkdel(handle, inode);  in free_ind_block()
287 		ext4_free_blocks(handle, inode, NULL,  in free_ind_block()
295 		retval = free_dind_blocks(handle, inode, i_data[1]);  in free_ind_block()
302 		retval = free_tind_blocks(handle, inode, i_data[2]);  in free_ind_block()
309 static int ext4_ext_swap_inode_data(handle_t *handle, struct inode *inode,  in ext4_ext_swap_inode_data()  argument
321 	retval = ext4_journal_extend(handle, 1);  in ext4_ext_swap_inode_data()
323 		retval = ext4_journal_restart(handle, 1);  in ext4_ext_swap_inode_data()
369 	retval = free_ind_block(handle, inode, i_data);  in ext4_ext_swap_inode_data()
370 	ext4_mark_inode_dirty(handle, inode);  in ext4_ext_swap_inode_data()
376 static int free_ext_idx(handle_t *handle, struct inode *inode,  in free_ext_idx()  argument
393 			retval = free_ext_idx(handle, inode, ix);  in free_ext_idx()
399 	extend_credit_for_blkdel(handle, inode);  in free_ext_idx()
400 	ext4_free_blocks(handle, inode, NULL, block, 1,  in free_ext_idx()
408 static int free_ext_block(handle_t *handle, struct inode *inode)  in free_ext_block()  argument
421 		retval = free_ext_idx(handle, inode, ix);  in free_ext_block()
430 	handle_t *handle;  in ext4_ext_migrate()  local
459 	handle = ext4_journal_start(inode, EXT4_HT_MIGRATE,  in ext4_ext_migrate()
462 	if (IS_ERR(handle)) {  in ext4_ext_migrate()
463 		retval = PTR_ERR(handle);  in ext4_ext_migrate()
470 	tmp_inode = ext4_new_inode(handle, d_inode(inode->i_sb->s_root),  in ext4_ext_migrate()
474 		ext4_journal_stop(handle);  in ext4_ext_migrate()
484 	ext4_ext_tree_init(handle, tmp_inode);  in ext4_ext_migrate()
485 	ext4_orphan_add(handle, tmp_inode);  in ext4_ext_migrate()
486 	ext4_journal_stop(handle);  in ext4_ext_migrate()
508 	handle = ext4_journal_start(inode, EXT4_HT_MIGRATE, 1);  in ext4_ext_migrate()
509 	if (IS_ERR(handle)) {  in ext4_ext_migrate()
516 		retval = PTR_ERR(handle);  in ext4_ext_migrate()
528 			retval = update_extent_range(handle, tmp_inode,  in ext4_ext_migrate()
536 		retval = update_ind_extent_range(handle, tmp_inode,  in ext4_ext_migrate()
543 		retval = update_dind_extent_range(handle, tmp_inode,  in ext4_ext_migrate()
550 		retval = update_tind_extent_range(handle, tmp_inode,  in ext4_ext_migrate()
558 	retval = finish_range(handle, tmp_inode, &lb);  in ext4_ext_migrate()
565 		free_ext_block(handle, tmp_inode);  in ext4_ext_migrate()
567 		retval = ext4_ext_swap_inode_data(handle, inode, tmp_inode);  in ext4_ext_migrate()
573 			free_ext_block(handle, tmp_inode);  in ext4_ext_migrate()
577 	if (ext4_journal_extend(handle, 1) != 0)  in ext4_ext_migrate()
578 		ext4_journal_restart(handle, 1);  in ext4_ext_migrate()
596 	ext4_ext_tree_init(handle, tmp_inode);  in ext4_ext_migrate()
597 	ext4_journal_stop(handle);  in ext4_ext_migrate()
617 	handle_t			*handle;  in ext4_ind_migrate()  local
635 	handle = ext4_journal_start(inode, EXT4_HT_MIGRATE, 1);  in ext4_ind_migrate()
636 	if (IS_ERR(handle))  in ext4_ind_migrate()
637 		return PTR_ERR(handle);  in ext4_ind_migrate()
668 	ext4_mark_inode_dirty(handle, inode);  in ext4_ind_migrate()
670 	ext4_journal_stop(handle);  in ext4_ind_migrate()