5156 	struct ext4_extent *extent;  in ext4_ext_shift_extents()  local
5167 	extent = path[depth].p_ext;  in ext4_ext_shift_extents()
5168 	if (!extent)  in ext4_ext_shift_extents()
5171 	stop = le32_to_cpu(extent->ee_block);  in ext4_ext_shift_extents()
5184 		extent =  path[depth].p_ext;  in ext4_ext_shift_extents()
5185 		if (extent) {  in ext4_ext_shift_extents()
5186 			ex_start = le32_to_cpu(extent->ee_block);  in ext4_ext_shift_extents()
5187 			ex_end = le32_to_cpu(extent->ee_block) +  in ext4_ext_shift_extents()
5188 				ext4_ext_get_actual_len(extent);  in ext4_ext_shift_extents()
5201 		    (stop + ext4_ext_get_actual_len(extent))) {  in ext4_ext_shift_extents()
5233 		extent = path[depth].p_ext;  in ext4_ext_shift_extents()
5234 		if (!extent) {  in ext4_ext_shift_extents()
5240 		    le32_to_cpu(extent->ee_block)) {  in ext4_ext_shift_extents()
5242 			if (extent < EXT_LAST_EXTENT(path[depth].p_hdr)) {  in ext4_ext_shift_extents()
5252 			extent = EXT_LAST_EXTENT(path[depth].p_hdr);  in ext4_ext_shift_extents()
5253 			*iterator = le32_to_cpu(extent->ee_block) +  in ext4_ext_shift_extents()
5254 					ext4_ext_get_actual_len(extent);  in ext4_ext_shift_extents()
5256 			extent = EXT_FIRST_EXTENT(path[depth].p_hdr);  in ext4_ext_shift_extents()
5257 			if (le32_to_cpu(extent->ee_block) > start)  in ext4_ext_shift_extents()
5258 				*iterator = le32_to_cpu(extent->ee_block) - 1;  in ext4_ext_shift_extents()
5259 			else if (le32_to_cpu(extent->ee_block) == start)  in ext4_ext_shift_extents()
5262 				extent = EXT_LAST_EXTENT(path[depth].p_hdr);  in ext4_ext_shift_extents()
5263 				while (le32_to_cpu(extent->ee_block) >= start)  in ext4_ext_shift_extents()
5264 					extent--;  in ext4_ext_shift_extents()
5266 				if (extent == EXT_LAST_EXTENT(path[depth].p_hdr))  in ext4_ext_shift_extents()
5269 				extent++;  in ext4_ext_shift_extents()
5272 			path[depth].p_ext = extent;  in ext4_ext_shift_extents()
5450 	struct ext4_extent *extent;  in ext4_insert_range()  local
5554 	extent = path[depth].p_ext;  in ext4_insert_range()
5555 	if (extent) {  in ext4_insert_range()
5556 		ee_start_lblk = le32_to_cpu(extent->ee_block);  in ext4_insert_range()
5557 		ee_len = ext4_ext_get_actual_len(extent);  in ext4_insert_range()
5565 			if (ext4_ext_is_unwritten(extent))  in ext4_insert_range()
5830 	struct ext4_extent *extent;  in ext4_clu_mapped()  local
5866 	extent = path[depth].p_ext;  in ext4_clu_mapped()
5869 	if (extent == NULL)  in ext4_clu_mapped()
5872 	first_lblk = le32_to_cpu(extent->ee_block);  in ext4_clu_mapped()
5883 				     ext4_ext_get_actual_len(extent) - 1);  in ext4_clu_mapped()