504 static int concat_lock(struct mtd_info *mtd, loff_t ofs, uint64_t len)  in concat_lock()  argument
513 		if (ofs >= subdev->size) {  in concat_lock()
515 			ofs -= subdev->size;  in concat_lock()
518 		if (ofs + len > subdev->size)  in concat_lock()
519 			size = subdev->size - ofs;  in concat_lock()
523 		err = mtd_lock(subdev, ofs, size);  in concat_lock()
532 		ofs = 0;  in concat_lock()
538 static int concat_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len)  in concat_unlock()  argument
547 		if (ofs >= subdev->size) {  in concat_unlock()
549 			ofs -= subdev->size;  in concat_unlock()
552 		if (ofs + len > subdev->size)  in concat_unlock()
553 			size = subdev->size - ofs;  in concat_unlock()
557 		err = mtd_unlock(subdev, ofs, size);  in concat_unlock()
566 		ofs = 0;  in concat_unlock()
609 static int concat_block_isbad(struct mtd_info *mtd, loff_t ofs)  in concat_block_isbad()  argument
620 		if (ofs >= subdev->size) {  in concat_block_isbad()
621 			ofs -= subdev->size;  in concat_block_isbad()
625 		res = mtd_block_isbad(subdev, ofs);  in concat_block_isbad()
632 static int concat_block_markbad(struct mtd_info *mtd, loff_t ofs)  in concat_block_markbad()  argument
640 		if (ofs >= subdev->size) {  in concat_block_markbad()
641 			ofs -= subdev->size;  in concat_block_markbad()
645 		err = mtd_block_markbad(subdev, ofs);  in concat_block_markbad()