> While I > think the mtd folk have done a good job of trying to meet that goal, a > chunk > of code that is written to only work with one set of hardware obviously > has > potential to be a lot more streamlined and faster. Thank you; another question : why do we need to choose between yaffs and yaffs2 at mount time? Why does not yaffs_read_super determine the filesystem type depending on the page size? Regards, André