Hi Kelvin, > 2014-04-08 10:21 GMT+08:00 Kelvin Lincoln : > >> Yes,you are right. When I change the spareSize to 16,This >> "assert(sizeof(*pt) <= spareSize)" will abort my compile.(struct >> yaffs_packed_tags2 *pt ,and the spareSize is the OOB) >> >> Does this mean the yaffs2 can not support the litter page which OOB is >> 16bytes? Other people probably know more about this than me, but I believe that is true. The exception would be if you looked at using the in-band tags option which doesn't use any OOB area. Regards, Andre