jffs2 filesystem

Paul Wong paul.wong at digitalview.com
Tue Sep 17 23:53:43 EDT 2002

Hi! all,
    I have a problem about the jffs2 file system. Pls. refer below message.
If the i/o error occur in eraseall process, is the jffs2 fs corrupted if i
copy the jffs2 image to /dev/mtd1 ? Does the "dd" or "cp" take care the i/o
error? thanks.


bash-2.04# eraseall /dev/mtd1
Erasing 16 Kibyte @ f0000 --  9 % compnand_erase: attempt to erase a bad
block a
t page 0x00003d20
Erasing 16 Kibyte @ 1a4000 -- 16 % complete.
eraseall: /dev/mtd1: MTD Erase failure: Input/output error
Erased 10240 Kibyte @ 0 -- 100% complete.
bash-2.04# dd if=jffs2.img of=/dev/mtd1 bs=1k
dd: writing `/dev/mtd1': Bad address
3607+1 records in
3607+0 records out


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