jffs super block

Alexander Larsson alex at cendio.se
Thu Jul 6 11:26:45 EDT 2000

On Wed, 5 Jul 2000, Rogelio M. Serrano Jr. wrote:

> Does the jffs also have a super block on disk?
> I have been trying to use jffs on DOC but i just cant get it to mount.
> The jffs code could not find a single valid jffs inode on the DOC and
> then dumps the disk data and then hang when I mount it after i dd a jffs
> image to the it. The second time I boot I dont get any kind of output
> anymore and my machine hangs. For starters, How should I write the jffs
> file system on the DOC then? Should  I add a superblock on the chip?

No, jffs doesn't have a superblock. I usually just cat
my_filesystem_image > /dev/mtd0, but an empty mtd device should work as

The hang seems strange though.

/ Alex

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