JFFS2 error messages

Vimal Singh vimal.newwork at gmail.com
Mon Mar 8 09:38:43 EST 2010

On Mon, Mar 8, 2010 at 6:02 AM, Arno Steffen
<arno.steffen at googlemail.com> wrote:
> 2010/1/29 Ricard Wanderlof <ricard.wanderlof at axis.com>:
> ...
>> The 'Empty flash at ... ends at ...' usually indicates some sort of mismatch
>> between the sector or block size of the flash and the erasesize used when
>> making the image. It could be harmless, or could indicate a more serious
>> configuration problem.
> ...
>> /Ricard
>> --
>> Ricard Wolf Wanderlöf                           ricardw(at)axis.com
>> Axis Communications AB, Lund, Sweden            www.axis.com
>> Phone +46 46 272 2016                           Fax +46 46 13 61 30
> I also suffered from this empty flash at ... message.
> So I checked with cat /proc/mtd the erasesize (which is 20000) and how
> I generated the jffs2 (with mkfs.jffs2 -lqnp -e 128).
> Imho this both match (128k). But somewhat has to cause this message.
> What else could I do to prevent such messages and how to get rid of it?

May be you should try providing "-s,--pagesize=SIZE" option too in
'mkfs.jffs2' command.
If you do not give this, default (4K) will be consider. Which I do not
think is ture in your case.

Vimal Singh

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