ubi vol_size and lots of bad blocks

[Atlant Schmidt]

Artem:

  Thanks for the prompt -- our subject-matter expert
  says that yes, this was a bug that has now been
  corrected!
                         Atlant

-----Original Message-----
From: linux-mtd-bounces at lists.infradead.org [mailto:linux-mtd-bounces at lists.infradead.org] On Behalf Of Atlant Schmidt
Sent: Friday, October 14, 2011 09:03
To: 'dedekind1 at gmail.com'
Cc: linux-mtd at lists.infradead.org; 'Daniel Drake'
Subject: RE: ubi vol_size and lots of bad blocks

Artem:

  Interesting! I'll ask our subject-matter expert;
  it would be great if this were resolved.

                          Atlant

-----Original Message-----
From: Artem Bityutskiy [mailto:dedekind1 at gmail.com]
Sent: Friday, October 14, 2011 08:58
To: Atlant Schmidt
Cc: 'Daniel Drake'; linux-mtd at lists.infradead.org
Subject: RE: ubi vol_size and lots of bad blocks

On Tue, 2011-10-11 at 07:35 -0400, Atlant Schmidt wrote:
>
>   Be careful here -- the last time I looked, blocks that go
>   bad *ARE NOT* actually permanently marked as bad; they may
>   no longer be used during the current boot, but the next time
>   you reboot, they're eligible for attempted-but-often-failing
>   use once again.

If this happened to you, this must be because of a bug in your MTD
driver. UBI dimply calls MTD mark_bad() function to mark blocks bad.

--
Best Regards,
Artem Bityutskiy



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