From: Kyungmin Park <kyungmin.park@samsung.com>
To: linux-mtd <linux-mtd@lists.infradead.org>
Subject: Eraseblocks torture: OneNAND results
Date: Fri, 22 Dec 2006 07:58:59 +0000 (GMT) [thread overview]
Message-ID: <14293333.417771166774338914.JavaMail.weblogic@ep_ml29> (raw)
Hi Jarkko Lavinen
> I have tried your patch on an Omap 2420 base test board with OneNand
> and it seems to work.
Oh it's good news, In our environment. it's hard to produce the problem.
I erase it more than 1,000k (2 weeks). but it's still working.
> I had previously run an earlier version of torture test and had some
> worn out erase blocks available. When I try to erase them I see often
> controller error occuring and it is caught and returned correctly.
I commited the patch in OneNAND MTD git. and it will be merged into mtd.
> But I have also encounted cases where there is no erase error but yet
> erase verify fails. I then tried a retry aften the failed verify and
> on the second read the erase block is blank, all FF, as it should.
As you know. If the block is worn-out. we don't sure its behavior.
Actually I don't have any idea. How can we handle this one?
Thank you,
Kyungmin Park
next reply other threads:[~2006-12-22 7:59 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-12-22 7:58 Kyungmin Park [this message]
2006-12-22 9:22 ` Eraseblocks torture: OneNAND results Artem Bityutskiy
-- strict thread matches above, loose matches on Subject: below --
2006-12-15 5:02 Kyungmin Park
2006-12-15 7:54 ` Enrico Migliore
2006-12-15 8:44 ` Ricard Wanderlof
2006-12-21 15:30 ` Jarkko Lavinen
2006-12-11 8:31 Kyungmin Park
2006-12-13 13:46 ` Artem Bityutskiy
2006-12-08 7:42 Kyungmin Park
2006-12-08 8:08 ` Artem Bityutskiy
2006-12-08 13:30 ` Artem Bityutskiy
2006-12-08 2:00 Kyungmin Park
2006-12-08 6:19 ` Artem Bityutskiy
2006-12-08 13:43 ` Ricard Wanderlof
2006-12-08 13:52 ` Artem Bityutskiy
2006-12-07 14:30 Artem Bityutskiy
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