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From: "Bernd Büttner" <b.buettner@mkc-gmbh.de>
To: linux-mtd@lists.infradead.org
Subject: Re: Cleaning JFFS2 errors
Date: Wed, 30 Jan 2008 14:23:00 +0100	[thread overview]
Message-ID: <47A07A34.6010209@mkc-gmbh.de> (raw)
In-Reply-To: <478F1509.2090001@mkc-gmbh.de>

No answer jet.
Does this mean it is a silly question or is there no solution for it?

Bernd


Bernd Büttner schrieb:
> Hi,
> after working some time with the JFFS2 filesystem (on a uclinux-system with a non-mmu freescale processor)
> I'm getting errors on every mount like this:
> 
>    jffs2_scan_inode(): CRC failed on node at 0x00c999f0: Read 0xffffffff, calculated 0x7621c0c4
>    Empty flash at 0x00c99a3c ends at 0x00c99c00
>    Empty flash at 0x0134201c ends at 0x01342200
>    jffs2_scan_eraseblock(): Node at 0x01d88df8 {0x1985, 0xe001, 0x0000002f) has invalid
>      CRC 0x1985e001 (calculated 0x392fe03e)
>    JFFS2 notice: (13) read_dnode: node CRC failed on dnode at 0x1341fd4:
>      read 0xffffffff, calculated 0xce9c70e9
> 
> The kernel is 2.6.19 from the latest uclinux distribution 20070130.
> 
> I think these errors are the result of power-loss, misbehaving new drivers and system crashes,
> and I suppose they are not critical and will be corrected by jffs2 after some time.
> 
> But delivering such systems to customers doesn't look good.
> 
> Is there a possibility to force jffs2 to correct these errors at once?
> 
> I hope so.
> 
> Bernd
> 
> ______________________________________________________
> Linux MTD discussion mailing list
> http://lists.infradead.org/mailman/listinfo/linux-mtd/
> 

  reply	other threads:[~2008-01-30 13:23 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-17  8:42 Cleaning JFFS2 errors Bernd Büttner
2008-01-30 13:23 ` Bernd Büttner [this message]
2008-01-30 23:07   ` Jörn Engel

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