Re: Cleaning JFFS2 errors

Bernd Büttner
2008-01-30T13:23:22Z

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
>
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