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Re: JFFS2 & magic bitmask
- From: Andrew Lunn <andrew at lunn dot ch>
- To: Michael Jastrebtsoff <jam2000 at pisem dot net>
- Cc: ecos-discuss at sources dot redhat dot com
- Date: Tue, 6 Jul 2004 10:23:31 +0200
- Subject: Re: [ECOS] JFFS2 & magic bitmask
- References: <409497053.20040706135117@pisem.net>
On Tue, Jul 06, 2004 at 01:51:17PM +0700, Michael Jastrebtsoff wrote:
> Hello,
>
> I use JFFS2 with EB55.
> My device can be switched off at any moment without calling umount(...).
Im not an jffs2 expert, but i think that is reasonably OK. All writes
go directly to the flash, there is no caching etc. And since it is a
journeling FS, it should be able to handle writes that got corrupted
by a power off.
> After a while jffs driver starts to heap up the following messages:
> "jffs2_scan_eraseblock(): Magic bitmask 0xXXXX not found at 0xXXXX:
> 0xXXXX instead\n".
How did you format the filesystem?
Andrew
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