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From: Thomas Gleixner <tglx@linutronix.de>
To: matsunaga <matsunaga_kazuhisa@yahoo.co.jp>,
	csperandeo@intrinsyc.com, linux-mtd@lists.infradead.org
Subject: Re: JFFS2 on NAND reboot problems
Date: Thu, 17 Apr 2003 21:05:05 +0200	[thread overview]
Message-ID: <200304172105.05365.tglx@linutronix.de> (raw)
In-Reply-To: <002a01c304fc$e3e4d3c0$a10486da@w0a3t0>

On Thursday 17 April 2003 18:17, matsunaga wrote:
> It seems to me that the system was rebooted without wbuf flush.
> If it is true, another problem I think is that mount process cannot detect
> the inode inconsistency. This fs should be designed on the premise that
> power failure happens. The last accessing file do not need to be saved, but
> fs does.
> Sorry if this is solved on the latest code

It is designed this way. But we are neither perfect nor can we predict every 
10e12 possibilities to produce a hidden bug.

I cannot reproduce it here. 
That's why I asked for a bainary Image of the flash content, but I received 
none until now.

We can only solve problems, which are either reproducable or which can be 
reproduced by some user supplied pattern / image. 

We all do our very best to make this code stable and reliable, but we need the 
help from _USERS_ to detect insufficiencies. That's the way open source 
software works. If we don't get the requested feedback / help we can only 
say: You got the code. Feel free to fix it.

-- 
Thomas
________________________________________________________________________
linutronix - competence in embedded & realtime linux
http://www.linutronix.de
mail: tglx@linutronix.de

  reply	other threads:[~2003-04-17 18:05 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-04-10 19:26 JFFS2 on NAND reboot problems Chris Sperandeo
2003-04-10 21:43 ` Thomas Gleixner
2003-04-17 16:17 ` matsunaga
2003-04-17 19:05   ` Thomas Gleixner [this message]
2003-04-21 16:08     ` matsunaga
     [not found] <AEB09EDA2548094C81ED6AA93269F63D01D0520A@siebe001.apac.nokia.com>
2003-04-19 15:58 ` Thomas Gleixner
2003-04-29 15:04 ` Thomas Gleixner

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