linux-kernel - Re: [PATCH 00/22 take 3] UBI: Unsorted Block Images

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Message-ID: <20070326113030.GA22501@lazybastard.org>
Date:	Mon, 26 Mar 2007 13:30:30 +0200
From:	Jörn Engel <joern@...ybastard.org>
To:	Artem Bityutskiy <dedekind@...radead.org>
Cc:	Thomas Gleixner <tglx@...utronix.de>,
	Matt Mackall <mpm@...enic.com>,
	Josh Boyer <jwboyer@...ux.vnet.ibm.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Frank Haverkamp <haver@...t.ibm.com>,
	Christoph Hellwig <hch@...radead.org>,
	David Woodhouse <dwmw2@...radead.org>
Subject: Re: [PATCH 00/22 take 3] UBI: Unsorted Block Images

On Mon, 26 March 2007 13:49:06 +0300, Artem Bityutskiy wrote:
> On Sun, 2007-03-25 at 22:08 +0200, Jörn Engel wrote:
> > 
> > Logical volume management can just as easily move its management
> > information into a table, instead of having it spread across all blocks.
> > Blocks can keep their original size.  Since you have to scan flash
> > anyway, you can also scan for a table, compare a magical number and do
> > some extra check to protect yourself against a UBI image inside some
> > logical volume.  No big deal.
> 
> First off, I see these no big deal statements for years already, and no
> decent implementation proved by usage in real world. Could we please,
> move these academic discussions to another thread?

You could wait a day, then reread what I wrote.  Maybe you will notice
that what I wrote is not identical to what we have discussed about a
year ago and you seem to have read.

You may also want to reread this:
||[ This was not a request for UBI to be changed.  The only purpose was to
||illustrate that LogFS is not broken.  The previous thread suggested
||otherwise and I just couldn't leave it at that. ]

Jörn

-- 
tglx1 thinks that joern should get a (TM) for "Thinking Is Hard"
-- Thomas Gleixner
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