linux-ext4 - Re: [patch] ext2/3: document conditions when reliable operation is possible

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Message-ID: <20090824183902.GA28403@elf.ucw.cz>
Date:	Mon, 24 Aug 2009 20:39:02 +0200
From:	Pavel Machek <pavel@....cz>
To:	Florian Weimer <fweimer@....de>
Cc:	Goswin von Brederlow <goswin-v-b@....de>,
	Rob Landley <rob@...dley.net>,
	kernel list <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...l.org>, mtk.manpages@...il.com,
	tytso@....edu, rdunlap@...otime.net, linux-doc@...r.kernel.org,
	linux-ext4@...r.kernel.org
Subject: Re: [patch] ext2/3: document conditions when reliable operation is
	possible

Hi!

> > +Linux block-backed filesystems can only work correctly when several
> > +conditions are met in the block layer and below (disks, flash
> > +cards). Some of them are obvious ("data on media should not change
> > +randomly"), some are less so.
> 
> You should make clear that the file lists per-file-system rules and
> that some file sytems can recover from some of the error conditions.

Ok, I added "Not all filesystems require all of these
to be satisfied for safe operation" sentence there.
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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