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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20070321123136.GA495@lazybastard.org>
Date:	Wed, 21 Mar 2007 13:31:36 +0100
From:	Jörn Engel <joern@...ybastard.org>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	Matt Mackall <mpm@...enic.com>,
	Josh Boyer <jwboyer@...ux.vnet.ibm.com>,
	Artem Bityutskiy <dedekind@...radead.org>,
	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 Wed, 21 March 2007 12:57:42 +0100, Thomas Gleixner wrote:
> On Wed, 2007-03-21 at 12:35 +0100, Jörn Engel wrote:
> > Even if such flashes still contain a bootloader and a kernel, that will
> > occupy less than 1% of the device.  Wear leveling across the device is
> > fairly pointless here.  This is what I designed LogFS for.
> 
> Still you need to have a solution for handling bitflips in those
> bootloader and kernel areas.

Correct.  It may make sense to use UBI for that, I don't know.  What I
do know is that UBI cannot make wear leveling decisions as well as
LogFS.

And that is all I care about wrt. this discussion.

Jörn

-- 
Joern's library part 8:
http://citeseer.ist.psu.edu/plank97tutorial.html
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/