linux-kernel - Re: [PATCHv2] MTD: Add UBI reboot notifier

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: <4B755B72.9060805@aimvalley.nl>
Date:	Fri, 12 Feb 2010 14:45:22 +0100
From:	Norbert van Bolhuis <nvbolhuis@...valley.nl>
To:	dedekind1@...il.com
CC:	Kevin Cernekee <kpc.mtd@...il.com>, linux-mtd@...ts.infradead.org,
	dwmw2@...radead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCHv2] MTD: Add UBI reboot notifier

Artem Bityutskiy wrote:
> FYI, I do not like this patch, because it is not solving the problem, it
> just makes the problem less likely. I.e., you are still screwed if you
> reboot while some other task is doing erasure. Indeed, the background
> thread is not the only task which may do erases.
> 
> I'm not going to revert this patch, but wanted to let you know that I
> think it was my mistake to push it.
> 

so, how to solve this properly ?

probably the only way is the reboot notifier of the MTD chip driver
(for NOR flash only cmdset_0001 has one).

--
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/