linux-kernel - Re: DMI_MATCH patch in reboot.c for SFF Dell OptiPlex 745

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] [day] [month] [year] [list]

Message-ID: <20070605115521.GA10634@srcf.ucam.org>
Date:	Tue, 5 Jun 2007 12:55:22 +0100
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	Robert Hancock <hancockr@...w.ca>
Cc:	James Jarvis <James.Jarvis@...ac.uk>, Riley@...liams.Name,
	Linux-Kernel@...r.kernel.org, graham.newton@...ac.uk,
	kenneth.macdonald@...ac.uk
Subject: Re: DMI_MATCH patch in reboot.c for SFF Dell OptiPlex 745 - fixes hang on reboot

On Mon, Jun 04, 2007 at 06:49:10PM -0600, Robert Hancock wrote:

> This blacklist seems to be growing. Isn't there something better we can 
> do here? Can we just reboot through the BIOS by default, is that really 
> broken on some systems?

Yes, that breaks a separate set of machines. It would be interesting to 
try resetting just by banging the keyboard controller from userspace, 
and seeing if that fails in the same way - I suspect that on certain 
hardware, part of the shutdown process confuses it in some way.
-- 
Matthew Garrett | mjg59@...f.ucam.org
-
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/