linux-kernel - Re: 2.6.22 regression: thermal trip points

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: <20070802160742.GA4415@ucw.cz>
Date:	Thu, 2 Aug 2007 16:07:43 +0000
From:	Pavel Machek <pavel@....cz>
To:	Knut Petersen <Knut_Petersen@...nline.de>
Cc:	trenn@...e.de, linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...l.org>, mjg59@...f.ucam.org,
	lenb@...nel.org,
	Adrian Schröter <adrian@...e.de>,
	"Zhang, Rui" <rui.zhang@...el.com>,
	Jean Delvare <khali@...ux-fr.org>,
	Alexey Starikovskiy <aystarik@...il.com>,
	Andi Kleen <andi@...stfloor.org>
Subject: Re: 2.6.22 regression: thermal trip points

Hi!

> Well, it would not be the first time to eliminate a regression by
> reverting a
> patch after it was accepted previously.
> >> Sanity checks that trip points only can get lowered (compared to initial
> >> provided ones) needs to be added.
> >> Len, Rui: For short-term can some 
> But I _need_ to raise the unreasonably low passive trip point. We could
> decide to
> protect the innocent user by allowing write access to trip_points only
> after a previous

Actually, you should lower your active trip point, and keep cpu temp
below 50C.

> echo "I know what I am doing" >
> /proc/acpi/thermal_zone/THRM/enable_really_dangerous_options

No... but patch that only permits lowering could be acceptable.

							Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.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/