linux-kernel - Re: Bug Report for Linux Kernel 3.x

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]

Date:	Tue, 23 Aug 2011 23:58:01 -0400
From:	Dave Jones <davej@...hat.com>
To:	Steevven1 <steevven1@...il.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: Bug Report for Linux Kernel 3.x

On Tue, Aug 23, 2011 at 07:19:35PM -0400, Steevven1 wrote:
 > Hello,
 > 
 > I would like to report what myself and several others believe to be a
 > serious bug affecting all Linux kernels 3.0 and up, and none below 3.0
 > (2.6.x and lower).
 > 
 > One-sentence description: On certain hardware, the 3.x series kernels
 > drain a considerable amount more power than the 2.6-series kernels, up
 > to 40% more, even when idle.
 >
 > The specific hardware I have personally tested is a Lenovo ThinkPad
 > X220 with an Intel SandyBridge i7 2620M processor.
 
Sounds like https://bugzilla.redhat.com/show_bug.cgi?id=727579
Try booting with i915.i915_enable_rc6=1
 
	Dave

--
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/