linux-kernel - Re: High pitch noise when ACPI processor module is loaded.

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:	Sat, 23 Jan 2010 21:12:57 +0100
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Justin Piszcz <jpiszcz@...idpixels.com>
Cc:	linux-kernel@...r.kernel.org,
	ACPI Devel Maling List <linux-acpi@...r.kernel.org>
Subject: Re: High pitch noise when ACPI processor module is loaded.

Messages about ACPI should be CCed to linux-acpi@...r.kernel.org (added).

On Saturday 23 January 2010, Justin Piszcz wrote:
> Hi,
> 
> Linux:
> When I do not load the ACPI processor module, there is no high pitch 
> noise.  When I load the ACPI processor module (so I can utilize Turbo 
> Boost), Linux makes the system emit a high pitch noise.
> 
> Windows:
> The same system, running Windows 7 does not emit any noise.
> 
> Is there something wrong with the ACPI processor module or its 
> implementation on i5/i7 CPUs?
> 
> Justin.
--
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/