linux-kernel - Re: NO_HZ hangs up AMD MK-36

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Date:	Thu, 27 Sep 2007 22:59:25 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	"Dmitry Tyschenko" <dtyschenko@...il.com>
Cc:	linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>
Subject: Re: NO_HZ hangs up AMD MK-36

On Thursday, 27 September 2007 22:28, Dmitry Tyschenko wrote:
> Hello,
> 
> I have laptop Asus X50M. Using old Debian Etch from February.
> Kernel from 2.6.21 doesn't boot, hangs up just in 10seconds -  1minute
> after GRUB screen.
> I have tryed different versions of gcc (4.1.1, 4.1.2, 4.2.1) to build
> 2.6.22.8 kernel, but no results.
> But if I disable NO_HZ option 2.6.21 is working fine for me.
> 
> I think this is important problem, because some of the project, Debian
> for example,
>  are building kernel with this options enabled (in
> linux-image-2.6.22-1-k7 package it is enabled),
> and some people, like me, can not use new kernels.
> 
> I have attached some of my PC info, hope this can help

You can use the "nohz=off" kernel command line switch.  Please check if it
works for you.

Greetings,
Rafael
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