linux-kernel - Re: Commit f06e4ec breaks vmware

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Message-ID: <47A6923C.4060208@vandrovec.name>
Date:	Sun, 03 Feb 2008 20:19:08 -0800
From:	Petr Vandrovec <petr@...drovec.name>
To:	Jan Engelhardt <jengelh@...putergmbh.de>
CC:	Ingo Molnar <mingo@...e.hu>, Thomas Gleixner <tglx@...utronix.de>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: Commit f06e4ec breaks vmware

Jan Engelhardt wrote:
> Hi,
> 
> 
> sad to say, but f06e4ec... breaks booting the kernel in vmware 
> (bisected). Booting just stops after
> 
> 	Checking for 'hlt' instruction...
> 
> commit f06e4ec1c15691b0cfd2397ae32214fa36c90d71
> Author: Ingo Molnar <mingo@...e.hu>
> Date:   Wed Jan 30 13:32:39 2008 +0100
> 
>     x86: read_tsc sync
>     
>     make native_read_tsc() always non-speculative.
> 
> 
> Any debugging hintss?

It does not make lot of sense...  What is processor (AMD/Intel, VT/SVM, 
...), kernel (32/64), and product?

Can you try adding

monitor_control.disable_rdtscopt_bt="TRUE"

or

monitor_control.virtual_rdtsc="FALSE"

to your configuration file?
					Thanks,
						Petr


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