linux-kernel - Re: [PATCH 1/2] VMware guest detection for x86 and x86-64

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Message-ID: <20080925022325.GA14390@kroah.com>
Date:	Wed, 24 Sep 2008 19:23:25 -0700
From:	Greg KH <greg@...ah.com>
To:	Yan Li <elliot.li.tech@...il.com>
Cc:	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...e.hu>,
	"H. Peter Anvin" <hpa@...or.com>, joerg.roedel@....com,
	rjmaomao@...il.com, Yinghai Lu <yhlu.kernel@...il.com>,
	Thomas Gleixner <tglx@...utronix.de>, nancydreaming@...il.com
Subject: Re: [PATCH 1/2] VMware guest detection for x86 and x86-64

On Wed, Sep 24, 2008 at 08:22:10PM +0800, Yan Li wrote:
> Detects whether we are running as a VMware guest or not. Detection is
> based upon DMI vendor string.
> 
> It provides a function:
> int is_vmware_guest(void)
> that can be used easily to detect if we are running as a VMware guest
> or not.

Why do we need to do this within the kernel, what is that going to
achieve?

People can do this easily in userspace if they need to detect this, I
think there's a patch for util-linux-ng adding such a simple utility
that handles almost all of the known virtualization engines right now.

thanks,

greg k-h
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