Message-ID: <453C0CEB.4050506@us.ibm.com>
Date: Sun, 22 Oct 2006 19:29:31 -0500
From: Anthony Liguori <aliguori@us.ibm.com>
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To: Christoph Hellwig <hch@infradead.org>, Avi Kivity <avi@qumranet.com>,
       Arnd Bergmann <arnd@arndb.de>, Muli Ben-Yehuda <muli@il.ibm.com>,
       linux-kernel <linux-kernel@vger.kernel.org>,
       Anthony Liguori <aliguori@us.ibm.com>,
       Alan Cox <alan@lxorguk.ukuu.org.uk>
Subject: Re: [PATCH 0/7] KVM: Kernel-based Virtual Machine
References: <4537818D.4060204@qumranet.com> <200610221723.48646.arnd@arndb.de> <453B99D7.1050004@qumranet.com> <200610221851.06530.arnd@arndb.de> <453BA3E9.4050907@qumranet.com> <20061022175609.GA28152@infradead.org>
In-Reply-To: <20061022175609.GA28152@infradead.org>
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Christoph Hellwig wrote:
> On Sun, Oct 22, 2006 at 07:01:29PM +0200, Avi Kivity wrote:
>   
>>> What is the point of 32 bit hosts anyway? Isn't this only available
>>> on x86_64 type CPUs in the first place?
>>>  
>>>       
>> No, 32-bit hosts are fully supported (except a 32-bit host can't run a 
>> 32-bit guest).
>>     
>
> Again, what's the point?  All cpus shipped by Intel and AMD that have
> hardware virtualization extensions also support the 64bit mode.  Given
> that I don't see any point for supporting a 32bit host.
>   

I believe that the Intel Core Duo's only support 32bit mode and are VT 
enabled.

Regards,

Anthony Liguori


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