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From: Don Slutz <dslutz@verizon.com>
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Subject: Re: [Qemu-devel] [BUGFIX][PATCH for 2.2 1/1] hw/i386/pc_piix.c:
 Also pass vmport=off for xenfv machine
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To: Paolo Bonzini <pbonzini@redhat.com>, Don Slutz <dslutz@verizon.com>, qemu-devel <qemu-devel@nongnu.org>, Eduardo Habkost <ehabkost@redhat.com>

On 11/20/14 01:02, Paolo Bonzini wrote:
>
> On 19/11/2014 20:08, Don Slutz wrote:
>> -M pc -machine accel=xen
>>      pcms->vmport is false
> I think this should be true.  Any reason why not?
>
> Paolo

Yes, QEMU will crash if xen is enabled and the guest tries to access the 
VMware port.

(more on different thread).

    -Don Slutz

>> -M pc -machine vmport=on,accel=xen
>>      pcms->vmport is true
>> -M pc -machine vmport=off,accel=xen
>>      pcms->vmport is false