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Re: [Xen-devel] NIC: Queue assignment to guest OS

To: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Subject: Re: [Xen-devel] NIC: Queue assignment to guest OS
From: Kallol Biswas <kallol@xxxxxxxxxxxxxx>
Date: Tue, 19 Apr 2011 11:50:35 -0700
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Unfortunately other frameworks are not open source, and we can not use the 
design and expose to all.

On Apr 19, 2011, at 11:47 AM, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx> 

> On Thu, Apr 14, 2011 at 06:17:17PM -0700, Kallol Biswas wrote:
>> Hi,
>>    I have a requirement to assign the transmit and receive queues of a NIC
>> card to different guest operating systems so that the guests can directly
>> submit transmit requests to controller and receive packets from NIC
>> controller without going through a middle layer.  The NIC controller is not
>> SRIOV capable and there are a few MSI-X vectors available.
> OK. So you want to "export" the rx and tx queue (where each queue is 
> associated
> with an MSI-X) in the guest.
>> What would be the best way to implement the requirement in Xen? I am new to
>> Xen but have experience in a similar virtualization framework.
> How did you do this in other virtualization frameworks?

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