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From: Wei Liu <wei.liu2@citrix.com>
To: Andrew Stuart <andrew.stuart@supercoders.com.au>
Cc: wei.liu2@citrix.com, xen-devel@lists.xen.org
Subject: Re: Xen / EC2 network HVM device visibility
Date: Wed, 30 Sep 2015 10:10:13 +0100	[thread overview]
Message-ID: <20150930091013.GA8603@zion.uk.xensource.com> (raw)
In-Reply-To: <2CDE7D7D-3862-4BE5-A4AF-95C192701975@supercoders.com.au>

On Wed, Sep 30, 2015 at 03:25:20PM +1000, Andrew Stuart wrote:
> As far as I can tell, Xen HVM domu guests detect and use the RTL8139
> network card thus its not a hard requirement to use the PVHVM drivers.
> 

That's because the default emulated nic in libxl is RTL8139. You can
specify others as well.  And yes, you're free to not use PVHVM drivers.

> On EC2 however, am I right in understanding that although EC2 is using
> Xen HVM, the RTL8139 network device is not available and therefore to
> get networking it is a requirement for PVHVM drivers?
> 

We can't answer this question because we don't run EC2 after all. You'd
better try to reach EC2 engineers for this question.

Wei.

> thanks
> 
> as _______________________________________________ Xen-devel mailing
> list Xen-devel@lists.xen.org http://lists.xen.org/xen-devel

  parent reply	other threads:[~2015-09-30  9:10 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-09-30  5:25 Xen / EC2 network HVM device visibility Andrew Stuart
2015-09-30  9:09 ` Ian Campbell
2015-09-30  9:10 ` Wei Liu [this message]
2015-09-30  9:11 ` Andrew Cooper
2015-09-30  9:14   ` Paul Durrant

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