[dpdk-dev] IOMMU and VF

Zhang, Helin helin.zhang at intel.com
Fri Jan 9 01:39:03 CET 2015


Hi Alex

Could you help to try 1.8? I remember there might a fix of supporting some newly mac types.
In addition, what's the kernel version of your host? We observed issues recently before kernel version 3.18. I'd suggest to try kernel 3.18.

Hopefully it is helpful!

Regards,
Helin

> -----Original Message-----
> From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Alex Markuze
> Sent: Friday, January 9, 2015 1:57 AM
> To: dev at dpdk.org
> Subject: [dpdk-dev] IOMMU and VF
> 
> Hi, Guys,
> I'm trying to run a DPDK(1.7.1) application that has been previously tested on
> Xen/VMware VM's. I have both iommu=pt and intel_iommu=on.
> I would expect things to work as usual but unfortunately the VF I'm taking is
> unable to send or receive any packets (The TXQ gets filled out, and the packets
> never leave).
> 
> Looking at the demise I se this:
> IOMMU: hardware identity mapping for device 0000:83:00.0
> IOMMU: hardware identity mapping for device 0000:83:00.1
> 
> These are the bus addresses of the physical functions.
> I don't know If I need to see the VF's listed here as well.
> 
> Any suggestions?


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