[dpdk-dev] In DPDK 1.7.1, the link status of the interface using virtio driver is always down.

Fu, Weiyi (NSN - CN/Hangzhou) weiyi.fu at nsn.com
Fri Dec 12 02:57:25 CET 2014


Hi,
I have ingnored the link status. Rx and tx can't work.
I will try the methods Vijay suggested to have a try. Thanks! 

Brs,
Fu Weiyi

-----Original Message-----
From: ext Ouyang, Changchun [mailto:changchun.ouyang at intel.com] 
Sent: Friday, December 12, 2014 9:00 AM
To: Fu, Weiyi (NSN - CN/Hangzhou); dev at dpdk.org
Cc: Ouyang, Changchun
Subject: RE: [dpdk-dev] In DPDK 1.7.1, the link status of the interface using virtio driver is always down.

Hi 

> -----Original Message-----
> From: Fu, Weiyi (NSN - CN/Hangzhou) [mailto:weiyi.fu at nsn.com]
> Sent: Thursday, December 11, 2014 7:42 PM
> To: Fu, Weiyi (NSN - CN/Hangzhou); Ouyang, Changchun; dev at dpdk.org
> Subject: RE: [dpdk-dev] In DPDK 1.7.1, the link status of the interface using
> virtio driver is always down.
> 
> Hi Changchun,
> I found you had done follow change to allow the virtio interface startup
> when the link is down.  Is there any scenario causing link down for virtio
> interface?
> 
Not really in my environment, those codes are RFC codes from Brocade,
Not merged into mainline yet. 

You can apply this patch and ignore the link state to see if rx and tx still works.

Thanks
Changchun



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