[dpdk-dev] nic loopback

2014-10-22 Thread Liang, Cunming
ability. From: Alex Markuze [mailto:a...@weka.io] Sent: Tuesday, October 21, 2014 11:16 PM To: Liang, Cunming Cc: dev at dpdk.org Subject: Re: [dpdk-dev] nic loopback How can I set/query this bit (LLE(PFVMTXSW[n]), intel 82599 ) on ESX, or any other friendlier environment like Linux? On Tue, Oct 21

[dpdk-dev] nic loopback

2014-10-21 Thread Thomas Monjalon
21/10/2014 18:54, Alex Markuze :, > unfortunately these patches are only valid a pf*. This is also evident from > the ixgbe pmd code which is the only one looking at this bit (lpbk_mode). > The ixgbevf functions are agnostic to this capability. And did you try testpmd with PORT_TOPOLOGY_LOOP (2nd

[dpdk-dev] nic loopback

2014-10-21 Thread Alex Markuze
Thanks Thomas, unfortunately these patches are only valid a pf*. This is also evident from the ixgbe pmd code which is the only one looking at this bit (lpbk_mode). The ixgbevf functions are agnostic to this capability. * http://www.intel.com/content/dam/doc/design-guide/82599-sr-iov-driver-compan

[dpdk-dev] nic loopback

2014-10-21 Thread Alex Markuze
x Markuze > > Sent: Tuesday, October 21, 2014 12:24 AM > > To: dev at dpdk.org > > Subject: [dpdk-dev] nic loopback > > > > Hi, > > I'm trying to send packets from an application to it self, meaning smac > == > > dmac. > > I'm working

[dpdk-dev] nic loopback

2014-10-21 Thread Thomas Monjalon
2014-10-20 19:24, Alex Markuze: > I'm trying to send packets from an application to it self, meaning smac == > dmac. > I'm working with intel 82599 virtual function. But it seems that these > packets are lost. > > Is there a software/hw limitation I'm missing here (some additional > anti-spoofing

[dpdk-dev] nic loopback

2014-10-21 Thread Liang, Cunming
> -Original Message- > From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Alex Markuze > Sent: Tuesday, October 21, 2014 12:24 AM > To: dev at dpdk.org > Subject: [dpdk-dev] nic loopback > > Hi, > I'm trying to send packets from an application to it

[dpdk-dev] nic loopback

2014-10-20 Thread Alex Markuze
Hi, I'm trying to send packets from an application to it self, meaning smac == dmac. I'm working with intel 82599 virtual function. But it seems that these packets are lost. Is there a software/hw limitation I'm missing here (some additional anti-spoofing)? AFAIK modern NICs with sriov are mini s