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[Brad Figg <brad.figg@xxxxxxxxxxxxx>]

This bug is missing log files that will aid in diagnosing the problem.
>From a terminal window please run:

apport-collect 1533249

and then change the status of the bug to 'Confirmed'.

If, due to the nature of the issue you have encountered, you are unable
to run this command, please add a comment stating that fact and change
the bug status to 'Confirmed'.

This change has been made by an automated script, maintained by the
Ubuntu Kernel Team.

** Changed in: linux (Ubuntu)
       Status: New => Incomplete

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https://bugs.launchpad.net/bugs/1533249

Title:
  Re-enabe vlan TX acceleration

Status in linux package in Ubuntu:
  Incomplete

Bug description:
  
  Unable to send TCP/UDP traffic between VLAN on ConnectX4LX, due to vlan TX acceleration is off.

  Scenario

         Configure static VLAN on CX4LX and try to run iperf TCP/UDP.
         There are no traffic TCP/UDP even that the ICMP traffic pass (using ping between vlan's)
       

         #server #   iperf -s

        #Client: #   iperf -c <Vlan-ip>

  
  Setup info: 

  OS: Ubuntu14.04.4
  Kernel  4.2.0-22

  Upstream commits that fix this issue

  c44d84d net/mlx5e: Fix inline header size calculation
  59fb571 net/mlx5e: Fix LSO vlan insertion
  13c5224 net/mlx5e: Re-eanble client vlan TX acceleration

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