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[Bug 1705772] [NEW] hardware offload support for openvswitch

 

Public bug reported:

https://review.openstack.org/275616
Dear bug triager. This bug was created since a commit was marked with DOCIMPACT.
Your project "openstack/neutron" is set up so that we directly report the documentation bugs against it. If this needs changing, the docimpact-group option needs to be added for the project. You can ask the OpenStack infra team (#openstack-infra on freenode) for help if you need to.

commit 8ff25e725e148acf83ef6e1f6a3c445da00e3932
Author: Moshe Levi <moshele@xxxxxxxxxxxx>
Date:   Mon Jan 4 11:14:58 2016 +0200

    hardware offload support for openvswitch
    
    In Kernel 4.8 we introduced Traffic Control (TC see [1]) hardware offloads
    framework for SR-IOV VFs which allows us to configure the NIC [2].
    Subsequent OVS patches [3] allow us to use the TC framework
    to offload OVS datapath rules.
    
    This patch allow OVS mech driver to bind direct (SR-IOV) port.
    This will allow to offload the OVS flows using tc to the SR-IOV NIC
    and gain accelerate OVS.
    
    [1] https://linux.die.net/man/8/tc
    [2] http://netdevconf.org/1.2/papers/efraim-gerlitz-sriov-ovs-final.pdf
    [3] https://mail.openvswitch.org/pipermail/ovs-dev/2017-April/330606.html
    
    DocImpact: Add SR-IOV offload support for OVS mech driver
    Partial-Bug: #1627987
    Depends-On: I6bc2539a1ddbf7990164abeb8bb951ddcb45c993
    
    Change-Id: I77650be5f04775a72e2bdf694f93988825a84b72

** Affects: neutron
     Importance: Undecided
         Status: New


** Tags: doc neutron

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https://bugs.launchpad.net/bugs/1705772

Title:
      hardware offload support for openvswitch

Status in neutron:
  New

Bug description:
  https://review.openstack.org/275616
  Dear bug triager. This bug was created since a commit was marked with DOCIMPACT.
  Your project "openstack/neutron" is set up so that we directly report the documentation bugs against it. If this needs changing, the docimpact-group option needs to be added for the project. You can ask the OpenStack infra team (#openstack-infra on freenode) for help if you need to.

  commit 8ff25e725e148acf83ef6e1f6a3c445da00e3932
  Author: Moshe Levi <moshele@xxxxxxxxxxxx>
  Date:   Mon Jan 4 11:14:58 2016 +0200

      hardware offload support for openvswitch
      
      In Kernel 4.8 we introduced Traffic Control (TC see [1]) hardware offloads
      framework for SR-IOV VFs which allows us to configure the NIC [2].
      Subsequent OVS patches [3] allow us to use the TC framework
      to offload OVS datapath rules.
      
      This patch allow OVS mech driver to bind direct (SR-IOV) port.
      This will allow to offload the OVS flows using tc to the SR-IOV NIC
      and gain accelerate OVS.
      
      [1] https://linux.die.net/man/8/tc
      [2] http://netdevconf.org/1.2/papers/efraim-gerlitz-sriov-ovs-final.pdf
      [3] https://mail.openvswitch.org/pipermail/ovs-dev/2017-April/330606.html
      
      DocImpact: Add SR-IOV offload support for OVS mech driver
      Partial-Bug: #1627987
      Depends-On: I6bc2539a1ddbf7990164abeb8bb951ddcb45c993
      
      Change-Id: I77650be5f04775a72e2bdf694f93988825a84b72

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