[ovs-dev] Add ingress policer functionality to OVS with DPDK.

[Ian Stokes]

This v2 patchset adds generic policer functions and ingress_policing functionality to OVS with DPDK.

Patch 1 introduces generic policer functions to avoid code duplication when processing either ingress or egress traffic with a policer.
Patch 2 adds ingress policing functionality and details to OVS with DPDK. This patch depends on the changes introduced in patch 1.

[PATCH 1/2] netdev-dpdk: Add generic policer functions.
v2: Rebase to master.

[PATCH 2/2] netdev-dpdk.c: Add ingress-policing functionality.
v2: Rebase to master and minor adjustments to burst and rate calculations for default values.

 INSTALL.DPDK.md      |  19 ++++++++++
 NEWS                 |   1 +
 lib/netdev-dpdk.c    | 238 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-----------------
 vswitchd/vswitch.xml |   4 +--
 4 files changed, 228 insertions(+), 34 deletions(-)