Merging upstream branch-2.16 [RH git: 4e6f367244]

Merging upstream branch-2.16 [RH git: 45dcf738b0]
dpif-xlate: Fix internal CT state for non-recirc traffic.

Merging upstream branch-2.16 [RH git: c224775aed]
dpif: Fix meter use-after-free.
rcu: Add ovsrcu_barrier.

Merging upstream branch-2.16 [RH git: d7d5f09849]
util: Always report ODP_FIT_TOO_LITTLE for IGMP."
dpif: Trigger revalidation if ct tp changes.

Merging upstream branch-2.16 [RH git: 3e3d3725d3]

Merging upstream branch-2.16 [RH git: 72426100fe]
save: Get highest ofp version error.
linux: Properly access 32-bit aligned rtnl_link_stats64 structs.

Merging upstream branch-2.16 [RH git: 0c22edcd05]
dpif-xlate: Remove mirror assert.
dpdk: Fix tx drops statistic for a down netdev.

vhost: fix queue number check when setting inflight FD [RH git: d084ce15a7]
by: Wenxiang Qian <leonwxqian@gmail.com>
off-by: Chenbo Xia <chenbo.xia@intel.com>
by: Maxime Coquelin <maxime.coquelin@redhat.com>

vhost: fix FD leak with inflight messages [RH git: fafbd8f642]
user master might attach fds to inflight
user messages.
off-by: David Marchand <david.marchand@redhat.com>
by: Maxime Coquelin <maxime.coquelin@redhat.com>

Merging upstream branch-2.16 [RH git: 1c2e3ff275]
dpif-xlate: Clear out vlan flow fields while processing native tunnel. (#393566

Merging upstream branch-2.16 [RH git: a0490a292c]
xlate: Fix crash when forwarding packet between legacy_l3 tunnels.
traffic: Fix fragment reassembly with L3 L4 protocol information.

Really set RTE_ETH_MAXPORTS to 1024 [RH git: 104da44ad6]

Merging upstream branch-2.16 [RH git: c9969bac2f]

Merging upstream branch-2.16 [RH git: 2ee98fa0ff]

Merging upstream branch-2.16 [RH git: 4936a7194b]
offload-tc: Check for ct_state flag combinations that are not offloadable.

Merging upstream branch-2.16 [RH git: 1418edaf18]
netdev: Fix dp_netdev_get_pmd() function getting correct core_id.
numa polling.
netdev: Fix PMD auto load balance with pmd-rxq-isolate.
local numa pmds.
netdev: Fix non-local numa selection for more than two numas.
dpif-xlate: Fix NULL pointer dereference in xlate_normal().