Merging upstream branch-2.15 [RH git: 7cf784736e]

Merging upstream branch-2.15 [RH git: 01110b9088]
windows: add layers when adding the deferred actions

Merging upstream branch-2.15 [RH git: f8619036c9]
dpif-xlate: Fix zone set from non-frozen-metadata fields.

Merging upstream branch-2.15 [RH git: e273e307d1]
netdev: Fix use-after-free on PACKET_OUT of IP fragments.
push-pop.at: Mask source port in tunnel header.

Merging upstream branch-2.15 [RH git: 3050e5222d]
stub: Change the ERR log to DBG.

Merging upstream branch-2.15 [RH git: 09e3ab3630]

Merging upstream branch-2.15 [RH git: 2a86017f3f]
windows:adjust Offset when processing packet in POP_VLAN action

Merging upstream branch-2.15 [RH git: 8f2e30f011]

redhat: use hugetlbfs group for /var/log/openvswitch when dpdk is enabled [RH git: 5ccf239b51] (#2007290)

Merging upstream branch-2.15 [RH git: c6bdfa8cc1]
linux: Fix a null pointer dereference in netdev_linux_notify_sock().
file: Fix memory leak in ovs_pcap_open().
util: Fix a null pointer dereference in odp_flow_format().
util: Fix a null pointer dereference in odp_nsh_key_from_attr__().
dpdk: Fix RSS configuration for virtio.

ofproto-dpif-xlate: Avoid successive ct_clear datapath actions. [RH git: f9a9ac7608] (#1941027)
off-by: Eelco Chaudron <echaudro@redhat.com>
by: Timothy Redaelli <tredaelli@redhat.com>
off-by: Ilya Maximets <i.maximets@ovn.org>

Merging upstream branch-2.15 [RH git: b36eb7e529]
netdev: Fix crash when PACKET_OUT is metered.

Migrate openvswitch to gitlab [RH git: 93147e2cda]
off-by: Michael Santana <msantana@redhat.com>

Merging upstream branch-2.15 [RH git: 11bcf52d03]
socket: Replace error with txn->error when logging nacked transactions.
string: Fix a crash in ds_clone().

pkgtool: Swap bugzilla id and RH git [RH git: c2e6243d60]
off-by: Michael Santana <msantana@redhat.com>

Merging upstream branch-2.15 [RH git: 08b4ccb1c4]
netdev: fix memory leak in dpcls subtable set command