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

Merging upstream branch-2.15 [RH git: 2cc833ce5b]
netdev: Do not flush PMD offloads on reload.

Merging upstream branch-2.15 [RH git: 88fb0bba8a]
netdev: Fix offloads of modified flows.
netdev: Fix flow modification after failure.

Merging upstream branch-2.15 [RH git: a76a4dfca6]
offload-dpdk: Fix IPv6 rewrite cast-align warning.
unix: Fix leak of a fork error message.

Merging upstream branch-2.15 [RH git: 60c8b2a15b]
cs: Perform forced reconnects without a backoff.

Merging upstream branch-2.15 [RH git: 48a90081e8]
windows:Correct checksum for DNAT action

Merging upstream branch-2.15 [RH git: abdd952536]
netlink: Fix report_loss() message.
server: Fix memleak when failing to read storage.
linux: Ignore TSO packets when TSO is not enabled for userspace.
zero IP SNAT behavior and add a test case.
netdev: Apply subtable-lookup-prio-set on any datapath.
actions.xml: Add missing bracket.
offload-tc: Use nl_msg_put_flag for OVS_TUNNEL_KEY_ATTR_CSUM.

Use 10 characters of hash to generate the changelog [RH git: d89d9cd0f1]