Merging upstream branch-2.16 [RH git: 7332b410fc]
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.

Merging upstream branch-2.16 [RH git: e71f31dfd6]
netdev: Fix crash when PACKET_OUT is metered.

ovsdb: monitor: Store serialized json in a json cache. [RH git: bc20330c85] (#1996152)
monitor-all=true.
heater on 120 nodes using density-heavy scenario
------------------------------------------------------------
by: Dumitru Ceara <dceara@redhat.com>
by: Han Zhou <hzhou@ovn.org>
off-by: Ilya Maximets <i.maximets@ovn.org>
at: https://bugzilla.redhat.com/show_bug.cgi?id=1996152
off-by: Ilya Maximets <i.maximets@redhat.com>

raft: Don't keep full json objects in memory if no longer needed. [RH git: 4606423e8b] (#1990058)
server reads the log with ovsdb_storage_read(), constructs
heater scale tests takes 270 MB as a string, but 1.6 GB as
server process.
serialized data into raft_header and similar json objects.
server just like any other raft log entry. However,
heater on 60 node density-light scenario,
disk database goes up to 97 MB, shows average memory
server Southbound DB processes decreased by 58%
heavy scenario with 270 MB on-disk
by: Dumitru Ceara <dceara@redhat.com>
by: Han Zhou <hzhou@ovn.org>
off-by: Ilya Maximets <i.maximets@ovn.org>
at: https://bugzilla.redhat.com/show_bug.cgi?id=1990058
off-by: Ilya Maximets <i.maximets@redhat.com>

json: Add support for partially serialized json objects. [RH git: 885e5ce1b5] (#1990058)
serialized JSON data
serialize json_cache
>string'
by: Dumitru Ceara <dceara@redhat.com>
by: Han Zhou <hzhou@ovn.org>
off-by: Ilya Maximets <i.maximets@ovn.org>
at: https://bugzilla.redhat.com/show_bug.cgi?id=1990058
off-by: Ilya Maximets <i.maximets@redhat.com>

json: Optimize string serialization. [RH git: bb1654da63] (#1990069)
kubernetes, for
----------------------------------------------------
37.4 %
32.8 %
14.4 %
46.4 %
29.7 %
17.6 %
47.1 %
35.4 %
17.1 %
probability (%) for a character to be a '\"' and
probability (%) to be a special character ( < 32).
10 %. And this
off-by: Ilya Maximets <i.maximets@ovn.org>
by: Numan Siddique <numans@ovn.org>
by: Dumitru Ceara <dceara@redhat.com>
at: https://bugzilla.redhat.com/show_bug.cgi?id=1990069
off-by: Ilya Maximets <i.maximets@redhat.com>

Merging upstream branch-2.16 [RH git: 7d7567e339]

redhat: First 2.16.0 release. [RH git: 0a1c4276cc]