openvswitch-2.15.0.patch

diff --git a/.ci/linux-build.sh b/.ci/linux-build.sh
index 3e5136fd4e..1acf5012db 100755
--- a/.ci/linux-build.sh
+++ b/.ci/linux-build.sh
@@ -201,7 +201,7 @@ fi
 
 if [ "$DPDK" ] || [ "$DPDK_SHARED" ]; then
     if [ -z "$DPDK_VER" ]; then
-        DPDK_VER="20.11"
+        DPDK_VER="20.11.1"
     fi
     install_dpdk $DPDK_VER
     if [ "$CC" = "clang" ]; then
@@ -235,7 +235,7 @@ if [ "$TESTSUITE" ]; then
     configure_ovs
 
     export DISTCHECK_CONFIGURE_FLAGS="$OPTS"
-    if ! make distcheck CFLAGS="${CFLAGS_FOR_OVS}" \
+    if ! make distcheck -j4 CFLAGS="${CFLAGS_FOR_OVS}" \
          TESTSUITEFLAGS=-j4 RECHECK=yes; then
         # testsuite.log is necessary for debugging.
         cat */_build/sub/tests/testsuite.log
diff --git a/.cirrus.yml b/.cirrus.yml
index 2caf36b85c..480fea2421 100644
--- a/.cirrus.yml
+++ b/.cirrus.yml
@@ -5,11 +5,11 @@ freebsd_build_task:
       image_family: freebsd-12-2-snap
       image_family: freebsd-11-4-snap
     cpu: 4
-    memory: 8G
+    memory: 4G
 
   env:
-    DEPENDENCIES: automake libtool gmake gcc wget openssl
-                  python3 py37-openssl py37-sphinx
+    DEPENDENCIES: automake libtool gmake gcc wget openssl python3
+    PY_DEPS:      sphinx|openssl
     matrix:
       COMPILER: gcc
       COMPILER: clang
@@ -18,6 +18,7 @@ freebsd_build_task:
     - sysctl -w kern.coredump=0
     - pkg update -f
     - pkg install -y ${DEPENDENCIES}
+        $(pkg search -xq "^py3[0-9]+-(${PY_DEPS})-[0-9]+" | xargs)
 
   configure_script:
     - ./boot.sh
diff --git a/.github/workflows/build-and-test.yml b/.github/workflows/build-and-test.yml
index c4487226be..c96666b305 100644
--- a/.github/workflows/build-and-test.yml
+++ b/.github/workflows/build-and-test.yml
@@ -113,6 +113,12 @@ jobs:
     - name: checkout
       uses: actions/checkout@v2
 
+    - name: fix up /etc/hosts
+      # https://github.com/actions/virtual-environments/issues/3353
+      run:  |
+        cat /etc/hosts
+        sudo sed -i "/don't remove this line/d" /etc/hosts || true
+
     - name: create ci signature file for the dpdk cache key
       if:   matrix.dpdk != '' || matrix.dpdk_shared != ''
       # This will collect most of DPDK related lines, so hash will be different
diff --git a/Documentation/automake.mk b/Documentation/automake.mk
index ea3475f356..2a590b3a79 100644
--- a/Documentation/automake.mk
+++ b/Documentation/automake.mk
@@ -216,8 +216,13 @@ install-man-rst: docs-check
 	    $(extract_stem_and_section); \
 	    echo " $(MKDIR_P) '$(DESTDIR)'\"$$mandir\""; \
 	    $(MKDIR_P) '$(DESTDIR)'"$$mandir"; \
-	    echo " $(INSTALL_DATA) $(SPHINXBUILDDIR)/man/$$stem.$$section '$(DESTDIR)'\"$$mandir/$$stem.$$section\""; \
-	    $(INSTALL_DATA) $(SPHINXBUILDDIR)/man/$$stem.$$section '$(DESTDIR)'"$$mandir/$$stem.$$section"; \
+	    if test -f $(SPHINXBUILDDIR)/man/$$stem.$$section; then \
+	        filepath=$(SPHINXBUILDDIR)/man/$$stem.$$section; \
+	    else \
+	        filepath=$(SPHINXBUILDDIR)/man/$$section/$$stem.$$section; \
+	    fi; \
+	    echo " $(INSTALL_DATA) $$filepath '$(DESTDIR)'\"$$mandir/$$stem.$$section\""; \
+	    $(INSTALL_DATA) $$filepath '$(DESTDIR)'"$$mandir/$$stem.$$section"; \
 	done
 else
 install-man-rst:
diff --git a/Documentation/faq/releases.rst b/Documentation/faq/releases.rst
index 6a5e4141f1..3bc34c892f 100644
--- a/Documentation/faq/releases.rst
+++ b/Documentation/faq/releases.rst
@@ -204,9 +204,9 @@ Q: What DPDK version does each Open vSwitch release work with?
     2.10.x       17.11.10
     2.11.x       18.11.9
     2.12.x       18.11.9
-    2.13.x       19.11.2
-    2.14.x       19.11.2
-    2.15.x       20.11.0
+    2.13.x       19.11.8
+    2.14.x       19.11.8
+    2.15.x       20.11.1
     ============ ========
 
 Q: Are all the DPDK releases that OVS versions work with maintained?
diff --git a/Documentation/intro/install/dpdk.rst b/Documentation/intro/install/dpdk.rst
index 3a24e54f97..612f2fdbc3 100644
--- a/Documentation/intro/install/dpdk.rst
+++ b/Documentation/intro/install/dpdk.rst
@@ -42,7 +42,7 @@ Build requirements
 In addition to the requirements described in :doc:`general`, building Open
 vSwitch with DPDK will require the following:
 
-- DPDK 20.11
+- DPDK 20.11.1
 
 - A `DPDK supported NIC`_
 
@@ -73,9 +73,9 @@ Install DPDK
 #. Download the `DPDK sources`_, extract the file and set ``DPDK_DIR``::
 
        $ cd /usr/src/
-       $ wget https://fast.dpdk.org/rel/dpdk-20.11.tar.xz
-       $ tar xf dpdk-20.11.tar.xz
-       $ export DPDK_DIR=/usr/src/dpdk-20.11
+       $ wget https://fast.dpdk.org/rel/dpdk-20.11.1.tar.xz
+       $ tar xf dpdk-20.11.1.tar.xz
+       $ export DPDK_DIR=/usr/src/dpdk-stable-20.11.1
        $ cd $DPDK_DIR
 
 #. Configure and install DPDK using Meson
diff --git a/Documentation/topics/dpdk/pmd.rst b/Documentation/topics/dpdk/pmd.rst
index caa7d97bef..e481e79414 100644
--- a/Documentation/topics/dpdk/pmd.rst
+++ b/Documentation/topics/dpdk/pmd.rst
@@ -239,7 +239,9 @@ If not set, the default variance improvement threshold is 25%.
 
     PMD Auto Load Balancing doesn't currently work if queues are assigned
     cross NUMA as actual processing load could get worse after assignment
-    as compared to what dry run predicts.
+    as compared to what dry run predicts. The only exception is when all
+    PMD threads are running on cores from a single NUMA node.  In this case
+    Auto Load Balancing is still possible.
 
 The minimum time between 2 consecutive PMD auto load balancing iterations can
 also be configured by::
diff --git a/Documentation/topics/dpdk/qos.rst b/Documentation/topics/dpdk/qos.rst
index 103495415a..a98ec672fc 100644
--- a/Documentation/topics/dpdk/qos.rst
+++ b/Documentation/topics/dpdk/qos.rst
@@ -69,22 +69,24 @@ to prioritize certain traffic over others at a port level.
 
 For example, the following configuration will limit the traffic rate at a
 port level to a maximum of 2000 packets a second (64 bytes IPv4 packets).
-100pps as CIR (Committed Information Rate) and 1000pps as EIR (Excess
-Information Rate). High priority traffic is routed to queue 10, which marks
+1000pps as CIR (Committed Information Rate) and 1000pps as EIR (Excess
+Information Rate). CIR and EIR are measured in bytes without Ethernet header.
+As a result, 1000pps means (64-byte - 14-byte) * 1000 = 50,000 in the
+configuration below. High priority traffic is routed to queue 10, which marks
 all traffic as CIR, i.e. Green. All low priority traffic, queue 20, is
 marked as EIR, i.e. Yellow::
 
     $ ovs-vsctl --timeout=5 set port dpdk1 qos=@myqos -- \
         --id=@myqos create qos type=trtcm-policer \
-        other-config:cir=52000 other-config:cbs=2048 \
-        other-config:eir=52000 other-config:ebs=2048  \
+        other-config:cir=50000 other-config:cbs=2048 \
+        other-config:eir=50000 other-config:ebs=2048  \
         queues:10=@dpdk1Q10 queues:20=@dpdk1Q20 -- \
          --id=@dpdk1Q10 create queue \
-          other-config:cir=41600000 other-config:cbs=2048 \
+          other-config:cir=100000 other-config:cbs=2048 \
           other-config:eir=0 other-config:ebs=0 -- \
          --id=@dpdk1Q20 create queue \
            other-config:cir=0 other-config:cbs=0 \
-           other-config:eir=41600000 other-config:ebs=2048 \
+           other-config:eir=50000 other-config:ebs=2048
 
 This configuration accomplishes that the high priority traffic has a
 guaranteed bandwidth egressing the ports at CIR (1000pps), but it can also
diff --git a/NEWS b/NEWS
index bc901efdb1..154a299d93 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,21 @@
+v2.15.2 - xx xxx xxxx
+---------------------
+   - OVS now reports the datapath capability 'ct_zero_snat', which reflects
+     whether the SNAT with all-zero IP address is supported.
+     See ovs-vswitchd.conf.db(5) for details.
+
+v2.15.1 - 01 Jul 2021
+---------------------
+   - Bug fixes
+   - ovs-ctl:
+     * New option '--no-record-hostname' to disable hostname configuration
+       in ovsdb on startup.
+     * New command 'record-hostname-if-not-set' to update hostname in ovsdb.
+   - DPDK:
+     * OVS validated with DPDK 20.11.1. It is recommended to use this version
+       until further releases.