On Tue, Dec 15, 2020 at 5:32 PM Ilya Maximets <[email protected]> wrote:
>
> On 12/15/20 5:02 AM, Tonghao Zhang wrote:
> > On Thu, Sep 3, 2020 at 2:06 AM Sunil Pai G <[email protected]> wrote:
> >>
> >> Make based build is deprecated in DPDK. Meson based
> >> build to be used for future DPDK releases.
> >>
> >> This updates travis, configure script and documentation
> >> for using DPDK Meson with OVS.
> >>
> >> Tested-at: 
> >> https://travis-ci.org/github/Sunil-Pai-G/ovs-copy/builds/723510063
> >> Signed-off-by: Sunil Pai G <[email protected]>
> >> ---
> >> v3->v4:
> >> - Fix checkpatch errors
> >>
> >> v2->v3:
> >> - Update Documentation for vhost-user
> >>
> >> v1->v2:
> >> - Update Documentation
> >> - Simplify the pkg-config parsing script
> >> - Rename and move the pkg-config parsing script to python dir
> >> - Update travis to:
> >>    - install DPDK to cached dir
> >>    - disable DPDK tests
> >>    - removed fPIC flag for DPDK
> >>    - removed cross compilation for aarch64
> >> ---
> >>  .travis.yml                              |  3 ++
> >>  .travis/linux-build.sh                   | 39 ++++++++++-----
> >>  .travis/linux-prepare.sh                 |  1 +
> >>  Documentation/intro/install/afxdp.rst    |  2 +-
> >>  Documentation/intro/install/dpdk.rst     | 63 ++++++++++++++++++++----
> >>  Documentation/topics/dpdk/vhost-user.rst | 18 +------
> >>  acinclude.m4                             | 44 +++++++++++------
> >>  python/automake.mk                       |  3 +-
> >>  python/build/pkgcfg.py                   | 30 +++++++++++
> >>  9 files changed, 149 insertions(+), 54 deletions(-)
> >>  create mode 100644 python/build/pkgcfg.py
> >>
> >> diff --git a/.travis.yml b/.travis.yml
> >> index 3dd5d1d23..a8f9a4d79 100644
> >> --- a/.travis.yml
> >> +++ b/.travis.yml
> >> @@ -27,6 +27,9 @@ addons:
> >>        - selinux-policy-dev
> >>        - libunbound-dev
> >>        - libunwind-dev
> >> +      - python3-setuptools
> >> +      - python3-wheel
> >> +      - ninja-build
> >>
> >>  before_install: ./.travis/${TRAVIS_OS_NAME}-prepare.sh
> >>
> >> diff --git a/.travis/linux-build.sh b/.travis/linux-build.sh
> >> index 817bf24aa..14ef833c9 100755
> >> --- a/.travis/linux-build.sh
> >> +++ b/.travis/linux-build.sh
> >> @@ -85,17 +85,29 @@ function install_dpdk()
> >>  {
> >>      local DPDK_VER=$1
> >>      local VERSION_FILE="dpdk-dir/travis-dpdk-cache-version"
> >> +    local DPDK_OPTS=""
> >> +    local DPDK_LIB=""
> >>
> >>      if [ -z "$TRAVIS_ARCH" ] ||
> >>         [ "$TRAVIS_ARCH" == "amd64" ]; then
> >> -        TARGET="x86_64-native-linuxapp-gcc"
> >> +        DPDK_LIB=$(pwd)/dpdk-dir/build/lib/x86_64-linux-gnu
> >>      elif [ "$TRAVIS_ARCH" == "aarch64" ]; then
> >> -        TARGET="arm64-armv8a-linuxapp-gcc"
> >> +        DPDK_LIB=$(pwd)/dpdk-dir/build/lib/aarch64-linux-gnu
> >>      else
> >>          echo "Target is unknown"
> >>          exit 1
> >>      fi
> >>
> >> +    if [ "$DPDK_SHARED" ]; then
> >> +        EXTRA_OPTS="$EXTRA_OPTS --with-dpdk=shared"
> >> +        export LD_LIBRARY_PATH=$DPDK_LIB/:$LD_LIBRARY_PATH
> >> +    else
> >> +        EXTRA_OPTS="$EXTRA_OPTS --with-dpdk=static"
> >> +    fi
> >> +
> >> +    # Export the following path for pkg-config to find the .pc file.
> >> +    export PKG_CONFIG_PATH=$DPDK_LIB/pkgconfig/:$PKG_CONFIG_PATH
> >> +
> >>      if [ "${DPDK_VER##refs/*/}" != "${DPDK_VER}" ]; then
> >>          # Avoid using cache for git tree build.
> >>          rm -rf dpdk-dir
> >> @@ -108,7 +120,8 @@ function install_dpdk()
> >>          if [ -f "${VERSION_FILE}" ]; then
> >>              VER=$(cat ${VERSION_FILE})
> >>              if [ "${VER}" = "${DPDK_VER}" ]; then
> >> -                EXTRA_OPTS="${EXTRA_OPTS} 
> >> --with-dpdk=$(pwd)/dpdk-dir/build"
> >> +                # Update the library paths.
> >> +                sudo ldconfig
> >>                  echo "Found cached DPDK ${VER} build in $(pwd)/dpdk-dir"
> >>                  return
> >>              fi
> >> @@ -122,16 +135,20 @@ function install_dpdk()
> >>          pushd dpdk-dir
> >>      fi
> >>
> >> -    make config CC=gcc T=$TARGET
> >> +    # Disable building DPDK unit tests. Not needed for OVS build or tests.
> >> +    DPDK_OPTS="$DPDK_OPTS -Dtests=false"
> >>
> >> -    if [ "$DPDK_SHARED" ]; then
> >> -        sed -i '/CONFIG_RTE_BUILD_SHARED_LIB=n/s/=n/=y/' build/.config
> >> -        export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$(pwd)/$TARGET/lib
> >> -    fi
> >> +    # Install DPDK using prefix.
> >> +    DPDK_OPTS="$DPDK_OPTS --prefix=$(pwd)/build"
> >> +
> >> +    CC=gcc meson $DPDK_OPTS build
> >> +    ninja -C build
> >> +    sudo ninja -C build install
> >> +
> >> +    # Update the library paths.
> >> +    sudo ldconfig
> >>
> >> -    make -j4 CC=gcc EXTRA_CFLAGS='-fPIC'
> >> -    EXTRA_OPTS="$EXTRA_OPTS --with-dpdk=$(pwd)/build"
> >> -    echo "Installed DPDK source in $(pwd)"
> >> +    echo "Installed DPDK source"
> >>      popd
> >>      echo "${DPDK_VER}" > ${VERSION_FILE}
> >>  }
> >> diff --git a/.travis/linux-prepare.sh b/.travis/linux-prepare.sh
> >> index 71eb347e8..1baa11641 100755
> >> --- a/.travis/linux-prepare.sh
> >> +++ b/.travis/linux-prepare.sh
> >> @@ -22,6 +22,7 @@ cd ..
> >>
> >>  pip3 install --disable-pip-version-check --user flake8 hacking
> >>  pip3 install --user --upgrade docutils
> >> +pip3 install --user  'meson==0.47.1'
> >>
> >>  if [ "$M32" ]; then
> >>      # Installing 32-bit libraries.
> >> diff --git a/Documentation/intro/install/afxdp.rst 
> >> b/Documentation/intro/install/afxdp.rst
> >> index 3c8f78825..327f2b3df 100644
> >> --- a/Documentation/intro/install/afxdp.rst
> >> +++ b/Documentation/intro/install/afxdp.rst
> >> @@ -396,7 +396,7 @@ PVP using vhostuser device
> >>  --------------------------
> >>  First, build OVS with DPDK and AFXDP::
> >>
> >> -  ./configure  --enable-afxdp --with-dpdk=<dpdk path>
> >> +  ./configure  --enable-afxdp --with-dpdk=shared|static|<dpdk path>
> >>    make -j4 && make install
> >>
> >>  Create a vhost-user port from OVS::
> >> diff --git a/Documentation/intro/install/dpdk.rst 
> >> b/Documentation/intro/install/dpdk.rst
> >> index 39544f835..cd7e51c75 100644
> >> --- a/Documentation/intro/install/dpdk.rst
> >> +++ b/Documentation/intro/install/dpdk.rst
> >> @@ -62,6 +62,8 @@ Detailed system requirements can be found at `DPDK 
> >> requirements`_.
> >>  .. _DPDK supported NIC: http://dpdk.org/doc/nics
> >>  .. _DPDK requirements: http://dpdk.org/doc/guides/linux_gsg/sys_reqs.html
> >>
> >> +.. _dpdk-install:
> >> +
> >>  Installing
> >>  ----------
> >>
> >> @@ -76,10 +78,31 @@ Install DPDK
> >>         $ export DPDK_DIR=/usr/src/dpdk-stable-19.11.2
> >>         $ cd $DPDK_DIR
> >>
> >> +#. Configure and install DPDK using Meson
> >> +
> >> +   Meson is the preferred tool to build recent DPDK releases
> >> +   as Make support is deprecated and will be removed from DPDK 20.11.
> >> +   OVS supports DPDK Meson builds from DPDK 19.11 onwards.
> >> +
> >> +   Build and install the DPDK library::
> >> +
> >> +       $ export DPDK_TARGET=x86_64-native-linuxapp-gcc
> >> +       $ export DPDK_BUILD=$DPDK_DIR/$DPDK_TARGET
> >> +       $ meson $DPDK_TARGET
> >> +       $ ninja -C $DPDK_TARGET
> >> +       $ sudo ninja -C $DPDK_TARGET install
> >> +       $ sudo ldconfig
> >> +
> >> +   Detailed information can be found at `DPDK documentation`_.
> >> +
> >>  #. (Optional) Configure DPDK as a shared library
> >>
> >> -   DPDK can be built as either a static library or a shared library.  By
> >> -   default, it is configured for the former. If you wish to use the 
> >> latter, set
> >> +   When using Meson, DPDK is built both as static and shared library.
> >> +   So no extra configuration is required in this case.
> >> +
> >> +   In case of Make, DPDK can be built as either a static library or a 
> >> shared
> >> +   library.  By default, it is configured for the former. If you wish to 
> >> use
> >> +   the latter, set
> >>     ``CONFIG_RTE_BUILD_SHARED_LIB=y`` in ``$DPDK_DIR/config/common_base``.
> >>
> >>     .. note::
> >> @@ -87,7 +110,7 @@ Install DPDK
> >>        Minor performance loss is expected when using OVS with a shared DPDK
> >>        library compared to a static DPDK library.
> >>
> >> -#. Configure and install DPDK
> >> +#. Configure and install DPDK using Make
> >>
> >>     Build and install the DPDK library::
> >>
> >> @@ -97,12 +120,22 @@ Install DPDK
> >>
> >>  #. (Optional) Export the DPDK shared library location
> >>
> >> -   If DPDK was built as a shared library, export the path to this library 
> >> for
> >> -   use when building OVS::
> >> +   If DPDK was built as a shared library using Make, export the path to 
> >> this
> >> +   library for use when building OVS::
> >>
> >>         $ export LD_LIBRARY_PATH=$DPDK_DIR/x86_64-native-linuxapp-gcc/lib
> >>
> >> +   In case of Meson, exporting the path to library is not necessary if
> >> +   the DPDK libraries are system installed. For libraries installed using
> >> +   a prefix(assuming $DPDK_INSTALL in the below case), export the path to 
> >> this
> >> +   library and also update the $PKG_CONFIG_PATH for use before building 
> >> OVS::
> >> +
> >> +      $ export $DPDK_LIB=$DPDK_INSTALL/lib/x86_64-linux-gnu
> >> +      $ export LD_LIBRARY_PATH=$DPDK_LIB/:$LD_LIBRARY_PATH
> >> +      $ export PKG_CONFIG_PATH=$DPDK_LIB/pkgconfig/:$PKG_CONFIG_PATH
> >> +
> >>  .. _DPDK sources: http://dpdk.org/rel
> >> +.. _DPDK documentation: 
> >> https://doc.dpdk.org/guides/linux_gsg/build_dpdk.html
> >>
> >>  Install OVS
> >>  ~~~~~~~~~~~
> >> @@ -121,17 +154,27 @@ has to be configured to build against the DPDK 
> >> library (``--with-dpdk``).
> >>
> >>  #. Bootstrap, if required, as described in :ref:`general-bootstrapping`
> >>
> >> -#. Configure the package using the ``--with-dpdk`` flag::
> >> +#. Configure the package using the ``--with-dpdk`` flag:
> >> +
> >> +   Depending on the tool used to build DPDK and the type of
> >> +   DPDK library to use, one can configure OVS as follows:
> >> +
> >> +   When DPDK is built using Meson, and OVS must consume DPDK shared 
> >> libraries
> >> +   (also equivalent to leaving --with-dpdk option empty)::
> >> +
> >> +       $ ./configure --with-dpdk=shared
> > Hi all
> > when I build ovs with --with-dpdk=shared, Compilation is fine, but we
> > I launch the ovs:
> >
> > 41 2020-12-14T10:42:22.964Z|00018|dpdk|INFO|EAL ARGS: ovs-vswitchd -a
> > 0000:82:00.0,dv_flow_en=1,dv_esw_en=1,l3_vxlan_en=1,dv_xmeta_en=2,representor=[0-6]
> > -c 0xe --huge-dir /dev/hugepages --socket    -mem 1024,1024
> > --socket-limit 1024,1024.
> > 42 2020-12-14T10:42:22.969Z|00019|dpdk|INFO|EAL: Detected 56 lcore(s)
> > 43 2020-12-14T10:42:22.969Z|00020|dpdk|INFO|EAL: Detected 2 NUMA nodes
> > 44 2020-12-14T10:42:22.969Z|00021|dpdk|ERR|EAL: failed to parse device
> > "0000:82:00.0"
> > 45 2020-12-14T10:42:22.969Z|00022|dpdk|ERR|EAL: Unable to parse device
> > '0000:82:00.0,dv_flow_en=1,dv_esw_en=1,l3_vxlan_en=1,dv_xmeta_en=2,representor=[0-6]'
> > 46 2020-12-14T10:42:22.969Z|00023|dpdk|EMER|Unable to initialize DPDK:
> > No such device
> >
> > In dpdk:
> > eal_plugins_init
> > rte_pci_scan
> > rte_bus_register
> > eal_option_device_parse -- no pci bus
> >
> > pkg-config is pkgconf-1.4.2
> >> +   When DPDK is built using Meson, and OVS must consume DPDK static 
> >> libraries::
> >> +
> >> +       $ ./configure --with-dpdk=static
> > Only one issue, if we use the pkgconfig-0.27
> > The ovs log:
> > 2020-12-14T11:58:22.622Z|00018|dpdk|INFO|EAL ARGS: ovs-vswitchd -a
> > 0000:82:00.0,dv_flow_en=1,dv_esw_en=1,l3_vxlan_en=1,dv_xmeta_en=2,representor=[0-6]
> > -c 0xe --huge-dir /dev/hugepages --socket-mem 1024,1024 --socket-limit
> > 1024,1024.
> > 2020-12-14T11:58:22.627Z|00019|dpdk|INFO|EAL: Detected 56 lcore(s)
> > 2020-12-14T11:58:22.627Z|00020|dpdk|INFO|EAL: Detected 2 NUMA nodes
> > 2020-12-14T11:58:22.627Z|00021|dpdk|ERR|EAL: failed to parse device
> > "0000:82:00.0"
> > 2020-12-14T11:58:22.627Z|00022|dpdk|ERR|EAL: Unable to parse device
> > '0000:82:00.0,dv_flow_en=1,dv_esw_en=1,l3_vxlan_en=1,dv_xmeta_en=2,representor=[0-6]'
> > 2020-12-14T11:58:22.627Z|00023|dpdk|EMER|Unable to initialize DPDK: No
> > such device
> >
> > Because  /bin/pkg-config --static --libs libdpdk
> > pkg_cv_DPDK_LIBS='-Wl,--whole-archive -Wl,--no-whole-archive
> > -Wl,--as-needed -pthread -L/root/local/dpdk-next-net/lib64
> > -l:librte_common_cpt.a -l:librte_common_dpaax.a
> > -l:librte_common_iavf.a -l:librte_common_octeontx.a
> > -l:librte_common_octeontx2.a -l:librte_common_sfc_efx.a
> > -l:librte_bus_dpaa.a -l:librte_bus_fslmc.a -l:librte_bus_ifpga.a
> > -l:librte_bus_pci.a -l:librte_bus_vdev.a -l:librte_bus_vmbus.a
> > -l:librte_common_mlx5.a -l:librte_common_qat.a
> > -l:librte_mempool_bucket.a -l:librte_mempool_dpaa.a
> > -l:librte_mempool_dpaa2.a -l:librte_mempool_octeontx.a
> > -l:librte_mempool_octeontx2.a -l:librte_mempool_ring.a
> > -l:librte_mempool_stack.a -l:librte_net_af_packet.a
> > -l:librte_net_ark.a -l:librte_net_atlantic.a -l:librte_net_avp.a
> > -l:librte_net_axgbe.a -l:librte_net_bond.a -l:librte_net_bnxt.a
> > -l:librte_net_cxgbe.a -l:librte_net_dpaa.a -l:librte_net_dpaa2.a
> > -l:librte_net_e1000.a -l:librte_net_ena.a -l:librte_net_enetc.a
> > -l:librte_net_enic.a -l:librte_net_failsafe.a -l:librte_net_fm10k.a
> > -l:librte_net_i40e.a -l:librte_net_hinic.a -l:librte_net_hns3.a
> > -l:librte_net_iavf.a -l:librte_net_ice.a -l:librte_net_igc.a
> > -l:librte_net_ixgbe.a -l:librte_net_kni.a -l:librte_net_liquidio.a
> > -l:librte_net_memif.a -l:librte_net_mlx5.a -l:librte_net_netvsc.a
> > -l:librte_net_nfp.a -l:librte_net_null.a -l:librte_net_octeontx.a
> > -l:librte_net_octeontx2.a -l:librte_net_pcap.a -l:librte_net_pfe.a
> > -l:librte_net_qede.a -l:librte_net_ring.a -l:librte_net_sfc.a
> > -l:librte_net_softnic.a -l:librte_net_thunderx.a -l:librte_net_txgbe.a
> > -l:librte_net_vdev_netvsc.a -l:librte_net_vhost.a
> > -l:librte_net_virtio.a -l:librte_net_vmxnet3.a
> > -l:librte_raw_dpaa2_cmdif.a -l:librte_raw_dpaa2_qdma.a
> > -l:librte_raw_ioat.a -l:librte_raw_ntb.a -l:librte_raw_octeontx2_dma.a
> > -l:librte_raw_octeontx2_ep.a -l:librte_raw_skeleton.a
> > -l:librte_compress_octeontx.a -l:librte_regex_mlx5.a
> > -l:librte_regex_octeontx2.a -l:librte_vdpa_ifc.a -l:librte_vdpa_mlx5.a
> > -l:librte_baseband_null.a -l:librte_baseband_turbo_sw.a
> > -l:librte_baseband_fpga_lte_fec.a -l:librte_baseband_fpga_5gnr_fec.a
> > -l:librte_baseband_acc100.a -l:librte_node.a -l:librte_graph.a
> > -l:librte_bpf.a -l:librte_flow_classify.a -l:librte_pipeline.a
> > -l:librte_table.a -l:librte_port.a -l:librte_fib.a -l:librte_ipsec.a
> > -l:librte_vhost.a -l:librte_stack.a -l:librte_security.a
> > -l:librte_sched.a -l:librte_reorder.a -l:librte_rib.a
> > -l:librte_regexdev.a -l:librte_rawdev.a -l:librte_pdump.a
> > -l:librte_power.a -l:librte_member.a -l:librte_lpm.a
> > -l:librte_latencystats.a -l:librte_kni.a -l:librte_jobstats.a
> > -l:librte_ip_frag.a -l:librte_gso.a -l:librte_gro.a
> > -l:librte_eventdev.a -l:librte_efd.a -l:librte_distributor.a
> > -l:librte_cryptodev.a -l:librte_compressdev.a -l:librte_cfgfile.a
> > -l:librte_bitratestats.a -l:librte_bbdev.a -l:librte_acl.a
> > -l:librte_timer.a -l:librte_hash.a -l:librte_metrics.a
> > -l:librte_cmdline.a -l:librte_pci.a -l:librte_ethdev.a
> > -l:librte_meter.a -l:librte_net.a -l:librte_mbuf.a -l:librte_mempool.a
> > -l:librte_rcu.a -l:librte_ring.a -l:librte_eal.a -l:librte_telemetry.a
> > -l:librte_kvargs.a -lmlx5 -libverbs -lrte_node -lrte_graph -lrte_bpf
> > -lrte_flow_classify -lrte_pipeline -lrte_table -lrte_port -lrte_fib
> > -lrte_ipsec -lrte_vhost -lrte_stack -lrte_security -lrte_sched
> > -lrte_reorder -lrte_rib -lrte_regexdev -lrte_rawdev -lrte_pdump
> > -lrte_power -lrte_member -lrte_lpm -lrte_latencystats -lrte_kni
> > -lrte_jobstats -lrte_ip_frag -lrte_gso -lrte_gro -lrte_eventdev
> > -lrte_efd -lrte_distributor -lrte_cryptodev -lrte_compressdev
> > -lrte_cfgfile -lrte_bitratestats -lrte_bbdev -lrte_acl -lrte_timer
> > -lrte_hash -lrte_metrics -lrte_cmdline -lrte_pci -lrte_ethdev
> > -lrte_meter -lrte_net -lrte_mbuf -lrte_mempool -lrte_rcu -lrte_ring
> > -lrte_eal -lrte_telemetry -lrte_kvargs -lm -ldl -lnuma -lpcap  '
> >
> > Note that:
> > -Wl,--whole-archive -Wl,--no-whole-archive (RTE_INIT in dpdk doesn't work.)
> > I guess we dont hope that, It should be:
> > -Wl,--whole-archive ...(other -lxxx)...  -Wl,--no-whole-archive
> >
> > update pkg-config to pkgconf-1.4.2
> > /bin/pkg-config --static --libs libdpdk
> > pkg_cv_DPDK_LIBS='-Wl,--whole-archive
> > -L/root/local/dpdk-next-net/lib64 -l:librte_common_cpt.a
> > -l:librte_common_dpaax.a -l:librte_common_iavf.a
> > -l:librte_common_octeontx.a -l:librte_common_octeontx2.a
> > -l:librte_common_sfc_efx.a -l:librte_bus_dpaa.a -l:librte_bus_fslmc.a
> > -l:librte_bus_ifpga.a -l:librte_bus_pci.a -l:librte_bus_vdev.a
> > -l:librte_bus_vmbus.a -l:librte_common_mlx5.a -l:librte_common_qat.a
> > -l:librte_mempool_bucket.a -l:librte_mempool_dpaa.a
> > -l:librte_mempool_dpaa2.a -l:librte_mempool_octeontx.a
> > -l:librte_mempool_octeontx2.a -l:librte_mempool_ring.a
> > -l:librte_mempool_stack.a -l:librte_net_af_packet.a
> > -l:librte_net_ark.a -l:librte_net_atlantic.a -l:librte_net_avp.a
> > -l:librte_net_axgbe.a -l:librte_net_bond.a -l:librte_net_bnxt.a
> > -l:librte_net_cxgbe.a -l:librte_net_dpaa.a -l:librte_net_dpaa2.a
> > -l:librte_net_e1000.a -l:librte_net_ena.a -l:librte_net_enetc.a
> > -l:librte_net_enic.a -l:librte_net_failsafe.a -l:librte_net_fm10k.a
> > -l:librte_net_i40e.a -l:librte_net_hinic.a -l:librte_net_hns3.a
> > -l:librte_net_iavf.a -l:librte_net_ice.a -l:librte_net_igc.a
> > -l:librte_net_ixgbe.a -l:librte_net_kni.a -l:librte_net_liquidio.a
> > -l:librte_net_memif.a -l:librte_net_mlx5.a -l:librte_net_netvsc.a
> > -l:librte_net_nfp.a -l:librte_net_null.a -l:librte_net_octeontx.a
> > -l:librte_net_octeontx2.a -l:librte_net_pcap.a -l:librte_net_pfe.a
> > -l:librte_net_qede.a -l:librte_net_ring.a -l:librte_net_sfc.a
> > -l:librte_net_softnic.a -l:librte_net_thunderx.a -l:librte_net_txgbe.a
> > -l:librte_net_vdev_netvsc.a -l:librte_net_vhost.a
> > -l:librte_net_virtio.a -l:librte_net_vmxnet3.a
> > -l:librte_raw_dpaa2_cmdif.a -l:librte_raw_dpaa2_qdma.a
> > -l:librte_raw_ioat.a -l:librte_raw_ntb.a -l:librte_raw_octeontx2_dma.a
> > -l:librte_raw_octeontx2_ep.a -l:librte_raw_skeleton.a
> > -l:librte_compress_octeontx.a -l:librte_regex_mlx5.a
> > -l:librte_regex_octeontx2.a -l:librte_vdpa_ifc.a -l:librte_vdpa_mlx5.a
> > -l:librte_baseband_null.a -l:librte_baseband_turbo_sw.a
> > -l:librte_baseband_fpga_lte_fec.a -l:librte_baseband_fpga_5gnr_fec.a
> > -l:librte_baseband_acc100.a -l:librte_node.a -l:librte_graph.a
> > -l:librte_bpf.a -l:librte_flow_classify.a -l:librte_pipeline.a
> > -l:librte_table.a -l:librte_port.a -l:librte_fib.a -l:librte_ipsec.a
> > -l:librte_vhost.a -l:librte_stack.a -l:librte_security.a
> > -l:librte_sched.a -l:librte_reorder.a -l:librte_rib.a
> > -l:librte_regexdev.a -l:librte_rawdev.a -l:librte_pdump.a
> > -l:librte_power.a -l:librte_member.a -l:librte_lpm.a
> > -l:librte_latencystats.a -l:librte_kni.a -l:librte_jobstats.a
> > -l:librte_ip_frag.a -l:librte_gso.a -l:librte_gro.a
> > -l:librte_eventdev.a -l:librte_efd.a -l:librte_distributor.a
> > -l:librte_cryptodev.a -l:librte_compressdev.a -l:librte_cfgfile.a
> > -l:librte_bitratestats.a -l:librte_bbdev.a -l:librte_acl.a
> > -l:librte_timer.a -l:librte_hash.a -l:librte_metrics.a
> > -l:librte_cmdline.a -l:librte_pci.a -l:librte_ethdev.a
> > -l:librte_meter.a -l:librte_net.a -l:librte_mbuf.a -l:librte_mempool.a
> > -l:librte_rcu.a -l:librte_ring.a -l:librte_eal.a -l:librte_telemetry.a
> > -l:librte_kvargs.a -Wl,--no-whole-archive -lpcap -lmlx5 -libverbs
> > -Wl,--as-needed -lrte_node -lrte_graph -lrte_bpf -lrte_flow_classify
> > -lrte_pipeline -lrte_table -lrte_port -lrte_fib -lrte_ipsec
> > -lrte_vhost -lrte_stack -lrte_security -lrte_sched -lrte_reorder
> > -lrte_rib -lrte_regexdev -lrte_rawdev -lrte_pdump -lrte_power
> > -lrte_member -lrte_lpm -lrte_latencystats -lrte_kni -lrte_jobstats
> > -lrte_ip_frag -lrte_gso -lrte_gro -lrte_eventdev -lrte_efd
> > -lrte_distributor -lrte_cryptodev -lrte_compressdev -lrte_cfgfile
> > -lrte_bitratestats -lrte_bbdev -lrte_acl -lrte_timer -lrte_hash
> > -lrte_metrics -lrte_cmdline -lrte_pci -lrte_ethdev -lrte_meter
> > -lrte_net -lrte_mbuf -lrte_mempool -lrte_rcu -lrte_ring -lrte_eal
> > -lrte_telemetry -lrte_kvargs -pthread -lm -ldl -lnuma -lpcap '
> >
> > ovs works fine.
>
> Hmm.  Thanks for the report.
>
> It'll be great if you can test this with new version of this patch:
> https://patchwork.ozlabs.org/project/openvswitch/patch/[email protected]/
Hi Ilya
I tested the patch
https://patchwork.ozlabs.org/project/openvswitch/patch/[email protected]/
As I said if we update the pkg-conf to new version. and we config the
ovs --with-dpdk=static, ovs works fine.
but if we build ovs --with-dpdk=shared, ovs doesn't work, there is error log:
2020-12-14T20:15:07.940Z|00018|dpdk|INFO|EAL ARGS: ovs-vswitchd -a
0000:82:00.0,dv_flow_en=1,dv_esw_en=1,l3_vxlan_en=1,dv_xmeta_en=2,representor=[0-6]
-c 0xe --huge-dir /dev/hugepages --socket-mem 1024,1024 --socket-limit
1024,1024.
2020-12-14T20:15:07.946Z|00019|dpdk|INFO|EAL: Detected 56 lcore(s)
2020-12-14T20:15:07.946Z|00020|dpdk|INFO|EAL: Detected 2 NUMA nodes
2020-12-14T20:15:07.946Z|00021|dpdk|ERR|EAL: failed to parse device
"0000:82:00.0"
2020-12-14T20:15:07.946Z|00022|dpdk|ERR|EAL: Unable to parse device
'0000:82:00.0,dv_flow_en=1,dv_esw_en=1,l3_vxlan_en=1,dv_xmeta_en=2,representor=[0-6]'
2020-12-14T20:15:07.946Z|00023|dpdk|EMER|Unable to initialize DPDK: No
such device

because pci bus was not registered.

In dpdk:
eal_plugins_init
rte_pci_scan
eal_option_device_parse -- no pci bus


> Bruce, David, it looks like not all versions of pkg-config could be used.
> Do you know what is the minimal required version or how to protect us from
> this kind of issues?
>
> Best regards, Ilya Maximets.



-- 
Best regards, Tonghao
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