[ovs-dev] [PATCH Branch-2.9] dpdk: Use DPDK 17.11.1 release.

Kevin Traynor ktraynor at redhat.com
Fri Mar 9 16:01:59 UTC 2018


On 03/09/2018 12:46 PM, Ian Stokes wrote:
> Modify docs and travis linux build script to use the DPDK 17.11.1
> release branch to benefit from most recent bug fixes.
> 
> There are no new features introduced in the DPDK release, only back
> ported bug fixes. For completeness these bug fixes have been documented
> under the 17.11.1 section in the link below.
> 
> http://dpdk.org/doc/guides-17.11/rel_notes/release_17_11.html#id1
> 
> Signed-off-by: Ian Stokes <ian.stokes at intel.com>
> ---
>  .travis/linux-build.sh                   |  2 +-
>  Documentation/faq/releases.rst           |  4 ++--
>  Documentation/intro/install/dpdk.rst     |  8 ++++----
>  Documentation/topics/dpdk/vhost-user.rst | 14 +++++++-------
>  4 files changed, 14 insertions(+), 14 deletions(-)
> 
> diff --git a/.travis/linux-build.sh b/.travis/linux-build.sh
> index 8fd9aa0..004953f 100755
> --- a/.travis/linux-build.sh
> +++ b/.travis/linux-build.sh
> @@ -83,7 +83,7 @@ fi
>  
>  if [ "$DPDK" ]; then
>      if [ -z "$DPDK_VER" ]; then
> -        DPDK_VER="17.11"
> +        DPDK_VER="17.11.1"
>      fi
>      install_dpdk $DPDK_VER
>      if [ "$CC" = "clang" ]; then
> diff --git a/Documentation/faq/releases.rst b/Documentation/faq/releases.rst
> index baa9e97..59252fa 100644
> --- a/Documentation/faq/releases.rst
> +++ b/Documentation/faq/releases.rst
> @@ -162,9 +162,9 @@ Q: What DPDK version does each Open vSwitch release work with?
>      2.4.x        2.0
>      2.5.x        2.2
>      2.6.x        16.07.2
> -    2.7.x        16.11.4
> +    2.7.x        16.11.5
>      2.8.x        17.05.2
> -    2.9.x        17.11
> +    2.9.x        17.11.1
>      ============ =======
>  
>  Q: I get an error like this when I configure Open vSwitch:
> diff --git a/Documentation/intro/install/dpdk.rst b/Documentation/intro/install/dpdk.rst
> index ed358d5..e0a96ac 100644
> --- a/Documentation/intro/install/dpdk.rst
> +++ b/Documentation/intro/install/dpdk.rst
> @@ -40,7 +40,7 @@ Build requirements
>  In addition to the requirements described in :doc:`general`, building Open
>  vSwitch with DPDK will require the following:
>  
> -- DPDK 17.11
> +- DPDK 17.11.1
>  
>  - A `DPDK supported NIC`_
>  
> @@ -69,9 +69,9 @@ Install DPDK
>  #. Download the `DPDK sources`_, extract the file and set ``DPDK_DIR``::
>  
>         $ cd /usr/src/
> -       $ wget http://fast.dpdk.org/rel/dpdk-17.11.tar.xz
> -       $ tar xf dpdk-17.11.tar.xz
> -       $ export DPDK_DIR=/usr/src/dpdk-17.11
> +       $ wget http://fast.dpdk.org/rel/dpdk-17.11.1.tar.xz
> +       $ tar xf dpdk-17.11.1.tar.xz
> +       $ export DPDK_DIR=/usr/src/dpdk-17.11.1
>         $ cd $DPDK_DIR
>  
>  #. (Optional) Configure DPDK as a shared library
> diff --git a/Documentation/topics/dpdk/vhost-user.rst b/Documentation/topics/dpdk/vhost-user.rst
> index 95517a6..b1d0995 100644
> --- a/Documentation/topics/dpdk/vhost-user.rst
> +++ b/Documentation/topics/dpdk/vhost-user.rst
> @@ -320,9 +320,9 @@ To begin, instantiate a guest as described in :ref:`dpdk-vhost-user` or
>  DPDK sources to VM and build DPDK::
>  
>      $ cd /root/dpdk/
> -    $ wget http://fast.dpdk.org/rel/dpdk-17.11.tar.xz
> -    $ tar xf dpdk-17.11.tar.xz
> -    $ export DPDK_DIR=/root/dpdk/dpdk-17.11
> +    $ wget http://fast.dpdk.org/rel/dpdk-17.11.1.tar.xz
> +    $ tar xf dpdk-17.11.1.tar.xz
> +    $ export DPDK_DIR=/root/dpdk/dpdk-17.11.1
>      $ export DPDK_TARGET=x86_64-native-linuxapp-gcc
>      $ export DPDK_BUILD=$DPDK_DIR/$DPDK_TARGET
>      $ cd $DPDK_DIR
> @@ -357,11 +357,11 @@ Finally, start the application::
>  
>  .. important::
>  
> -  DPDK v17.11 virtio PMD contains a bug in the vectorized Rx function that
> +  DPDK v17.11.1 virtio PMD contains a bug in the vectorized Rx function that
>    affects testpmd/DPDK guest applications. As such, guest DPDK applications
>    should use a non-vectorized Rx function.
>  
> -The DPDK v17.11 virtio net driver contains a bug that prevents guest DPDK
> +The DPDK v17.11.1 virtio net driver contains a bug that prevents guest DPDK
>  applications from receiving packets when the vectorized Rx function is used.
>  This only occurs when guest-bound traffic is live before a DPDK application is
>  started within the guest, and where two or more forwarding cores are used. As

The bug is fixed in v17.11.1, so these can be removed.

> @@ -428,7 +428,7 @@ Sample XML
>          </disk>
>          <disk type='dir' device='disk'>
>            <driver name='qemu' type='fat'/>
> -          <source dir='/usr/src/dpdk-stable-17.05.2'/>
> +          <source dir='/usr/src/dpdk-stable-17.11.1'/>
>            <target dev='vdb' bus='virtio'/>
>            <readonly/>
>          </disk>
> @@ -530,4 +530,4 @@ issue can be found on
>  
>  Further information can be found in the
>  `DPDK documentation
> -<http://dpdk.readthedocs.io/en/v17.05/prog_guide/vhost_lib.html>`__
> +<http://dpdk.readthedocs.io/en/v17.11/prog_guide/vhost_lib.html>`__
> 



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