DPDK Release 19.05
==================
-.. **Read this first.**
-
- The text in the sections below explains how to update the release notes.
-
- Use proper spelling, capitalization and punctuation in all sections.
-
- Variable and config names should be quoted as fixed width text:
- ``LIKE_THIS``.
-
- Build the docs and view the output file to ensure the changes are correct::
-
- make doc-guides-html
-
- xdg-open build/doc/html/guides/rel_notes/release_19_05.html
-
-
New Features
------------
-.. This section should contain new features added in this release.
- Sample format:
-
- * **Add a title in the past tense with a full stop.**
-
- Add a short 1-2 sentence description in the past tense.
- The description should be enough to allow someone scanning
- the release notes to understand the new feature.
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- If the feature adds a lot of sub-features you can use a bullet list
- like this:
-
- * Added feature foo to do something.
- * Enhanced feature bar to do something else.
-
- Refer to the previous release notes for examples.
-
- Suggested order in release notes items:
- * Core libs (EAL, mempool, ring, mbuf, buses)
- * Device abstraction libs and PMDs
- - ethdev (lib, PMDs)
- - cryptodev (lib, PMDs)
- - eventdev (lib, PMDs)
- - etc
- * Other libs
- * Apps, Examples, Tools (if significant)
-
- This section is a comment. Do not overwrite or remove it.
- Also, make sure to start the actual text at the margin.
- =========================================================
-
* **Added new armv8 machine targets.**
Added new armv8 machine targets:
Updated the KNI kernel module to set the ``max_mtu`` according to the given
initial MTU size. Without it, the maximum MTU was 1500.
- Updated the KNI PMD driver to set the ``mbuf_size`` and MTU based on
+ Updated the KNI PMD to set the ``mbuf_size`` and MTU based on
the given mb-pool. This provide the ability to pass jumbo frames
if the mb-pool contains a suitable buffer size.
* **Added the AF_XDP PMD.**
- Added a Linux-specific PMD driver for AF_XDP. This PMD can create an AF_XDP socket
+ Added a Linux-specific PMD for AF_XDP. This PMD can create an AF_XDP socket
and bind it to a specific netdev queue. It allows a DPDK application to send
and receive raw packets through the socket which would bypass the kernel
network stack to achieve high performance packet processing.
API Changes
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-.. This section should contain API changes. Sample format:
-
- * sample: Add a short 1-2 sentence description of the API change
- which was announced in the previous releases and made in this release.
- Start with a scope label like "ethdev:".
- Use fixed width quotes for ``function_names`` or ``struct_names``.
- Use the past tense.
-
- This section is a comment. Do not overwrite or remove it.
- Also, make sure to start the actual text at the margin.
- =========================================================
-
* eal: the type of the ``attr_value`` parameter of the function
``rte_service_attr_get()`` has been changed
from ``uint32_t *`` to ``uint64_t *``.
ABI Changes
-----------
-.. This section should contain ABI changes. Sample format:
-
- * sample: Add a short 1-2 sentence description of the ABI change
- which was announced in the previous releases and made in this release.
- Start with a scope label like "ethdev:".
- Use fixed width quotes for ``function_names`` or ``struct_names``.
- Use the past tense.
-
- This section is a comment. Do not overwrite or remove it.
- Also, make sure to start the actual text at the margin.
- =========================================================
-
* ethdev: Additional fields in rte_eth_dev_info.
The ``rte_eth_dev_info`` structure has had two extra fields
added: ``min_mtu`` and ``max_mtu``. Each of these are of type ``uint16_t``.
- The values of these fields can be set specifically by the PMD drivers as
+ The values of these fields can be set specifically by the PMDs as
supported values can vary from device to device.
* cryptodev: in 18.08 a new structure ``rte_crypto_asym_op`` was introduced and
Shared Library Versions
-----------------------
-.. Update any library version updated in this release
- and prepend with a ``+`` sign, like this:
-
- libfoo.so.1
- + libupdated.so.2
- libbar.so.1
-
- This section is a comment. Do not overwrite or remove it.
- =========================================================
-
The libraries prepended with a plus sign were incremented in this version.
.. code-block:: diff
Known Issues
------------
-.. This section should contain new known issues in this release. Sample format:
-
- * **Add title in present tense with full stop.**
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- Add a short 1-2 sentence description of the known issue
- in the present tense. Add information on any known workarounds.
-
- This section is a comment. Do not overwrite or remove it.
- Also, make sure to start the actual text at the margin.
- =========================================================
-
* **On x86 platforms, AVX512 support is disabled with binutils 2.31.**
Due to a defect in binutils 2.31 AVX512 support is disabled.
Tested Platforms
----------------
-.. This section should contain a list of platforms that were tested
- with this release.
-
- The format is:
-
- * <vendor> platform with <vendor> <type of devices> combinations
-
- * List of CPU
- * List of OS
- * List of devices
- * Other relevant details...
-
- This section is a comment. Do not overwrite or remove it.
- Also, make sure to start the actual text at the margin.
- =========================================================
-
* Intel(R) platforms with Intel(R) NICs combinations
* CPU