[dpdk-dev] [PATCH v2] doc: add pmdinfogen rewrite to release notes

[Thomas Monjalon]

From: Dmitry Kozlyuk <dmitry.kozliuk at gmail.com>

The build tool pmdinfogen was rewritten in DPDK 21.02,
adding Windows support.
There is a new build-time dependency: pyelftools.

Fixes: f0f93a7adfee ("buildtools: use Python pmdinfogen")
Fixes: 6b19edcb663c ("build: enable pmdinfogen for Windows")

Signed-off-by: Dmitry Kozlyuk <dmitry.kozliuk at gmail.com>
Signed-off-by: Thomas Monjalon <thomas at monjalon.net>
---
 doc/guides/rel_notes/release_21_02.rst | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/doc/guides/rel_notes/release_21_02.rst b/doc/guides/rel_notes/release_21_02.rst
index 64e220f2ac..99a559479b 100644
--- a/doc/guides/rel_notes/release_21_02.rst
+++ b/doc/guides/rel_notes/release_21_02.rst
@@ -20,6 +20,12 @@ DPDK Release 21.02
       make doc-guides-html
       xdg-open build/doc/html/guides/rel_notes/release_21_02.html
 
+.. note::
+
+   A dependency has been added for building DPDK on Linux or FreeBSD:
+   the Python module pyelftools (version 0.22 or greater),
+   often packaged as python3-pyelftools, is required.
+
 
 New Features
 ------------
@@ -180,6 +186,13 @@ New Features
   tests and output graphed results to PDF files.
   See the :doc:`../tools/cryptoperf` guide for more details.
 
+* **Added Windows support to pmdinfogen.**
+
+  PMD information strings were added for Windows as well as for other OS.
+  Extracting them from Windows DLL is not yet supported.
+  The build-time tool pmdinfogen was rewritten in Python,
+  thus libelf dependency was replaced with pyelftools as new build dependency.
+
 * **Added support for build-time checking of header includes.**
 
   A new build option ``check_includes`` has been added, which, when enabled,
-- 
2.30.0