From 49fef52846631262221d857cdce2501836b0349a Mon Sep 17 00:00:00 2001 From: Olivier Matz Date: Fri, 26 Nov 2021 14:04:48 +0100 Subject: [PATCH] doc: announce behavior change in bus probing Announce a behavior change in the setting of the device->numa_node field by the bus driver during the probe operation. Link: https://patches.dpdk.org/project/dpdk/patch/20211026090610.10823-1-houssem.bouhlel@6wind.com/ Signed-off-by: Olivier Matz --- doc/guides/rel_notes/deprecation.rst | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/doc/guides/rel_notes/deprecation.rst b/doc/guides/rel_notes/deprecation.rst index 0671fb2ba7..e49d754f7e 100644 --- a/doc/guides/rel_notes/deprecation.rst +++ b/doc/guides/rel_notes/deprecation.rst @@ -128,3 +128,9 @@ Deprecation Notices #. Rename ``config/arm/arm64_octeontx2_linux_gcc`` as ``config/arm/arm64_cn9k_linux_gcc`` Last two actions are to align naming convention as cnxk scheme. + +* bus: during devices probing, the ``device->numa_node`` field will be + set to SOCKET_ID_ANY when the bus is not able to associate a NUMA node + to the device. Some bus drivers like PCI currently defaults to 0 in + that case, which can be a problem if this NUMA socket is not used. + The behavior will change starting from v22.03. -- 2.20.1