[v15,7/7] doc: update release notes for mulit-process hotplug

Message ID 20180816030455.41354-8-qi.z.zhang@intel.com
State Superseded, archived
Delegated to: Thomas Monjalon
Headers show
Series
  • enable hotplug on multi-process
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Checks

Context Check Description
ci/Intel-compilation success Compilation OK
ci/checkpatch success coding style OK

Commit Message

Zhang, Qi Z Aug. 16, 2018, 3:04 a.m.
Update release notes for the new multi-process hotplug feature.

Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>
---
 doc/guides/rel_notes/release_18_11.rst | 11 +++++++++++
 1 file changed, 11 insertions(+)

Patch

diff --git a/doc/guides/rel_notes/release_18_11.rst b/doc/guides/rel_notes/release_18_11.rst
index 3ae6b3f58..f08793c17 100644
--- a/doc/guides/rel_notes/release_18_11.rst
+++ b/doc/guides/rel_notes/release_18_11.rst
@@ -54,6 +54,12 @@  New Features
      Also, make sure to start the actual text at the margin.
      =========================================================
 
+* **Support device multi-process hotplug.**
+
+  Hotplug and hot-unplug for devices will now be supported in multiprocessing
+  scenario. Any ethdev devices created in the primary process will be regarded
+  as shared and will be available for all DPDK processes. Synchronization between
+  processes will be done using DPDK IPC.
 
 API Changes
 -----------
@@ -68,6 +74,11 @@  API Changes
    Also, make sure to start the actual text at the margin.
    =========================================================
 
+* eal: scope of rte_eal_hotplug_add and rte_eal_hotplug_remove is extended.
+
+  In primary-secondary process model, ``rte_eal_hotplug_add`` will guarantee
+  that device be attached on all processes, while ``rte_eal_hotplug_remove``
+  will guarantee device be detached on all processes.
 
 ABI Changes
 -----------