From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ferruh Yigit Subject: [PATCH] doc: update release notes for default KNI carries status Date: Mon, 5 Nov 2018 17:28:44 +0000 Message-ID: <20181105172844.72228-1-ferruh.yigit@intel.com> Cc: dev@dpdk.org, Ferruh Yigit , Thomas Monjalon , Dan Gora To: John McNamara , Marko Kovacevic Return-path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by dpdk.org (Postfix) with ESMTP id BD18B4CC5 for ; Mon, 5 Nov 2018 18:28:50 +0100 (CET) List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Commit 89397a01ce4a ("kni: set default carrier state of interface") changes the KNI interface default carrier status. Which prevents traffic flow by default and may break some existing usage / testing. Document this behavior change in release notes. Signed-off-by: Ferruh Yigit --- Cc: Dan Gora --- doc/guides/rel_notes/release_18_11.rst | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/doc/guides/rel_notes/release_18_11.rst b/doc/guides/rel_notes/release_18_11.rst index 6ce276b22..69c4d1bf6 100644 --- a/doc/guides/rel_notes/release_18_11.rst +++ b/doc/guides/rel_notes/release_18_11.rst @@ -383,6 +383,13 @@ API Changes This means ``ethtool "-a|--show-pause", "-s|--change"`` won't work, and ``ethtool `` output will have less information. +* KNI, by default interface carrier status is ``off`` which means there won't be any traffic. + It can be set to ``on`` via ``rte_kni_update_link()`` API or via ``sysfs`` interface: + ``echo 1 > /sys/class/net/vEth0/carrier``. Note interface should be ``up`` to be able + to read/write sysfs interface. + When KNI sample application is used ``-m`` parameter can be used to automatically update + the carrier status for the interface. + ABI Changes ----------- -- 2.17.2