From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: <olgas@mellanox.com> Received: from mellanox.co.il (unknown [193.47.165.129]) by dpdk.org (Postfix) with ESMTP id 061688E8B for <dev@dpdk.org>; Sat, 12 Dec 2015 23:14:09 +0100 (CET) Received: from Internal Mail-Server by MTLPINE1 (envelope-from olgas@mellanox.com) with ESMTPS (AES256-SHA encrypted); 13 Dec 2015 00:14:01 +0200 Received: from r-vnc07.mtr.labs.mlnx (r-vnc07.mtr.labs.mlnx [10.208.0.119]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id tBCME1Q1001851; Sun, 13 Dec 2015 00:14:01 +0200 Received: from r-vnc07.mtr.labs.mlnx (localhost.localdomain [127.0.0.1]) by r-vnc07.mtr.labs.mlnx (8.13.8/8.13.8) with ESMTP id tBCME1oW028228; Sun, 13 Dec 2015 00:14:01 +0200 Received: (from olgas@localhost) by r-vnc07.mtr.labs.mlnx (8.13.8/8.13.8/Submit) id tBCME1w7028226; Sun, 13 Dec 2015 00:14:01 +0200 From: Olga Shern <olgas@mellanox.com> To: dev@dpdk.org Date: Sun, 13 Dec 2015 00:13:25 +0200 Message-Id: <1449958406-24994-3-git-send-email-olgas@mellanox.com> X-Mailer: git-send-email 1.7.8.2 In-Reply-To: <1449958406-24994-1-git-send-email-olgas@mellanox.com> References: <1449958406-24994-1-git-send-email-olgas@mellanox.com> Subject: [dpdk-dev] [PATCH 2/2] release_2_2.rst: add mlx4 and mlx5 known issues X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK <dev.dpdk.org> List-Unsubscribe: <http://dpdk.org/ml/options/dev>, <mailto:dev-request@dpdk.org?subject=unsubscribe> List-Archive: <http://dpdk.org/ml/archives/dev/> List-Post: <mailto:dev@dpdk.org> List-Help: <mailto:dev-request@dpdk.org?subject=help> List-Subscribe: <http://dpdk.org/ml/listinfo/dev>, <mailto:dev-request@dpdk.org?subject=subscribe> X-List-Received-Date: Sat, 12 Dec 2015 22:14:10 -0000 Signed-off-by: Olga Shern <olgas@mellanox.com> --- doc/guides/rel_notes/release_2_2.rst | 13 +++++++++++++ 1 files changed, 13 insertions(+), 0 deletions(-) diff --git a/doc/guides/rel_notes/release_2_2.rst b/doc/guides/rel_notes/release_2_2.rst index c3ff086..4f393cf 100644 --- a/doc/guides/rel_notes/release_2_2.rst +++ b/doc/guides/rel_notes/release_2_2.rst @@ -284,6 +284,19 @@ Known Issues As the l3fwd example application requires this info, the i40e vector driver must be disabled to benefit of the packet type with i40e. +* **Mellanox PMDs (mlx4 & mlx5):** + + * PMDs do not support DPDK integrated shared library. + + * There is performance degradation for small packets when PMD + is compiled with SGE_WR_N = 4 compared to the performance when SGE_WR_N = 1. + If scattered packets are not used it is recomended + to compile PMD with SGE_WR_N = 1. + + **mlx4:** + + * When a Multicast or Broadcast packet is sent to the SR-IOV VF, + it is returned back to the port. API Changes ----------- -- 1.7.8.2