From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by dpdk.org (Postfix) with ESMTP id 6B3F437A8 for ; Tue, 15 Nov 2016 12:39:52 +0100 (CET) Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga102.jf.intel.com with ESMTP; 15 Nov 2016 03:39:52 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.31,494,1473145200"; d="scan'208";a="31499463" Received: from yliu-dev.sh.intel.com ([10.239.67.162]) by fmsmga006.fm.intel.com with ESMTP; 15 Nov 2016 03:39:51 -0800 From: Yuanhan Liu To: Raslan Darawsheh Cc: Yuanhan Liu , Adrien Mazarguil , dpdk stable Date: Tue, 15 Nov 2016 19:40:29 +0800 Message-Id: <1479210033-24775-9-git-send-email-yuanhan.liu@linux.intel.com> X-Mailer: git-send-email 1.9.0 In-Reply-To: <1479210033-24775-1-git-send-email-yuanhan.liu@linux.intel.com> References: <1479210033-24775-1-git-send-email-yuanhan.liu@linux.intel.com> Subject: [dpdk-stable] patch 'net/mlx5: fix handling of small mbuf sizes' has been queued to stable release 16.07.2 X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches for stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 15 Nov 2016 11:39:52 -0000 Hi, FYI, your patch has been queued to stable release 16.07.2 Note it hasn't been pushed to http://dpdk.org/browse/dpdk-stable yet. It will be pushed if I get no objections before 11/19/16. So please shout if anyone has objections. Thanks. --yliu --- >>From 98c9088ef962f615c9cdf773d4bd9ca1b975bc74 Mon Sep 17 00:00:00 2001 From: Raslan Darawsheh Date: Mon, 24 Oct 2016 11:10:59 +0300 Subject: [PATCH] net/mlx5: fix handling of small mbuf sizes [ upstream commit 4827cbff602aef4d9afcc19742841063a0ecd08f ] When mbufs are smaller than MRU, multi-segment support must be enabled to default set when not in promiscuous or allmulticast modes. Fixes: 9964b965ad69 ("net/mlx5: re-add Rx scatter support") Signed-off-by: Raslan Darawsheh Acked-by: Adrien Mazarguil --- drivers/net/mlx5/mlx5_rxq.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/net/mlx5/mlx5_rxq.c b/drivers/net/mlx5/mlx5_rxq.c index 2d98c99..7dbe8dd 100644 --- a/drivers/net/mlx5/mlx5_rxq.c +++ b/drivers/net/mlx5/mlx5_rxq.c @@ -945,6 +945,11 @@ rxq_ctrl_setup(struct rte_eth_dev *dev, struct rxq_ctrl *rxq_ctrl, (void)conf; /* Thresholds configuration (ignored). */ /* Enable scattered packets support for this queue if necessary. */ assert(mb_len >= RTE_PKTMBUF_HEADROOM); + /* If smaller than MRU, multi-segment support must be enabled. */ + if (mb_len < (priv->mtu > dev->data->dev_conf.rxmode.max_rx_pkt_len ? + dev->data->dev_conf.rxmode.max_rx_pkt_len : + priv->mtu)) + dev->data->dev_conf.rxmode.jumbo_frame = 1; if ((dev->data->dev_conf.rxmode.jumbo_frame) && (dev->data->dev_conf.rxmode.max_rx_pkt_len > (mb_len - RTE_PKTMBUF_HEADROOM))) { -- 1.9.0