From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 7FC7CA0597 for ; Fri, 17 Apr 2020 19:20:43 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 542A51EAC6; Fri, 17 Apr 2020 19:20:43 +0200 (CEST) Received: from mellanox.co.il (mail-il-dmz.mellanox.com [193.47.165.129]) by dpdk.org (Postfix) with ESMTP id 6249D1EAC6 for ; Fri, 17 Apr 2020 19:20:42 +0200 (CEST) Received: from Internal Mail-Server by MTLPINE2 (envelope-from akozyrev@mellanox.com) with ESMTPS (AES256-SHA encrypted); 17 Apr 2020 20:20:41 +0300 Received: from pegasus02.mtr.labs.mlnx. (pegasus02.mtr.labs.mlnx [10.210.16.122]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id 03HHKfaN023850; Fri, 17 Apr 2020 20:20:41 +0300 From: Alexander Kozyrev To: dev@dpdk.org Cc: rasland@mellanox.com, viacheslavo@mellanox.com, stable@dpdk.org Date: Fri, 17 Apr 2020 17:20:39 +0000 Message-Id: <1587144039-24144-1-git-send-email-akozyrev@mellanox.com> X-Mailer: git-send-email 1.8.3.1 Subject: [dpdk-stable] [PATCH] net/mlx5: improve logging of MPRQ selection X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org Sender: "stable" MPRQ is silently turned off in case there is not enough Rx queues configured. Improve the logging to show a warning in this case to notify a user about the Rx burst function selected. Fixes: 7d6bf6b866b8 ("net/mlx5: add Multi-Packet Rx support") Cc: stable@dpdk.org Signed-off-by: Alexander Kozyrev Acked-by: Viacheslav Ovsiienko --- drivers/net/mlx5/mlx5_rxq.c | 15 +++++++++------ 1 file changed, 9 insertions(+), 6 deletions(-) diff --git a/drivers/net/mlx5/mlx5_rxq.c b/drivers/net/mlx5/mlx5_rxq.c index 9bc7af6..7a50ec6 100644 --- a/drivers/net/mlx5/mlx5_rxq.c +++ b/drivers/net/mlx5/mlx5_rxq.c @@ -1921,19 +1921,22 @@ struct mlx5_rxq_ctrl * tmpl->rxq.sges_n = sges_n; max_lro_size = max_rx_pkt_len; } - if (mprq_en && !mlx5_rxq_mprq_enabled(&tmpl->rxq)) + if (config->mprq.enabled && !mlx5_rxq_mprq_enabled(&tmpl->rxq)) DRV_LOG(WARNING, - "port %u MPRQ is requested but cannot be enabled" - " (requested: packet size = %u, desc = %u," - " stride_sz = %u, stride_num = %u," - " supported: min_stride_sz = %u, max_stride_sz = %u).", - dev->data->port_id, non_scatter_min_mbuf_size, desc, + "port %u MPRQ is requested but cannot be enabled\n" + " (requested: pkt_sz = %u, desc_num = %u," + " rxq_num = %u, stride_sz = %u, stride_num = %u\n" + " supported: min_rxqs_num = %u," + " min_stride_sz = %u, max_stride_sz = %u).", + dev->data->port_id, non_scatter_min_mbuf_size, + desc, priv->rxqs_n, config->mprq.stride_size_n ? (1U << config->mprq.stride_size_n) : (1U << mprq_stride_size), config->mprq.stride_num_n ? (1U << config->mprq.stride_num_n) : (1U << mprq_stride_nums), + config->mprq.min_rxqs_num, (1U << config->mprq.min_stride_size_n), (1U << config->mprq.max_stride_size_n)); DRV_LOG(DEBUG, "port %u maximum number of segments per packet: %u", -- 1.8.3.1