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 822549173 for ; Thu, 25 May 2017 11:50:22 +0200 (CEST) Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga102.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 25 May 2017 02:50:22 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.38,390,1491289200"; d="scan'208";a="91624072" Received: from yliu-dev.sh.intel.com ([10.239.67.162]) by orsmga002.jf.intel.com with ESMTP; 25 May 2017 02:50:21 -0700 From: Yuanhan Liu To: =?UTF-8?q?N=C3=A9lio=20Laranjeiro?= Cc: Yuanhan Liu , dpdk stable Date: Thu, 25 May 2017 17:47:47 +0800 Message-Id: <1495705809-21416-15-git-send-email-yuanhan.liu@linux.intel.com> X-Mailer: git-send-email 1.9.0 In-Reply-To: <1495705809-21416-1-git-send-email-yuanhan.liu@linux.intel.com> References: <1495705809-21416-1-git-send-email-yuanhan.liu@linux.intel.com> Subject: [dpdk-stable] patch 'net/mlx5: fix startup when flow cannot be applied' has been queued to stable release 17.02.1 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: , X-List-Received-Date: Thu, 25 May 2017 09:50:23 -0000 Hi, FYI, your patch has been queued to stable release 17.02.1 Note it hasn't been pushed to http://dpdk.org/browse/dpdk-stable yet. It will be pushed if I get no objections before 05/28/17. So please shout if anyone has objections. Thanks. --yliu --- >>From 254ec142796af68a03daf278de4c4dd093034936 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?N=C3=A9lio=20Laranjeiro?= Date: Wed, 22 Feb 2017 10:57:52 +0100 Subject: [PATCH] net/mlx5: fix startup when flow cannot be applied [ upstream commit c8d4ee50cc8529eda95aa9c8fc2d2e919166142d ] When flows cannot be re-applied due to configuration modifications, the start function should rollback the configuration done. Fixes: 2097d0d1e2cc ("net/mlx5: support basic flow items and actions") Signed-off-by: Nelio Laranjeiro --- drivers/net/mlx5/mlx5_trigger.c | 21 ++++++++++++++++----- 1 file changed, 16 insertions(+), 5 deletions(-) diff --git a/drivers/net/mlx5/mlx5_trigger.c b/drivers/net/mlx5/mlx5_trigger.c index 30addd2..0acbf28 100644 --- a/drivers/net/mlx5/mlx5_trigger.c +++ b/drivers/net/mlx5/mlx5_trigger.c @@ -82,17 +82,28 @@ mlx5_dev_start(struct rte_eth_dev *dev) ERROR("%p: an error occurred while configuring hash RX queues:" " %s", (void *)priv, strerror(err)); - /* Rollback. */ - priv_special_flow_disable_all(priv); - priv_mac_addrs_disable(priv); - priv_destroy_hash_rxqs(priv); + goto error; } if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_NONE) priv_fdir_enable(priv); - priv_dev_interrupt_handler_install(priv, dev); err = priv_flow_start(priv); + if (err) { + priv->started = 0; + ERROR("%p: an error occurred while configuring flows:" + " %s", + (void *)priv, strerror(err)); + goto error; + } + priv_dev_interrupt_handler_install(priv, dev); priv_xstats_init(priv); priv_unlock(priv); + return 0; +error: + /* Rollback. */ + priv_special_flow_disable_all(priv); + priv_mac_addrs_disable(priv); + priv_destroy_hash_rxqs(priv); + priv_flow_stop(priv); return -err; } -- 1.9.0