From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from youngberry.canonical.com (youngberry.canonical.com [91.189.89.112]) by dpdk.org (Postfix) with ESMTP id 2F9C75B1E for ; Mon, 30 Jul 2018 18:16:11 +0200 (CEST) Received: from 1.general.paelzer.uk.vpn ([10.172.196.172] helo=lap.fritz.box) by youngberry.canonical.com with esmtpsa (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.76) (envelope-from ) id 1fkApm-00009D-MI; Mon, 30 Jul 2018 16:15:46 +0000 From: Christian Ehrhardt To: Daria Kolistratova Cc: Michal Krawczyk , dpdk stable Date: Mon, 30 Jul 2018 18:11:39 +0200 Message-Id: <20180730161342.16566-54-christian.ehrhardt@canonical.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180730161342.16566-1-christian.ehrhardt@canonical.com> References: <20180730161342.16566-1-christian.ehrhardt@canonical.com> Subject: [dpdk-stable] patch 'net/ena: fix SIGFPE with 0 Rx queue' has been queued to stable release 18.05.1 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: Mon, 30 Jul 2018 16:16:11 -0000 Hi, FYI, your patch has been queued to stable release 18.05.1 Note it hasn't been pushed to http://dpdk.org/browse/dpdk-stable yet. It will be pushed if I get no objections before 08/01/18. So please shout if anyone has objections. Thanks. Christian Ehrhardt --- >>From ca555cb5281b400f86c51d420a85012039ec19bf Mon Sep 17 00:00:00 2001 From: Daria Kolistratova Date: Tue, 26 Jun 2018 18:38:56 +0100 Subject: [PATCH] net/ena: fix SIGFPE with 0 Rx queue [ upstream commit 361913ad6f8c05fc541fe4bfdae3b0dc095ae3af ] When the number of rx queues is 0 (what can be when application does not receive) failed with SIGFPE. It happens when the application is also requesting ETH_MQ_RX_RSS_FLAG in the rte_dev->data->dev_conf.rxmode.mq_mode. Fixed adding zero rx queues check. Signed-off-by: Daria Kolistratova Acked-by: Michal Krawczyk --- drivers/net/ena/ena_ethdev.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ena/ena_ethdev.c b/drivers/net/ena/ena_ethdev.c index f10bee236..ebc911168 100644 --- a/drivers/net/ena/ena_ethdev.c +++ b/drivers/net/ena/ena_ethdev.c @@ -924,7 +924,7 @@ static int ena_start(struct rte_eth_dev *dev) return rc; if (adapter->rte_dev->data->dev_conf.rxmode.mq_mode & - ETH_MQ_RX_RSS_FLAG) { + ETH_MQ_RX_RSS_FLAG && adapter->rte_dev->data->nb_rx_queues > 0) { rc = ena_rss_init_default(adapter); if (rc) return rc; -- 2.17.1