From patchwork Thu Jul 21 17:22:43 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ferruh Yigit X-Patchwork-Id: 14971 X-Patchwork-Delegate: bruce.richardson@intel.com Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [IPv6:::1]) by dpdk.org (Postfix) with ESMTP id 8AF2358C8; Thu, 21 Jul 2016 19:23:58 +0200 (CEST) Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by dpdk.org (Postfix) with ESMTP id 9536658C3 for ; Thu, 21 Jul 2016 19:23:57 +0200 (CEST) Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga103.jf.intel.com with ESMTP; 21 Jul 2016 10:23:34 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.28,400,1464678000"; d="scan'208";a="737855086" Received: from irvmail001.ir.intel.com ([163.33.26.43]) by FMSMGA003.fm.intel.com with ESMTP; 21 Jul 2016 10:23:34 -0700 Received: from sivswdev02.ir.intel.com (sivswdev02.ir.intel.com [10.237.217.46]) by irvmail001.ir.intel.com (8.14.3/8.13.6/MailSET/Hub) with ESMTP id u6LHNWlQ016716; Thu, 21 Jul 2016 18:23:32 +0100 Received: from sivswdev02.ir.intel.com (localhost [127.0.0.1]) by sivswdev02.ir.intel.com with ESMTP id u6LHNWAU026206; Thu, 21 Jul 2016 18:23:32 +0100 Received: (from fyigit@localhost) by sivswdev02.ir.intel.com with id u6LHNWkP026202; Thu, 21 Jul 2016 18:23:32 +0100 X-Authentication-Warning: sivswdev02.ir.intel.com: fyigit set sender to ferruh.yigit@intel.com using -f From: Ferruh Yigit To: dev@dpdk.org Cc: Nicolas Pernas Maradei Date: Thu, 21 Jul 2016 18:22:43 +0100 Message-Id: <1469121780-26099-5-git-send-email-ferruh.yigit@intel.com> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1469121780-26099-1-git-send-email-ferruh.yigit@intel.com> References: <1469121780-26099-1-git-send-email-ferruh.yigit@intel.com> Subject: [dpdk-dev] [RFC 04/21] net/pcap: add checks for max queue number X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Number of queues defined by devargs, a check added to be sure this number is not bigger than configured queue length. Signed-off-by: Ferruh Yigit --- drivers/net/pcap/rte_eth_pcap.c | 23 ++++++++++++++++++++--- 1 file changed, 20 insertions(+), 3 deletions(-) diff --git a/drivers/net/pcap/rte_eth_pcap.c b/drivers/net/pcap/rte_eth_pcap.c index 34c779a..308b8bc 100644 --- a/drivers/net/pcap/rte_eth_pcap.c +++ b/drivers/net/pcap/rte_eth_pcap.c @@ -1010,12 +1010,21 @@ rte_pmd_pcap_devinit(const char *name, const char *params) * We check whether we want to open a RX stream from a real NIC or a * pcap file */ - if ((pcaps.num_of_queue = rte_kvargs_count(kvlist, ETH_PCAP_RX_PCAP_ARG))) { + pcaps.num_of_queue = rte_kvargs_count(kvlist, ETH_PCAP_RX_PCAP_ARG); + + if (pcaps.num_of_queue) { + if (pcaps.num_of_queue > RTE_PMD_PCAP_MAX_QUEUES) + pcaps.num_of_queue = RTE_PMD_PCAP_MAX_QUEUES; + ret = rte_kvargs_process(kvlist, ETH_PCAP_RX_PCAP_ARG, &open_rx_pcap, &pcaps); } else { pcaps.num_of_queue = rte_kvargs_count(kvlist, ETH_PCAP_RX_IFACE_ARG); + + if (pcaps.num_of_queue > RTE_PMD_PCAP_MAX_QUEUES) + pcaps.num_of_queue = RTE_PMD_PCAP_MAX_QUEUES; + ret = rte_kvargs_process(kvlist, ETH_PCAP_RX_IFACE_ARG, &open_rx_iface, &pcaps); } @@ -1027,14 +1036,22 @@ rte_pmd_pcap_devinit(const char *name, const char *params) * We check whether we want to open a TX stream to a real NIC or a * pcap file */ - if ((dumpers.num_of_queue = rte_kvargs_count(kvlist, - ETH_PCAP_TX_PCAP_ARG))) { + dumpers.num_of_queue = rte_kvargs_count(kvlist, ETH_PCAP_TX_PCAP_ARG); + + if (dumpers.num_of_queue) { + if (dumpers.num_of_queue > RTE_PMD_PCAP_MAX_QUEUES) + dumpers.num_of_queue = RTE_PMD_PCAP_MAX_QUEUES; + ret = rte_kvargs_process(kvlist, ETH_PCAP_TX_PCAP_ARG, &open_tx_pcap, &dumpers); using_dumpers = 1; } else { dumpers.num_of_queue = rte_kvargs_count(kvlist, ETH_PCAP_TX_IFACE_ARG); + + if (dumpers.num_of_queue > RTE_PMD_PCAP_MAX_QUEUES) + dumpers.num_of_queue = RTE_PMD_PCAP_MAX_QUEUES; + ret = rte_kvargs_process(kvlist, ETH_PCAP_TX_IFACE_ARG, &open_tx_iface, &dumpers); }