From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 4C580A034C for ; Tue, 8 Mar 2022 11:00:53 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 44E3C406A2; Tue, 8 Mar 2022 11:00:53 +0100 (CET) Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by mails.dpdk.org (Postfix) with ESMTP id 6F39F4068B; Tue, 8 Mar 2022 11:00:50 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1646733650; x=1678269650; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=ZLiFcreWKv8DczMlxujO2T10Aq5WDN958t34XP7vqDg=; b=cwoKMA5SVYz6Bo1aIp2qyHDhTirlHghuF5DG9k30vkUAl+VfjQ/jnsVk SyoaBafT9Atng1/HqdSIre4BkXc8ZN1duor2CpHdqeF3eIkiML/Hz7P68 Yfrlv6DoyQtIBqziLaeFhLHffcQqZkL0ViqYNU78/v7SJr718VhWpn0is dbGMFpgY4fUCqtJn8DdBIApKZzYp6nw/oaht+M762VQyBiFskGKu8IhaG DVTYPVSGFirfEAIj8FpVGtsYlXccVNp6BMDOSk48srrRdB2lb6IkflvgR wb3vn7/e/9TrGlgdUQ48BFKI/xCCaxLkKclMFFNBhI982QxHQfE4o7hLp Q==; X-IronPort-AV: E=McAfee;i="6200,9189,10279"; a="252217167" X-IronPort-AV: E=Sophos;i="5.90,164,1643702400"; d="scan'208";a="252217167" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Mar 2022 02:00:49 -0800 X-IronPort-AV: E=Sophos;i="5.90,164,1643702400"; d="scan'208";a="553556606" Received: from bricha3-mobl.ger.corp.intel.com ([10.252.2.229]) by orsmga008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-SHA; 08 Mar 2022 02:00:46 -0800 Date: Tue, 8 Mar 2022 10:00:43 +0000 From: Bruce Richardson To: Honnappa Nagarahalli Cc: dev@dpdk.org, lijuan.tu@intel.com, juraj.linkes@pantheon.tech, ohilyard@iol.unh.edu, david.marchand@redhat.com, thomas@monjalon.net, david.hunt@intel.com, ruifeng.wang@arm.com, nd@arm.com, reshma.pattan@intel.com, stable@dpdk.org Subject: Re: [PATCH] examples/distributor: one Tx queue is enough Message-ID: References: <20220307223946.578201-1-honnappa.nagarahalli@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220307223946.578201-1-honnappa.nagarahalli@arm.com> X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.29 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 On Mon, Mar 07, 2022 at 10:39:46PM +0000, Honnappa Nagarahalli wrote: > Distributor application creates one Tx queue per core. However > the transmit is done only from a single core. Hence creating > one Tx queue is enough. > > Fixes: 07db4a975094 ("examples/distributor: new sample app") > Cc: bruce.richardson@intel.com > Cc: reshma.pattan@intel.com > Cc: stable@dpdk.org > > Signed-off-by: Honnappa Nagarahalli > Reviewed-by: Ruifeng Wang > --- > DTS test cases make this change to DPDK. However, I find that, one > queue is enough. Hence we could make this change in DPDK. > Acked-by: Bruce Richardson Do we know why DTS is making this change? Does having more TX queues than necessary cause problems?