From mboxrd@z Thu Jan 1 00:00:00 1970 From: Adrien Mazarguil Subject: Re: [PATCH v8 3/4] net/mlx4: refactor RSS parent queue allocation Date: Wed, 5 Jul 2017 16:49:38 +0200 Message-ID: <20170705144938.GD19852@6wind.com> References: <0dca86aa1372d6ff09d0aff01d522c580e0e24ab.1495717153.git.vasilyf@mellanox.com> <6c7ab63cffec050d8009d950d79a55c27dda52f1.1499242344.git.vasilyf@mellanox.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: dev@dpdk.org, Nelio Laranjeiro To: Vasily Philipov Return-path: Received: from mail-wm0-f53.google.com (mail-wm0-f53.google.com [74.125.82.53]) by dpdk.org (Postfix) with ESMTP id 0A5724BE1 for ; Wed, 5 Jul 2017 16:49:46 +0200 (CEST) Received: by mail-wm0-f53.google.com with SMTP id i127so169472265wma.0 for ; Wed, 05 Jul 2017 07:49:46 -0700 (PDT) Content-Disposition: inline In-Reply-To: <6c7ab63cffec050d8009d950d79a55c27dda52f1.1499242344.git.vasilyf@mellanox.com> List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" On Wed, Jul 05, 2017 at 11:14:10AM +0300, Vasily Philipov wrote: > A special "parent" queue must be allocated in addition to a group of > standard Rx queues for RSS to work. This is done automatically outside of > isolated mode by the PMD when applications request several Rx queues. > > Since each configured flow rule with the RSS action may target a different > set of queues, the PMD must have the ability to dynamically allocate > several parent queues, one per RSS group. > > If isolated mode was requested the default RSS parent queue isn't created > in this case. > > Refactor RSS parent queue allocations (currently limited to a single > parent) in preparation for flow API RSS action support. > > Signed-off-by: Vasily Philipov Acked-by: Adrien Mazarguil -- Adrien Mazarguil 6WIND