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 3A76945BB6 for ; Wed, 23 Oct 2024 22:33:24 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id C0CB040261; Wed, 23 Oct 2024 22:33:23 +0200 (CEST) Received: from mail-lj1-f178.google.com (mail-lj1-f178.google.com [209.85.208.178]) by mails.dpdk.org (Postfix) with ESMTP id 1A74040144 for ; Wed, 23 Oct 2024 22:33:22 +0200 (CEST) Received: by mail-lj1-f178.google.com with SMTP id 38308e7fff4ca-2fb5740a03bso1770201fa.1 for ; Wed, 23 Oct 2024 13:33:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1729715601; x=1730320401; darn=dpdk.org; h=cc:to:subject:message-id:date:from:mime-version:from:to:cc:subject :date:message-id:reply-to; bh=YI8itGL+U9fcK3fPP0fSHndmwQ0quSn7/NFVmc7CHRU=; b=A72LuZ2fPWhzOe/O/PNy2uEOX8QWMpdPAWvNeHxRytOvbUxep3FPbZeA5WtXIyUFNl dqR1ZSnKaW3QidRAUA5fOUMECAAHlhLrJ3FEEvMg9ahj8D3HBYeyAE4GAz9sESV5/MGY 8vnJ7M+rqqTSi/vQDgHs1ERdGBMJlHup1RCcY= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1729715601; x=1730320401; h=cc:to:subject:message-id:date:from:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=YI8itGL+U9fcK3fPP0fSHndmwQ0quSn7/NFVmc7CHRU=; b=H2igBYzCLAjfXTHlBVUrXGqRaJBuFqpqWiEJJTb6UFYBdmfJenoST0OoXyuZefLC4V 9bWqzI932a1f7R6cfayEftnGxHe+SzMz8nbrGxU8oMyYuGFAGy8o7EjVk/EaTVJiUpTD RJEjsIHw4OvSVU5yFM8hnQH1SQKhovTTien/FhdYI17K4Gd+XCRYa14UOrZkKtZ1+5ed 2INQzTZfsEGT8YvlgVG770ex95HS+nUHVHCxYlegcfY2hrCefJ9Z2eyR/jepGeNN2zPW 4Ae3SuLkMHX4IP2ll2d1fgdaJAyAZ5PiSXAZculdnbeUw//zYZGmmlm2PxeBTB1QzCGD faow== X-Gm-Message-State: AOJu0Yw84sszoPAKD2/swQwa58+DQjLyAbduFNHahfGXkQCusDKXlKL7 2iJUVaHpqwttTFpx/QwCIMXkw4ZqPb6AHP3MbTyWgxwQxKACPHulh27mLFTytJRh+KVJyfABdvw a4VEBObp3QQL+EDUdU05c+GF4zSpZeu8iAucVZE9AGJjU8BiaaWMh9gr3o6JbhBbkdjVkQEukL/ EkYQvQD5s= X-Google-Smtp-Source: AGHT+IEOa0U7WtBIErvnJarlT8pzz6bBpiF+aFBMQ9qYNWumUWn64hVJ1iI0IK4CLsr0297cntqTkERcfN0Nw6Hyw7s= X-Received: by 2002:a05:651c:221e:b0:2fc:9759:4e3d with SMTP id 38308e7fff4ca-2fc9d38ac1amr19193391fa.19.1729715601359; Wed, 23 Oct 2024 13:33:21 -0700 (PDT) MIME-Version: 1.0 From: Nandini Rangaswamy Date: Wed, 23 Oct 2024 13:33:10 -0700 Message-ID: Subject: Regarding RSS RETA update in netvsc PMD To: Stephen Hemminger , Long Li Cc: users@dpdk.org Content-Type: multipart/alternative; boundary="000000000000fb6e9206252acb87" X-BeenThere: users@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK usage discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: users-bounces@dpdk.org --000000000000fb6e9206252acb87 Content-Type: text/plain; charset="UTF-8" Hi Long and Stephen, I see from the official documentation that the netvsc PMD does not support RSS RETA update https://doc.dpdk.org/guides-22.11/nics/overview.html. But the code has a callback hn_rss_hash_update registered for reta update. When the dpdk app invokes rte_eth_dev_rss_reta_update, it invokes hn_rss_hash_update . So is this a documentation discrepancy? If VF is removed and readded should the dpdk app take care of configuring the RSS RETA again? Regards, Nandini -- This electronic communication and the information and any files transmitted with it, or attached to it, are confidential and are intended solely for the use of the individual or entity to whom it is addressed and may contain information that is confidential, legally privileged, protected by privacy laws, or otherwise restricted from disclosure to anyone else. If you are not the intended recipient or the person responsible for delivering the e-mail to the intended recipient, you are hereby notified that any use, copying, distributing, dissemination, forwarding, printing, or copying of this e-mail is strictly prohibited. If you received this e-mail in error, please return the e-mail to the sender, delete it from your computer, and destroy any printed copy of it. --000000000000fb6e9206252acb87 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Hi Long and Stephen,
I see from the official documen= tation that the netvsc PMD does not support RSS RETA update=C2=A0https://doc.dpdk.org/guides-22.11/nics/o= verview.html. But the code has a callback=C2=A0hn_rss_hash_update registered = for reta update.
When the dpdk app invokes = rte_eth_dev_rss_reta_update, it invokes hn_rss= _hash_update . So is this a documentation discrepancy?

If VF is removed and readded should the dpdk app take care of config= uring the RSS RETA again?
Regards,
Nandini

This ele= ctronic communication and the information and any files transmitted with it= , or attached to it, are confidential and are intended solely for the use o= f the individual or entity to whom it is addressed and may contain informat= ion that is confidential, legally privileged, protected by privacy laws, or= otherwise restricted from disclosure to anyone else. If you are not the in= tended recipient or the person responsible for delivering the e-mail to the= intended recipient, you are hereby notified that any use, copying, distrib= uting, dissemination, forwarding, printing, or copying of this e-mail is st= rictly prohibited. If you received this e-mail in error, please return the = e-mail to the sender, delete it from your computer, and destroy any printed= copy of it. --000000000000fb6e9206252acb87--