From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753923AbdDQPFr (ORCPT ); Mon, 17 Apr 2017 11:05:47 -0400 Received: from shards.monkeyblade.net ([184.105.139.130]:53356 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752932AbdDQPFp (ORCPT ); Mon, 17 Apr 2017 11:05:45 -0400 Date: Mon, 17 Apr 2017 11:05:43 -0400 (EDT) Message-Id: <20170417.110543.604318496583172160.davem@davemloft.net> To: haiyangz@microsoft.com, haiyangz@exchange.microsoft.com Cc: netdev@vger.kernel.org, kys@microsoft.com, olaf@aepfle.de, vkuznets@redhat.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH net-next,2/2] hv_netvsc: Exclude non-TCP port numbers from vRSS hashing From: David Miller In-Reply-To: <1492022106-4070-2-git-send-email-haiyangz@exchange.microsoft.com> References: <1492022106-4070-1-git-send-email-haiyangz@exchange.microsoft.com> <1492022106-4070-2-git-send-email-haiyangz@exchange.microsoft.com> X-Mailer: Mew version 6.7 on Emacs 24.5 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Mon, 17 Apr 2017 07:24:23 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Haiyang Zhang Date: Wed, 12 Apr 2017 11:35:06 -0700 > From: Haiyang Zhang > > Azure hosts are not supporting non-TCP port numbers in vRSS hashing for > now. For example, UDP packet loss rate will be high if port numbers are > also included in vRSS hash. > > So, we created this patch to use only IP numbers for hashing in non-TCP > traffic. > > Signed-off-by: Haiyang Zhang > Reviewed-by: Stephen Hemminger Applied.