From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5E79DC43331 for ; Fri, 6 Sep 2019 13:02:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3FE7320578 for ; Fri, 6 Sep 2019 13:02:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2405077AbfIFNCk (ORCPT ); Fri, 6 Sep 2019 09:02:40 -0400 Received: from shards.monkeyblade.net ([23.128.96.9]:59808 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727914AbfIFNCk (ORCPT ); Fri, 6 Sep 2019 09:02:40 -0400 Received: from localhost (unknown [88.214.184.128]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id E7789152F5C96; Fri, 6 Sep 2019 06:02:37 -0700 (PDT) Date: Fri, 06 Sep 2019 15:02:36 +0200 (CEST) Message-Id: <20190906.150236.2142448918782013970.davem@davemloft.net> To: zdai@linux.vnet.ibm.com Cc: jhs@mojatatu.com, xiyou.wangcong@gmail.com, jiri@resnulli.us, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, zdai@us.ibm.com Subject: Re: [v3] net_sched: act_police: add 2 new attributes to support police 64bit rate and peakrate From: David Miller In-Reply-To: <1567609423-26826-1-git-send-email-zdai@linux.vnet.ibm.com> References: <1567609423-26826-1-git-send-email-zdai@linux.vnet.ibm.com> X-Mailer: Mew version 6.8 on Emacs 26.2 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]); Fri, 06 Sep 2019 06:02:39 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: David Dai Date: Wed, 4 Sep 2019 10:03:43 -0500 > For high speed adapter like Mellanox CX-5 card, it can reach upto > 100 Gbits per second bandwidth. Currently htb already supports 64bit rate > in tc utility. However police action rate and peakrate are still limited > to 32bit value (upto 32 Gbits per second). Add 2 new attributes > TCA_POLICE_RATE64 and TCA_POLICE_RATE64 in kernel for 64bit support > so that tc utility can use them for 64bit rate and peakrate value to > break the 32bit limit, and still keep the backward binary compatibility. > > Tested-by: David Dai > Signed-off-by: David Dai > --- > Changelog: > v1->v2: > - Move 2 attributes TCA_POLICE_RATE64 TCA_POLICE_PEAKRATE64 after > TCA_POLICE_PAD in pkt_cls.h header. > v2->v3: > - Use TCA_POLICE_PAD instead of __TCA_POLICE_MAX as padding attr > in last parameter in nla_put_u64_64bit() routine. Applied to net-next.