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=-7.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,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 AD9F8C433DF for ; Fri, 31 Jul 2020 12:20:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8719322CB1 for ; Fri, 31 Jul 2020 12:20:48 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="Rf9siPhw" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732983AbgGaMUr (ORCPT ); Fri, 31 Jul 2020 08:20:47 -0400 Received: from us-smtp-2.mimecast.com ([205.139.110.61]:32252 "EHLO us-smtp-delivery-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1732842AbgGaMUr (ORCPT ); Fri, 31 Jul 2020 08:20:47 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1596198046; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=Q1GxHemLta9tnk46EHAG6lZFihPn3O2X2sG2FkkYf7c=; b=Rf9siPhwUxOLtWhCcBYfC5hsOzzcvAVsJfxJb7IYyggxKTcyB9u8m24GuYJJUmCz0AKNDa 1U2fs5n6cWL2iwn2PMGzCYHcneAr/kK7H4I3R/5I/CA/F+7LonFbeFI6ezo34yvHSCc5Dj 37ItkbuuSvOs7mCAbsJ/OmbsV+XVQTw= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-212-yXUT_v4LPluTZe1lw5BIPA-1; Fri, 31 Jul 2020 08:20:42 -0400 X-MC-Unique: yXUT_v4LPluTZe1lw5BIPA-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 4E497107ACCA; Fri, 31 Jul 2020 12:20:40 +0000 (UTC) Received: from ebuild.redhat.com (ovpn-114-26.ams2.redhat.com [10.36.114.26]) by smtp.corp.redhat.com (Postfix) with ESMTP id 5E7EE7C0F1; Fri, 31 Jul 2020 12:20:38 +0000 (UTC) From: Eelco Chaudron To: netdev@vger.kernel.org Cc: davem@davemloft.net, dev@openvswitch.org, kuba@kernel.org, pabeni@redhat.com, pshelar@ovn.org, fw@strlen.de, xiangxia.m.yue@gmail.com Subject: [PATCH net-next v4 0/2] net: openvswitch: masks cache enhancements Date: Fri, 31 Jul 2020 14:20:34 +0200 Message-Id: <159619801209.973760.834607259658375498.stgit@ebuild> User-Agent: StGit/0.21 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org This patchset adds two enhancements to the Open vSwitch masks cache. Signed-off-by: Eelco Chaudron Changes in v4 [patch 2/2 only]: - Remove null check before calling free_percpu() - Make ovs_dp_change() return appropriate error codes Changes in v3 [patch 2/2 only]: - Use is_power_of_2() function - Use array_size() function - Fix remaining sparse errors Changes in v2 [patch 2/2 only]: - Fix sparse warnings - Fix netlink policy items reported by Florian Westphal Eelco Chaudron (2): net: openvswitch: add masks cache hit counter net: openvswitch: make masks cache size configurable include/uapi/linux/openvswitch.h | 3 + net/openvswitch/datapath.c | 22 +++++++ net/openvswitch/datapath.h | 3 + net/openvswitch/flow_table.c | 120 ++++++++++++++++++++++++++++++++------ net/openvswitch/flow_table.h | 13 +++- 5 files changed, 139 insertions(+), 22 deletions(-)