From patchwork Thu Dec 2 13:11:31 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Phil Sutter X-Patchwork-Id: 1562686 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=netfilter-devel-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by bilbo.ozlabs.org (Postfix) with ESMTP id 4J4bw54hmCz9sRN for ; Fri, 3 Dec 2021 00:12:21 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1358199AbhLBNPl (ORCPT ); Thu, 2 Dec 2021 08:15:41 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47142 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1346737AbhLBNPW (ORCPT ); Thu, 2 Dec 2021 08:15:22 -0500 Received: from orbyte.nwl.cc (orbyte.nwl.cc [IPv6:2001:41d0:e:133a::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 97D3BC0613D7 for ; Thu, 2 Dec 2021 05:11:47 -0800 (PST) Received: from localhost ([::1]:37956 helo=xic) by orbyte.nwl.cc with esmtp (Exim 4.94.2) (envelope-from ) id 1mslsH-0001VW-6K; Thu, 02 Dec 2021 14:11:45 +0100 From: Phil Sutter To: Pablo Neira Ayuso Cc: netfilter-devel@vger.kernel.org Subject: [nft PATCH v2 0/5] Reduce cache overhead a bit Date: Thu, 2 Dec 2021 14:11:31 +0100 Message-Id: <20211202131136.29242-1-phil@nwl.cc> X-Mailer: git-send-email 2.33.0 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netfilter-devel@vger.kernel.org Second try after a quick review and some testing: - Tested with stable kernels v4.4.293 and v4.9.291: This series does not change any of the shell tests' results. The changes are supposedly bug- and feature-compatible. - Upon error return from kernel, check errno to make sure it is really ENOENT which is expected instead of ignoring any error with non-dump requests. Phil Sutter (5): cache: Filter tables on kernel side cache: Filter rule list on kernel side cache: Filter chain list on kernel side cache: Filter set list on server side cache: Support filtering for a specific flowtable include/cache.h | 1 + include/mnl.h | 14 +- include/netlink.h | 3 +- src/cache.c | 188 ++++++++++-------- src/mnl.c | 93 +++++++-- src/netlink.c | 15 +- tests/shell/testcases/listing/0020flowtable_0 | 51 ++++- 7 files changed, 248 insertions(+), 117 deletions(-)