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=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 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 829B7C4363C for ; Sun, 4 Oct 2020 19:11:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 46D4C206B6 for ; Sun, 4 Oct 2020 19:11:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726594AbgJDTLS (ORCPT ); Sun, 4 Oct 2020 15:11:18 -0400 Received: from correo.us.es ([193.147.175.20]:55440 "EHLO mail.us.es" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726085AbgJDTLR (ORCPT ); Sun, 4 Oct 2020 15:11:17 -0400 Received: from antivirus1-rhel7.int (unknown [192.168.2.11]) by mail.us.es (Postfix) with ESMTP id D55D9E8623 for ; Sun, 4 Oct 2020 21:11:16 +0200 (CEST) Received: from antivirus1-rhel7.int (localhost [127.0.0.1]) by antivirus1-rhel7.int (Postfix) with ESMTP id C9236DA73F for ; Sun, 4 Oct 2020 21:11:16 +0200 (CEST) Received: by antivirus1-rhel7.int (Postfix, from userid 99) id BEB42DA73D; Sun, 4 Oct 2020 21:11:16 +0200 (CEST) Received: from antivirus1-rhel7.int (localhost [127.0.0.1]) by antivirus1-rhel7.int (Postfix) with ESMTP id B4DE5DA72F; Sun, 4 Oct 2020 21:11:14 +0200 (CEST) Received: from 192.168.1.97 (192.168.1.97) by antivirus1-rhel7.int (F-Secure/fsigk_smtp/550/antivirus1-rhel7.int); Sun, 04 Oct 2020 21:11:14 +0200 (CEST) X-Virus-Status: clean(F-Secure/fsigk_smtp/550/antivirus1-rhel7.int) Received: from us.es (unknown [90.77.255.23]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: 1984lsi) by entrada.int (Postfix) with ESMTPSA id 9744142EF9E0; Sun, 4 Oct 2020 21:11:14 +0200 (CEST) Date: Sun, 4 Oct 2020 21:11:14 +0200 X-SMTPAUTHUS: auth mail.us.es From: Pablo Neira Ayuso To: Phil Sutter Cc: netfilter-devel@vger.kernel.org Subject: Re: [net-next PATCH 2/2] net: netfilter: Implement fast bitwise expression Message-ID: <20201004191114.GB3823@salvia> References: <20201001165744.25466-1-phil@nwl.cc> <20201001165744.25466-3-phil@nwl.cc> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20201001165744.25466-3-phil@nwl.cc> User-Agent: Mutt/1.10.1 (2018-07-13) X-Virus-Scanned: ClamAV using ClamSMTP Precedence: bulk List-ID: X-Mailing-List: netfilter-devel@vger.kernel.org On Thu, Oct 01, 2020 at 06:57:44PM +0200, Phil Sutter wrote: > A typical use of bitwise expression is to mask out parts of an IP > address when matching on the network part only. Optimize for this common > use with a fast variant for NFT_BITWISE_BOOL-type expressions operating > on 32bit-sized values. Applied, thanks.