From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH v4 0/3] bpf: add longest prefix match map Date: Mon, 23 Jan 2017 16:11:02 -0500 (EST) Message-ID: <20170123.161102.1338660110746497238.davem@davemloft.net> References: <20170121162613.4159-1-daniel@zonque.org> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: ast@fb.com, dh.herrmann@gmail.com, daniel@iogearbox.net, netdev@vger.kernel.org To: daniel@zonque.org Return-path: Received: from shards.monkeyblade.net ([184.105.139.130]:57982 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750957AbdAWVLH (ORCPT ); Mon, 23 Jan 2017 16:11:07 -0500 In-Reply-To: <20170121162613.4159-1-daniel@zonque.org> Sender: netdev-owner@vger.kernel.org List-ID: From: Daniel Mack Date: Sat, 21 Jan 2017 17:26:10 +0100 > This patch set adds a longest prefix match algorithm that can be used > to match IP addresses to a stored set of ranges. It is exposed as a > bpf map type. > > Internally, data is stored in an unbalanced tree of nodes that has a > maximum height of n, where n is the prefixlen the trie was created > with. > > Note that this has nothing to do with fib or fib6 and is in no way meant > to replace or share code with it. It's rather a much simpler > implementation that is specifically written with bpf maps in mind. > > Patch 1/2 adds the implementation, 2/2 an extensive test suite and 3/3 > has benchmarking code for the new trie type. > > Feedback is much appreciated. Series applied, thank you.