From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH RFC net 0/2] ipv6: Avoid restarting fib6_lookup() for RTF_CACHE hit Date: Mon, 06 Oct 2014 17:10:43 -0400 (EDT) Message-ID: <20141006.171043.1460088080687970.davem@davemloft.net> References: <1412374332-26657-1-git-send-email-kafai@fb.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, hannes@stressinduktion.org To: kafai@fb.com Return-path: Received: from shards.monkeyblade.net ([149.20.54.216]:38235 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750780AbaJFVKs (ORCPT ); Mon, 6 Oct 2014 17:10:48 -0400 In-Reply-To: <1412374332-26657-1-git-send-email-kafai@fb.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Martin KaFai Lau Date: Fri, 3 Oct 2014 15:12:10 -0700 > I am trying to understand why there is a need to restart fib6_lookup() after > getting rt with RTF_CACHE. > > I have adapted the davem's udpflood test > (https://git.kernel.org/pub/scm/linux/kernel/git/davem/net_test_tools.git) to > support IPv6 and here is the result: > > #root > time ./udpflood -l 20000000 -c 250 2401:db00:face:face::2 > > Before: > real 0m33.224s > user 0m2.941s > sys 0m30.232s > > After: > real 0m31.517s > user 0m2.938s > sys 0m28.536s If you are serious about seeing these patches integrated, you must freshly repost this series and provide a proper "Signed-off-by: " tag for yourself in the commit messages.