From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH v3 net-next 0/7] net_sched: act: lockless operation Date: Wed, 08 Jul 2015 13:50:55 -0700 (PDT) Message-ID: <20150708.135055.1728112231079036434.davem@davemloft.net> References: <1436185089-18268-1-git-send-email-edumazet@google.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, ast@plumgrid.com, jhs@mojatatu.com, john.fastabend@gmail.com, edumazet@gmail.com To: edumazet@google.com Return-path: Received: from shards.monkeyblade.net ([149.20.54.216]:37373 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754548AbbGHUu4 (ORCPT ); Wed, 8 Jul 2015 16:50:56 -0400 In-Reply-To: <1436185089-18268-1-git-send-email-edumazet@google.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Eric Dumazet Date: Mon, 6 Jul 2015 05:18:02 -0700 > As mentioned by Alexei last week in Budapest, it is a bit weird > to take a spinlock in order to drop a packet in a tc filter... > > Lets add percpu infra for tc actions and use it for gact & mirred. > > Before changes, my host with 8 RX queues was handling 5 Mpps with gact, > and more than 11 Mpps after. > > Mirred change is not yet visible if ifb+qdisc is used, as ifb is > not yet multi queue enabled, but is a step forward. > > Signed-off-by: Eric Dumazet Series applied, thanks Eric.