From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH net] net: remove a dubious unlikely() clause Date: Sun, 20 Mar 2016 16:32:19 -0400 (EDT) Message-ID: <20160320.163219.2048951134824961876.davem@davemloft.net> References: <1458498467.10868.14.camel@edumazet-glaptop3.roam.corp.google.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: netdev@vger.kernel.org, brouer@redhat.com To: eric.dumazet@gmail.com Return-path: Received: from shards.monkeyblade.net ([149.20.54.216]:60100 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751462AbcCTUcV (ORCPT ); Sun, 20 Mar 2016 16:32:21 -0400 In-Reply-To: <1458498467.10868.14.camel@edumazet-glaptop3.roam.corp.google.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Eric Dumazet Date: Sun, 20 Mar 2016 11:27:47 -0700 > From: Eric Dumazet > > TCP protocol is still used these days, and TCP uses > clones in its transmit path. We can not optimize linux > stack assuming it is mostly used in routers, or that TCP > is dead. > > Fixes: 795bb1c00d ("net: bulk free infrastructure for NAPI context, use napi_consume_skb") > Signed-off-by: Eric Dumazet > Cc: Jesper Dangaard Brouer Applied.