From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Miller Subject: Re: [PATCH net-next] cxgb4: get rid of custom busy poll code Date: Fri, 03 Feb 2017 16:18:32 -0500 (EST) Message-ID: <20170203.161832.2031732898225323624.davem@davemloft.net> References: <1486064667.21871.32.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, ganeshgr@chelsio.com To: eric.dumazet@gmail.com Return-path: Received: from shards.monkeyblade.net ([184.105.139.130]:53460 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752331AbdBCVSe (ORCPT ); Fri, 3 Feb 2017 16:18:34 -0500 In-Reply-To: <1486064667.21871.32.camel@edumazet-glaptop3.roam.corp.google.com> Sender: netdev-owner@vger.kernel.org List-ID: From: Eric Dumazet Date: Thu, 02 Feb 2017 11:44:27 -0800 > From: Eric Dumazet > > In linux-4.5, busy polling was implemented in core > NAPI stack, meaning that all custom implementation can > be removed from drivers. > > Not only we remove lot of code, we also remove one spin_lock() > from driver fast path. > > Signed-off-by: Eric Dumazet Applied.