Received: by 10.213.65.68 with SMTP id h4csp153072imn; Wed, 21 Mar 2018 14:57:12 -0700 (PDT) X-Google-Smtp-Source: AG47ELv0sQR8xsr22E0M7bk+VyAVdAxoGFf5SMcaxkDc3Ze0nokXRs2lW3pO+pq4sZPt2OehgLXL X-Received: by 2002:a17:902:146:: with SMTP id 64-v6mr22116449plb.30.1521669432851; Wed, 21 Mar 2018 14:57:12 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1521669432; cv=none; d=google.com; s=arc-20160816; b=zbY98AzYysI10y+qfO/esVvOO8oNbT+gg6f7h120GFtS3RC1EjWe4TyMeM94oOo3hd c1jgIbU/gRsCPkg0UY93xvspasXVirXSOhPrGeZaVqmvd6wxARCVhRJzSQ+XrjPNQOJ4 EvLro/QeHHvDB9OJhhaJXfSzzDnOHjHr8nep3+eWLh+9GEEWD9AMFESCiYhmE2kZZrQ+ 20Pn8nlzJHwj/UjpJs0kkZXiu6FD/0b1bJEQcyBN4dry1dj6zYtnN61R1wSdj4B4Zy2U ZSkiCLXtNvgateadd9P0oZP6gz4TZuDgj3xEkPBvkLwzNu5Q8XQKiqcsWbxq18GI0tD1 WDHQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:from:subject:cc:to:message-id:date :arc-authentication-results; bh=HsRR2MUCg963yy/liXNzCUpylHrz5qiZan9wO74A5ts=; b=dgSqX/EPnBfMdL2nnjvzRAxq0Mriab66VsugaXjAFhYKgvoilSBLOFuFmkzsOyBs5g WcFSnyHtIK/aCPORtJwG7LI31VyNj6mBed6NOQJzyWkwGWjIx5XRrLq/pcSPPEcCuudn 0JVQoGGdyM+zfAFPZDcG/XG2+WpawdutaQqROKiAKepKXhIpKtL2iDY201fjZujHBLH8 pXXzidDtgydQMjbwijzfnLBJ+8gGx5zKONXRHMj89EFjVsM2x0LFDEVNLBmZUsmky4Ya oIhuG3VygXEVH7c+8f+vltHPr7fbdWsr84atgbeAwmIpvKIa8BV2cDbxQUm48oQbLvOz buQA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id n19si3654807pff.256.2018.03.21.14.56.58; Wed, 21 Mar 2018 14:57:12 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753929AbeCUVyf (ORCPT + 99 others); Wed, 21 Mar 2018 17:54:35 -0400 Received: from shards.monkeyblade.net ([184.105.139.130]:47202 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753796AbeCUVyc (ORCPT ); Wed, 21 Mar 2018 17:54:32 -0400 Received: from localhost (pool-173-77-163-229.nycmny.fios.verizon.net [173.77.163.229]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) (Authenticated sender: davem-davemloft) by shards.monkeyblade.net (Postfix) with ESMTPSA id E2FDA146E4677; Wed, 21 Mar 2018 14:54:30 -0700 (PDT) Date: Wed, 21 Mar 2018 17:54:27 -0400 (EDT) Message-Id: <20180321.175427.1419929873765406157.davem@davemloft.net> To: jeffrey.t.kirsher@intel.com Cc: okaya@codeaurora.org, netdev@vger.kernel.org, timur@codeaurora.org, sulrich@codeaurora.org, linux-arm-msm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, intel-wired-lan@lists.osuosl.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH REPOST v4 5/7] ixgbevf: keep writel() closer to wmb() From: David Miller In-Reply-To: <1521668888.12746.32.camel@intel.com> References: <1521658572-26354-1-git-send-email-okaya@codeaurora.org> <1521658572-26354-6-git-send-email-okaya@codeaurora.org> <1521668888.12746.32.camel@intel.com> X-Mailer: Mew version 6.7 on Emacs 25.3 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.12 (shards.monkeyblade.net [149.20.54.216]); Wed, 21 Mar 2018 14:54:31 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Jeff Kirsher Date: Wed, 21 Mar 2018 14:48:08 -0700 > On Wed, 2018-03-21 at 14:56 -0400, Sinan Kaya wrote: >> Remove ixgbevf_write_tail() in favor of moving writel() close to >> wmb(). >> >> Signed-off-by: Sinan Kaya >> Reviewed-by: Alexander Duyck >> --- >> drivers/net/ethernet/intel/ixgbevf/ixgbevf.h | 5 ----- >> drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c | 4 ++-- >> 2 files changed, 2 insertions(+), 7 deletions(-) > > This patch fails to compile because there is a call to > ixgbevf_write_tail() which you missed cleaning up. For a change with delicate side effects, it doesn't create much confidence if the code does not even compile. Sinan, please put more care into the changes you are making. Thank you.