Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752168AbdHPJo0 (ORCPT ); Wed, 16 Aug 2017 05:44:26 -0400 Received: from szxga04-in.huawei.com ([45.249.212.190]:3985 "EHLO szxga04-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751500AbdHPJoX (ORCPT ); Wed, 16 Aug 2017 05:44:23 -0400 From: Ding Tianhong To: , , , , , , , CC: Ding Tianhong Subject: [PATCH net 0/2] net: ixgbe: Use new flag to disable Relaxed Ordering Date: Wed, 16 Aug 2017 17:41:45 +0800 Message-ID: <1502876507-9360-1-git-send-email-dingtianhong@huawei.com> X-Mailer: git-send-email 1.8.5.2.msysgit.0 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.177.23.32] X-CFilter-Loop: Reflected X-Mirapoint-Virus-RAPID-Raw: score=unknown(0), refid=str=0001.0A020202.599413F1.00E8,ss=1,re=0.000,recu=0.000,reip=0.000,cl=1,cld=1,fgs=0, ip=0.0.0.0, so=2014-11-16 11:51:01, dmn=2013-03-21 17:37:32 X-Mirapoint-Loop-Id: 6c080dd9c8e0bf0f3544eb9df458f8ff Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1152 Lines: 26 The new flag PCI_DEV_FLAGS_NO_RELAXED_ORDERING has been added to indicate that Relaxed Ordering Attributes (RO) should not be used for Transaction Layer Packets (TLP) targeted toward these affected Root Port, it will clear the bit4 in the PCIe Device Control register, so the PCIe device drivers could query PCIe configuration space to determine if it can send TLPs to Root Port with the Relaxed Ordering Attributes set. The ixgbe driver could use this flag to determine if it can send TLPs to Root Port with the Relaxed Ordering Attributes set. Ding Tianhong (2): Revert commit 1a8b6d76dc5b ("net:add one common config...") net: ixgbe: Use new IXGBE_FLAG2_ROOT_NO_RELAXED_ORDERING flag arch/Kconfig | 3 -- arch/sparc/Kconfig | 1 - drivers/net/ethernet/intel/ixgbe/ixgbe.h | 1 + drivers/net/ethernet/intel/ixgbe/ixgbe_82598.c | 37 ++++++++++++------------- drivers/net/ethernet/intel/ixgbe/ixgbe_common.c | 32 +++++++++++---------- drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 17 ++++++++++++ 6 files changed, 53 insertions(+), 38 deletions(-) -- 1.8.3.1