From patchwork Thu Jun 7 06:00:31 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Oza Pawandeep X-Patchwork-Id: 10451177 X-Patchwork-Delegate: bhelgaas@google.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 47EED60233 for ; Thu, 7 Jun 2018 06:01:15 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3A7BC29C4D for ; Thu, 7 Jun 2018 06:01:15 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2F26329C57; Thu, 7 Jun 2018 06:01:15 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id E585A29C4D for ; Thu, 7 Jun 2018 06:01:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752613AbeFGGAk (ORCPT ); Thu, 7 Jun 2018 02:00:40 -0400 Received: from alexa-out-sd-02.qualcomm.com ([199.106.114.39]:20156 "EHLO alexa-out-sd-02.qualcomm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751513AbeFGGAi (ORCPT ); Thu, 7 Jun 2018 02:00:38 -0400 X-IronPort-AV: E=Sophos;i="5.49,486,1520924400"; d="scan'208";a="4326796" Received: from unknown (HELO ironmsg02-sd.qualcomm.com) ([10.53.140.142]) by alexa-out-sd-02.qualcomm.com with ESMTP; 06 Jun 2018 23:00:38 -0700 Received: from westreach.qualcomm.com ([10.228.196.125]) by ironmsg02-sd.qualcomm.com with ESMTP; 06 Jun 2018 23:00:36 -0700 Received: by westreach.qualcomm.com (Postfix, from userid 467151) id D61681F2C; Thu, 7 Jun 2018 02:00:35 -0400 (EDT) From: Oza Pawandeep To: Bjorn Helgaas , Philippe Ombredanne , Thomas Gleixner , Greg Kroah-Hartman , Kate Stewart , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, Dongdong Liu , Keith Busch , Wei Zhang , Sinan Kaya , Timur Tabi Cc: Oza Pawandeep Subject: [PATCH NEXT 3/6] PCI/ERR: Cleanup ERR_FATAL of error broadcast Date: Thu, 7 Jun 2018 02:00:31 -0400 Message-Id: <1528351234-26914-3-git-send-email-poza@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1528351234-26914-1-git-send-email-poza@codeaurora.org> References: <1528351234-26914-1-git-send-email-poza@codeaurora.org> Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP ERR_FATAL is handled by resetting the Link in software, skipping the driver pci_error_handlers callbacks, removing the devices from the PCI subsystem, and re-enumerating, so now no more ERR_FATAL handling is required inside pci_broadcast_error_message() Signed-off-by: Oza Pawandeep diff --git a/drivers/pci/pcie/err.c b/drivers/pci/pcie/err.c index 00d2875..3998ed7 100644 --- a/drivers/pci/pcie/err.c +++ b/drivers/pci/pcie/err.c @@ -259,15 +259,10 @@ static pci_ers_result_t broadcast_error_message(struct pci_dev *dev, /* * If the error is reported by an end point, we think this * error is related to the upstream link of the end point. + * The error is non fatal so the bus is ok, just invoke + * the callback for the function that logged the error. */ - if (state == pci_channel_io_normal) - /* - * the error is non fatal so the bus is ok, just invoke - * the callback for the function that logged the error. - */ - cb(dev, &result_data); - else - pci_walk_bus(dev->bus, cb, &result_data); + cb(dev, &result_data); } return result_data.result;