From patchwork Wed Apr 10 12:35:01 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dennis Dalessandro X-Patchwork-Id: 10893801 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-2.web.codeaurora.org (Postfix) with ESMTP id C50991515 for ; Wed, 10 Apr 2019 12:35:03 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A69F628599 for ; Wed, 10 Apr 2019 12:35:03 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 96CD8287C3; Wed, 10 Apr 2019 12:35:03 +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=ham 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 489AA28599 for ; Wed, 10 Apr 2019 12:35:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731960AbfDJMfC (ORCPT ); Wed, 10 Apr 2019 08:35:02 -0400 Received: from mga04.intel.com ([192.55.52.120]:53389 "EHLO mga04.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730517AbfDJMfC (ORCPT ); Wed, 10 Apr 2019 08:35:02 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga104.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 10 Apr 2019 05:35:01 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.60,332,1549958400"; d="scan'208";a="159914093" Received: from scymds02.sc.intel.com ([10.82.195.37]) by fmsmga002.fm.intel.com with ESMTP; 10 Apr 2019 05:35:01 -0700 Received: from scvm10.sc.intel.com (scvm10.sc.intel.com [10.82.195.27]) by scymds02.sc.intel.com with ESMTP id x3ACZ1em016541; Wed, 10 Apr 2019 05:35:01 -0700 Received: from scvm10.sc.intel.com (localhost [127.0.0.1]) by scvm10.sc.intel.com with ESMTP id x3ACZ1bE027447; Wed, 10 Apr 2019 05:35:01 -0700 Subject: [PATCH for-next 2/2] IB/hfi1: Make Unsupported Request error non-fatal From: Dennis Dalessandro To: bhelgaas@google.com Cc: jgg@ziepe.ca, linux-rdma@vger.kernel.org, linux-pci@vger.kernel.org, "Michael J. Ruhl" , dledford@redhat.com, Kamenee Arumugam Date: Wed, 10 Apr 2019 05:35:01 -0700 Message-ID: <20190410123455.26818.49424.stgit@scvm10.sc.intel.com> In-Reply-To: <20190410123253.26818.37261.stgit@scvm10.sc.intel.com> References: <20190410123253.26818.37261.stgit@scvm10.sc.intel.com> User-Agent: StGit/0.17.1-18-g2e886-dirty MIME-Version: 1.0 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 From: Kamenee Arumugam For hfi1, the unsupported request error is not considered a fatal error. When the PCIe advanced error reporting capability (AER) is configured to report unsupported requests as fatal, the system will hang on this error. Set Unsupported Request Error bit in Uncorrectable Error Mask register to disable error reporting to the PCIe root complex. Reviewed-by: Michael J. Ruhl Signed-off-by: Kamenee Arumugam Signed-off-by: Dennis Dalessandro --- drivers/infiniband/hw/hfi1/pcie.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/drivers/infiniband/hw/hfi1/pcie.c b/drivers/infiniband/hw/hfi1/pcie.c index c96d193..a033e28 100644 --- a/drivers/infiniband/hw/hfi1/pcie.c +++ b/drivers/infiniband/hw/hfi1/pcie.c @@ -114,6 +114,7 @@ int hfi1_pcie_init(struct hfi1_devdata *dd) } pci_set_master(pdev); + pcie_aer_set_dword(pdev, PCI_ERR_UNCOR_MASK, PCI_ERR_UNC_UNSUP); (void)pci_enable_pcie_error_reporting(pdev); return 0;