From patchwork Tue Sep 8 09:56:51 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Manish Rangankar X-Patchwork-Id: 296823 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 183CFC433E2 for ; Tue, 8 Sep 2020 09:58:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D7BE721D7B for ; Tue, 8 Sep 2020 09:58:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=marvell.com header.i=@marvell.com header.b="X1Ljs9YI" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729104AbgIHJ6S (ORCPT ); Tue, 8 Sep 2020 05:58:18 -0400 Received: from mx0b-0016f401.pphosted.com ([67.231.156.173]:11382 "EHLO mx0b-0016f401.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728973AbgIHJ6R (ORCPT ); Tue, 8 Sep 2020 05:58:17 -0400 Received: from pps.filterd (m0045851.ppops.net [127.0.0.1]) by mx0b-0016f401.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 0889pkPU008557; Tue, 8 Sep 2020 02:58:12 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=pfpt0220; bh=1FIfgwwoNtRaRjziQSLwLNXfEdybeX9/ml/J471buis=; b=X1Ljs9YIDd3Df+FO38d6T96Qv+6hCbRbN1tTm7i3dO+iLuQ9VJsI5/Sy1r5iYNYGL2/y uTXks/TuIFCZaFQtZXmQQDkH3TcdPmS342/z3sIVf/9bkKDua3F21gJwwvNpClKrDg4k OFSlXMsIr4Lmz1bPT3NbGksjpHRxfRd8YUexx798I2UWQ4vKekH7EqlNZ3TNbej4pOgq aj4o4awwIMqzoRixbJFQYMFMQfKFRNQDFxJ/2IHPYFidQCun9mUkax4T7KB39YaWuSQ/ CfgqWCIeipb2vXR6MHMZUfDRBoFfUxTm4WcjZHi4VXlr+uQkiYmW3v8hzTtlGmC/khou uw== Received: from sc-exch03.marvell.com ([199.233.58.183]) by mx0b-0016f401.pphosted.com with ESMTP id 33ccvr1tt0-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Tue, 08 Sep 2020 02:58:12 -0700 Received: from DC5-EXCH02.marvell.com (10.69.176.39) by SC-EXCH03.marvell.com (10.93.176.83) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 8 Sep 2020 02:58:11 -0700 Received: from DC5-EXCH02.marvell.com (10.69.176.39) by DC5-EXCH02.marvell.com (10.69.176.39) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 8 Sep 2020 02:58:10 -0700 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH02.marvell.com (10.69.176.39) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 8 Sep 2020 02:58:10 -0700 Received: from dut1171.mv.qlogic.com (unknown [10.112.88.18]) by maili.marvell.com (Postfix) with ESMTP id 208FA3F703F; Tue, 8 Sep 2020 02:58:10 -0700 (PDT) Received: from dut1171.mv.qlogic.com (localhost [127.0.0.1]) by dut1171.mv.qlogic.com (8.14.7/8.14.7) with ESMTP id 0889w9Dm026880; Tue, 8 Sep 2020 02:58:09 -0700 Received: (from root@localhost) by dut1171.mv.qlogic.com (8.14.7/8.14.7/Submit) id 0889w91j026871; Tue, 8 Sep 2020 02:58:09 -0700 From: Manish Rangankar To: , , CC: , Subject: [PATCH v2 2/8] qedi: Skip f/w connection termination for pci shutdown handler. Date: Tue, 8 Sep 2020 02:56:51 -0700 Message-ID: <20200908095657.26821-3-mrangankar@marvell.com> X-Mailer: git-send-email 2.12.0 In-Reply-To: <20200908095657.26821-1-mrangankar@marvell.com> References: <20200908095657.26821-1-mrangankar@marvell.com> MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235, 18.0.687 definitions=2020-09-08_05:2020-09-08,2020-09-08 signatures=0 Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org In boot from san scenario when qedi pci shutdown handler is called with active iSCSI sessions, sometimes target takes too long time to respond to f/w connection termination request. Instead skip sending termination ramrod and progress with unload path. Signed-off-by: Manish Rangankar --- drivers/scsi/qedi/qedi_iscsi.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/scsi/qedi/qedi_iscsi.c b/drivers/scsi/qedi/qedi_iscsi.c index c14ac7882afa..f815845fc568 100644 --- a/drivers/scsi/qedi/qedi_iscsi.c +++ b/drivers/scsi/qedi/qedi_iscsi.c @@ -1069,6 +1069,10 @@ static void qedi_ep_disconnect(struct iscsi_endpoint *ep) wait_delay += qedi->pf_params.iscsi_pf_params.two_msl_timer; qedi_ep->state = EP_STATE_DISCONN_START; + + if (test_bit(QEDI_IN_SHUTDOWN, &qedi->flags)) + goto ep_release_conn; + ret = qedi_ops->destroy_conn(qedi->cdev, qedi_ep->handle, abrt_conn); if (ret) { QEDI_WARN(&qedi->dbg_ctx,