From patchwork Wed Sep 2 07:25:43 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nilesh Javali X-Patchwork-Id: 11750025 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id AF480109A for ; Wed, 2 Sep 2020 07:29:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 96D8A2087D for ; Wed, 2 Sep 2020 07:29:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=marvell.com header.i=@marvell.com header.b="U0nOuAPX" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726528AbgIBH33 (ORCPT ); Wed, 2 Sep 2020 03:29:29 -0400 Received: from mx0b-0016f401.pphosted.com ([67.231.156.173]:34638 "EHLO mx0b-0016f401.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726311AbgIBH33 (ORCPT ); Wed, 2 Sep 2020 03:29:29 -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 0827PZiu023775 for ; Wed, 2 Sep 2020 00:29:27 -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=gcJmb97crftgmncGJaYWhdquNw5StUWGEcsDFlJC89I=; b=U0nOuAPXMX5hY1vtIxxpQWX5fkWgCiaCJDFxqi6yasTFZ8LHnr9eq2gT1fcrETzQBQlP zr05BopMxZPtmunPrT7/cARmWnAfdoFS37PLjgF/pap7g3vvlKU44QSv7V4mHqOMroq8 BDrsG1tLele7iCnLROluQQPU83HBGg/F9Nl+WwhqvYrpvg1m3kJVyYsoJj2FBgvFqcFe rAyc/sm6kwAKZ8WzjQ1mVfUKisrWdatzf1NoKDBKavyQLX5UApSbv/KXsQ23NaDE0Fdw FlDYGSJxHm0CIfbuJ2k4m97RaLVVtyYAlveqDf3BQ+niQGs1qn1HggO2ujJMAJv3AlXF mw== Received: from sc-exch01.marvell.com ([199.233.58.181]) by mx0b-0016f401.pphosted.com with ESMTP id 337phq54h7-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT) for ; Wed, 02 Sep 2020 00:29:27 -0700 Received: from DC5-EXCH02.marvell.com (10.69.176.39) by SC-EXCH01.marvell.com (10.93.176.81) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 2 Sep 2020 00:29:25 -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; Wed, 2 Sep 2020 00:29:26 -0700 Received: from dut1171.mv.qlogic.com (unknown [10.112.88.18]) by maili.marvell.com (Postfix) with ESMTP id E283B3F703F; Wed, 2 Sep 2020 00:29:25 -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 0827TP2H011592; Wed, 2 Sep 2020 00:29:25 -0700 Received: (from root@localhost) by dut1171.mv.qlogic.com (8.14.7/8.14.7/Submit) id 0827TPDd011583; Wed, 2 Sep 2020 00:29:25 -0700 From: Nilesh Javali To: CC: , Subject: [PATCH v2 08/13] qla2xxx: Fix I/O errors during LIP reset tests Date: Wed, 2 Sep 2020 00:25:43 -0700 Message-ID: <20200902072548.11491-9-njavali@marvell.com> X-Mailer: git-send-email 2.12.0 In-Reply-To: <20200902072548.11491-1-njavali@marvell.com> References: <20200902072548.11491-1-njavali@marvell.com> MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235,18.0.687 definitions=2020-09-02_03:2020-09-02,2020-09-02 signatures=0 Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org From: Arun Easi In .fcp_io(), returning ENODEV as soon as remote port delete has started can cause I/O errors. Fix this by returning EBUSY until the remote port delete finishes. Signed-off-by: Arun Easi Signed-off-by: Nilesh Javali --- drivers/scsi/qla2xxx/qla_nvme.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/drivers/scsi/qla2xxx/qla_nvme.c b/drivers/scsi/qla2xxx/qla_nvme.c index b0c13144c21a..675f2b1180e8 100644 --- a/drivers/scsi/qla2xxx/qla_nvme.c +++ b/drivers/scsi/qla2xxx/qla_nvme.c @@ -548,6 +548,16 @@ static int qla_nvme_post_cmd(struct nvme_fc_local_port *lport, return rval; vha = fcport->vha; + + if (!(fcport->nvme_flag & NVME_FLAG_REGISTERED)) + return rval; + + if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags)) + return -EBUSY; + + if ((qpair && !qpair->fw_started) || fcport->deleted) + return -EBUSY; + /* * If we know the dev is going away while the transport is still sending * IO's return busy back to stall the IO Q. This happens when the