From patchwork Tue Jun 14 07:29:51 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nilesh Javali X-Patchwork-Id: 581913 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CED59C43334 for ; Tue, 14 Jun 2022 07:30:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1354604AbiFNHa0 (ORCPT ); Tue, 14 Jun 2022 03:30:26 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46192 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240045AbiFNHaN (ORCPT ); Tue, 14 Jun 2022 03:30:13 -0400 Received: from mx0b-0016f401.pphosted.com (mx0b-0016f401.pphosted.com [67.231.156.173]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 13C9E3EA9B for ; Tue, 14 Jun 2022 00:30:03 -0700 (PDT) Received: from pps.filterd (m0045851.ppops.net [127.0.0.1]) by mx0b-0016f401.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 25E5SfxY006033 for ; Tue, 14 Jun 2022 00:30:03 -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=CRvppUOeRenealKkA0y8gDydhwhBBlnonqVle9OjlCE=; b=VAD+74kOhVIBRPzEUtBlKkGdHB6YvzvWyc8U9tYbOdYgbmeJp9Zz126R9ikgLSkWoUVU qmrAhAGs4Zp/WZTCYElISqIbNS3COYL6c1DcpaHX2KOHRVpvAQ0nr+8WzcVLm9rcUUgM gUowR4Nxj/NXseBRHYPXR2NqnkepbKwtinR5gFK8XkomxCYQceBaraK0Dy1/nRwhjiE3 ZR+8iyFJXcfStbEgmPk7yboKq3e1sm44li/u5Xe3vC/2TE3tQOfoHs5qyR36Nv0eVPq2 yDbRyzlu3x99dLdd+0ZBo/USZGwW9nBqMhQVktWpr1qSQ/8vh1G4fCacpp9R4rXX6C6P MA== Received: from dc5-exch01.marvell.com ([199.233.59.181]) by mx0b-0016f401.pphosted.com (PPS) with ESMTPS id 3gmtjp2bjh-6 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT) for ; Tue, 14 Jun 2022 00:30:03 -0700 Received: from DC5-EXCH01.marvell.com (10.69.176.38) by DC5-EXCH01.marvell.com (10.69.176.38) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 14 Jun 2022 00:30:00 -0700 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH01.marvell.com (10.69.176.38) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 14 Jun 2022 00:30:00 -0700 Received: from dut1171.mv.qlogic.com (unknown [10.112.88.18]) by maili.marvell.com (Postfix) with ESMTP id D9B0E3F70A6; Tue, 14 Jun 2022 00:29:59 -0700 (PDT) From: Nilesh Javali To: CC: , Subject: [PATCH 09/11] qla2xxx: Fix losing FCP-2 targets on long port disable with IOs Date: Tue, 14 Jun 2022 00:29:51 -0700 Message-ID: <20220614072953.16462-10-njavali@marvell.com> X-Mailer: git-send-email 2.12.0 In-Reply-To: <20220614072953.16462-1-njavali@marvell.com> References: <20220614072953.16462-1-njavali@marvell.com> MIME-Version: 1.0 X-Proofpoint-GUID: HExbMcZW-j9UMGdKJHRkP_9SIR2ZMvvY X-Proofpoint-ORIG-GUID: HExbMcZW-j9UMGdKJHRkP_9SIR2ZMvvY X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.874,Hydra:6.0.517,FMLib:17.11.64.514 definitions=2022-06-14_02,2022-06-13_01,2022-02-23_01 Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org From: Arun Easi FCP-2 devices were not coming back online once it was lost, login retries exhausted and then came back up. Fix this by accepting RSCN when the device is not online. Fixes: 44c57f205876 ("scsi: qla2xxx: Changes to support FCP2 Target") Cc: stable@vger.kernel.org Signed-off-by: Arun Easi Signed-off-by: Nilesh Javali --- drivers/scsi/qla2xxx/qla_init.c | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index 7860cf4319ef..41ffad65d29e 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -1832,7 +1832,8 @@ void qla2x00_handle_rscn(scsi_qla_host_t *vha, struct event_arg *ea) case RSCN_PORT_ADDR: fcport = qla2x00_find_fcport_by_nportid(vha, &ea->id, 1); if (fcport) { - if (fcport->flags & FCF_FCP2_DEVICE) { + if (fcport->flags & FCF_FCP2_DEVICE && + atomic_read(&fcport->state) == FCS_ONLINE) { ql_dbg(ql_dbg_disc, vha, 0x2115, "Delaying session delete for FCP2 portid=%06x %8phC ", fcport->d_id.b24, fcport->port_name); @@ -1864,7 +1865,8 @@ void qla2x00_handle_rscn(scsi_qla_host_t *vha, struct event_arg *ea) break; case RSCN_AREA_ADDR: list_for_each_entry(fcport, &vha->vp_fcports, list) { - if (fcport->flags & FCF_FCP2_DEVICE) + if (fcport->flags & FCF_FCP2_DEVICE && + atomic_read(&fcport->state) == FCS_ONLINE) continue; if ((ea->id.b24 & 0xffff00) == (fcport->d_id.b24 & 0xffff00)) { @@ -1875,7 +1877,8 @@ void qla2x00_handle_rscn(scsi_qla_host_t *vha, struct event_arg *ea) break; case RSCN_DOM_ADDR: list_for_each_entry(fcport, &vha->vp_fcports, list) { - if (fcport->flags & FCF_FCP2_DEVICE) + if (fcport->flags & FCF_FCP2_DEVICE && + atomic_read(&fcport->state) == FCS_ONLINE) continue; if ((ea->id.b24 & 0xff0000) == (fcport->d_id.b24 & 0xff0000)) { @@ -1887,7 +1890,8 @@ void qla2x00_handle_rscn(scsi_qla_host_t *vha, struct event_arg *ea) case RSCN_FAB_ADDR: default: list_for_each_entry(fcport, &vha->vp_fcports, list) { - if (fcport->flags & FCF_FCP2_DEVICE) + if (fcport->flags & FCF_FCP2_DEVICE && + atomic_read(&fcport->state) == FCS_ONLINE) continue; fcport->scan_needed = 1;