From patchwork Wed Jan 6 22:00:28 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Muneendra Kumar M X-Patchwork-Id: 12002943 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=-17.5 required=3.0 tests=BAYES_00,DATE_IN_PAST_06_12, DKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 4AA09C433E6 for ; Thu, 7 Jan 2021 05:02:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 23F7222CF8 for ; Thu, 7 Jan 2021 05:02:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726005AbhAGFCb (ORCPT ); Thu, 7 Jan 2021 00:02:31 -0500 Received: from relay.smtp-ext.broadcom.com ([192.19.221.30]:53660 "EHLO relay.smtp-ext.broadcom.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725916AbhAGFCb (ORCPT ); Thu, 7 Jan 2021 00:02:31 -0500 Received: from localhost.localdomain (unknown [10.157.2.20]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by relay.smtp-ext.broadcom.com (Postfix) with ESMTPS id 719C382D17; Wed, 6 Jan 2021 20:53:28 -0800 (PST) DKIM-Filter: OpenDKIM Filter v2.11.0 relay.smtp-ext.broadcom.com 719C382D17 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=broadcom.com; s=dkimrelay; t=1609995208; bh=k3XlF65bRmdDuf21MjUXEj010o5k67JGyuCwP+gYvKw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ER6K4P/8QjY6rQAQpgWukYQZ6qJkPd7+sKKjabByk1yvZDnZTREvXzAgoyZVWKWAT MonK+KVqweekYaD0JZ0Obqu9Szh/sU5ciCKkw9O5O89xwaJIlYErOPx824VJixGQxl KJ7G81YQeRDr6JiOyhN90uNOg/2K7J5LbvU22Bww= From: Muneendra To: linux-block@vger.kernel.org, linux-scsi@vger.kernel.org, tj@kernel.org, linux-nvme@lists.infradead.org, hare@suse.de Cc: jsmart2021@gmail.com, emilne@redhat.com, mkumar@redhat.com, Gaurav Srivastava Subject: [PATCH v7 14/16] lpfc: vmid: Adding qfpa and vmid timeout check in worker thread Date: Thu, 7 Jan 2021 03:30:28 +0530 Message-Id: <1609970430-19084-15-git-send-email-muneendra.kumar@broadcom.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1609970430-19084-1-git-send-email-muneendra.kumar@broadcom.com> References: <1609970430-19084-1-git-send-email-muneendra.kumar@broadcom.com> Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org From: Gaurav Srivastava This patch add the periodic check for issuing of qfpa command and vmid timeout in the worker thread. The inactivity timeout check is added via the timer function. Reported-by: kernel test robot Signed-off-by: Gaurav Srivastava Signed-off-by: James Smart --- v7: No change v6: Added Forward declarations and removed unused variable v5: No change v4: No change v3: No change v2: Ported the patch on top of 5.10/scsi-queue --- drivers/scsi/lpfc/lpfc_hbadisc.c | 43 ++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c index ed2d65cfd3e3..46dad0780368 100644 --- a/drivers/scsi/lpfc/lpfc_hbadisc.c +++ b/drivers/scsi/lpfc/lpfc_hbadisc.c @@ -73,6 +73,7 @@ static void lpfc_unregister_fcfi_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *); static int lpfc_fcf_inuse(struct lpfc_hba *); static void lpfc_mbx_cmpl_read_sparam(struct lpfc_hba *, LPFC_MBOXQ_t *); static void lpfc_check_inactive_vmid(struct lpfc_hba *phba); +static void lpfc_check_vmid_qfpa_issue(struct lpfc_hba *phba); /* The source of a terminate rport I/O is either a dev_loss_tmo * event or a call to fc_remove_host. While the rport should be @@ -429,6 +430,32 @@ lpfc_dev_loss_tmo_handler(struct lpfc_nodelist *ndlp) return fcf_inuse; } +static void lpfc_check_vmid_qfpa_issue(struct lpfc_hba *phba) +{ + struct lpfc_vport *vport; + struct lpfc_vport **vports; + int i; + + vports = lpfc_create_vport_work_array(phba); + if (!vports) + return; + + for (i = 0; i <= phba->max_vports; i++) { + if ((!vports[i]) && (i == 0)) + vport = phba->pport; + else + vport = vports[i]; + if (!vport) + break; + + if (vport->vmid_flag & LPFC_VMID_ISSUE_QFPA) { + lpfc_issue_els_qfpa(vport); + vport->vmid_flag &= ~LPFC_VMID_ISSUE_QFPA; + } + } + lpfc_destroy_vport_work_array(phba, vports); +} + /** * lpfc_sli4_post_dev_loss_tmo_handler - SLI4 post devloss timeout handler * @phba: Pointer to hba context object. @@ -749,6 +776,22 @@ lpfc_work_done(struct lpfc_hba *phba) if (ha_copy & HA_LATT) lpfc_handle_latt(phba); + /* Handle VMID Events */ + if (lpfc_is_vmid_enabled(phba)) { + if (phba->pport->work_port_events & + WORKER_CHECK_VMID_ISSUE_QFPA) { + lpfc_check_vmid_qfpa_issue(phba); + phba->pport->work_port_events &= + ~WORKER_CHECK_VMID_ISSUE_QFPA; + } + if (phba->pport->work_port_events & + WORKER_CHECK_INACTIVE_VMID) { + lpfc_check_inactive_vmid(phba); + phba->pport->work_port_events &= + ~WORKER_CHECK_INACTIVE_VMID; + } + } + /* Process SLI4 events */ if (phba->pci_dev_grp == LPFC_PCI_DEV_OC) { if (phba->hba_flag & HBA_RRQ_ACTIVE)