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From: Muneendra <muneendra.kumar@broadcom.com>
To: linux-block@vger.kernel.org, linux-scsi@vger.kernel.org,
	tj@kernel.org, linux-nvme@lists.infradead.org
Cc: jsmart2021@gmail.com, emilne@redhat.com, mkumar@redhat.com,
	pbonzini@redhat.com,
	Gaurav Srivastava <gaurav.srivastava@broadcom.com>
Subject: [RFC v2 17/18] lpfc: vmid: Adding qfpa and vmid timeout check in worker thread
Date: Mon, 19 Oct 2020 13:13:12 +0530	[thread overview]
Message-ID: <1603093393-12875-18-git-send-email-muneendra.kumar@broadcom.com> (raw)
In-Reply-To: <1603093393-12875-1-git-send-email-muneendra.kumar@broadcom.com>

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From: Gaurav Srivastava <gaurav.srivastava@broadcom.com>

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.

Signed-off-by: Gaurav Srivastava  <gaurav.srivastava@broadcom.com>
Signed-off-by: James Smart <jsmart2021@gmail.com>

---
v2:
Ported the patch on top of 5.10/scsi-queue
---
 drivers/scsi/lpfc/lpfc_hbadisc.c | 42 ++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)

diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index b20013866942..38df3c4341f9 100644
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -433,6 +433,32 @@ lpfc_dev_loss_tmo_handler(struct lpfc_nodelist *ndlp)
 	return fcf_inuse;
 }
 
+void lpfc_check_vmid_qfpa_issue(struct lpfc_hba *phba)
+{
+	struct lpfc_vport *vport;
+	struct lpfc_vport **vports;
+	int i, ret;
+
+	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) {
+			ret = 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.
@@ -744,6 +770,22 @@ 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)
-- 
2.26.2


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  parent reply	other threads:[~2020-10-19 14:37 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-19  7:42 [RFC v2 00/18] blkcg:Support to track FC storage blk io traffic Muneendra
2020-10-19  7:42 ` [RFC v2 01/18] cgroup: Added cgroup_get_from_kernfs_id Muneendra
2020-10-19 14:43   ` Tejun Heo
2020-10-19  7:42 ` [RFC v2 02/18] blkcg: Added a app identifier support for blkcg Muneendra
2020-10-19 14:46   ` Tejun Heo
2020-10-19 15:13     ` Muneendra Kumar M
2020-10-19 15:19       ` Tejun Heo
2020-10-19 15:20         ` Muneendra Kumar M
2020-10-19  7:42 ` [RFC v2 03/18] nvme: Added a newsysfs attribute appid_store Muneendra
2020-10-19  7:42 ` [RFC v2 04/18] lpfc: vmid: Add the datastructure for supporting VMID in lpfc Muneendra
2020-10-19  7:43 ` [RFC v2 05/18] lpfc: vmid: API to check if VMID is enabled Muneendra
2020-10-19  7:43 ` [RFC v2 06/18] lpfc: vmid: Supplementary data structures for vmid Muneendra
2020-10-19  7:43 ` [RFC v2 07/18] lpfc: vmid: Forward declarations for APIs Muneendra
2020-10-19  7:43 ` [RFC v2 08/18] lpfc: vmid: Add support for vmid in mailbox command Muneendra
2020-10-19  7:43 ` [RFC v2 09/18] lpfc: vmid: VMID params initialization Muneendra
2020-10-19  7:43 ` [RFC v2 10/18] lpfc: vmid: vmid resource allocation Muneendra
2020-10-19  7:43 ` [RFC v2 11/18] lpfc: vmid: cleanup vmid resources Muneendra
2020-10-19  7:43 ` [RFC v2 12/18] lpfc: vmid: Implements ELS commands for appid patch Muneendra
2020-10-19  7:43 ` [RFC v2 13/18] lpfc: vmid: Functions to manage vmids Muneendra
2020-10-19  7:43 ` [RFC v2 14/18] lpfc: vmid: Implements CT commands for appid Muneendra
2020-10-19  7:43 ` [RFC v2 15/18] lpfc: vmid: Appends the vmid in the wqe before sending request Muneendra
2020-10-19  7:43 ` [RFC v2 16/18] lpfc: vmid: Timeout implementation for vmid Muneendra
2020-10-19  7:43 ` Muneendra [this message]
2020-10-19  7:43 ` [RFC v2 18/18] lpfc: vmid: Introducing vmid in io path Muneendra

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