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From: Muneendra Kumar <muneendra.kumar@broadcom.com>
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 <gaurav.srivastava@broadcom.com>
Subject: [PATCH v11 12/13] lpfc: vmid: Adding qfpa and vmid timeout check in worker thread
Date: Tue,  8 Jun 2021 10:05:55 +0530	[thread overview]
Message-ID: <20210608043556.274139-13-muneendra.kumar@broadcom.com> (raw)
In-Reply-To: <20210608043556.274139-1-muneendra.kumar@broadcom.com>

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.

Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Gaurav Srivastava  <gaurav.srivastava@broadcom.com>
Signed-off-by: James Smart <jsmart2021@gmail.com>

---
v11:
No change

v10:
No change

v9:
No change

v8:
checked the function return value

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 41a388aab1cf..8ffd2727f47f 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);
 
 static int
 lpfc_valid_xpt_node(struct lpfc_nodelist *ndlp)
@@ -428,6 +429,32 @@ 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) {
+			if (!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.
@@ -748,6 +775,22 @@ 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


  parent reply	other threads:[~2021-06-08 11:36 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-08  4:35 [PATCH v11 00/13] blkcg:Support to track FC storage blk io traffic Muneendra Kumar
2021-06-08  4:35 ` [PATCH v11 01/13] cgroup: Added cgroup_get_from_id Muneendra Kumar
2021-06-08  4:35 ` [PATCH v11 02/13] blkcg: Added a app identifier support for blkcg Muneendra Kumar
2021-06-08  4:35 ` [PATCH v11 03/13] nvme: Added a newsysfs attribute appid_store Muneendra Kumar
2021-06-08  4:35 ` [PATCH v11 04/13] lpfc: vmid: Add the datastructure for supporting VMID in lpfc Muneendra Kumar
2021-06-08  4:35 ` [PATCH v11 05/13] lpfc: vmid: VMID params initialization Muneendra Kumar
2021-06-08  4:35 ` [PATCH v11 06/13] lpfc: vmid: Add support for vmid in mailbox command, does vmid resource allocation and vmid cleanup Muneendra Kumar
2021-06-08  4:35 ` [PATCH v11 07/13] lpfc: vmid: Implements ELS commands for appid patch Muneendra Kumar
2021-06-08  4:35 ` [PATCH v11 08/13] lpfc: vmid: Functions to manage vmids Muneendra Kumar
2021-06-08 13:09   ` Hannes Reinecke
2021-06-08  4:35 ` [PATCH v11 09/13] lpfc: vmid: Implements CT commands for appid Muneendra Kumar
2021-06-08  4:35 ` [PATCH v11 10/13] lpfc: vmid: Appends the vmid in the wqe before sending Muneendra Kumar
2021-06-08  4:35 ` [PATCH v11 11/13] lpfc: vmid: Timeout implementation for vmid Muneendra Kumar
2021-06-08  4:35 ` Muneendra Kumar [this message]
2021-06-08  4:35 ` [PATCH v11 13/13] lpfc: vmid: Introducing vmid in io path Muneendra Kumar

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