Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git

21 files changed, 2322 insertions, 886 deletions

diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h
index ba3ecab9baf..f26b9538aff 100644
--- a/drivers/scsi/lpfc/lpfc.h
+++ b/drivers/scsi/lpfc/lpfc.h
@@ -29,7 +29,8 @@ struct lpfc_sli2_slim;
 #define LPFC_MAX_NS_RETRY	3	/* Number of retry attempts to contact
 					   the NameServer  before giving up. */
 #define LPFC_CMD_PER_LUN	3	/* max outstanding cmds per lun */
-#define LPFC_SG_SEG_CNT		64	/* sg element count per scsi cmnd */
+#define LPFC_DEFAULT_SG_SEG_CNT	64	/* sg element count per scsi cmnd */
+#define LPFC_MAX_SG_SEG_CNT	256	/* sg element count per scsi cmnd */
 #define LPFC_IOCB_LIST_CNT	2250	/* list of IOCBs for fast-path usage. */
 #define LPFC_Q_RAMP_UP_INTERVAL 120     /* lun q_depth ramp up interval */
 
@@ -68,6 +69,7 @@ struct lpfc_dmabuf {
 	struct list_head list;
 	void *virt;		/* virtual address ptr */
 	dma_addr_t phys;	/* mapped address */
+	uint32_t   buffer_tag;	/* used for tagged queue ring */
 };
 
 struct lpfc_dma_pool {
@@ -272,10 +274,16 @@ struct lpfc_vport {
 #define FC_ABORT_DISCOVERY      0x8000	 /* we want to abort discovery */
 #define FC_NDISC_ACTIVE         0x10000	 /* NPort discovery active */
 #define FC_BYPASSED_MODE        0x20000	 /* NPort is in bypassed mode */
-#define FC_RFF_NOT_SUPPORTED    0x40000	 /* RFF_ID was rejected by switch */
 #define FC_VPORT_NEEDS_REG_VPI	0x80000  /* Needs to have its vpi registered */
 #define FC_RSCN_DEFERRED	0x100000 /* A deferred RSCN being processed */
 
+	uint32_t ct_flags;
+#define FC_CT_RFF_ID		0x1	 /* RFF_ID accepted by switch */
+#define FC_CT_RNN_ID		0x2	 /* RNN_ID accepted by switch */
+#define FC_CT_RSNN_NN		0x4	 /* RSNN_NN accepted by switch */
+#define FC_CT_RSPN_ID		0x8	 /* RSPN_ID accepted by switch */
+#define FC_CT_RFT_ID		0x10	 /* RFT_ID accepted by switch */
+
 	struct list_head fc_nodes;
 
 	/* Keep counters for the number of entries in each list. */
@@ -344,6 +352,7 @@ struct lpfc_vport {
 	uint32_t cfg_discovery_threads;
 	uint32_t cfg_log_verbose;
 	uint32_t cfg_max_luns;
+	uint32_t cfg_enable_da_id;
 
 	uint32_t dev_loss_tmo_changed;
 
@@ -360,6 +369,7 @@ struct lpfc_vport {
 
 struct hbq_s {
 	uint16_t entry_count;	  /* Current number of HBQ slots */
+	uint16_t buffer_count;	  /* Current number of buffers posted */
 	uint32_t next_hbqPutIdx;  /* Index to next HBQ slot to use */
 	uint32_t hbqPutIdx;	  /* HBQ slot to use */
 	uint32_t local_hbqGetIdx; /* Local copy of Get index from Port */
@@ -377,6 +387,11 @@ struct hbq_s {
 #define LPFC_ELS_HBQ	0
 #define LPFC_EXTRA_HBQ	1
 
+enum hba_temp_state {
+	HBA_NORMAL_TEMP,
+	HBA_OVER_TEMP
+};
+
 struct lpfc_hba {
 	struct lpfc_sli sli;
 	uint32_t sli_rev;		/* SLI2 or SLI3 */
@@ -457,7 +472,8 @@ struct lpfc_hba {
 	uint64_t cfg_soft_wwnn;
 	uint64_t cfg_soft_wwpn;
 	uint32_t cfg_hba_queue_depth;
-
+	uint32_t cfg_enable_hba_reset;
+	uint32_t cfg_enable_hba_heartbeat;
 
 	lpfc_vpd_t vpd;		/* vital product data */
 
@@ -544,8 +560,7 @@ struct lpfc_hba {
 	struct list_head port_list;
 	struct lpfc_vport *pport;	/* physical lpfc_vport pointer */
 	uint16_t max_vpi;		/* Maximum virtual nports */
-#define LPFC_MAX_VPI 100		/* Max number of VPI supported */
-#define LPFC_MAX_VPORTS (LPFC_MAX_VPI+1)/* Max number of VPorts supported */
+#define LPFC_MAX_VPI 0xFFFF		/* Max number of VPI supported */
 	unsigned long *vpi_bmask;	/* vpi allocation table */
 
 	/* Data structure used by fabric iocb scheduler */
@@ -563,16 +578,30 @@ struct lpfc_hba {
 	struct dentry *hba_debugfs_root;
 	atomic_t debugfs_vport_count;
 	struct dentry *debug_hbqinfo;
-	struct dentry *debug_dumpslim;
+	struct dentry *debug_dumpHostSlim;
+	struct dentry *debug_dumpHBASlim;
 	struct dentry *debug_slow_ring_trc;
 	struct lpfc_debugfs_trc *slow_ring_trc;
 	atomic_t slow_ring_trc_cnt;
 #endif
 
+	/* Used for deferred freeing of ELS data buffers */
+	struct list_head elsbuf;
+	int elsbuf_cnt;
+	int elsbuf_prev_cnt;
+
+	uint8_t temp_sensor_support;
 	/* Fields used for heart beat. */
 	unsigned long last_completion_time;
 	struct timer_list hb_tmofunc;
 	uint8_t hb_outstanding;
+	/*
+	 * Following bit will be set for all buffer tags which are not
+	 * associated with any HBQ.
+	 */
+#define QUE_BUFTAG_BIT  (1<<31)
+	uint32_t buffer_tag_count;
+	enum hba_temp_state over_temp_state;
 };
 
 static inline struct Scsi_Host *
@@ -598,5 +627,15 @@ lpfc_is_link_up(struct lpfc_hba *phba)
 		phba->link_state == LPFC_HBA_READY;
 }
 
-#define FC_REG_DUMP_EVENT	0x10	/* Register for Dump events */
+#define FC_REG_DUMP_EVENT		0x10	/* Register for Dump events */
+#define FC_REG_TEMPERATURE_EVENT	0x20    /* Register for temperature
+						   event */
 
+struct temp_event {
+	uint32_t event_type;
+	uint32_t event_code;
+	uint32_t data;
+};
+#define LPFC_CRIT_TEMP		0x1
+#define LPFC_THRESHOLD_TEMP	0x2
+#define LPFC_NORMAL_TEMP	0x3
diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
index 80a11218b9b..4bae4a2ed2f 100644
--- a/drivers/scsi/lpfc/lpfc_attr.c
+++ b/drivers/scsi/lpfc/lpfc_attr.c
@@ -1,7 +1,7 @@
 /*******************************************************************
  * This file is part of the Emulex Linux Device Driver for         *
  * Fibre Channel Host Bus Adapters.                                *
- * Copyright (C) 2004-2007 Emulex.  All rights reserved.           *
+ * Copyright (C) 2004-2008 Emulex.  All rights reserved.           *
  * EMULEX and SLI are trademarks of Emulex.                        *
  * www.emulex.com                                                  *
  * Portions Copyright (C) 2004-2005 Christoph Hellwig              *
@@ -45,6 +45,10 @@
 #define LPFC_MIN_DEVLOSS_TMO 1
 #define LPFC_MAX_DEVLOSS_TMO 255
 
+#define LPFC_MAX_LINK_SPEED 8
+#define LPFC_LINK_SPEED_BITMAP 0x00000117
+#define LPFC_LINK_SPEED_STRING "0, 1, 2, 4, 8"
+
 static void
 lpfc_jedec_to_ascii(int incr, char hdw[])
 {
@@ -86,6 +90,15 @@ lpfc_serialnum_show(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
+lpfc_temp_sensor_show(struct class_device *cdev, char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(cdev);
+	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
+	struct lpfc_hba   *phba = vport->phba;
+	return snprintf(buf, PAGE_SIZE, "%d\n",phba->temp_sensor_support);
+}
+
+static ssize_t
 lpfc_modeldesc_show(struct class_device *cdev, char *buf)
 {
 	struct Scsi_Host  *shost = class_to_shost(cdev);
@@ -178,12 +191,9 @@ lpfc_state_show(struct class_device *cdev, char *buf)
 	case LPFC_LINK_UP:
 	case LPFC_CLEAR_LA:
 	case LPFC_HBA_READY:
-		len += snprintf(buf + len, PAGE_SIZE-len, "Link Up - \n");
+		len += snprintf(buf + len, PAGE_SIZE-len, "Link Up - ");
 
 		switch (vport->port_state) {
-			len += snprintf(buf + len, PAGE_SIZE-len,
-					"initializing\n");
-			break;
 		case LPFC_LOCAL_CFG_LINK:
 			len += snprintf(buf + len, PAGE_SIZE-len,
 					"Configuring Link\n");
@@ -252,8 +262,7 @@ lpfc_issue_lip(struct Scsi_Host *shost)
 	int mbxstatus = MBXERR_ERROR;
 
 	if ((vport->fc_flag & FC_OFFLINE_MODE) ||
-	    (phba->sli.sli_flag & LPFC_BLOCK_MGMT_IO) ||
-	    (vport->port_state != LPFC_VPORT_READY))
+	    (phba->sli.sli_flag & LPFC_BLOCK_MGMT_IO))
 		return -EPERM;
 
 	pmboxq = mempool_alloc(phba->mbox_mem_pool,GFP_KERNEL);
@@ -305,12 +314,14 @@ lpfc_do_offline(struct lpfc_hba *phba, uint32_t type)
 
 	psli = &phba->sli;
 
+	/* Wait a little for things to settle down, but not
+	 * long enough for dev loss timeout to expire.
+	 */
 	for (i = 0; i < psli->num_rings; i++) {
 		pring = &psli->ring[i];
-		/* The linkdown event takes 30 seconds to timeout. */
 		while (pring->txcmplq_cnt) {
 			msleep(10);
-			if (cnt++ > 3000) {
+			if (cnt++ > 500) {  /* 5 secs */
 				lpfc_printf_log(phba,
 					KERN_WARNING, LOG_INIT,
 					"0466 Outstanding IO when "
@@ -336,6 +347,9 @@ lpfc_selective_reset(struct lpfc_hba *phba)
 	struct completion online_compl;
 	int status = 0;
 
+	if (!phba->cfg_enable_hba_reset)
+		return -EIO;
+
 	status = lpfc_do_offline(phba, LPFC_EVT_OFFLINE);
 
 	if (status != 0)
@@ -409,6 +423,8 @@ lpfc_board_mode_store(struct class_device *cdev, const char *buf, size_t count)
 	struct completion online_compl;
 	int status=0;
 
+	if (!phba->cfg_enable_hba_reset)
+		return -EACCES;
 	init_completion(&online_compl);
 
 	if(strncmp(buf, "online", sizeof("online") - 1) == 0) {
@@ -908,6 +924,8 @@ static CLASS_DEVICE_ATTR(used_rpi, S_IRUGO, lpfc_used_rpi_show, NULL);
 static CLASS_DEVICE_ATTR(max_xri, S_IRUGO, lpfc_max_xri_show, NULL);
 static CLASS_DEVICE_ATTR(used_xri, S_IRUGO, lpfc_used_xri_show, NULL);
 static CLASS_DEVICE_ATTR(npiv_info, S_IRUGO, lpfc_npiv_info_show, NULL);
+static CLASS_DEVICE_ATTR(lpfc_temp_sensor, S_IRUGO, lpfc_temp_sensor_show,
+			 NULL);
 
 
 static char *lpfc_soft_wwn_key = "C99G71SL8032A";
@@ -971,6 +989,14 @@ lpfc_soft_wwpn_store(struct class_device *cdev, const char *buf, size_t count)
 	unsigned int i, j, cnt=count;
 	u8 wwpn[8];
 
+	if (!phba->cfg_enable_hba_reset)
+		return -EACCES;
+	spin_lock_irq(&phba->hbalock);
+	if (phba->over_temp_state == HBA_OVER_TEMP) {
+		spin_unlock_irq(&phba->hbalock);
+		return -EACCES;
+	}
+	spin_unlock_irq(&phba->hbalock);
 	/* count may include a LF at end of string */
 	if (buf[cnt-1] == '\n')
 		cnt--;
@@ -1102,7 +1128,13 @@ MODULE_PARM_DESC(lpfc_sli_mode, "SLI mode selector:"
 		 " 2 - select SLI-2 even on SLI-3 capable HBAs,"
 		 " 3 - select SLI-3");
 
-LPFC_ATTR_R(enable_npiv, 0, 0, 1, "Enable NPIV functionality");
+int lpfc_enable_npiv = 0;
+module_param(lpfc_enable_npiv, int, 0);
+MODULE_PARM_DESC(lpfc_enable_npiv, "Enable NPIV functionality");
+lpfc_param_show(enable_npiv);
+lpfc_param_init(enable_npiv, 0, 0, 1);
+static CLASS_DEVICE_ATTR(lpfc_enable_npiv, S_IRUGO,
+			 lpfc_enable_npiv_show, NULL);
 
 /*
 # lpfc_nodev_tmo: If set, it will hold all I/O errors on devices that disappear
@@ -1248,6 +1280,13 @@ LPFC_VPORT_ATTR_HEX_RW(log_verbose, 0x0, 0x0, 0xffff,
 		       "Verbose logging bit-mask");
 
 /*
+# lpfc_enable_da_id: This turns on the DA_ID CT command that deregisters
+# objects that have been registered with the nameserver after login.
+*/
+LPFC_VPORT_ATTR_R(enable_da_id, 0, 0, 1,
+		  "Deregister nameserver objects before LOGO");
+
+/*
 # lun_queue_depth:  This parameter is used to limit the number of outstanding
 # commands per FCP LUN. Value range is [1,128]. Default value is 30.
 */
@@ -1369,7 +1408,33 @@ LPFC_VPORT_ATTR_R(scan_down, 1, 0, 1,
 # Set loop mode if you want to run as an NL_Port. Value range is [0,0x6].
 # Default value is 0.
 */
-LPFC_ATTR_RW(topology, 0, 0, 6, "Select Fibre Channel topology");
+static int
+lpfc_topology_set(struct lpfc_hba *phba, int val)
+{
+	int err;
+	uint32_t prev_val;
+	if (val >= 0 && val <= 6) {
+		prev_val = phba->cfg_topology;
+		phba->cfg_topology = val;
+		err = lpfc_issue_lip(lpfc_shost_from_vport(phba->pport));
+		if (err)
+			phba->cfg_topology = prev_val;
+		return err;
+	}
+	lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+		"%d:0467 lpfc_topology attribute cannot be set to %d, "
+		"allowed range is [0, 6]\n",
+		phba->brd_no, val);
+	return -EINVAL;
+}
+static int lpfc_topology = 0;
+module_param(lpfc_topology, int, 0);
+MODULE_PARM_DESC(lpfc_topology, "Select Fibre Channel topology");
+lpfc_param_show(topology)
+lpfc_param_init(topology, 0, 0, 6)
+lpfc_param_store(topology)
+static CLASS_DEVICE_ATTR(lpfc_topology, S_IRUGO | S_IWUSR,
+		lpfc_topology_show, lpfc_topology_store);
 
 /*
 # lpfc_link_speed: Link speed selection for initializing the Fibre Channel
@@ -1381,7 +1446,59 @@ LPFC_ATTR_RW(topology, 0, 0, 6, "Select Fibre Channel topology");
 #       8  = 8 Gigabaud
 # Value range is [0,8]. Default value is 0.
 */
-LPFC_ATTR_R(link_speed, 0, 0, 8, "Select link speed");
+static int
+lpfc_link_speed_set(struct lpfc_hba *phba, int val)
+{
+	int err;
+	uint32_t prev_val;
+
+	if (((val == LINK_SPEED_1G) && !(phba->lmt & LMT_1Gb)) ||
+		((val == LINK_SPEED_2G) && !(phba->lmt & LMT_2Gb)) ||
+		((val == LINK_SPEED_4G) && !(phba->lmt & LMT_4Gb)) ||
+		((val == LINK_SPEED_8G) && !(phba->lmt & LMT_8Gb)) ||
+		((val == LINK_SPEED_10G) && !(phba->lmt & LMT_10Gb)))
+		return -EINVAL;
+
+	if ((val >= 0 && val <= LPFC_MAX_LINK_SPEED)
+		&& (LPFC_LINK_SPEED_BITMAP & (1 << val))) {
+		prev_val = phba->cfg_link_speed;
+		phba->cfg_link_speed = val;
+		err = lpfc_issue_lip(lpfc_shost_from_vport(phba->pport));
+		if (err)
+			phba->cfg_link_speed = prev_val;
+		return err;
+	}
+
+	lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+		"%d:0469 lpfc_link_speed attribute cannot be set to %d, "
+		"allowed range is [0, 8]\n",
+		phba->brd_no, val);
+	return -EINVAL;
+}
+
+static int lpfc_link_speed = 0;
+module_param(lpfc_link_speed, int, 0);
+MODULE_PARM_DESC(lpfc_link_speed, "Select link speed");
+lpfc_param_show(link_speed)
+static int
+lpfc_link_speed_init(struct lpfc_hba *phba, int val)
+{
+	if ((val >= 0 && val <= LPFC_MAX_LINK_SPEED)
+		&& (LPFC_LINK_SPEED_BITMAP & (1 << val))) {
+		phba->cfg_link_speed = val;
+		return 0;
+	}
+	lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+			"0454 lpfc_link_speed attribute cannot "
+			"be set to %d, allowed values are "
+			"["LPFC_LINK_SPEED_STRING"]\n", val);
+	phba->cfg_link_speed = 0;
+	return -EINVAL;
+}
+
+lpfc_param_store(link_speed)
+static CLASS_DEVICE_ATTR(lpfc_link_speed, S_IRUGO | S_IWUSR,
+		lpfc_link_speed_show, lpfc_link_speed_store);
 
 /*
 # lpfc_fcp_class:  Determines FC class to use for the FCP protocol.
@@ -1479,7 +1596,30 @@ LPFC_ATTR_RW(poll_tmo, 10, 1, 255,
 */
 LPFC_ATTR_R(use_msi, 0, 0, 1, "Use Message Signaled Interrupts, if possible");
 
+/*
+# lpfc_enable_hba_reset: Allow or prevent HBA resets to the hardware.
+#       0  = HBA resets disabled
+#       1  = HBA resets enabled (default)
+# Value range is [0,1]. Default value is 1.
+*/
+LPFC_ATTR_R(enable_hba_reset, 1, 0, 1, "Enable HBA resets from the driver.");
+
+/*
+# lpfc_enable_hba_heartbeat: Enable HBA heartbeat timer..
+#       0  = HBA Heartbeat disabled
+#       1  = HBA Heartbeat enabled (default)
+# Value range is [0,1]. Default value is 1.
+*/
+LPFC_ATTR_R(enable_hba_heartbeat, 1, 0, 1, "Enable HBA Heartbeat.");
 
+/*
+ * lpfc_sg_seg_cnt: Initial Maximum DMA Segment Count
+ * This value can be set to values between 64 and 256. The default value is
+ * 64, but may be increased to allow for larger Max I/O sizes. The scsi layer
+ * will be allowed to request I/Os of sizes up to (MAX_SEG_COUNT * SEG_SIZE).
+ */
+LPFC_ATTR_R(sg_seg_cnt, LPFC_DEFAULT_SG_SEG_CNT, LPFC_DEFAULT_SG_SEG_CNT,
+	    LPFC_MAX_SG_SEG_CNT, "Max Scatter Gather Segment Count");
 
 struct class_device_attribute *lpfc_hba_attrs[] = {
 	&class_device_attr_info,
@@ -1494,6 +1634,7 @@ struct class_device_attribute *lpfc_hba_attrs[] = {
 	&class_device_attr_state,
 	&class_device_attr_num_discovered_ports,
 	&class_device_attr_lpfc_drvr_version,
+	&class_device_attr_lpfc_temp_sensor,
 	&class_device_attr_lpfc_log_verbose,
 	&class_device_attr_lpfc_lun_queue_depth,
 	&class_device_attr_lpfc_hba_queue_depth,
@@ -1530,6 +1671,9 @@ struct class_device_attribute *lpfc_hba_attrs[] = {
 	&class_device_attr_lpfc_soft_wwnn,
 	&class_device_attr_lpfc_soft_wwpn,
 	&class_device_attr_lpfc_soft_wwn_enable,
+	&class_device_attr_lpfc_enable_hba_reset,
+	&class_device_attr_lpfc_enable_hba_heartbeat,
+	&class_device_attr_lpfc_sg_seg_cnt,
 	NULL,
 };
 
@@ -1552,6 +1696,7 @@ struct class_device_attribute *lpfc_vport_attrs[] = {
 	&class_device_attr_lpfc_max_luns,
 	&class_device_attr_nport_evt_cnt,
 	&class_device_attr_npiv_info,
+	&class_device_attr_lpfc_enable_da_id,
 	NULL,
 };
 
@@ -1727,13 +1872,18 @@ sysfs_mbox_read(struct kobject *kobj, struct bin_attribute *bin_attr,
 
 	spin_lock_irq(&phba->hbalock);
 
+	if (phba->over_temp_state == HBA_OVER_TEMP) {
+		sysfs_mbox_idle(phba);
+		spin_unlock_irq(&phba->hbalock);
+		return  -EACCES;
+	}
+
 	if (off == 0 &&
 	    phba->sysfs_mbox.state  == SMBOX_WRITING &&
 	    phba->sysfs_mbox.offset >= 2 * sizeof(uint32_t)) {
 
 		switch (phba->sysfs_mbox.mbox->mb.mbxCommand) {
 			/* Offline only */
-		case MBX_WRITE_NV:
 		case MBX_INIT_LINK:
 		case MBX_DOWN_LINK:
 		case MBX_CONFIG_LINK:
@@ -1744,9 +1894,7 @@ sysfs_mbox_read(struct kobject *kobj, struct bin_attribute *bin_attr,
 		case MBX_DUMP_CONTEXT:
 		case MBX_RUN_DIAGS:
 		case MBX_RESTART:
-		case MBX_FLASH_WR_ULA:
 		case MBX_SET_MASK:
-		case MBX_SET_SLIM:
 		case MBX_SET_DEBUG:
 			if (!(vport->fc_flag & FC_OFFLINE_MODE)) {
 				printk(KERN_WARNING "mbox_read:Command 0x%x "
@@ -1756,6 +1904,8 @@ sysfs_mbox_read(struct kobject *kobj, struct bin_attribute *bin_attr,
 				spin_unlock_irq(&phba->hbalock);
 				return -EPERM;
 			}
+		case MBX_WRITE_NV:
+		case MBX_WRITE_VPARMS:
 		case MBX_LOAD_SM:
 		case MBX_READ_NV:
 		case MBX_READ_CONFIG:
@@ -1772,6 +1922,8 @@ sysfs_mbox_read(struct kobject *kobj, struct bin_attribute *bin_attr,
 		case MBX_LOAD_EXP_ROM:
 		case MBX_BEACON:
 		case MBX_DEL_LD_ENTRY:
+		case MBX_SET_VARIABLE:
+		case MBX_WRITE_WWN:
 			break;
 		case MBX_READ_SPARM64:
 		case MBX_READ_LA:
@@ -1793,6 +1945,17 @@ sysfs_mbox_read(struct kobject *kobj, struct bin_attribute *bin_attr,
 			return -EPERM;
 		}
 
+		/* If HBA encountered an error attention, allow only DUMP
+		 * mailbox command until the HBA is restarted.
+		 */
+		if ((phba->pport->stopped) &&
+			(phba->sysfs_mbox.mbox->mb.mbxCommand
+				!= MBX_DUMP_MEMORY)) {
+			sysfs_mbox_idle(phba);
+			spin_unlock_irq(&phba->hbalock);
+			return -EPERM;
+		}
+
 		phba->sysfs_mbox.mbox->vport = vport;
 
 		if (phba->sli.sli_flag & LPFC_BLOCK_MGMT_IO) {
@@ -1993,7 +2156,8 @@ lpfc_get_host_speed(struct Scsi_Host *shost)
 				fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN;
 			break;
 		}
-	}
+	} else
+		fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN;
 
 	spin_unlock_irq(shost->host_lock);
 }
@@ -2013,7 +2177,7 @@ lpfc_get_host_fabric_name (struct Scsi_Host *shost)
 		node_name = wwn_to_u64(phba->fc_fabparam.nodeName.u.wwn);
 	else
 		/* fabric is local port if there is no F/FL_Port */
-		node_name = wwn_to_u64(vport->fc_nodename.u.wwn);
+		node_name = 0;
 
 	spin_unlock_irq(shost->host_lock);
 
@@ -2337,8 +2501,6 @@ struct fc_function_template lpfc_transport_functions = {
 	.dev_loss_tmo_callbk = lpfc_dev_loss_tmo_callbk,
 	.terminate_rport_io = lpfc_terminate_rport_io,
 
-	.vport_create = lpfc_vport_create,
-	.vport_delete = lpfc_vport_delete,
 	.dd_fcvport_size = sizeof(struct lpfc_vport *),
 };
 
@@ -2414,21 +2576,23 @@ lpfc_get_cfgparam(struct lpfc_hba *phba)
 	lpfc_poll_tmo_init(phba, lpfc_poll_tmo);
 	lpfc_enable_npiv_init(phba, lpfc_enable_npiv);
 	lpfc_use_msi_init(phba, lpfc_use_msi);
+	lpfc_enable_hba_reset_init(phba, lpfc_enable_hba_reset);
+	lpfc_enable_hba_heartbeat_init(phba, lpfc_enable_hba_heartbeat);
 	phba->cfg_poll = lpfc_poll;
 	phba->cfg_soft_wwnn = 0L;
 	phba->cfg_soft_wwpn = 0L;
-	/*
-	 * The total number of segments is the configuration value plus 2
-	 * since the IOCB need a command and response bde.
-	 */
-	phba->cfg_sg_seg_cnt = LPFC_SG_SEG_CNT + 2;
+	lpfc_sg_seg_cnt_init(phba, lpfc_sg_seg_cnt);
+	/* Also reinitialize the host templates with new values. */
+	lpfc_vport_template.sg_tablesize = phba->cfg_sg_seg_cnt;
+	lpfc_template.sg_tablesize = phba->cfg_sg_seg_cnt;
 	/*
 	 * Since the sg_tablesize is module parameter, the sg_dma_buf_size
-	 * used to create the sg_dma_buf_pool must be dynamically calculated
+	 * used to create the sg_dma_buf_pool must be dynamically calculated.
+	 * 2 segments are added since the IOCB needs a command and response bde.
 	 */
 	phba->cfg_sg_dma_buf_size = sizeof(struct fcp_cmnd) +
 			sizeof(struct fcp_rsp) +
-			(phba->cfg_sg_seg_cnt * sizeof(struct ulp_bde64));
+			((phba->cfg_sg_seg_cnt + 2) * sizeof(struct ulp_bde64));
 	lpfc_hba_queue_depth_init(phba, lpfc_hba_queue_depth);
 	return;
 }
@@ -2448,5 +2612,6 @@ lpfc_get_vport_cfgparam(struct lpfc_vport *vport)
 	lpfc_discovery_threads_init(vport, lpfc_discovery_threads);
 	lpfc_max_luns_init(vport, lpfc_max_luns);
 	lpfc_scan_down_init(vport, lpfc_scan_down);
+	lpfc_enable_da_id_init(vport, lpfc_enable_da_id);
 	return;
 }
diff --git a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h
index a599e151071..50fcb7c930b 100644
--- a/drivers/scsi/lpfc/lpfc_crtn.h
+++ b/drivers/scsi/lpfc/lpfc_crtn.h
@@ -23,6 +23,8 @@ typedef int (*node_filter)(struct lpfc_nodelist *ndlp, void *param);
 struct fc_rport;
 void lpfc_dump_mem(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t);
 void lpfc_read_nv(struct lpfc_hba *, LPFC_MBOXQ_t *);
+void lpfc_config_async(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
+
 void lpfc_heart_beat(struct lpfc_hba *, LPFC_MBOXQ_t *);
 int lpfc_read_la(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb,
 		 struct lpfc_dmabuf *mp);
@@ -43,9 +45,9 @@ void lpfc_init_link(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t);
 struct lpfc_vport *lpfc_find_vport_by_did(struct lpfc_hba *, uint32_t);
 void lpfc_cleanup_rpis(struct lpfc_vport *vport, int remove);
 int lpfc_linkdown(struct lpfc_hba *);
+void lpfc_port_link_failure(struct lpfc_vport *);
 void lpfc_mbx_cmpl_read_la(struct lpfc_hba *, LPFC_MBOXQ_t *);
 
-void lpfc_mbx_cmpl_clear_la(struct lpfc_hba *, LPFC_MBOXQ_t *);
 void lpfc_mbx_cmpl_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
 void lpfc_mbx_cmpl_dflt_rpi(struct lpfc_hba *, LPFC_MBOXQ_t *);
 void lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *, LPFC_MBOXQ_t *);
@@ -66,15 +68,15 @@ int lpfc_check_sli_ndlp(struct lpfc_hba *, struct lpfc_sli_ring *,
 void lpfc_nlp_init(struct lpfc_vport *, struct lpfc_nodelist *, uint32_t);
 struct lpfc_nodelist *lpfc_nlp_get(struct lpfc_nodelist *);
 int  lpfc_nlp_put(struct lpfc_nodelist *);
+int  lpfc_nlp_not_used(struct lpfc_nodelist *ndlp);
 struct lpfc_nodelist *lpfc_setup_disc_node(struct lpfc_vport *, uint32_t);
 void lpfc_disc_list_loopmap(struct lpfc_vport *);
 void lpfc_disc_start(struct lpfc_vport *);
-void lpfc_disc_flush_list(struct lpfc_vport *);
 void lpfc_cleanup_discovery_resources(struct lpfc_vport *);
+void lpfc_cleanup(struct lpfc_vport *);
 void lpfc_disc_timeout(unsigned long);
 
 struct lpfc_nodelist *__lpfc_findnode_rpi(struct lpfc_vport *, uint16_t);
-struct lpfc_nodelist *lpfc_findnode_rpi(struct lpfc_vport *, uint16_t);
 
 void lpfc_worker_wake_up(struct lpfc_hba *);
 int lpfc_workq_post_event(struct lpfc_hba *, void *, void *, uint32_t);
@@ -82,17 +84,17 @@ int lpfc_do_work(void *);
 int lpfc_disc_state_machine(struct lpfc_vport *, struct lpfc_nodelist *, void *,
 			    uint32_t);
 
-void lpfc_register_new_vport(struct lpfc_hba *, struct lpfc_vport *,
-			struct lpfc_nodelist *);
 void lpfc_do_scr_ns_plogi(struct lpfc_hba *, struct lpfc_vport *);
 int lpfc_check_sparm(struct lpfc_vport *, struct lpfc_nodelist *,
 		     struct serv_parm *, uint32_t);
 int lpfc_els_abort(struct lpfc_hba *, struct lpfc_nodelist *);
+void lpfc_more_plogi(struct lpfc_vport *);
+void lpfc_more_adisc(struct lpfc_vport *);
+void lpfc_end_rscn(struct lpfc_vport *);
 int lpfc_els_chk_latt(struct lpfc_vport *);
 int lpfc_els_abort_flogi(struct lpfc_hba *);
 int lpfc_initial_flogi(struct lpfc_vport *);
 int lpfc_initial_fdisc(struct lpfc_vport *);
-int lpfc_issue_els_fdisc(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
 int lpfc_issue_els_plogi(struct lpfc_vport *, uint32_t, uint8_t);
 int lpfc_issue_els_prli(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
 int lpfc_issue_els_adisc(struct lpfc_vport *, struct lpfc_nodelist *, uint8_t);
@@ -112,7 +114,6 @@ int lpfc_els_rsp_prli_acc(struct lpfc_vport *, struct lpfc_iocbq *,
 void lpfc_cancel_retry_delay_tmo(struct lpfc_vport *, struct lpfc_nodelist *);
 void lpfc_els_retry_delay(unsigned long);
 void lpfc_els_retry_delay_handler(struct lpfc_nodelist *);
-void lpfc_dev_loss_tmo_handler(struct lpfc_nodelist *);
 void lpfc_els_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
 			  struct lpfc_iocbq *);
 int lpfc_els_handle_rscn(struct lpfc_vport *);
@@ -124,7 +125,6 @@ int lpfc_els_disc_adisc(struct lpfc_vport *);
 int lpfc_els_disc_plogi(struct lpfc_vport *);
 void lpfc_els_timeout(unsigned long);
 void lpfc_els_timeout_handler(struct lpfc_vport *);
-void lpfc_hb_timeout(unsigned long);
 void lpfc_hb_timeout_handler(struct lpfc_hba *);
 
 void lpfc_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
@@ -142,7 +142,6 @@ void lpfc_hba_init(struct lpfc_hba *, uint32_t *);
 int lpfc_post_buffer(struct lpfc_hba *, struct lpfc_sli_ring *, int, int);
 void lpfc_decode_firmware_rev(struct lpfc_hba *, char *, int);
 int lpfc_online(struct lpfc_hba *);
-void lpfc_block_mgmt_io(struct lpfc_hba *);
 void lpfc_unblock_mgmt_io(struct lpfc_hba *);
 void lpfc_offline_prep(struct lpfc_hba *);
 void lpfc_offline(struct lpfc_hba *);
@@ -165,7 +164,6 @@ int lpfc_mbox_tmo_val(struct lpfc_hba *, int);
 
 void lpfc_config_hbq(struct lpfc_hba *, uint32_t, struct lpfc_hbq_init *,
 	uint32_t , LPFC_MBOXQ_t *);
-struct lpfc_hbq_entry * lpfc_sli_next_hbq_slot(struct lpfc_hba *, uint32_t);
 struct hbq_dmabuf *lpfc_els_hbq_alloc(struct lpfc_hba *);
 void lpfc_els_hbq_free(struct lpfc_hba *, struct hbq_dmabuf *);
 
@@ -178,7 +176,6 @@ void lpfc_poll_start_timer(struct lpfc_hba * phba);
 void lpfc_sli_poll_fcp_ring(struct lpfc_hba * hba);
 struct lpfc_iocbq * lpfc_sli_get_iocbq(struct lpfc_hba *);
 void lpfc_sli_release_iocbq(struct lpfc_hba * phba, struct lpfc_iocbq * iocb);
-void __lpfc_sli_release_iocbq(struct lpfc_hba * phba, struct lpfc_iocbq * iocb);
 uint16_t lpfc_sli_next_iotag(struct lpfc_hba * phba, struct lpfc_iocbq * iocb);
 
 void lpfc_reset_barrier(struct lpfc_hba * phba);
@@ -204,11 +201,14 @@ int lpfc_sli_ringpostbuf_put(struct lpfc_hba *, struct lpfc_sli_ring *,
 struct lpfc_dmabuf *lpfc_sli_ringpostbuf_get(struct lpfc_hba *,
 					     struct lpfc_sli_ring *,
 					     dma_addr_t);
+
+uint32_t lpfc_sli_get_buffer_tag(struct lpfc_hba *);
+struct lpfc_dmabuf * lpfc_sli_ring_taggedbuf_get(struct lpfc_hba *,
+			struct lpfc_sli_ring *, uint32_t );
+
 int lpfc_sli_hbq_count(void);
-int lpfc_sli_hbqbuf_init_hbqs(struct lpfc_hba *, uint32_t);
 int lpfc_sli_hbqbuf_add_hbqs(struct lpfc_hba *, uint32_t);
 void lpfc_sli_hbqbuf_free_all(struct lpfc_hba *);
-struct hbq_dmabuf *lpfc_sli_hbqbuf_find(struct lpfc_hba *, uint32_t);
 int lpfc_sli_hbq_size(void);
 int lpfc_sli_issue_abort_iotag(struct lpfc_hba *, struct lpfc_sli_ring *,
 			       struct lpfc_iocbq *);
@@ -219,9 +219,6 @@ int lpfc_sli_abort_iocb(struct lpfc_vport *, struct lpfc_sli_ring *, uint16_t,
 void lpfc_mbox_timeout(unsigned long);
 void lpfc_mbox_timeout_handler(struct lpfc_hba *);
 
-struct lpfc_nodelist *__lpfc_find_node(struct lpfc_vport *, node_filter,
-				       void *);
-struct lpfc_nodelist *lpfc_find_node(struct lpfc_vport *, node_filter, void *);
 struct lpfc_nodelist *lpfc_findnode_did(struct lpfc_vport *, uint32_t);
 struct lpfc_nodelist *lpfc_findnode_wwpn(struct lpfc_vport *,
 					 struct lpfc_name *);
@@ -260,6 +257,7 @@ extern struct scsi_host_template lpfc_vport_template;
 extern struct fc_function_template lpfc_transport_functions;
 extern struct fc_function_template lpfc_vport_transport_functions;
 extern int lpfc_sli_mode;
+extern int lpfc_enable_npiv;
 
 int  lpfc_vport_symbolic_node_name(struct lpfc_vport *, char *, size_t);
 void lpfc_terminate_rport_io(struct fc_rport *);
@@ -281,11 +279,8 @@ extern void lpfc_debugfs_slow_ring_trc(struct lpfc_hba *, char *, uint32_t,
 extern struct lpfc_hbq_init *lpfc_hbq_defs[];
 
 /* Interface exported by fabric iocb scheduler */
-int lpfc_issue_fabric_iocb(struct lpfc_hba *, struct lpfc_iocbq *);
-void lpfc_fabric_abort_vport(struct lpfc_vport *);
 void lpfc_fabric_abort_nport(struct lpfc_nodelist *);
 void lpfc_fabric_abort_hba(struct lpfc_hba *);
-void lpfc_fabric_abort_flogi(struct lpfc_hba *);
 void lpfc_fabric_block_timeout(unsigned long);
 void lpfc_unblock_fabric_iocbs(struct lpfc_hba *);
 void lpfc_adjust_queue_depth(struct lpfc_hba *);
diff --git a/drivers/scsi/lpfc/lpfc_ct.c b/drivers/scsi/lpfc/lpfc_ct.c
index c701e4d611a..92441ce610e 100644
--- a/drivers/scsi/lpfc/lpfc_ct.c
+++ b/drivers/scsi/lpfc/lpfc_ct.c
@@ -19,7 +19,7 @@
  *******************************************************************/
 
 /*
- * Fibre Channel SCSI LAN Device Driver CT support
+ * Fibre Channel SCSI LAN Device Driver CT support: FC Generic Services FC-GS
  */
 
 #include <linux/blkdev.h>
@@ -57,45 +57,27 @@
 
 static char *lpfc_release_version = LPFC_DRIVER_VERSION;
 
-/*
- * lpfc_ct_unsol_event
- */
 static void
-lpfc_ct_unsol_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq,
-		     struct lpfc_dmabuf *mp, uint32_t size)
+lpfc_ct_ignore_hbq_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq,
+			  struct lpfc_dmabuf *mp, uint32_t size)
 {
 	if (!mp) {
-		printk(KERN_ERR "%s (%d): Unsolited CT, no buffer, "
-		       "piocbq = %p, status = x%x, mp = %p, size = %d\n",
-		       __FUNCTION__, __LINE__,
-		       piocbq, piocbq->iocb.ulpStatus, mp, size);
+		lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
+				"0146 Ignoring unsolicted CT No HBQ "
+				"status = x%x\n",
+				piocbq->iocb.ulpStatus);
 	}
-
-	printk(KERN_ERR "%s (%d): Ignoring unsolicted CT piocbq = %p, "
-	       "buffer = %p, size = %d, status = x%x\n",
-	       __FUNCTION__, __LINE__,
-	       piocbq, mp, size,
-	       piocbq->iocb.ulpStatus);
-
+	lpfc_printf_log(phba, KERN_INFO, LOG_ELS,
+			"0145 Ignoring unsolicted CT HBQ Size:%d "
+			"status = x%x\n",
+			size, piocbq->iocb.ulpStatus);
 }
 
 static void
-lpfc_ct_ignore_hbq_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq,
-			  struct lpfc_dmabuf *mp, uint32_t size)
+lpfc_ct_unsol_buffer(struct lpfc_hba *phba, struct lpfc_iocbq *piocbq,
+		     struct lpfc_dmabuf *mp, uint32_t size)
 {
-	if (!mp) {
-		printk(KERN_ERR "%s (%d): Unsolited CT, no "
-		       "HBQ buffer, piocbq = %p, status = x%x\n",
-		       __FUNCTION__, __LINE__,
-		       piocbq, piocbq->iocb.ulpStatus);
-	} else {
-		lpfc_ct_unsol_buffer(phba, piocbq, mp, size);
-		printk(KERN_ERR "%s (%d): Ignoring unsolicted CT "
-		       "piocbq = %p, buffer = %p, size = %d, "
-		       "status = x%x\n",
-		       __FUNCTION__, __LINE__,
-		       piocbq, mp, size, piocbq->iocb.ulpStatus);
-	}
+	lpfc_ct_ignore_hbq_buffer(phba, piocbq, mp, size);
 }
 
 void
@@ -109,11 +91,8 @@ lpfc_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 	struct lpfc_iocbq *iocbq;
 	dma_addr_t paddr;
 	uint32_t size;
-	struct lpfc_dmabuf *bdeBuf1 = piocbq->context2;
-	struct lpfc_dmabuf *bdeBuf2 = piocbq->context3;
-
-	piocbq->context2 = NULL;
-	piocbq->context3 = NULL;
+	struct list_head head;
+	struct lpfc_dmabuf *bdeBuf;
 
 	if (unlikely(icmd->ulpStatus == IOSTAT_NEED_BUFFER)) {
 		lpfc_sli_hbqbuf_add_hbqs(phba, LPFC_ELS_HBQ);
@@ -122,7 +101,7 @@ lpfc_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 		/* Not enough posted buffers; Try posting more buffers */
 		phba->fc_stat.NoRcvBuf++;
 		if (!(phba->sli3_options & LPFC_SLI3_HBQ_ENABLED))
-			lpfc_post_buffer(phba, pring, 0, 1);
+			lpfc_post_buffer(phba, pring, 2, 1);
 		return;
 	}
 
@@ -133,38 +112,34 @@ lpfc_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 		return;
 
 	if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) {
-		list_for_each_entry(iocbq, &piocbq->list, list) {
+		INIT_LIST_HEAD(&head);
+		list_add_tail(&head, &piocbq->list);
+		list_for_each_entry(iocbq, &head, list) {
 			icmd = &iocbq->iocb;
-			if (icmd->ulpBdeCount == 0) {
-				printk(KERN_ERR "%s (%d): Unsolited CT, no "
-				       "BDE, iocbq = %p, status = x%x\n",
-				       __FUNCTION__, __LINE__,
-				       iocbq, iocbq->iocb.ulpStatus);
+			if (icmd->ulpBdeCount == 0)
 				continue;
-			}
-
+			bdeBuf = iocbq->context2;
+			iocbq->context2 = NULL;
 			size  = icmd->un.cont64[0].tus.f.bdeSize;
-			lpfc_ct_ignore_hbq_buffer(phba, piocbq, bdeBuf1, size);
-			lpfc_in_buf_free(phba, bdeBuf1);
+			lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf, size);
+			lpfc_in_buf_free(phba, bdeBuf);
 			if (icmd->ulpBdeCount == 2) {
-				lpfc_ct_ignore_hbq_buffer(phba, piocbq, bdeBuf2,
-							  size);
-				lpfc_in_buf_free(phba, bdeBuf2);
+				bdeBuf = iocbq->context3;
+				iocbq->context3 = NULL;
+				size  = icmd->unsli3.rcvsli3.bde2.tus.f.bdeSize;
+				lpfc_ct_unsol_buffer(phba, piocbq, bdeBuf,
+						     size);
+				lpfc_in_buf_free(phba, bdeBuf);
 			}
 		}
+		list_del(&head);
 	} else {
 		struct lpfc_iocbq  *next;
 
 		list_for_each_entry_safe(iocbq, next, &piocbq->list, list) {
 			icmd = &iocbq->iocb;
-			if (icmd->ulpBdeCount == 0) {
-				printk(KERN_ERR "%s (%d): Unsolited CT, no "
-				       "BDE, iocbq = %p, status = x%x\n",
-				       __FUNCTION__, __LINE__,
-				       iocbq, iocbq->iocb.ulpStatus);
-				continue;
-			}
-
+			if (icmd->ulpBdeCount == 0)
+				lpfc_ct_unsol_buffer(phba, piocbq, NULL, 0);
 			for (i = 0; i < icmd->ulpBdeCount; i++) {
 				paddr = getPaddr(icmd->un.cont64[i].addrHigh,
 						 icmd->un.cont64[i].addrLow);
@@ -176,6 +151,7 @@ lpfc_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 			}
 			list_del(&iocbq->list);
 			lpfc_sli_release_iocbq(phba, iocbq);
+			lpfc_post_buffer(phba, pring, i, 1);
 		}
 	}
 }
@@ -203,7 +179,7 @@ lpfc_alloc_ct_rsp(struct lpfc_hba *phba, int cmdcode, struct ulp_bde64 *bpl,
 	struct lpfc_dmabuf *mp;
 	int cnt, i = 0;
 
-	/* We get chucks of FCELSSIZE */
+	/* We get chunks of FCELSSIZE */
 	cnt = size > FCELSSIZE ? FCELSSIZE: size;
 
 	while (size) {
@@ -426,6 +402,7 @@ lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint32_t Size)
 
 	lpfc_set_disctmo(vport);
 	vport->num_disc_nodes = 0;
+	vport->fc_ns_retry = 0;
 
 
 	list_add_tail(&head, &mp->list);
@@ -458,7 +435,7 @@ lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint32_t Size)
 			    ((lpfc_find_vport_by_did(phba, Did) == NULL) ||
 			     vport->cfg_peer_port_login)) {
 				if ((vport->port_type != LPFC_NPIV_PORT) ||
-				    (vport->fc_flag & FC_RFF_NOT_SUPPORTED) ||
+				    (!(vport->ct_flags & FC_CT_RFF_ID)) ||
 				    (!vport->cfg_restrict_login)) {
 					ndlp = lpfc_setup_disc_node(vport, Did);
 					if (ndlp) {
@@ -506,7 +483,17 @@ lpfc_ns_rsp(struct lpfc_vport *vport, struct lpfc_dmabuf *mp, uint32_t Size)
 						Did, vport->fc_flag,
 						vport->fc_rscn_id_cnt);
 
-						if (lpfc_ns_cmd(vport,
+						/* This NPortID was previously
+						 * a FCP target, * Don't even
+						 * bother to send GFF_ID.
+						 */
+						ndlp = lpfc_findnode_did(vport,
+							Did);
+						if (ndlp && (ndlp->nlp_type &
+							NLP_FCP_TARGET))
+							lpfc_setup_disc_node
+								(vport, Did);
+						else if (lpfc_ns_cmd(vport,
 							SLI_CTNS_GFF_ID,
 							0, Did) == 0)
 							vport->num_disc_nodes++;
@@ -554,7 +541,7 @@ lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 	struct lpfc_dmabuf *outp;
 	struct lpfc_sli_ct_request *CTrsp;
 	struct lpfc_nodelist *ndlp;
-	int rc;
+	int rc, retry;
 
 	/* First save ndlp, before we overwrite it */
 	ndlp = cmdiocb->context_un.ndlp;
@@ -574,7 +561,6 @@ lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 	if (vport->load_flag & FC_UNLOADING)
 		goto out;
 
-
 	if (lpfc_els_chk_latt(vport) || lpfc_error_lost_link(irsp)) {
 		lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
 				 "0216 Link event during NS query\n");
@@ -585,14 +571,35 @@ lpfc_cmpl_ct_cmd_gid_ft(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 	if (irsp->ulpStatus) {
 		/* Check for retry */
 		if (vport->fc_ns_retry < LPFC_MAX_NS_RETRY) {
-			if ((irsp->ulpStatus != IOSTAT_LOCAL_REJECT) ||
-				(irsp->un.ulpWord[4] != IOERR_NO_RESOURCES))
+			retry = 1;
+			if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) {
+				switch (irsp->un.ulpWord[4]) {
+				case IOERR_NO_RESOURCES:
+					/* We don't increment the retry
+					 * count for this case.
+					 */
+					break;
+				case IOERR_LINK_DOWN:
+				case IOERR_SLI_ABORTED:
+				case IOERR_SLI_DOWN:
+					retry = 0;
+					break;
+				default:
+					vport->fc_ns_retry++;
+				}
+			}
+			else
 				vport->fc_ns_retry++;
-			/* CT command is being retried */
-			rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT,
+
+			if (retry) {
+				/* CT command is being retried */
+				rc = lpfc_ns_cmd(vport, SLI_CTNS_GID_FT,
 					 vport->fc_ns_retry, 0);
-			if (rc == 0)
-				goto out;
+				if (rc == 0) {
+					/* success */
+					goto out;
+				}
+			}
 		}
 		lpfc_vport_set_state(vport, FC_VPORT_FAILED);
 		lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
@@ -698,7 +705,7 @@ lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 	struct lpfc_dmabuf *inp = (struct lpfc_dmabuf *) cmdiocb->context1;
 	struct lpfc_dmabuf *outp = (struct lpfc_dmabuf *) cmdiocb->context2;
 	struct lpfc_sli_ct_request *CTrsp;
-	int did;
+	int did, rc, retry;
 	uint8_t fbits;
 	struct lpfc_nodelist *ndlp;
 
@@ -729,6 +736,39 @@ lpfc_cmpl_ct_cmd_gff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 		}
 	}
 	else {
+		/* Check for retry */
+		if (cmdiocb->retry < LPFC_MAX_NS_RETRY) {
+			retry = 1;
+			if (irsp->ulpStatus == IOSTAT_LOCAL_REJECT) {
+				switch (irsp->un.ulpWord[4]) {
+				case IOERR_NO_RESOURCES:
+					/* We don't increment the retry
+					 * count for this case.
+					 */
+					break;
+				case IOERR_LINK_DOWN:
+				case IOERR_SLI_ABORTED:
+				case IOERR_SLI_DOWN:
+					retry = 0;
+					break;
+				default:
+					cmdiocb->retry++;
+				}
+			}
+			else
+				cmdiocb->retry++;
+
+			if (retry) {
+				/* CT command is being retried */
+				rc = lpfc_ns_cmd(vport, SLI_CTNS_GFF_ID,
+					 cmdiocb->retry, did);
+				if (rc == 0) {
+					/* success */
+					lpfc_ct_free_iocb(phba, cmdiocb);
+					return;
+				}
+			}
+		}
 		lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
 				 "0267 NameServer GFF Rsp "
 				 "x%x Error (%d %d) Data: x%x x%x\n",
@@ -778,8 +818,8 @@ out:
 
 
 static void
-lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
-			struct lpfc_iocbq *rspiocb)
+lpfc_cmpl_ct(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
+	     struct lpfc_iocbq *rspiocb)
 {
 	struct lpfc_vport *vport = cmdiocb->vport;
 	struct lpfc_dmabuf *inp;
@@ -809,7 +849,7 @@ lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 
 	/* RFT request completes status <ulpStatus> CmdRsp <CmdRsp> */
 	lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
-			 "0209 RFT request completes, latt %d, "
+			 "0209 CT Request completes, latt %d, "
 			 "ulpStatus x%x CmdRsp x%x, Context x%x, Tag x%x\n",
 			 latt, irsp->ulpStatus,
 			 CTrsp->CommandResponse.bits.CmdRsp,
@@ -848,10 +888,44 @@ out:
 }
 
 static void
+lpfc_cmpl_ct_cmd_rft_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
+			struct lpfc_iocbq *rspiocb)
+{
+	IOCB_t *irsp = &rspiocb->iocb;
+	struct lpfc_vport *vport = cmdiocb->vport;
+
+	if (irsp->ulpStatus == IOSTAT_SUCCESS) {
+		struct lpfc_dmabuf *outp;
+		struct lpfc_sli_ct_request *CTrsp;
+
+		outp = (struct lpfc_dmabuf *) cmdiocb->context2;
+		CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
+		if (CTrsp->CommandResponse.bits.CmdRsp ==
+		    be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
+			vport->ct_flags |= FC_CT_RFT_ID;
+	}
+	lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
+	return;
+}
+
+static void
 lpfc_cmpl_ct_cmd_rnn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 			struct lpfc_iocbq *rspiocb)
 {
-	lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
+	IOCB_t *irsp = &rspiocb->iocb;
+	struct lpfc_vport *vport = cmdiocb->vport;
+
+	if (irsp->ulpStatus == IOSTAT_SUCCESS) {
+		struct lpfc_dmabuf *outp;
+		struct lpfc_sli_ct_request *CTrsp;
+
+		outp = (struct lpfc_dmabuf *) cmdiocb->context2;
+		CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
+		if (CTrsp->CommandResponse.bits.CmdRsp ==
+		    be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
+			vport->ct_flags |= FC_CT_RNN_ID;
+	}
+	lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
 	return;
 }
 
@@ -859,7 +933,20 @@ static void
 lpfc_cmpl_ct_cmd_rspn_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 			 struct lpfc_iocbq *rspiocb)
 {
-	lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
+	IOCB_t *irsp = &rspiocb->iocb;
+	struct lpfc_vport *vport = cmdiocb->vport;
+
+	if (irsp->ulpStatus == IOSTAT_SUCCESS) {
+		struct lpfc_dmabuf *outp;
+		struct lpfc_sli_ct_request *CTrsp;
+
+		outp = (struct lpfc_dmabuf *) cmdiocb->context2;
+		CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
+		if (CTrsp->CommandResponse.bits.CmdRsp ==
+		    be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
+			vport->ct_flags |= FC_CT_RSPN_ID;
+	}
+	lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
 	return;
 }
 
@@ -867,7 +954,32 @@ static void
 lpfc_cmpl_ct_cmd_rsnn_nn(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 			 struct lpfc_iocbq *rspiocb)
 {
-	lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
+	IOCB_t *irsp = &rspiocb->iocb;
+	struct lpfc_vport *vport = cmdiocb->vport;
+
+	if (irsp->ulpStatus == IOSTAT_SUCCESS) {
+		struct lpfc_dmabuf *outp;
+		struct lpfc_sli_ct_request *CTrsp;
+
+		outp = (struct lpfc_dmabuf *) cmdiocb->context2;
+		CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
+		if (CTrsp->CommandResponse.bits.CmdRsp ==
+		    be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
+			vport->ct_flags |= FC_CT_RSNN_NN;
+	}
+	lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
+	return;
+}
+
+static void
+lpfc_cmpl_ct_cmd_da_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
+ struct lpfc_iocbq *rspiocb)
+{
+	struct lpfc_vport *vport = cmdiocb->vport;
+
+	/* even if it fails we will act as though it succeeded. */
+	vport->ct_flags = 0;
+	lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
 	return;
 }
 
@@ -878,10 +990,17 @@ lpfc_cmpl_ct_cmd_rff_id(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 	IOCB_t *irsp = &rspiocb->iocb;
 	struct lpfc_vport *vport = cmdiocb->vport;
 
-	if (irsp->ulpStatus != IOSTAT_SUCCESS)
-	    vport->fc_flag |= FC_RFF_NOT_SUPPORTED;
+	if (irsp->ulpStatus == IOSTAT_SUCCESS) {
+		struct lpfc_dmabuf *outp;
+		struct lpfc_sli_ct_request *CTrsp;
 
-	lpfc_cmpl_ct_cmd_rft_id(phba, cmdiocb, rspiocb);
+		outp = (struct lpfc_dmabuf *) cmdiocb->context2;
+		CTrsp = (struct lpfc_sli_ct_request *) outp->virt;
+		if (CTrsp->CommandResponse.bits.CmdRsp ==
+		    be16_to_cpu(SLI_CT_RESPONSE_FS_ACC))
+			vport->ct_flags |= FC_CT_RFF_ID;
+	}
+	lpfc_cmpl_ct(phba, cmdiocb, rspiocb);
 	return;
 }
 
@@ -1001,6 +1120,8 @@ lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode,
 		bpl->tus.f.bdeSize = RSPN_REQUEST_SZ;
 	else if (cmdcode == SLI_CTNS_RSNN_NN)
 		bpl->tus.f.bdeSize = RSNN_REQUEST_SZ;
+	else if (cmdcode == SLI_CTNS_DA_ID)
+		bpl->tus.f.bdeSize = DA_ID_REQUEST_SZ;
 	else if (cmdcode == SLI_CTNS_RFF_ID)
 		bpl->tus.f.bdeSize = RFF_REQUEST_SZ;
 	else
@@ -1029,31 +1150,34 @@ lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode,
 	case SLI_CTNS_GFF_ID:
 		CtReq->CommandResponse.bits.CmdRsp =
 			be16_to_cpu(SLI_CTNS_GFF_ID);
-		CtReq->un.gff.PortId = be32_to_cpu(context);
+		CtReq->un.gff.PortId = cpu_to_be32(context);
 		cmpl = lpfc_cmpl_ct_cmd_gff_id;
 		break;
 
 	case SLI_CTNS_RFT_ID:
+		vport->ct_flags &= ~FC_CT_RFT_ID;
 		CtReq->CommandResponse.bits.CmdRsp =
 		    be16_to_cpu(SLI_CTNS_RFT_ID);
-		CtReq->un.rft.PortId = be32_to_cpu(vport->fc_myDID);
+		CtReq->un.rft.PortId = cpu_to_be32(vport->fc_myDID);
 		CtReq->un.rft.fcpReg = 1;
 		cmpl = lpfc_cmpl_ct_cmd_rft_id;
 		break;
 
 	case SLI_CTNS_RNN_ID:
+		vport->ct_flags &= ~FC_CT_RNN_ID;
 		CtReq->CommandResponse.bits.CmdRsp =
 		    be16_to_cpu(SLI_CTNS_RNN_ID);
-		CtReq->un.rnn.PortId = be32_to_cpu(vport->fc_myDID);
+		CtReq->un.rnn.PortId = cpu_to_be32(vport->fc_myDID);
 		memcpy(CtReq->un.rnn.wwnn,  &vport->fc_nodename,
 		       sizeof (struct lpfc_name));
 		cmpl = lpfc_cmpl_ct_cmd_rnn_id;
 		break;
 
 	case SLI_CTNS_RSPN_ID:
+		vport->ct_flags &= ~FC_CT_RSPN_ID;
 		CtReq->CommandResponse.bits.CmdRsp =
 		    be16_to_cpu(SLI_CTNS_RSPN_ID);
-		CtReq->un.rspn.PortId = be32_to_cpu(vport->fc_myDID);
+		CtReq->un.rspn.PortId = cpu_to_be32(vport->fc_myDID);
 		size = sizeof(CtReq->un.rspn.symbname);
 		CtReq->un.rspn.len =
 			lpfc_vport_symbolic_port_name(vport,
@@ -1061,6 +1185,7 @@ lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode,
 		cmpl = lpfc_cmpl_ct_cmd_rspn_id;
 		break;
 	case SLI_CTNS_RSNN_NN:
+		vport->ct_flags &= ~FC_CT_RSNN_NN;
 		CtReq->CommandResponse.bits.CmdRsp =
 		    be16_to_cpu(SLI_CTNS_RSNN_NN);
 		memcpy(CtReq->un.rsnn.wwnn, &vport->fc_nodename,
@@ -1071,11 +1196,18 @@ lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode,
 			CtReq->un.rsnn.symbname, size);
 		cmpl = lpfc_cmpl_ct_cmd_rsnn_nn;
 		break;
+	case SLI_CTNS_DA_ID:
+		/* Implement DA_ID Nameserver request */
+		CtReq->CommandResponse.bits.CmdRsp =
+			be16_to_cpu(SLI_CTNS_DA_ID);
+		CtReq->un.da_id.port_id = cpu_to_be32(vport->fc_myDID);
+		cmpl = lpfc_cmpl_ct_cmd_da_id;
+		break;
 	case SLI_CTNS_RFF_ID:
-		vport->fc_flag &= ~FC_RFF_NOT_SUPPORTED;
+		vport->ct_flags &= ~FC_CT_RFF_ID;
 		CtReq->CommandResponse.bits.CmdRsp =
 		    be16_to_cpu(SLI_CTNS_RFF_ID);
-		CtReq->un.rff.PortId = be32_to_cpu(vport->fc_myDID);;
+		CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID);;
 		CtReq->un.rff.fbits = FC4_FEATURE_INIT;
 		CtReq->un.rff.type_code = FC_FCP_DATA;
 		cmpl = lpfc_cmpl_ct_cmd_rff_id;
diff --git a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c
index d6a98bc970f..783d1eea13e 100644
--- a/drivers/scsi/lpfc/lpfc_debugfs.c
+++ b/drivers/scsi/lpfc/lpfc_debugfs.c
@@ -43,6 +43,7 @@
 #include "lpfc_crtn.h"
 #include "lpfc_vport.h"
 #include "lpfc_version.h"
+#include "lpfc_compat.h"
 #include "lpfc_debugfs.h"
 
 #ifdef CONFIG_LPFC_DEBUG_FS
@@ -75,18 +76,18 @@ module_param(lpfc_debugfs_enable, int, 0);
 MODULE_PARM_DESC(lpfc_debugfs_enable, "Enable debugfs services");
 
 /* This MUST be a power of 2 */
-static int lpfc_debugfs_max_disc_trc = 0;
+static int lpfc_debugfs_max_disc_trc;
 module_param(lpfc_debugfs_max_disc_trc, int, 0);
 MODULE_PARM_DESC(lpfc_debugfs_max_disc_trc,
 	"Set debugfs discovery trace depth");
 
 /* This MUST be a power of 2 */
-static int lpfc_debugfs_max_slow_ring_trc = 0;
+static int lpfc_debugfs_max_slow_ring_trc;
 module_param(lpfc_debugfs_max_slow_ring_trc, int, 0);
 MODULE_PARM_DESC(lpfc_debugfs_max_slow_ring_trc,
 	"Set debugfs slow ring trace depth");
 
-static int lpfc_debugfs_mask_disc_trc = 0;
+int lpfc_debugfs_mask_disc_trc;
 module_param(lpfc_debugfs_mask_disc_trc, int, 0);
 MODULE_PARM_DESC(lpfc_debugfs_mask_disc_trc,
 	"Set debugfs discovery trace mask");
@@ -100,8 +101,11 @@ MODULE_PARM_DESC(lpfc_debugfs_mask_disc_trc,
 #define LPFC_NODELIST_SIZE 8192
 #define LPFC_NODELIST_ENTRY_SIZE 120
 
-/* dumpslim output buffer size */
-#define LPFC_DUMPSLIM_SIZE 4096
+/* dumpHBASlim output buffer size */
+#define LPFC_DUMPHBASLIM_SIZE 4096
+
+/* dumpHostSlim output buffer size */
+#define LPFC_DUMPHOSTSLIM_SIZE 4096
 
 /* hbqinfo output buffer size */
 #define LPFC_HBQINFO_SIZE 8192
@@ -243,16 +247,17 @@ lpfc_debugfs_hbqinfo_data(struct lpfc_hba *phba, char *buf, int size)
 	raw_index = phba->hbq_get[i];
 	getidx = le32_to_cpu(raw_index);
 	len +=  snprintf(buf+len, size-len,
-		"entrys:%d Put:%d nPut:%d localGet:%d hbaGet:%d\n",
-		hbqs->entry_count, hbqs->hbqPutIdx, hbqs->next_hbqPutIdx,
-		hbqs->local_hbqGetIdx, getidx);
+		"entrys:%d bufcnt:%d Put:%d nPut:%d localGet:%d hbaGet:%d\n",
+		hbqs->entry_count, hbqs->buffer_count, hbqs->hbqPutIdx,
+		hbqs->next_hbqPutIdx, hbqs->local_hbqGetIdx, getidx);
 
 	hbqe = (struct lpfc_hbq_entry *) phba->hbqs[i].hbq_virt;
 	for (j=0; j<hbqs->entry_count; j++) {
 		len +=  snprintf(buf+len, size-len,
 			"%03d: %08x %04x %05x ", j,
-			hbqe->bde.addrLow, hbqe->bde.tus.w, hbqe->buffer_tag);
-
+			le32_to_cpu(hbqe->bde.addrLow),
+			le32_to_cpu(hbqe->bde.tus.w),
+			le32_to_cpu(hbqe->buffer_tag));
 		i = 0;
 		found = 0;
 
@@ -276,7 +281,7 @@ lpfc_debugfs_hbqinfo_data(struct lpfc_hba *phba, char *buf, int size)
 		list_for_each_entry(d_buf, &hbqs->hbq_buffer_list, list) {
 			hbq_buf = container_of(d_buf, struct hbq_dmabuf, dbuf);
 			phys = ((uint64_t)hbq_buf->dbuf.phys & 0xffffffff);
-			if (phys == hbqe->bde.addrLow) {
+			if (phys == le32_to_cpu(hbqe->bde.addrLow)) {
 				len +=  snprintf(buf+len, size-len,
 					"Buf%d: %p %06x\n", i,
 					hbq_buf->dbuf.virt, hbq_buf->tag);
@@ -297,18 +302,58 @@ skipit:
 	return len;
 }
 
+static int lpfc_debugfs_last_hba_slim_off;
+
+static int
+lpfc_debugfs_dumpHBASlim_data(struct lpfc_hba *phba, char *buf, int size)
+{
+	int len = 0;
+	int i, off;
+	uint32_t *ptr;
+	char buffer[1024];
+
+	off = 0;
+	spin_lock_irq(&phba->hbalock);
+
+	len +=  snprintf(buf+len, size-len, "HBA SLIM\n");
+	lpfc_memcpy_from_slim(buffer,
+		((uint8_t *)phba->MBslimaddr) + lpfc_debugfs_last_hba_slim_off,
+		1024);
+
+	ptr = (uint32_t *)&buffer[0];
+	off = lpfc_debugfs_last_hba_slim_off;
+
+	/* Set it up for the next time */
+	lpfc_debugfs_last_hba_slim_off += 1024;
+	if (lpfc_debugfs_last_hba_slim_off >= 4096)
+		lpfc_debugfs_last_hba_slim_off = 0;
+
+	i = 1024;
+	while (i > 0) {
+		len +=  snprintf(buf+len, size-len,
+		"%08x: %08x %08x %08x %08x %08x %08x %08x %08x\n",
+		off, *ptr, *(ptr+1), *(ptr+2), *(ptr+3), *(ptr+4),
+		*(ptr+5), *(ptr+6), *(ptr+7));
+		ptr += 8;
+		i -= (8 * sizeof(uint32_t));
+		off += (8 * sizeof(uint32_t));
+	}
+
+	spin_unlock_irq(&phba->hbalock);
+	return len;
+}
+
 static int
-lpfc_debugfs_dumpslim_data(struct lpfc_hba *phba, char *buf, int size)
+lpfc_debugfs_dumpHostSlim_data(struct lpfc_hba *phba, char *buf, int size)
 {
 	int len = 0;
-	int cnt, i, off;
+	int i, off;
 	uint32_t word0, word1, word2, word3;
 	uint32_t *ptr;
 	struct lpfc_pgp *pgpp;
 	struct lpfc_sli *psli = &phba->sli;
 	struct lpfc_sli_ring *pring;
 
-	cnt = LPFC_DUMPSLIM_SIZE;
 	off = 0;
 	spin_lock_irq(&phba->hbalock);
 
@@ -620,7 +665,34 @@ out:
 }
 
 static int
-lpfc_debugfs_dumpslim_open(struct inode *inode, struct file *file)
+lpfc_debugfs_dumpHBASlim_open(struct inode *inode, struct file *file)
+{
+	struct lpfc_hba *phba = inode->i_private;
+	struct lpfc_debug *debug;
+	int rc = -ENOMEM;
+
+	debug = kmalloc(sizeof(*debug), GFP_KERNEL);
+	if (!debug)
+		goto out;
+
+	/* Round to page boundry */
+	debug->buffer = kmalloc(LPFC_DUMPHBASLIM_SIZE, GFP_KERNEL);
+	if (!debug->buffer) {
+		kfree(debug);
+		goto out;
+	}
+
+	debug->len = lpfc_debugfs_dumpHBASlim_data(phba, debug->buffer,
+		LPFC_DUMPHBASLIM_SIZE);
+	file->private_data = debug;
+
+	rc = 0;
+out:
+	return rc;
+}
+
+static int
+lpfc_debugfs_dumpHostSlim_open(struct inode *inode, struct file *file)
 {
 	struct lpfc_hba *phba = inode->i_private;
 	struct lpfc_debug *debug;
@@ -631,14 +703,14 @@ lpfc_debugfs_dumpslim_open(struct inode *inode, struct file *file)
 		goto out;
 
 	/* Round to page boundry */
-	debug->buffer = kmalloc(LPFC_DUMPSLIM_SIZE, GFP_KERNEL);
+	debug->buffer = kmalloc(LPFC_DUMPHOSTSLIM_SIZE, GFP_KERNEL);
 	if (!debug->buffer) {
 		kfree(debug);
 		goto out;
 	}
 
-	debug->len = lpfc_debugfs_dumpslim_data(phba, debug->buffer,
-		LPFC_DUMPSLIM_SIZE);
+	debug->len = lpfc_debugfs_dumpHostSlim_data(phba, debug->buffer,
+		LPFC_DUMPHOSTSLIM_SIZE);
 	file->private_data = debug;
 
 	rc = 0;
@@ -741,10 +813,19 @@ static struct file_operations lpfc_debugfs_op_hbqinfo = {
 	.release =      lpfc_debugfs_release,
 };
 
-#undef lpfc_debugfs_op_dumpslim
-static struct file_operations lpfc_debugfs_op_dumpslim = {
+#undef lpfc_debugfs_op_dumpHBASlim
+static struct file_operations lpfc_debugfs_op_dumpHBASlim = {
+	.owner =        THIS_MODULE,
+	.open =         lpfc_debugfs_dumpHBASlim_open,
+	.llseek =       lpfc_debugfs_lseek,
+	.read =         lpfc_debugfs_read,
+	.release =      lpfc_debugfs_release,
+};
+
+#undef lpfc_debugfs_op_dumpHostSlim
+static struct file_operations lpfc_debugfs_op_dumpHostSlim = {
 	.owner =        THIS_MODULE,
-	.open =         lpfc_debugfs_dumpslim_open,
+	.open =         lpfc_debugfs_dumpHostSlim_open,
 	.llseek =       lpfc_debugfs_lseek,
 	.read =         lpfc_debugfs_read,
 	.release =      lpfc_debugfs_release,
@@ -812,15 +893,27 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport)
 			goto debug_failed;
 		}
 
-		/* Setup dumpslim */
-		snprintf(name, sizeof(name), "dumpslim");
-		phba->debug_dumpslim =
+		/* Setup dumpHBASlim */
+		snprintf(name, sizeof(name), "dumpHBASlim");
+		phba->debug_dumpHBASlim =
+			debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR,
+				 phba->hba_debugfs_root,
+				 phba, &lpfc_debugfs_op_dumpHBASlim);
+		if (!phba->debug_dumpHBASlim) {
+			lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
+				"0409 Cannot create debugfs dumpHBASlim\n");
+			goto debug_failed;
+		}
+
+		/* Setup dumpHostSlim */
+		snprintf(name, sizeof(name), "dumpHostSlim");
+		phba->debug_dumpHostSlim =
 			debugfs_create_file(name, S_IFREG|S_IRUGO|S_IWUSR,
 				 phba->hba_debugfs_root,
-				 phba, &lpfc_debugfs_op_dumpslim);
-		if (!phba->debug_dumpslim) {
+				 phba, &lpfc_debugfs_op_dumpHostSlim);
+		if (!phba->debug_dumpHostSlim) {
 			lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT,
-				"0409 Cannot create debugfs dumpslim\n");
+				"0409 Cannot create debugfs dumpHostSlim\n");
 			goto debug_failed;
 		}
 
@@ -970,9 +1063,13 @@ lpfc_debugfs_terminate(struct lpfc_vport *vport)
 			debugfs_remove(phba->debug_hbqinfo); /* hbqinfo */
 			phba->debug_hbqinfo = NULL;
 		}
-		if (phba->debug_dumpslim) {
-			debugfs_remove(phba->debug_dumpslim); /* dumpslim */
-			phba->debug_dumpslim = NULL;
+		if (phba->debug_dumpHBASlim) {
+			debugfs_remove(phba->debug_dumpHBASlim); /* HBASlim */
+			phba->debug_dumpHBASlim = NULL;
+		}
+		if (phba->debug_dumpHostSlim) {
+			debugfs_remove(phba->debug_dumpHostSlim); /* HostSlim */
+			phba->debug_dumpHostSlim = NULL;
 		}
 		if (phba->slow_ring_trc) {
 			kfree(phba->slow_ring_trc);
diff --git a/drivers/scsi/lpfc/lpfc_disc.h b/drivers/scsi/lpfc/lpfc_disc.h
index aacac9ac538..cfe81c50529 100644
--- a/drivers/scsi/lpfc/lpfc_disc.h
+++ b/drivers/scsi/lpfc/lpfc_disc.h
@@ -36,7 +36,6 @@ enum lpfc_work_type {
 	LPFC_EVT_WARM_START,
 	LPFC_EVT_KILL,
 	LPFC_EVT_ELS_RETRY,
-	LPFC_EVT_DEV_LOSS_DELAY,
 	LPFC_EVT_DEV_LOSS,
 };
 
@@ -92,6 +91,7 @@ struct lpfc_nodelist {
 #define NLP_LOGO_SND       0x100	/* sent LOGO request for this entry */
 #define NLP_RNID_SND       0x400	/* sent RNID request for this entry */
 #define NLP_ELS_SND_MASK   0x7e0	/* sent ELS request for this entry */
+#define NLP_DEFER_RM       0x10000	/* Remove this ndlp if no longer used */
 #define NLP_DELAY_TMO      0x20000	/* delay timeout is running for node */
 #define NLP_NPR_2B_DISC    0x40000	/* node is included in num_disc_nodes */
 #define NLP_RCV_PLOGI      0x80000	/* Rcv'ed PLOGI from remote system */
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index 8085900635d..c6b739dc6bc 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -18,7 +18,7 @@
  * more details, a copy of which can be found in the file COPYING  *
  * included with this package.                                     *
  *******************************************************************/
-
+/* See Fibre Channel protocol T11 FC-LS for details */
 #include <linux/blkdev.h>
 #include <linux/pci.h>
 #include <linux/interrupt.h>
@@ -42,6 +42,14 @@ static int lpfc_els_retry(struct lpfc_hba *, struct lpfc_iocbq *,
 			  struct lpfc_iocbq *);
 static void lpfc_cmpl_fabric_iocb(struct lpfc_hba *, struct lpfc_iocbq *,
 			struct lpfc_iocbq *);
+static void lpfc_fabric_abort_vport(struct lpfc_vport *vport);
+static int lpfc_issue_els_fdisc(struct lpfc_vport *vport,
+				struct lpfc_nodelist *ndlp, uint8_t retry);
+static int lpfc_issue_fabric_iocb(struct lpfc_hba *phba,
+				  struct lpfc_iocbq *iocb);
+static void lpfc_register_new_vport(struct lpfc_hba *phba,
+				    struct lpfc_vport *vport,
+				    struct lpfc_nodelist *ndlp);
 
 static int lpfc_max_els_tries = 3;
 
@@ -109,14 +117,11 @@ lpfc_prep_els_iocb(struct lpfc_vport *vport, uint8_t expectRsp,
 
 	/* fill in BDEs for command */
 	/* Allocate buffer for command payload */
-	if (((pcmd = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL)) == 0) ||
-	    ((pcmd->virt = lpfc_mbuf_alloc(phba,
-					   MEM_PRI, &(pcmd->phys))) == 0)) {
-		kfree(pcmd);
-
-		lpfc_sli_release_iocbq(phba, elsiocb);
-		return NULL;
-	}
+	pcmd = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
+	if (pcmd)
+		pcmd->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &pcmd->phys);
+	if (!pcmd || !pcmd->virt)
+		goto els_iocb_free_pcmb_exit;
 
 	INIT_LIST_HEAD(&pcmd->list);
 
@@ -126,13 +131,8 @@ lpfc_prep_els_iocb(struct lpfc_vport *vport, uint8_t expectRsp,
 		if (prsp)
 			prsp->virt = lpfc_mbuf_alloc(phba, MEM_PRI,
 						     &prsp->phys);
-		if (prsp == 0 || prsp->virt == 0) {
-			kfree(prsp);
-			lpfc_mbuf_free(phba, pcmd->virt, pcmd->phys);
-			kfree(pcmd);
-			lpfc_sli_release_iocbq(phba, elsiocb);
-			return NULL;
-		}
+		if (!prsp || !prsp->virt)
+			goto els_iocb_free_prsp_exit;
 		INIT_LIST_HEAD(&prsp->list);
 	} else {
 		prsp = NULL;
@@ -143,15 +143,8 @@ lpfc_prep_els_iocb(struct lpfc_vport *vport, uint8_t expectRsp,
 	if (pbuflist)
 		pbuflist->virt = lpfc_mbuf_alloc(phba, MEM_PRI,
 						 &pbuflist->phys);
-	if (pbuflist == 0 || pbuflist->virt == 0) {
-		lpfc_sli_release_iocbq(phba, elsiocb);
-		lpfc_mbuf_free(phba, pcmd->virt, pcmd->phys);
-		lpfc_mbuf_free(phba, prsp->virt, prsp->phys);
-		kfree(pcmd);
-		kfree(prsp);
-		kfree(pbuflist);
-		return NULL;
-	}
+	if (!pbuflist || !pbuflist->virt)
+		goto els_iocb_free_pbuf_exit;
 
 	INIT_LIST_HEAD(&pbuflist->list);
 
@@ -196,7 +189,10 @@ lpfc_prep_els_iocb(struct lpfc_vport *vport, uint8_t expectRsp,
 		bpl->tus.w = le32_to_cpu(bpl->tus.w);
 	}
 
+	/* prevent preparing iocb with NULL ndlp reference */
 	elsiocb->context1 = lpfc_nlp_get(ndlp);
+	if (!elsiocb->context1)
+		goto els_iocb_free_pbuf_exit;
 	elsiocb->context2 = pcmd;
 	elsiocb->context3 = pbuflist;
 	elsiocb->retry = retry;
@@ -222,8 +218,20 @@ lpfc_prep_els_iocb(struct lpfc_vport *vport, uint8_t expectRsp,
 				 cmdSize);
 	}
 	return elsiocb;
-}
 
+els_iocb_free_pbuf_exit:
+	lpfc_mbuf_free(phba, prsp->virt, prsp->phys);
+	kfree(pbuflist);
+
+els_iocb_free_prsp_exit:
+	lpfc_mbuf_free(phba, pcmd->virt, pcmd->phys);
+	kfree(prsp);
+
+els_iocb_free_pcmb_exit:
+	kfree(pcmd);
+	lpfc_sli_release_iocbq(phba, elsiocb);
+	return NULL;
+}
 
 static int
 lpfc_issue_fabric_reglogin(struct lpfc_vport *vport)
@@ -234,40 +242,53 @@ lpfc_issue_fabric_reglogin(struct lpfc_vport *vport)
 	struct lpfc_nodelist *ndlp;
 	struct serv_parm *sp;
 	int rc;
+	int err = 0;
 
 	sp = &phba->fc_fabparam;
 	ndlp = lpfc_findnode_did(vport, Fabric_DID);
-	if (!ndlp)
+	if (!ndlp) {
+		err = 1;
 		goto fail;
+	}
 
 	mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
-	if (!mbox)
+	if (!mbox) {
+		err = 2;
 		goto fail;
+	}
 
 	vport->port_state = LPFC_FABRIC_CFG_LINK;
 	lpfc_config_link(phba, mbox);
 	mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
 	mbox->vport = vport;
 
-	rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT | MBX_STOP_IOCB);
-	if (rc == MBX_NOT_FINISHED)
+	rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
+	if (rc == MBX_NOT_FINISHED) {
+		err = 3;
 		goto fail_free_mbox;
+	}
 
 	mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
-	if (!mbox)
+	if (!mbox) {
+		err = 4;
 		goto fail;
+	}
 	rc = lpfc_reg_login(phba, vport->vpi, Fabric_DID, (uint8_t *)sp, mbox,
 			    0);
-	if (rc)
+	if (rc) {
+		err = 5;
 		goto fail_free_mbox;
+	}
 
 	mbox->mbox_cmpl = lpfc_mbx_cmpl_fabric_reg_login;
 	mbox->vport = vport;
 	mbox->context2 = lpfc_nlp_get(ndlp);
 
-	rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT | MBX_STOP_IOCB);
-	if (rc == MBX_NOT_FINISHED)
+	rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
+	if (rc == MBX_NOT_FINISHED) {
+		err = 6;
 		goto fail_issue_reg_login;
+	}
 
 	return 0;
 
@@ -282,7 +303,7 @@ fail_free_mbox:
 fail:
 	lpfc_vport_set_state(vport, FC_VPORT_FAILED);
 	lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
-		"0249 Cannot issue Register Fabric login\n");
+		"0249 Cannot issue Register Fabric login: Err %d\n", err);
 	return -ENXIO;
 }
 
@@ -370,11 +391,12 @@ lpfc_cmpl_els_flogi_fabric(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
 		}
 		if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) {
 			lpfc_mbx_unreg_vpi(vport);
+			spin_lock_irq(shost->host_lock);
 			vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
+			spin_unlock_irq(shost->host_lock);
 		}
 	}
 
-	ndlp->nlp_sid = irsp->un.ulpWord[4] & Mask_DID;
 	lpfc_nlp_set_state(vport, ndlp, NLP_STE_REG_LOGIN_ISSUE);
 
 	if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED &&
@@ -429,8 +451,7 @@ lpfc_cmpl_els_flogi_nport(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
 
 		mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
 		mbox->vport = vport;
-		rc = lpfc_sli_issue_mbox(phba, mbox,
-					 MBX_NOWAIT | MBX_STOP_IOCB);
+		rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
 		if (rc == MBX_NOT_FINISHED) {
 			mempool_free(mbox, phba->mbox_mem_pool);
 			goto fail;
@@ -463,6 +484,9 @@ lpfc_cmpl_els_flogi_nport(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
 		lpfc_nlp_put(ndlp);
 	}
 
+	/* If we are pt2pt with another NPort, force NPIV off! */
+	phba->sli3_options &= ~LPFC_SLI3_NPIV_ENABLED;
+
 	spin_lock_irq(shost->host_lock);
 	vport->fc_flag |= FC_PT2PT;
 	spin_unlock_irq(shost->host_lock);
@@ -488,6 +512,9 @@ lpfc_cmpl_els_flogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 
 	/* Check to see if link went down during discovery */
 	if (lpfc_els_chk_latt(vport)) {
+		/* One additional decrement on node reference count to
+		 * trigger the release of the node
+		 */
 		lpfc_nlp_put(ndlp);
 		goto out;
 	}
@@ -562,8 +589,13 @@ flogifail:
 
 		/* Start discovery */
 		lpfc_disc_start(vport);
+	} else if (((irsp->ulpStatus != IOSTAT_LOCAL_REJECT) ||
+			((irsp->un.ulpWord[4] != IOERR_SLI_ABORTED) &&
+			(irsp->un.ulpWord[4] != IOERR_SLI_DOWN))) &&
+			(phba->link_state != LPFC_CLEAR_LA)) {
+		/* If FLOGI failed enable link interrupt. */
+		lpfc_issue_clear_la(phba, vport);
 	}
-
 out:
 	lpfc_els_free_iocb(phba, cmdiocb);
 }
@@ -685,6 +717,9 @@ lpfc_initial_flogi(struct lpfc_vport *vport)
 	struct lpfc_hba *phba = vport->phba;
 	struct lpfc_nodelist *ndlp;
 
+	vport->port_state = LPFC_FLOGI;
+	lpfc_set_disctmo(vport);
+
 	/* First look for the Fabric ndlp */
 	ndlp = lpfc_findnode_did(vport, Fabric_DID);
 	if (!ndlp) {
@@ -696,7 +731,11 @@ lpfc_initial_flogi(struct lpfc_vport *vport)
 	} else {
 		lpfc_dequeue_node(vport, ndlp);
 	}
+
 	if (lpfc_issue_els_flogi(vport, ndlp, 0)) {
+		/* This decrement of reference count to node shall kick off
+		 * the release of the node.
+		 */
 		lpfc_nlp_put(ndlp);
 	}
 	return 1;
@@ -720,11 +759,16 @@ lpfc_initial_fdisc(struct lpfc_vport *vport)
 		lpfc_dequeue_node(vport, ndlp);
 	}
 	if (lpfc_issue_els_fdisc(vport, ndlp, 0)) {
+		/* decrement node reference count to trigger the release of
+		 * the node.
+		 */
 		lpfc_nlp_put(ndlp);
+		return 0;
 	}
 	return 1;
 }
-static void
+
+void
 lpfc_more_plogi(struct lpfc_vport *vport)
 {
 	int sentplogi;
@@ -752,6 +796,8 @@ lpfc_plogi_confirm_nport(struct lpfc_hba *phba, uint32_t *prsp,
 {
 	struct lpfc_vport    *vport = ndlp->vport;
 	struct lpfc_nodelist *new_ndlp;
+	struct lpfc_rport_data *rdata;
+	struct fc_rport *rport;
 	struct serv_parm *sp;
 	uint8_t  name[sizeof(struct lpfc_name)];
 	uint32_t rc;
@@ -788,11 +834,34 @@ lpfc_plogi_confirm_nport(struct lpfc_hba *phba, uint32_t *prsp,
 	lpfc_unreg_rpi(vport, new_ndlp);
 	new_ndlp->nlp_DID = ndlp->nlp_DID;
 	new_ndlp->nlp_prev_state = ndlp->nlp_prev_state;
+
+	if (ndlp->nlp_flag & NLP_NPR_2B_DISC)
+		new_ndlp->nlp_flag |= NLP_NPR_2B_DISC;
+	ndlp->nlp_flag &= ~NLP_NPR_2B_DISC;
+
 	lpfc_nlp_set_state(vport, new_ndlp, ndlp->nlp_state);
 
 	/* Move this back to NPR state */
-	if (memcmp(&ndlp->nlp_portname, name, sizeof(struct lpfc_name)) == 0)
+	if (memcmp(&ndlp->nlp_portname, name, sizeof(struct lpfc_name)) == 0) {
+		/* The new_ndlp is replacing ndlp totally, so we need
+		 * to put ndlp on UNUSED list and try to free it.
+		 */
+
+		/* Fix up the rport accordingly */
+		rport =  ndlp->rport;
+		if (rport) {
+			rdata = rport->dd_data;
+			if (rdata->pnode == ndlp) {
+				lpfc_nlp_put(ndlp);
+				ndlp->rport = NULL;
+				rdata->pnode = lpfc_nlp_get(new_ndlp);
+				new_ndlp->rport = rport;
+			}
+			new_ndlp->nlp_type = ndlp->nlp_type;
+		}
+
 		lpfc_drop_node(vport, ndlp);
+	}
 	else {
 		lpfc_unreg_rpi(vport, ndlp);
 		ndlp->nlp_DID = 0; /* Two ndlps cannot have the same did */
@@ -801,6 +870,27 @@ lpfc_plogi_confirm_nport(struct lpfc_hba *phba, uint32_t *prsp,
 	return new_ndlp;
 }
 
+void
+lpfc_end_rscn(struct lpfc_vport *vport)
+{
+	struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
+
+	if (vport->fc_flag & FC_RSCN_MODE) {
+		/*
+		 * Check to see if more RSCNs came in while we were
+		 * processing this one.
+		 */
+		if (vport->fc_rscn_id_cnt ||
+		    (vport->fc_flag & FC_RSCN_DISCOVERY) != 0)
+			lpfc_els_handle_rscn(vport);
+		else {
+			spin_lock_irq(shost->host_lock);
+			vport->fc_flag &= ~FC_RSCN_MODE;
+			spin_unlock_irq(shost->host_lock);
+		}
+	}
+}
+
 static void
 lpfc_cmpl_els_plogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 		    struct lpfc_iocbq *rspiocb)
@@ -871,13 +961,6 @@ lpfc_cmpl_els_plogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 			goto out;
 		}
 		/* PLOGI failed */
-		if (ndlp->nlp_DID == NameServer_DID) {
-			lpfc_vport_set_state(vport, FC_VPORT_FAILED);
-			lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
-					 "0250 Nameserver login error: "
-					 "0x%x / 0x%x\n",
-					 irsp->ulpStatus, irsp->un.ulpWord[4]);
-		}
 		/* Do not call DSM for lpfc_els_abort'ed ELS cmds */
 		if (lpfc_error_lost_link(irsp)) {
 			rc = NLP_STE_FREED_NODE;
@@ -905,20 +988,7 @@ lpfc_cmpl_els_plogi(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 			spin_unlock_irq(shost->host_lock);
 
 			lpfc_can_disctmo(vport);
-			if (vport->fc_flag & FC_RSCN_MODE) {
-				/*
-				 * Check to see if more RSCNs came in while
-				 * we were processing this one.
-				 */
-				if ((vport->fc_rscn_id_cnt == 0) &&
-				    (!(vport->fc_flag & FC_RSCN_DISCOVERY))) {
-					spin_lock_irq(shost->host_lock);
-					vport->fc_flag &= ~FC_RSCN_MODE;
-					spin_unlock_irq(shost->host_lock);
-				} else {
-					lpfc_els_handle_rscn(vport);
-				}
-			}
+			lpfc_end_rscn(vport);
 		}
 	}
 
@@ -933,6 +1003,7 @@ lpfc_issue_els_plogi(struct lpfc_vport *vport, uint32_t did, uint8_t retry)
 	struct lpfc_hba  *phba = vport->phba;
 	struct serv_parm *sp;
 	IOCB_t *icmd;
+	struct lpfc_nodelist *ndlp;
 	struct lpfc_iocbq *elsiocb;
 	struct lpfc_sli_ring *pring;
 	struct lpfc_sli *psli;
@@ -943,8 +1014,11 @@ lpfc_issue_els_plogi(struct lpfc_vport *vport, uint32_t did, uint8_t retry)
 	psli = &phba->sli;
 	pring = &psli->ring[LPFC_ELS_RING];	/* ELS ring */
 
+	ndlp = lpfc_findnode_did(vport, did);
+	/* If ndlp if not NULL, we will bump the reference count on it */
+
 	cmdsize = (sizeof(uint32_t) + sizeof(struct serv_parm));
-	elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, NULL, did,
+	elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, ndlp, did,
 				     ELS_CMD_PLOGI);
 	if (!elsiocb)
 		return 1;
@@ -1109,7 +1183,7 @@ lpfc_issue_els_prli(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
 	return 0;
 }
 
-static void
+void
 lpfc_more_adisc(struct lpfc_vport *vport)
 {
 	int sentadisc;
@@ -1134,8 +1208,6 @@ lpfc_more_adisc(struct lpfc_vport *vport)
 static void
 lpfc_rscn_disc(struct lpfc_vport *vport)
 {
-	struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
-
 	lpfc_can_disctmo(vport);
 
 	/* RSCN discovery */
@@ -1144,19 +1216,7 @@ lpfc_rscn_disc(struct lpfc_vport *vport)
 		if (lpfc_els_disc_plogi(vport))
 			return;
 
-	if (vport->fc_flag & FC_RSCN_MODE) {
-		/* Check to see if more RSCNs came in while we were
-		 * processing this one.
-		 */
-		if ((vport->fc_rscn_id_cnt == 0) &&
-		    (!(vport->fc_flag & FC_RSCN_DISCOVERY))) {
-			spin_lock_irq(shost->host_lock);
-			vport->fc_flag &= ~FC_RSCN_MODE;
-			spin_unlock_irq(shost->host_lock);
-		} else {
-			lpfc_els_handle_rscn(vport);
-		}
-	}
+	lpfc_end_rscn(vport);
 }
 
 static void
@@ -1413,6 +1473,13 @@ lpfc_issue_els_logo(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
 	psli = &phba->sli;
 	pring = &psli->ring[LPFC_ELS_RING];
 
+	spin_lock_irq(shost->host_lock);
+	if (ndlp->nlp_flag & NLP_LOGO_SND) {
+		spin_unlock_irq(shost->host_lock);
+		return 0;
+	}
+	spin_unlock_irq(shost->host_lock);
+
 	cmdsize = (2 * sizeof(uint32_t)) + sizeof(struct lpfc_name);
 	elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, ndlp,
 				     ndlp->nlp_DID, ELS_CMD_LOGO);
@@ -1499,6 +1566,9 @@ lpfc_issue_els_scr(struct lpfc_vport *vport, uint32_t nportid, uint8_t retry)
 				     ndlp->nlp_DID, ELS_CMD_SCR);
 
 	if (!elsiocb) {
+		/* This will trigger the release of the node just
+		 * allocated
+		 */
 		lpfc_nlp_put(ndlp);
 		return 1;
 	}
@@ -1520,10 +1590,17 @@ lpfc_issue_els_scr(struct lpfc_vport *vport, uint32_t nportid, uint8_t retry)
 	phba->fc_stat.elsXmitSCR++;
 	elsiocb->iocb_cmpl = lpfc_cmpl_els_cmd;
 	if (lpfc_sli_issue_iocb(phba, pring, elsiocb, 0) == IOCB_ERROR) {
+		/* The additional lpfc_nlp_put will cause the following
+		 * lpfc_els_free_iocb routine to trigger the rlease of
+		 * the node.
+		 */
 		lpfc_nlp_put(ndlp);
 		lpfc_els_free_iocb(phba, elsiocb);
 		return 1;
 	}
+	/* This will cause the callback-function lpfc_cmpl_els_cmd to
+	 * trigger the release of node.
+	 */
 	lpfc_nlp_put(ndlp);
 	return 0;
 }
@@ -1555,6 +1632,9 @@ lpfc_issue_els_farpr(struct lpfc_vport *vport, uint32_t nportid, uint8_t retry)
 	elsiocb = lpfc_prep_els_iocb(vport, 1, cmdsize, retry, ndlp,
 				     ndlp->nlp_DID, ELS_CMD_RNID);
 	if (!elsiocb) {
+		/* This will trigger the release of the node just
+		 * allocated
+		 */
 		lpfc_nlp_put(ndlp);
 		return 1;
 	}
@@ -1591,35 +1671,21 @@ lpfc_issue_els_farpr(struct lpfc_vport *vport, uint32_t nportid, uint8_t retry)
 	phba->fc_stat.elsXmitFARPR++;
 	elsiocb->iocb_cmpl = lpfc_cmpl_els_cmd;
 	if (lpfc_sli_issue_iocb(phba, pring, elsiocb, 0) == IOCB_ERROR) {
+		/* The additional lpfc_nlp_put will cause the following
+		 * lpfc_els_free_iocb routine to trigger the release of
+		 * the node.
+		 */
 		lpfc_nlp_put(ndlp);
 		lpfc_els_free_iocb(phba, elsiocb);
 		return 1;
 	}
+	/* This will cause the callback-function lpfc_cmpl_els_cmd to
+	 * trigger the release of the node.
+	 */
 	lpfc_nlp_put(ndlp);
 	return 0;
 }
 
-static void
-lpfc_end_rscn(struct lpfc_vport *vport)
-{
-	struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
-
-	if (vport->fc_flag & FC_RSCN_MODE) {
-		/*
-		 * Check to see if more RSCNs came in while we were
-		 * processing this one.
-		 */
-		if (vport->fc_rscn_id_cnt ||
-		    (vport->fc_flag & FC_RSCN_DISCOVERY) != 0)
-			lpfc_els_handle_rscn(vport);
-		else {
-			spin_lock_irq(shost->host_lock);
-			vport->fc_flag &= ~FC_RSCN_MODE;
-			spin_unlock_irq(shost->host_lock);
-		}
-	}
-}
-
 void
 lpfc_cancel_retry_delay_tmo(struct lpfc_vport *vport, struct lpfc_nodelist *nlp)
 {
@@ -1675,7 +1741,10 @@ lpfc_els_retry_delay(unsigned long ptr)
 		return;
 	}
 
-	evtp->evt_arg1  = ndlp;
+	/* We need to hold the node by incrementing the reference
+	 * count until the queued work is done
+	 */
+	evtp->evt_arg1  = lpfc_nlp_get(ndlp);
 	evtp->evt       = LPFC_EVT_ELS_RETRY;
 	list_add_tail(&evtp->evt_listp, &phba->work_list);
 	if (phba->work_wait)
@@ -1759,6 +1828,7 @@ lpfc_els_retry(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 	uint32_t *elscmd;
 	struct ls_rjt stat;
 	int retry = 0, maxretry = lpfc_max_els_tries, delay = 0;
+	int logerr = 0;
 	uint32_t cmd = 0;
 	uint32_t did;
 
@@ -1815,6 +1885,7 @@ lpfc_els_retry(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 			break;
 
 		case IOERR_NO_RESOURCES:
+			logerr = 1; /* HBA out of resources */
 			retry = 1;
 			if (cmdiocb->retry > 100)
 				delay = 100;
@@ -1843,6 +1914,7 @@ lpfc_els_retry(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 
 	case IOSTAT_NPORT_BSY:
 	case IOSTAT_FABRIC_BSY:
+		logerr = 1; /* Fabric / Remote NPort out of resources */
 		retry = 1;
 		break;
 
@@ -1923,6 +1995,15 @@ lpfc_els_retry(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 	if (did == FDMI_DID)
 		retry = 1;
 
+	if ((cmd == ELS_CMD_FLOGI) &&
+	    (phba->fc_topology != TOPOLOGY_LOOP)) {
+		/* FLOGI retry policy */
+		retry = 1;
+		maxretry = 48;
+		if (cmdiocb->retry >= 32)
+			delay = 1000;
+	}
+
 	if ((++cmdiocb->retry) >= maxretry) {
 		phba->fc_stat.elsRetryExceeded++;
 		retry = 0;
@@ -2006,11 +2087,46 @@ lpfc_els_retry(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 		}
 	}
 	/* No retry ELS command <elsCmd> to remote NPORT <did> */
-	lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
+	if (logerr) {
+		lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
+			 "0137 No retry ELS command x%x to remote "
+			 "NPORT x%x: Out of Resources: Error:x%x/%x\n",
+			 cmd, did, irsp->ulpStatus,
+			 irsp->un.ulpWord[4]);
+	}
+	else {
+		lpfc_printf_vlog(vport, KERN_INFO, LOG_ELS,
 			 "0108 No retry ELS command x%x to remote "
 			 "NPORT x%x Retried:%d Error:x%x/%x\n",
 			 cmd, did, cmdiocb->retry, irsp->ulpStatus,
 			 irsp->un.ulpWord[4]);
+	}
+	return 0;
+}
+
+static int
+lpfc_els_free_data(struct lpfc_hba *phba, struct lpfc_dmabuf *buf_ptr1)
+{
+	struct lpfc_dmabuf *buf_ptr;
+
+	/* Free the response before processing the command.  */
+	if (!list_empty(&buf_ptr1->list)) {
+		list_remove_head(&buf_ptr1->list, buf_ptr,
+				 struct lpfc_dmabuf,
+				 list);
+		lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
+		kfree(buf_ptr);
+	}
+	lpfc_mbuf_free(phba, buf_ptr1->virt, buf_ptr1->phys);
+	kfree(buf_ptr1);
+	return 0;
+}
+
+static int
+lpfc_els_free_bpl(struct lpfc_hba *phba, struct lpfc_dmabuf *buf_ptr)
+{
+	lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
+	kfree(buf_ptr);
 	return 0;
 }
 
@@ -2018,30 +2134,63 @@ int
 lpfc_els_free_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *elsiocb)
 {
 	struct lpfc_dmabuf *buf_ptr, *buf_ptr1;
+	struct lpfc_nodelist *ndlp;
 
-	if (elsiocb->context1) {
-		lpfc_nlp_put(elsiocb->context1);
+	ndlp = (struct lpfc_nodelist *)elsiocb->context1;
+	if (ndlp) {
+		if (ndlp->nlp_flag & NLP_DEFER_RM) {
+			lpfc_nlp_put(ndlp);
+
+			/* If the ndlp is not being used by another discovery
+			 * thread, free it.
+			 */
+			if (!lpfc_nlp_not_used(ndlp)) {
+				/* If ndlp is being used by another discovery
+				 * thread, just clear NLP_DEFER_RM
+				 */
+				ndlp->nlp_flag &= ~NLP_DEFER_RM;
+			}
+		}
+		else
+			lpfc_nlp_put(ndlp);
 		elsiocb->context1 = NULL;
 	}
 	/* context2  = cmd,  context2->next = rsp, context3 = bpl */
 	if (elsiocb->context2) {
-		buf_ptr1 = (struct lpfc_dmabuf *) elsiocb->context2;
-		/* Free the response before processing the command.  */
-		if (!list_empty(&buf_ptr1->list)) {
-			list_remove_head(&buf_ptr1->list, buf_ptr,
-					 struct lpfc_dmabuf,
-					 list);
-			lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
-			kfree(buf_ptr);
+		if (elsiocb->iocb_flag & LPFC_DELAY_MEM_FREE) {
+			/* Firmware could still be in progress of DMAing
+			 * payload, so don't free data buffer till after
+			 * a hbeat.
+			 */
+			elsiocb->iocb_flag &= ~LPFC_DELAY_MEM_FREE;
+			buf_ptr = elsiocb->context2;
+			elsiocb->context2 = NULL;
+			if (buf_ptr) {
+				buf_ptr1 = NULL;
+				spin_lock_irq(&phba->hbalock);
+				if (!list_empty(&buf_ptr->list)) {
+					list_remove_head(&buf_ptr->list,
+						buf_ptr1, struct lpfc_dmabuf,
+						list);
+					INIT_LIST_HEAD(&buf_ptr1->list);
+					list_add_tail(&buf_ptr1->list,
+						&phba->elsbuf);
+					phba->elsbuf_cnt++;
+				}
+				INIT_LIST_HEAD(&buf_ptr->list);
+				list_add_tail(&buf_ptr->list, &phba->elsbuf);
+				phba->elsbuf_cnt++;
+				spin_unlock_irq(&phba->hbalock);
+			}
+		} else {
+			buf_ptr1 = (struct lpfc_dmabuf *) elsiocb->context2;
+			lpfc_els_free_data(phba, buf_ptr1);
 		}
-		lpfc_mbuf_free(phba, buf_ptr1->virt, buf_ptr1->phys);
-		kfree(buf_ptr1);
 	}
 
 	if (elsiocb->context3) {
 		buf_ptr = (struct lpfc_dmabuf *) elsiocb->context3;
-		lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
-		kfree(buf_ptr);
+		lpfc_els_free_bpl(phba, buf_ptr);
 	}
 	lpfc_sli_release_iocbq(phba, elsiocb);
 	return 0;
@@ -2065,15 +2214,20 @@ lpfc_cmpl_els_logo_acc(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 			 "Data: x%x x%x x%x\n",
 			 ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state,
 			 ndlp->nlp_rpi);
-	switch (ndlp->nlp_state) {
-	case NLP_STE_UNUSED_NODE:	/* node is just allocated */
-		lpfc_drop_node(vport, ndlp);
-		break;
-	case NLP_STE_NPR_NODE:		/* NPort Recovery mode */
-		lpfc_unreg_rpi(vport, ndlp);
-		break;
-	default:
-		break;
+
+	if (ndlp->nlp_state == NLP_STE_NPR_NODE) {
+		/* NPort Recovery mode or node is just allocated */
+		if (!lpfc_nlp_not_used(ndlp)) {
+			/* If the ndlp is being used by another discovery
+			 * thread, just unregister the RPI.
+			 */
+			lpfc_unreg_rpi(vport, ndlp);
+		} else {
+			/* Indicate the node has already released, should
+			 * not reference to it from within lpfc_els_free_iocb.
+			 */
+			cmdiocb->context1 = NULL;
+		}
 	}
 	lpfc_els_free_iocb(phba, cmdiocb);
 	return;
@@ -2089,7 +2243,14 @@ lpfc_mbx_cmpl_dflt_rpi(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
 	lpfc_mbuf_free(phba, mp->virt, mp->phys);
 	kfree(mp);
 	mempool_free(pmb, phba->mbox_mem_pool);
-	lpfc_nlp_put(ndlp);
+	if (ndlp) {
+		lpfc_nlp_put(ndlp);
+		/* This is the end of the default RPI cleanup logic for this
+		 * ndlp. If no other discovery threads are using this ndlp.
+		 * we should free all resources associated with it.
+		 */
+		lpfc_nlp_not_used(ndlp);
+	}
 	return;
 }
 
@@ -2100,15 +2261,29 @@ lpfc_cmpl_els_rsp(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 	struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) cmdiocb->context1;
 	struct lpfc_vport *vport = ndlp ? ndlp->vport : NULL;
 	struct Scsi_Host  *shost = vport ? lpfc_shost_from_vport(vport) : NULL;
-	IOCB_t *irsp;
+	IOCB_t  *irsp;
+	uint8_t *pcmd;
 	LPFC_MBOXQ_t *mbox = NULL;
 	struct lpfc_dmabuf *mp = NULL;
+	uint32_t ls_rjt = 0;
 
 	irsp = &rspiocb->iocb;
 
 	if (cmdiocb->context_un.mbox)
 		mbox = cmdiocb->context_un.mbox;
 
+	/* First determine if this is a LS_RJT cmpl. Note, this callback
+	 * function can have cmdiocb->contest1 (ndlp) field set to NULL.
+	 */
+	pcmd = (uint8_t *) (((struct lpfc_dmabuf *) cmdiocb->context2)->virt);
+	if (ndlp && (*((uint32_t *) (pcmd)) == ELS_CMD_LS_RJT)) {
+		/* A LS_RJT associated with Default RPI cleanup has its own
+		 * seperate code path.
+		 */
+		if (!(ndlp->nlp_flag & NLP_RM_DFLT_RPI))
+			ls_rjt = 1;
+	}
+
 	/* Check to see if link went down during discovery */
 	if (!ndlp || lpfc_els_chk_latt(vport)) {
 		if (mbox) {
@@ -2119,6 +2294,15 @@ lpfc_cmpl_els_rsp(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 			}
 			mempool_free(mbox, phba->mbox_mem_pool);
 		}
+		if (ndlp && (ndlp->nlp_flag & NLP_RM_DFLT_RPI))
+			if (lpfc_nlp_not_used(ndlp)) {
+				ndlp = NULL;
+				/* Indicate the node has already released,
+				 * should not reference to it from within
+				 * the routine lpfc_els_free_iocb.
+				 */
+				cmdiocb->context1 = NULL;
+			}
 		goto out;
 	}
 
@@ -2150,20 +2334,39 @@ lpfc_cmpl_els_rsp(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 				lpfc_nlp_set_state(vport, ndlp,
 					   NLP_STE_REG_LOGIN_ISSUE);
 			}
-			if (lpfc_sli_issue_mbox(phba, mbox,
-						(MBX_NOWAIT | MBX_STOP_IOCB))
+			if (lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT)
 			    != MBX_NOT_FINISHED) {
 				goto out;
 			}
-			lpfc_nlp_put(ndlp);
-			/* NOTE: we should have messages for unsuccessful
-			   reglogin */
+
+			/* ELS rsp: Cannot issue reg_login for <NPortid> */
+			lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
+				"0138 ELS rsp: Cannot issue reg_login for x%x "
+				"Data: x%x x%x x%x\n",
+				ndlp->nlp_DID, ndlp->nlp_flag, ndlp->nlp_state,
+				ndlp->nlp_rpi);
+
+			if (lpfc_nlp_not_used(ndlp)) {
+				ndlp = NULL;
+				/* Indicate node has already been released,
+				 * should not reference to it from within
+				 * the routine lpfc_els_free_iocb.
+				 */
+				cmdiocb->context1 = NULL;
+			}
 		} else {
 			/* Do not drop node for lpfc_els_abort'ed ELS cmds */
 			if (!lpfc_error_lost_link(irsp) &&
 			    ndlp->nlp_flag & NLP_ACC_REGLOGIN) {
-				lpfc_drop_node(vport, ndlp);
-				ndlp = NULL;
+				if (lpfc_nlp_not_used(ndlp)) {
+					ndlp = NULL;
+					/* Indicate node has already been
+					 * released, should not reference
+					 * to it from within the routine
+					 * lpfc_els_free_iocb.
+					 */
+					cmdiocb->context1 = NULL;
+				}
 			}
 		}
 		mp = (struct lpfc_dmabuf *) mbox->context1;
@@ -2178,7 +2381,21 @@ out:
 		spin_lock_irq(shost->host_lock);
 		ndlp->nlp_flag &= ~(NLP_ACC_REGLOGIN | NLP_RM_DFLT_RPI);
 		spin_unlock_irq(shost->host_lock);
+
+		/* If the node is not being used by another discovery thread,
+		 * and we are sending a reject, we are done with it.
+		 * Release driver reference count here and free associated
+		 * resources.
+		 */
+		if (ls_rjt)
+			if (lpfc_nlp_not_used(ndlp))
+				/* Indicate node has already been released,
+				 * should not reference to it from within
+				 * the routine lpfc_els_free_iocb.
+				 */
+				cmdiocb->context1 = NULL;
 	}
+
 	lpfc_els_free_iocb(phba, cmdiocb);
 	return;
 }
@@ -2349,14 +2566,6 @@ lpfc_els_rsp_reject(struct lpfc_vport *vport, uint32_t rejectError,
 	elsiocb->iocb_cmpl = lpfc_cmpl_els_rsp;
 	rc = lpfc_sli_issue_iocb(phba, pring, elsiocb, 0);
 
-	/* If the node is in the UNUSED state, and we are sending
-	 * a reject, we are done with it.  Release driver reference
-	 * count here.  The outstanding els will release its reference on
-	 * completion and the node can be freed then.
-	 */
-	if (ndlp->nlp_state == NLP_STE_UNUSED_NODE)
-		lpfc_nlp_put(ndlp);
-
 	if (rc == IOCB_ERROR) {
 		lpfc_els_free_iocb(phba, elsiocb);
 		return 1;
@@ -2642,7 +2851,10 @@ lpfc_els_disc_plogi(struct lpfc_vport *vport)
 			}
 		}
 	}
-	if (sentplogi == 0) {
+	if (sentplogi) {
+		lpfc_set_disctmo(vport);
+	}
+	else {
 		spin_lock_irq(shost->host_lock);
 		vport->fc_flag &= ~FC_NLP_MORE;
 		spin_unlock_irq(shost->host_lock);
@@ -2830,10 +3042,10 @@ lpfc_els_rcv_rscn(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb,
 			"RCV RSCN defer:  did:x%x/ste:x%x flg:x%x",
 			ndlp->nlp_DID, vport->port_state, ndlp->nlp_flag);
 
+		spin_lock_irq(shost->host_lock);
 		vport->fc_flag |= FC_RSCN_DEFERRED;
 		if ((rscn_cnt < FC_MAX_HOLD_RSCN) &&
 		    !(vport->fc_flag & FC_RSCN_DISCOVERY)) {
-			spin_lock_irq(shost->host_lock);
 			vport->fc_flag |= FC_RSCN_MODE;
 			spin_unlock_irq(shost->host_lock);
 			if (rscn_cnt) {
@@ -2862,7 +3074,6 @@ lpfc_els_rcv_rscn(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb,
 					 vport->fc_rscn_id_cnt, vport->fc_flag,
 					 vport->port_state);
 		} else {
-			spin_lock_irq(shost->host_lock);
 			vport->fc_flag |= FC_RSCN_DISCOVERY;
 			spin_unlock_irq(shost->host_lock);
 			/* ReDiscovery RSCN */
@@ -2877,7 +3088,9 @@ lpfc_els_rcv_rscn(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb,
 
 		/* send RECOVERY event for ALL nodes that match RSCN payload */
 		lpfc_rscn_recovery_check(vport);
+		spin_lock_irq(shost->host_lock);
 		vport->fc_flag &= ~FC_RSCN_DEFERRED;
+		spin_unlock_irq(shost->host_lock);
 		return 0;
 	}
 
@@ -2929,6 +3142,8 @@ lpfc_els_handle_rscn(struct lpfc_vport *vport)
 
 	/* To process RSCN, first compare RSCN data with NameServer */
 	vport->fc_ns_retry = 0;
+	vport->num_disc_nodes = 0;
+
 	ndlp = lpfc_findnode_did(vport, NameServer_DID);
 	if (ndlp && ndlp->nlp_state == NLP_STE_UNMAPPED_NODE) {
 		/* Good ndlp, issue CT Request to NameServer */
@@ -3022,8 +3237,7 @@ lpfc_els_rcv_flogi(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb,
 			mbox->mb.un.varInitLnk.lipsr_AL_PA = 0;
 			mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
 			mbox->vport = vport;
-			rc = lpfc_sli_issue_mbox
-				(phba, mbox, (MBX_NOWAIT | MBX_STOP_IOCB));
+			rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
 			lpfc_set_loopback_flag(phba);
 			if (rc == MBX_NOT_FINISHED) {
 				mempool_free(mbox, phba->mbox_mem_pool);
@@ -3140,7 +3354,10 @@ lpfc_els_rsp_rps_acc(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
 	elsiocb = lpfc_prep_els_iocb(phba->pport, 0, cmdsize,
 				     lpfc_max_els_tries, ndlp,
 				     ndlp->nlp_DID, ELS_CMD_ACC);
+
+	/* Decrement the ndlp reference count from previous mbox command */
 	lpfc_nlp_put(ndlp);
+
 	if (!elsiocb)
 		return;
 
@@ -3160,13 +3377,13 @@ lpfc_els_rsp_rps_acc(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
 		status |= 0x4;
 
 	rps_rsp->rsvd1 = 0;
-	rps_rsp->portStatus = be16_to_cpu(status);
-	rps_rsp->linkFailureCnt = be32_to_cpu(mb->un.varRdLnk.linkFailureCnt);
-	rps_rsp->lossSyncCnt = be32_to_cpu(mb->un.varRdLnk.lossSyncCnt);
-	rps_rsp->lossSignalCnt = be32_to_cpu(mb->un.varRdLnk.lossSignalCnt);
-	rps_rsp->primSeqErrCnt = be32_to_cpu(mb->un.varRdLnk.primSeqErrCnt);
-	rps_rsp->invalidXmitWord = be32_to_cpu(mb->un.varRdLnk.invalidXmitWord);
-	rps_rsp->crcCnt = be32_to_cpu(mb->un.varRdLnk.crcCnt);
+	rps_rsp->portStatus = cpu_to_be16(status);
+	rps_rsp->linkFailureCnt = cpu_to_be32(mb->un.varRdLnk.linkFailureCnt);
+	rps_rsp->lossSyncCnt = cpu_to_be32(mb->un.varRdLnk.lossSyncCnt);
+	rps_rsp->lossSignalCnt = cpu_to_be32(mb->un.varRdLnk.lossSignalCnt);
+	rps_rsp->primSeqErrCnt = cpu_to_be32(mb->un.varRdLnk.primSeqErrCnt);
+	rps_rsp->invalidXmitWord = cpu_to_be32(mb->un.varRdLnk.invalidXmitWord);
+	rps_rsp->crcCnt = cpu_to_be32(mb->un.varRdLnk.crcCnt);
 	/* Xmit ELS RPS ACC response tag <ulpIoTag> */
 	lpfc_printf_vlog(ndlp->vport, KERN_INFO, LOG_ELS,
 			 "0118 Xmit ELS RPS ACC response tag x%x xri x%x, "
@@ -3223,11 +3440,13 @@ lpfc_els_rcv_rps(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb,
 			mbox->context2 = lpfc_nlp_get(ndlp);
 			mbox->vport = vport;
 			mbox->mbox_cmpl = lpfc_els_rsp_rps_acc;
-			if (lpfc_sli_issue_mbox (phba, mbox,
-			    (MBX_NOWAIT | MBX_STOP_IOCB)) != MBX_NOT_FINISHED)
+			if (lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT)
+				!= MBX_NOT_FINISHED)
 				/* Mbox completion will send ELS Response */
 				return 0;
-
+			/* Decrement reference count used for the failed mbox
+			 * command.
+			 */
 			lpfc_nlp_put(ndlp);
 			mempool_free(mbox, phba->mbox_mem_pool);
 		}
@@ -3461,6 +3680,7 @@ lpfc_els_rcv_fan(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb,
 					 * other NLP_FABRIC logins
 					 */
 					lpfc_drop_node(vport, ndlp);
+
 				} else if (!(ndlp->nlp_flag & NLP_NPR_ADISC)) {
 					/* Fail outstanding I/O now since this
 					 * device is marked for PLOGI
@@ -3469,8 +3689,6 @@ lpfc_els_rcv_fan(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb,
 				}
 			}
 
-			vport->port_state = LPFC_FLOGI;
-			lpfc_set_disctmo(vport);
 			lpfc_initial_flogi(vport);
 			return 0;
 		}
@@ -3711,6 +3929,7 @@ static void
 lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 		      struct lpfc_vport *vport, struct lpfc_iocbq *elsiocb)
 {
+	struct Scsi_Host  *shost;
 	struct lpfc_nodelist *ndlp;
 	struct ls_rjt stat;
 	uint32_t *payload;
@@ -3750,11 +3969,19 @@ lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 			goto dropit;
 
 		lpfc_nlp_init(vport, ndlp, did);
+		lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE);
 		newnode = 1;
 		if ((did & Fabric_DID_MASK) == Fabric_DID_MASK) {
 			ndlp->nlp_type |= NLP_FABRIC;
 		}
-		lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNUSED_NODE);
+	}
+	else {
+		if (ndlp->nlp_state == NLP_STE_UNUSED_NODE) {
+			/* This is simular to the new node path */
+			lpfc_nlp_get(ndlp);
+			lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE);
+			newnode = 1;
+		}
 	}
 
 	phba->fc_stat.elsRcvFrame++;
@@ -3783,6 +4010,12 @@ lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 			rjt_err = LSRJT_UNABLE_TPC;
 			break;
 		}
+
+		shost = lpfc_shost_from_vport(vport);
+		spin_lock_irq(shost->host_lock);
+		ndlp->nlp_flag &= ~NLP_TARGET_REMOVE;
+		spin_unlock_irq(shost->host_lock);
+
 		lpfc_disc_state_machine(vport, ndlp, elsiocb,
 					NLP_EVT_RCV_PLOGI);
 
@@ -3795,7 +4028,7 @@ lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 		phba->fc_stat.elsRcvFLOGI++;
 		lpfc_els_rcv_flogi(vport, elsiocb, ndlp);
 		if (newnode)
-			lpfc_drop_node(vport, ndlp);
+			lpfc_nlp_put(ndlp);
 		break;
 	case ELS_CMD_LOGO:
 		lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL,
@@ -3825,7 +4058,7 @@ lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 		phba->fc_stat.elsRcvRSCN++;
 		lpfc_els_rcv_rscn(vport, elsiocb, ndlp);
 		if (newnode)
-			lpfc_drop_node(vport, ndlp);
+			lpfc_nlp_put(ndlp);
 		break;
 	case ELS_CMD_ADISC:
 		lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL,
@@ -3897,7 +4130,7 @@ lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 		phba->fc_stat.elsRcvLIRR++;
 		lpfc_els_rcv_lirr(vport, elsiocb, ndlp);
 		if (newnode)
-			lpfc_drop_node(vport, ndlp);
+			lpfc_nlp_put(ndlp);
 		break;
 	case ELS_CMD_RPS:
 		lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL,
@@ -3907,7 +4140,7 @@ lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 		phba->fc_stat.elsRcvRPS++;
 		lpfc_els_rcv_rps(vport, elsiocb, ndlp);
 		if (newnode)
-			lpfc_drop_node(vport, ndlp);
+			lpfc_nlp_put(ndlp);
 		break;
 	case ELS_CMD_RPL:
 		lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL,
@@ -3917,7 +4150,7 @@ lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 		phba->fc_stat.elsRcvRPL++;
 		lpfc_els_rcv_rpl(vport, elsiocb, ndlp);
 		if (newnode)
-			lpfc_drop_node(vport, ndlp);
+			lpfc_nlp_put(ndlp);
 		break;
 	case ELS_CMD_RNID:
 		lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL,
@@ -3927,7 +4160,7 @@ lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 		phba->fc_stat.elsRcvRNID++;
 		lpfc_els_rcv_rnid(vport, elsiocb, ndlp);
 		if (newnode)
-			lpfc_drop_node(vport, ndlp);
+			lpfc_nlp_put(ndlp);
 		break;
 	default:
 		lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_ELS_UNSOL,
@@ -3942,7 +4175,7 @@ lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 				 "0115 Unknown ELS command x%x "
 				 "received from NPORT x%x\n", cmd, did);
 		if (newnode)
-			lpfc_drop_node(vport, ndlp);
+			lpfc_nlp_put(ndlp);
 		break;
 	}
 
@@ -3958,10 +4191,11 @@ lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 	return;
 
 dropit:
-	lpfc_printf_log(phba, KERN_ERR, LOG_ELS,
+	if (vport && !(vport->load_flag & FC_UNLOADING))
+		lpfc_printf_log(phba, KERN_ERR, LOG_ELS,
 			"(%d):0111 Dropping received ELS cmd "
 			"Data: x%x x%x x%x\n",
-			vport ? vport->vpi : 0xffff, icmd->ulpStatus,
+			vport->vpi, icmd->ulpStatus,
 			icmd->un.ulpWord[4], icmd->ulpTimeout);
 	phba->fc_stat.elsRcvDrop++;
 }
@@ -4114,8 +4348,9 @@ lpfc_cmpl_reg_new_vport(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
 	struct lpfc_nodelist *ndlp = (struct lpfc_nodelist *) pmb->context2;
 	MAILBOX_t *mb = &pmb->mb;
 
+	spin_lock_irq(shost->host_lock);
 	vport->fc_flag &= ~FC_VPORT_NEEDS_REG_VPI;
-	lpfc_nlp_put(ndlp);
+	spin_unlock_irq(shost->host_lock);
 
 	if (mb->mbxStatus) {
 		lpfc_printf_vlog(vport, KERN_ERR, LOG_MBOX,
@@ -4135,7 +4370,9 @@ lpfc_cmpl_reg_new_vport(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
 		default:
 			/* Try to recover from this error */
 			lpfc_mbx_unreg_vpi(vport);
+			spin_lock_irq(shost->host_lock);
 			vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
+			spin_unlock_irq(shost->host_lock);
 			lpfc_initial_fdisc(vport);
 			break;
 		}
@@ -4146,14 +4383,21 @@ lpfc_cmpl_reg_new_vport(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
 		else
 			lpfc_do_scr_ns_plogi(phba, vport);
 	}
+
+	/* Now, we decrement the ndlp reference count held for this
+	 * callback function
+	 */
+	lpfc_nlp_put(ndlp);
+
 	mempool_free(pmb, phba->mbox_mem_pool);
 	return;
 }
 
-void
+static void
 lpfc_register_new_vport(struct lpfc_hba *phba, struct lpfc_vport *vport,
 			struct lpfc_nodelist *ndlp)
 {
+	struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
 	LPFC_MBOXQ_t *mbox;
 
 	mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
@@ -4162,25 +4406,31 @@ lpfc_register_new_vport(struct lpfc_hba *phba, struct lpfc_vport *vport,
 		mbox->vport = vport;
 		mbox->context2 = lpfc_nlp_get(ndlp);
 		mbox->mbox_cmpl = lpfc_cmpl_reg_new_vport;
-		if (lpfc_sli_issue_mbox(phba, mbox,
-					MBX_NOWAIT | MBX_STOP_IOCB)
+		if (lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT)
 		    == MBX_NOT_FINISHED) {
+			/* mailbox command not success, decrement ndlp
+			 * reference count for this command
+			 */
+			lpfc_nlp_put(ndlp);
 			mempool_free(mbox, phba->mbox_mem_pool);
-			vport->fc_flag &= ~FC_VPORT_NEEDS_REG_VPI;
 
-			lpfc_vport_set_state(vport, FC_VPORT_FAILED);
 			lpfc_printf_vlog(vport, KERN_ERR, LOG_MBOX,
 				"0253 Register VPI: Can't send mbox\n");
+			goto mbox_err_exit;
 		}
 	} else {
-		lpfc_vport_set_state(vport, FC_VPORT_FAILED);
-
 		lpfc_printf_vlog(vport, KERN_ERR, LOG_MBOX,
 				 "0254 Register VPI: no memory\n");
-
-		vport->fc_flag &= ~FC_VPORT_NEEDS_REG_VPI;
-		lpfc_nlp_put(ndlp);
+		goto mbox_err_exit;
 	}
+	return;
+
+mbox_err_exit:
+	lpfc_vport_set_state(vport, FC_VPORT_FAILED);
+	spin_lock_irq(shost->host_lock);
+	vport->fc_flag &= ~FC_VPORT_NEEDS_REG_VPI;
+	spin_unlock_irq(shost->host_lock);
+	return;
 }
 
 static void
@@ -4251,7 +4501,9 @@ lpfc_cmpl_els_fdisc(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 				lpfc_unreg_rpi(vport, np);
 			}
 			lpfc_mbx_unreg_vpi(vport);
+			spin_lock_irq(shost->host_lock);
 			vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
+			spin_unlock_irq(shost->host_lock);
 		}
 
 		if (vport->fc_flag & FC_VPORT_NEEDS_REG_VPI)
@@ -4259,14 +4511,15 @@ lpfc_cmpl_els_fdisc(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 		else
 			lpfc_do_scr_ns_plogi(phba, vport);
 
-		lpfc_nlp_put(ndlp); /* Free Fabric ndlp for vports */
+		/* Unconditionaly kick off releasing fabric node for vports */
+		lpfc_nlp_put(ndlp);
 	}
 
 out:
 	lpfc_els_free_iocb(phba, cmdiocb);
 }
 
-int
+static int
 lpfc_issue_els_fdisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
 		     uint8_t retry)
 {
@@ -4539,7 +4792,7 @@ lpfc_cmpl_fabric_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 	}
 }
 
-int
+static int
 lpfc_issue_fabric_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *iocb)
 {
 	unsigned long iflags;
@@ -4583,7 +4836,7 @@ lpfc_issue_fabric_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *iocb)
 }
 
 
-void lpfc_fabric_abort_vport(struct lpfc_vport *vport)
+static void lpfc_fabric_abort_vport(struct lpfc_vport *vport)
 {
 	LIST_HEAD(completions);
 	struct lpfc_hba  *phba = vport->phba;
@@ -4663,6 +4916,7 @@ void lpfc_fabric_abort_hba(struct lpfc_hba *phba)
 }
 
 
+#if 0
 void lpfc_fabric_abort_flogi(struct lpfc_hba *phba)
 {
 	LIST_HEAD(completions);
@@ -4693,5 +4947,6 @@ void lpfc_fabric_abort_flogi(struct lpfc_hba *phba)
 		(piocb->iocb_cmpl) (phba, piocb, piocb);
 	}
 }
+#endif  /*  0  */
 
 
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index c81c2b3228d..dc042bd97ba 100644
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -57,6 +57,7 @@ static uint8_t lpfcAlpaArray[] = {
 };
 
 static void lpfc_disc_timeout_handler(struct lpfc_vport *);
+static void lpfc_disc_flush_list(struct lpfc_vport *vport);
 
 void
 lpfc_terminate_rport_io(struct fc_rport *rport)
@@ -107,20 +108,14 @@ lpfc_dev_loss_tmo_callbk(struct fc_rport *rport)
 	struct lpfc_nodelist * ndlp;
 	struct lpfc_vport *vport;
 	struct lpfc_hba   *phba;
-	struct completion devloss_compl;
 	struct lpfc_work_evt *evtp;
+	int  put_node;
+	int  put_rport;
 
 	rdata = rport->dd_data;
 	ndlp = rdata->pnode;
-
-	if (!ndlp) {
-		if (rport->scsi_target_id != -1) {
-			printk(KERN_ERR "Cannot find remote node"
-				" for rport in dev_loss_tmo_callbk x%x\n",
-				rport->port_id);
-		}
+	if (!ndlp)
 		return;
-	}
 
 	vport = ndlp->vport;
 	phba  = vport->phba;
@@ -129,15 +124,35 @@ lpfc_dev_loss_tmo_callbk(struct fc_rport *rport)
 		"rport devlosscb: sid:x%x did:x%x flg:x%x",
 		ndlp->nlp_sid, ndlp->nlp_DID, ndlp->nlp_flag);
 
-	init_completion(&devloss_compl);
+	/* Don't defer this if we are in the process of deleting the vport
+	 * or unloading the driver. The unload will cleanup the node
+	 * appropriately we just need to cleanup the ndlp rport info here.
+	 */
+	if (vport->load_flag & FC_UNLOADING) {
+		put_node = rdata->pnode != NULL;
+		put_rport = ndlp->rport != NULL;
+		rdata->pnode = NULL;
+		ndlp->rport = NULL;
+		if (put_node)
+			lpfc_nlp_put(ndlp);
+		if (put_rport)
+			put_device(&rport->dev);
+		return;
+	}
+
+	if (ndlp->nlp_state == NLP_STE_MAPPED_NODE)
+		return;
+
 	evtp = &ndlp->dev_loss_evt;
 
 	if (!list_empty(&evtp->evt_listp))
 		return;
 
 	spin_lock_irq(&phba->hbalock);
-	evtp->evt_arg1  = ndlp;
-	evtp->evt_arg2  = &devloss_compl;
+	/* We need to hold the node by incrementing the reference
+	 * count until this queued work is done
+	 */
+	evtp->evt_arg1  = lpfc_nlp_get(ndlp);
 	evtp->evt       = LPFC_EVT_DEV_LOSS;
 	list_add_tail(&evtp->evt_listp, &phba->work_list);
 	if (phba->work_wait)
@@ -145,8 +160,6 @@ lpfc_dev_loss_tmo_callbk(struct fc_rport *rport)
 
 	spin_unlock_irq(&phba->hbalock);
 
-	wait_for_completion(&devloss_compl);
-
 	return;
 }
 
@@ -154,7 +167,7 @@ lpfc_dev_loss_tmo_callbk(struct fc_rport *rport)
  * This function is called from the worker thread when dev_loss_tmo
  * expire.
  */
-void
+static void
 lpfc_dev_loss_tmo_handler(struct lpfc_nodelist *ndlp)
 {
 	struct lpfc_rport_data *rdata;
@@ -162,6 +175,8 @@ lpfc_dev_loss_tmo_handler(struct lpfc_nodelist *ndlp)
 	struct lpfc_vport *vport;
 	struct lpfc_hba   *phba;
 	uint8_t *name;
+	int  put_node;
+	int  put_rport;
 	int warn_on = 0;
 
 	rport = ndlp->rport;
@@ -178,14 +193,32 @@ lpfc_dev_loss_tmo_handler(struct lpfc_nodelist *ndlp)
 		"rport devlosstmo:did:x%x type:x%x id:x%x",
 		ndlp->nlp_DID, ndlp->nlp_type, rport->scsi_target_id);
 
-	if (!(vport->load_flag & FC_UNLOADING) &&
-	    ndlp->nlp_state == NLP_STE_MAPPED_NODE)
+	/* Don't defer this if we are in the process of deleting the vport
+	 * or unloading the driver. The unload will cleanup the node
+	 * appropriately we just need to cleanup the ndlp rport info here.
+	 */
+	if (vport->load_flag & FC_UNLOADING) {
+		if (ndlp->nlp_sid != NLP_NO_SID) {
+			/* flush the target */
+			lpfc_sli_abort_iocb(vport,
+					&phba->sli.ring[phba->sli.fcp_ring],
+					ndlp->nlp_sid, 0, LPFC_CTX_TGT);
+		}
+		put_node = rdata->pnode != NULL;
+		put_rport = ndlp->rport != NULL;
+		rdata->pnode = NULL;
+		ndlp->rport = NULL;
+		if (put_node)
+			lpfc_nlp_put(ndlp);
+		if (put_rport)
+			put_device(&rport->dev);
 		return;
+	}
 
-	if (ndlp->nlp_type & NLP_FABRIC) {
-		int  put_node;
-		int  put_rport;
+	if (ndlp->nlp_state == NLP_STE_MAPPED_NODE)
+		return;
 
+	if (ndlp->nlp_type & NLP_FABRIC) {
 		/* We will clean up these Nodes in linkup */
 		put_node = rdata->pnode != NULL;
 		put_rport = ndlp->rport != NULL;
@@ -227,23 +260,20 @@ lpfc_dev_loss_tmo_handler(struct lpfc_nodelist *ndlp)
 				 ndlp->nlp_state, ndlp->nlp_rpi);
 	}
 
+	put_node = rdata->pnode != NULL;
+	put_rport = ndlp->rport != NULL;
+	rdata->pnode = NULL;
+	ndlp->rport = NULL;
+	if (put_node)
+		lpfc_nlp_put(ndlp);
+	if (put_rport)
+		put_device(&rport->dev);
+
 	if (!(vport->load_flag & FC_UNLOADING) &&
 	    !(ndlp->nlp_flag & NLP_DELAY_TMO) &&
 	    !(ndlp->nlp_flag & NLP_NPR_2B_DISC) &&
-	    (ndlp->nlp_state != NLP_STE_UNMAPPED_NODE))
+	    (ndlp->nlp_state != NLP_STE_UNMAPPED_NODE)) {
 		lpfc_disc_state_machine(vport, ndlp, NULL, NLP_EVT_DEVICE_RM);
-	else {
-		int  put_node;
-		int  put_rport;
-
-		put_node = rdata->pnode != NULL;
-		put_rport = ndlp->rport != NULL;
-		rdata->pnode = NULL;
-		ndlp->rport = NULL;
-		if (put_node)
-			lpfc_nlp_put(ndlp);
-		if (put_rport)
-			put_device(&rport->dev);
 	}
 }
 
@@ -260,7 +290,6 @@ lpfc_work_list_done(struct lpfc_hba *phba)
 {
 	struct lpfc_work_evt  *evtp = NULL;
 	struct lpfc_nodelist  *ndlp;
-	struct lpfc_vport     *vport;
 	int free_evt;
 
 	spin_lock_irq(&phba->hbalock);
@@ -270,35 +299,22 @@ lpfc_work_list_done(struct lpfc_hba *phba)
 		spin_unlock_irq(&phba->hbalock);
 		free_evt = 1;
 		switch (evtp->evt) {
-		case LPFC_EVT_DEV_LOSS_DELAY:
-			free_evt = 0; /* evt is part of ndlp */
-			ndlp = (struct lpfc_nodelist *) (evtp->evt_arg1);
-			vport = ndlp->vport;
-			if (!vport)
-				break;
-
-			lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_RPORT,
-				"rport devlossdly:did:x%x flg:x%x",
-				ndlp->nlp_DID, ndlp->nlp_flag, 0);
-
-			if (!(vport->load_flag & FC_UNLOADING) &&
-			    !(ndlp->nlp_flag & NLP_DELAY_TMO) &&
-			    !(ndlp->nlp_flag & NLP_NPR_2B_DISC)) {
-				lpfc_disc_state_machine(vport, ndlp, NULL,
-					NLP_EVT_DEVICE_RM);
-			}
-			break;
 		case LPFC_EVT_ELS_RETRY:
 			ndlp = (struct lpfc_nodelist *) (evtp->evt_arg1);
 			lpfc_els_retry_delay_handler(ndlp);
 			free_evt = 0; /* evt is part of ndlp */
+			/* decrement the node reference count held
+			 * for this queued work
+			 */
+			lpfc_nlp_put(ndlp);
 			break;
 		case LPFC_EVT_DEV_LOSS:
 			ndlp = (struct lpfc_nodelist *)(evtp->evt_arg1);
-			lpfc_nlp_get(ndlp);
 			lpfc_dev_loss_tmo_handler(ndlp);
 			free_evt = 0;
-			complete((struct completion *)(evtp->evt_arg2));
+			/* decrement the node reference count held for
+			 * this queued work
+			 */
 			lpfc_nlp_put(ndlp);
 			break;
 		case LPFC_EVT_ONLINE:
@@ -373,7 +389,7 @@ lpfc_work_done(struct lpfc_hba *phba)
 		lpfc_handle_latt(phba);
 	vports = lpfc_create_vport_work_array(phba);
 	if (vports != NULL)
-		for(i = 0; i < LPFC_MAX_VPORTS; i++) {
+		for(i = 0; i <= phba->max_vpi; i++) {
 			/*
 			 * We could have no vports in array if unloading, so if
 			 * this happens then just use the pport
@@ -405,14 +421,14 @@ lpfc_work_done(struct lpfc_hba *phba)
 			vport->work_port_events &= ~work_port_events;
 			spin_unlock_irq(&vport->work_port_lock);
 		}
-	lpfc_destroy_vport_work_array(vports);
+	lpfc_destroy_vport_work_array(phba, vports);
 
 	pring = &phba->sli.ring[LPFC_ELS_RING];
 	status = (ha_copy & (HA_RXMASK  << (4*LPFC_ELS_RING)));
 	status >>= (4*LPFC_ELS_RING);
 	if ((status & HA_RXMASK)
 		|| (pring->flag & LPFC_DEFERRED_RING_EVENT)) {
-		if (pring->flag & LPFC_STOP_IOCB_MASK) {
+		if (pring->flag & LPFC_STOP_IOCB_EVENT) {
 			pring->flag |= LPFC_DEFERRED_RING_EVENT;
 		} else {
 			lpfc_sli_handle_slow_ring_event(phba, pring,
@@ -544,6 +560,7 @@ lpfc_workq_post_event(struct lpfc_hba *phba, void *arg1, void *arg2,
 void
 lpfc_cleanup_rpis(struct lpfc_vport *vport, int remove)
 {
+	struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
 	struct lpfc_hba  *phba = vport->phba;
 	struct lpfc_nodelist *ndlp, *next_ndlp;
 	int  rc;
@@ -552,7 +569,9 @@ lpfc_cleanup_rpis(struct lpfc_vport *vport, int remove)
 		if (ndlp->nlp_state == NLP_STE_UNUSED_NODE)
 			continue;
 
-		if (phba->sli3_options & LPFC_SLI3_VPORT_TEARDOWN)
+		if ((phba->sli3_options & LPFC_SLI3_VPORT_TEARDOWN) ||
+			((vport->port_type == LPFC_NPIV_PORT) &&
+			(ndlp->nlp_DID == NameServer_DID)))
 			lpfc_unreg_rpi(vport, ndlp);
 
 		/* Leave Fabric nodes alone on link down */
@@ -565,14 +584,30 @@ lpfc_cleanup_rpis(struct lpfc_vport *vport, int remove)
 	}
 	if (phba->sli3_options & LPFC_SLI3_VPORT_TEARDOWN) {
 		lpfc_mbx_unreg_vpi(vport);
+		spin_lock_irq(shost->host_lock);
 		vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
+		spin_unlock_irq(shost->host_lock);
 	}
 }
 
+void
+lpfc_port_link_failure(struct lpfc_vport *vport)
+{
+	/* Cleanup any outstanding RSCN activity */
+	lpfc_els_flush_rscn(vport);
+
+	/* Cleanup any outstanding ELS commands */
+	lpfc_els_flush_cmd(vport);
+
+	lpfc_cleanup_rpis(vport, 0);
+
+	/* Turn off discovery timer if its running */
+	lpfc_can_disctmo(vport);
+}
+
 static void
 lpfc_linkdown_port(struct lpfc_vport *vport)
 {
-	struct lpfc_nodelist *ndlp, *next_ndlp;
 	struct Scsi_Host  *shost = lpfc_shost_from_vport(vport);
 
 	fc_host_post_event(shost, fc_get_event_number(), FCH_EVT_LINKDOWN, 0);
@@ -581,21 +616,8 @@ lpfc_linkdown_port(struct lpfc_vport *vport)
 		"Link Down:       state:x%x rtry:x%x flg:x%x",
 		vport->port_state, vport->fc_ns_retry, vport->fc_flag);
 
-	/* Cleanup any outstanding RSCN activity */
-	lpfc_els_flush_rscn(vport);
-
-	/* Cleanup any outstanding ELS commands */
-	lpfc_els_flush_cmd(vport);
+	lpfc_port_link_failure(vport);
 
-	lpfc_cleanup_rpis(vport, 0);
-
-	/* free any ndlp's on unused list */
-	list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp)
-		if (ndlp->nlp_state == NLP_STE_UNUSED_NODE)
-			lpfc_drop_node(vport, ndlp);
-
-	/* Turn off discovery timer if its running */
-	lpfc_can_disctmo(vport);
 }
 
 int
@@ -618,18 +640,18 @@ lpfc_linkdown(struct lpfc_hba *phba)
 	spin_unlock_irq(&phba->hbalock);
 	vports = lpfc_create_vport_work_array(phba);
 	if (vports != NULL)
-		for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) {
+		for(i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) {
 			/* Issue a LINK DOWN event to all nodes */
 			lpfc_linkdown_port(vports[i]);
 		}
-	lpfc_destroy_vport_work_array(vports);
+	lpfc_destroy_vport_work_array(phba, vports);
 	/* Clean up any firmware default rpi's */
 	mb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
 	if (mb) {
 		lpfc_unreg_did(phba, 0xffff, 0xffffffff, mb);
 		mb->vport = vport;
 		mb->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
-		if (lpfc_sli_issue_mbox(phba, mb, (MBX_NOWAIT | MBX_STOP_IOCB))
+		if (lpfc_sli_issue_mbox(phba, mb, MBX_NOWAIT)
 		    == MBX_NOT_FINISHED) {
 			mempool_free(mb, phba->mbox_mem_pool);
 		}
@@ -643,8 +665,7 @@ lpfc_linkdown(struct lpfc_hba *phba)
 			lpfc_config_link(phba, mb);
 			mb->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
 			mb->vport = vport;
-			if (lpfc_sli_issue_mbox(phba, mb,
-						(MBX_NOWAIT | MBX_STOP_IOCB))
+			if (lpfc_sli_issue_mbox(phba, mb, MBX_NOWAIT)
 			    == MBX_NOT_FINISHED) {
 				mempool_free(mb, phba->mbox_mem_pool);
 			}
@@ -686,7 +707,6 @@ static void
 lpfc_linkup_port(struct lpfc_vport *vport)
 {
 	struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
-	struct lpfc_nodelist *ndlp, *next_ndlp;
 	struct lpfc_hba  *phba = vport->phba;
 
 	if ((vport->load_flag & FC_UNLOADING) != 0)
@@ -713,11 +733,6 @@ lpfc_linkup_port(struct lpfc_vport *vport)
 	if (vport->fc_flag & FC_LBIT)
 		lpfc_linkup_cleanup_nodes(vport);
 
-				/* free any ndlp's in unused state */
-	list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes,
-				 nlp_listp)
-		if (ndlp->nlp_state == NLP_STE_UNUSED_NODE)
-			lpfc_drop_node(vport, ndlp);
 }
 
 static int
@@ -734,9 +749,9 @@ lpfc_linkup(struct lpfc_hba *phba)
 
 	vports = lpfc_create_vport_work_array(phba);
 	if (vports != NULL)
-		for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++)
+		for(i = 0; i <= phba->max_vpi && vports[i] != NULL; i++)
 			lpfc_linkup_port(vports[i]);
-	lpfc_destroy_vport_work_array(vports);
+	lpfc_destroy_vport_work_array(phba, vports);
 	if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED)
 		lpfc_issue_clear_la(phba, phba->pport);
 
@@ -749,7 +764,7 @@ lpfc_linkup(struct lpfc_hba *phba)
  * as the completion routine when the command is
  * handed off to the SLI layer.
  */
-void
+static void
 lpfc_mbx_cmpl_clear_la(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
 {
 	struct lpfc_vport *vport = pmb->vport;
@@ -852,8 +867,6 @@ lpfc_mbx_cmpl_local_config_link(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
 	 * LPFC_FLOGI while waiting for FLOGI cmpl
 	 */
 	if (vport->port_state != LPFC_FLOGI) {
-		vport->port_state = LPFC_FLOGI;
-		lpfc_set_disctmo(vport);
 		lpfc_initial_flogi(vport);
 	}
 	return;
@@ -1022,8 +1035,7 @@ lpfc_mbx_process_link_up(struct lpfc_hba *phba, READ_LA_VAR *la)
 		lpfc_read_sparam(phba, sparam_mbox, 0);
 		sparam_mbox->vport = vport;
 		sparam_mbox->mbox_cmpl = lpfc_mbx_cmpl_read_sparam;
-		rc = lpfc_sli_issue_mbox(phba, sparam_mbox,
-				    (MBX_NOWAIT | MBX_STOP_IOCB));
+		rc = lpfc_sli_issue_mbox(phba, sparam_mbox, MBX_NOWAIT);
 		if (rc == MBX_NOT_FINISHED) {
 			mp = (struct lpfc_dmabuf *) sparam_mbox->context1;
 			lpfc_mbuf_free(phba, mp->virt, mp->phys);
@@ -1040,8 +1052,7 @@ lpfc_mbx_process_link_up(struct lpfc_hba *phba, READ_LA_VAR *la)
 		lpfc_config_link(phba, cfglink_mbox);
 		cfglink_mbox->vport = vport;
 		cfglink_mbox->mbox_cmpl = lpfc_mbx_cmpl_local_config_link;
-		rc = lpfc_sli_issue_mbox(phba, cfglink_mbox,
-				    (MBX_NOWAIT | MBX_STOP_IOCB));
+		rc = lpfc_sli_issue_mbox(phba, cfglink_mbox, MBX_NOWAIT);
 		if (rc != MBX_NOT_FINISHED)
 			return;
 		mempool_free(cfglink_mbox, phba->mbox_mem_pool);
@@ -1174,6 +1185,9 @@ lpfc_mbx_cmpl_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
 	lpfc_mbuf_free(phba, mp->virt, mp->phys);
 	kfree(mp);
 	mempool_free(pmb, phba->mbox_mem_pool);
+	/* decrement the node reference count held for this callback
+	 * function.
+	 */
 	lpfc_nlp_put(ndlp);
 
 	return;
@@ -1219,7 +1233,7 @@ lpfc_mbx_unreg_vpi(struct lpfc_vport *vport)
 	lpfc_unreg_vpi(phba, vport->vpi, mbox);
 	mbox->vport = vport;
 	mbox->mbox_cmpl = lpfc_mbx_cmpl_unreg_vpi;
-	rc = lpfc_sli_issue_mbox(phba, mbox, (MBX_NOWAIT | MBX_STOP_IOCB));
+	rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
 	if (rc == MBX_NOT_FINISHED) {
 		lpfc_printf_vlog(vport, KERN_ERR, LOG_MBOX | LOG_VPORT,
 				 "1800 Could not issue unreg_vpi\n");
@@ -1319,7 +1333,7 @@ lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
 		vports = lpfc_create_vport_work_array(phba);
 		if (vports != NULL)
 			for(i = 0;
-			    i < LPFC_MAX_VPORTS && vports[i] != NULL;
+			    i <= phba->max_vpi && vports[i] != NULL;
 			    i++) {
 				if (vports[i]->port_type == LPFC_PHYSICAL_PORT)
 					continue;
@@ -1335,7 +1349,7 @@ lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
 							"Fabric support\n");
 				}
 			}
-		lpfc_destroy_vport_work_array(vports);
+		lpfc_destroy_vport_work_array(phba, vports);
 		lpfc_do_scr_ns_plogi(phba, vport);
 	}
 
@@ -1361,11 +1375,16 @@ lpfc_mbx_cmpl_ns_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
 
 	if (mb->mbxStatus) {
 out:
+		/* decrement the node reference count held for this
+		 * callback function.
+		 */
 		lpfc_nlp_put(ndlp);
 		lpfc_mbuf_free(phba, mp->virt, mp->phys);
 		kfree(mp);
 		mempool_free(pmb, phba->mbox_mem_pool);
-		lpfc_drop_node(vport, ndlp);
+
+		/* If no other thread is using the ndlp, free it */
+		lpfc_nlp_not_used(ndlp);
 
 		if (phba->fc_topology == TOPOLOGY_LOOP) {
 			/*
@@ -1410,6 +1429,9 @@ out:
 		goto out;
 	}
 
+	/* decrement the node reference count held for this
+	 * callback function.
+	 */
 	lpfc_nlp_put(ndlp);
 	lpfc_mbuf_free(phba, mp->virt, mp->phys);
 	kfree(mp);
@@ -1656,8 +1678,18 @@ lpfc_dequeue_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
 void
 lpfc_drop_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
 {
+	/*
+	 * Use of lpfc_drop_node and UNUSED list: lpfc_drop_node should
+	 * be used if we wish to issue the "last" lpfc_nlp_put() to remove
+	 * the ndlp from the vport. The ndlp marked as UNUSED on the list
+	 * until ALL other outstanding threads have completed. We check
+	 * that the ndlp not already in the UNUSED state before we proceed.
+	 */
+	if (ndlp->nlp_state == NLP_STE_UNUSED_NODE)
+		return;
 	lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNUSED_NODE);
 	lpfc_nlp_put(ndlp);
+	return;
 }
 
 /*
@@ -1868,8 +1900,7 @@ lpfc_unreg_rpi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
 			lpfc_unreg_login(phba, vport->vpi, ndlp->nlp_rpi, mbox);
 			mbox->vport = vport;
 			mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
-			rc = lpfc_sli_issue_mbox(phba, mbox,
-						 (MBX_NOWAIT | MBX_STOP_IOCB));
+			rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
 			if (rc == MBX_NOT_FINISHED)
 				mempool_free(mbox, phba->mbox_mem_pool);
 		}
@@ -1892,8 +1923,8 @@ lpfc_unreg_all_rpis(struct lpfc_vport *vport)
 		lpfc_unreg_login(phba, vport->vpi, 0xffff, mbox);
 		mbox->vport = vport;
 		mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
-		rc = lpfc_sli_issue_mbox(phba, mbox,
-					 (MBX_NOWAIT | MBX_STOP_IOCB));
+		mbox->context1 = NULL;
+		rc = lpfc_sli_issue_mbox_wait(phba, mbox, LPFC_MBOX_TMO);
 		if (rc == MBX_NOT_FINISHED) {
 			mempool_free(mbox, phba->mbox_mem_pool);
 		}
@@ -1912,8 +1943,8 @@ lpfc_unreg_default_rpis(struct lpfc_vport *vport)
 		lpfc_unreg_did(phba, vport->vpi, 0xffffffff, mbox);
 		mbox->vport = vport;
 		mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
-		rc = lpfc_sli_issue_mbox(phba, mbox,
-					 (MBX_NOWAIT | MBX_STOP_IOCB));
+		mbox->context1 = NULL;
+		rc = lpfc_sli_issue_mbox_wait(phba, mbox, LPFC_MBOX_TMO);
 		if (rc == MBX_NOT_FINISHED) {
 			lpfc_printf_vlog(vport, KERN_ERR, LOG_MBOX | LOG_VPORT,
 					 "1815 Could not issue "
@@ -1981,11 +2012,6 @@ lpfc_cleanup_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
 	if (!list_empty(&ndlp->dev_loss_evt.evt_listp))
 		list_del_init(&ndlp->dev_loss_evt.evt_listp);
 
-	if (!list_empty(&ndlp->dev_loss_evt.evt_listp)) {
-		list_del_init(&ndlp->dev_loss_evt.evt_listp);
-		complete((struct completion *)(ndlp->dev_loss_evt.evt_arg2));
-	}
-
 	lpfc_unreg_rpi(vport, ndlp);
 
 	return 0;
@@ -1999,12 +2025,39 @@ lpfc_cleanup_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
 static void
 lpfc_nlp_remove(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
 {
+	struct lpfc_hba  *phba = vport->phba;
 	struct lpfc_rport_data *rdata;
+	LPFC_MBOXQ_t *mbox;
+	int rc;
 
 	if (ndlp->nlp_flag & NLP_DELAY_TMO) {
 		lpfc_cancel_retry_delay_tmo(vport, ndlp);
 	}
 
+	if (ndlp->nlp_flag & NLP_DEFER_RM && !ndlp->nlp_rpi) {
+		/* For this case we need to cleanup the default rpi
+		 * allocated by the firmware.
+		 */
+		if ((mbox = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL))
+			!= NULL) {
+			rc = lpfc_reg_login(phba, vport->vpi, ndlp->nlp_DID,
+			    (uint8_t *) &vport->fc_sparam, mbox, 0);
+			if (rc) {
+				mempool_free(mbox, phba->mbox_mem_pool);
+			}
+			else {
+				mbox->mbox_flag |= LPFC_MBX_IMED_UNREG;
+				mbox->mbox_cmpl = lpfc_mbx_cmpl_dflt_rpi;
+				mbox->vport = vport;
+				mbox->context2 = NULL;
+				rc =lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
+				if (rc == MBX_NOT_FINISHED) {
+					mempool_free(mbox, phba->mbox_mem_pool);
+				}
+			}
+		}
+	}
+
 	lpfc_cleanup_node(vport, ndlp);
 
 	/*
@@ -2132,6 +2185,12 @@ lpfc_setup_disc_node(struct lpfc_vport *vport, uint32_t did)
 	}
 	if (vport->fc_flag & FC_RSCN_MODE) {
 		if (lpfc_rscn_payload_check(vport, did)) {
+			/* If we've already recieved a PLOGI from this NPort
+			 * we don't need to try to discover it again.
+			 */
+			if (ndlp->nlp_flag & NLP_RCV_PLOGI)
+				return NULL;
+
 			spin_lock_irq(shost->host_lock);
 			ndlp->nlp_flag |= NLP_NPR_2B_DISC;
 			spin_unlock_irq(shost->host_lock);
@@ -2144,8 +2203,13 @@ lpfc_setup_disc_node(struct lpfc_vport *vport, uint32_t did)
 		} else
 			ndlp = NULL;
 	} else {
+		/* If we've already recieved a PLOGI from this NPort,
+		 * or we are already in the process of discovery on it,
+		 * we don't need to try to discover it again.
+		 */
 		if (ndlp->nlp_state == NLP_STE_ADISC_ISSUE ||
-		    ndlp->nlp_state == NLP_STE_PLOGI_ISSUE)
+		    ndlp->nlp_state == NLP_STE_PLOGI_ISSUE ||
+		    ndlp->nlp_flag & NLP_RCV_PLOGI)
 			return NULL;
 		lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE);
 		spin_lock_irq(shost->host_lock);
@@ -2220,8 +2284,7 @@ lpfc_issue_clear_la(struct lpfc_hba *phba, struct lpfc_vport *vport)
 		lpfc_clear_la(phba, mbox);
 		mbox->mbox_cmpl = lpfc_mbx_cmpl_clear_la;
 		mbox->vport = vport;
-		rc = lpfc_sli_issue_mbox(phba, mbox, (MBX_NOWAIT |
-						      MBX_STOP_IOCB));
+		rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
 		if (rc == MBX_NOT_FINISHED) {
 			mempool_free(mbox, phba->mbox_mem_pool);
 			lpfc_disc_flush_list(vport);
@@ -2244,8 +2307,7 @@ lpfc_issue_reg_vpi(struct lpfc_hba *phba, struct lpfc_vport *vport)
 		lpfc_reg_vpi(phba, vport->vpi, vport->fc_myDID, regvpimbox);
 		regvpimbox->mbox_cmpl = lpfc_mbx_cmpl_reg_vpi;
 		regvpimbox->vport = vport;
-		if (lpfc_sli_issue_mbox(phba, regvpimbox,
-					(MBX_NOWAIT | MBX_STOP_IOCB))
+		if (lpfc_sli_issue_mbox(phba, regvpimbox, MBX_NOWAIT)
 					== MBX_NOT_FINISHED) {
 			mempool_free(regvpimbox, phba->mbox_mem_pool);
 		}
@@ -2414,7 +2476,7 @@ lpfc_free_tx(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp)
 	}
 }
 
-void
+static void
 lpfc_disc_flush_list(struct lpfc_vport *vport)
 {
 	struct lpfc_nodelist *ndlp, *next_ndlp;
@@ -2426,7 +2488,6 @@ lpfc_disc_flush_list(struct lpfc_vport *vport)
 			if (ndlp->nlp_state == NLP_STE_PLOGI_ISSUE ||
 			    ndlp->nlp_state == NLP_STE_ADISC_ISSUE) {
 				lpfc_free_tx(phba, ndlp);
-				lpfc_nlp_put(ndlp);
 			}
 		}
 	}
@@ -2516,6 +2577,7 @@ lpfc_disc_timeout_handler(struct lpfc_vport *vport)
 			if (ndlp->nlp_type & NLP_FABRIC) {
 				/* Clean up the ndlp on Fabric connections */
 				lpfc_drop_node(vport, ndlp);
+
 			} else if (!(ndlp->nlp_flag & NLP_NPR_ADISC)) {
 				/* Fail outstanding IO now since device
 				 * is marked for PLOGI.
@@ -2524,9 +2586,8 @@ lpfc_disc_timeout_handler(struct lpfc_vport *vport)
 			}
 		}
 		if (vport->port_state != LPFC_FLOGI) {
-			vport->port_state = LPFC_FLOGI;
-			lpfc_set_disctmo(vport);
 			lpfc_initial_flogi(vport);
+			return;
 		}
 		break;
 
@@ -2536,7 +2597,7 @@ lpfc_disc_timeout_handler(struct lpfc_vport *vport)
 		/* Initial FLOGI timeout */
 		lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
 				 "0222 Initial %s timeout\n",
-				 vport->vpi ? "FLOGI" : "FDISC");
+				 vport->vpi ? "FDISC" : "FLOGI");
 
 		/* Assume no Fabric and go on with discovery.
 		 * Check for outstanding ELS FLOGI to abort.
@@ -2558,10 +2619,10 @@ lpfc_disc_timeout_handler(struct lpfc_vport *vport)
 		/* Next look for NameServer ndlp */
 		ndlp = lpfc_findnode_did(vport, NameServer_DID);
 		if (ndlp)
-			lpfc_nlp_put(ndlp);
-		/* Start discovery */
-		lpfc_disc_start(vport);
-		break;
+			lpfc_els_abort(phba, ndlp);
+
+		/* ReStart discovery */
+		goto restart_disc;
 
 	case LPFC_NS_QRY:
 	/* Check for wait for NameServer Rsp timeout */
@@ -2580,6 +2641,7 @@ lpfc_disc_timeout_handler(struct lpfc_vport *vport)
 		}
 		vport->fc_ns_retry = 0;
 
+restart_disc:
 		/*
 		 * Discovery is over.
 		 * set port_state to PORT_READY if SLI2.
@@ -2608,8 +2670,7 @@ lpfc_disc_timeout_handler(struct lpfc_vport *vport)
 		initlinkmbox->mb.un.varInitLnk.lipsr_AL_PA = 0;
 		initlinkmbox->vport = vport;
 		initlinkmbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
-		rc = lpfc_sli_issue_mbox(phba, initlinkmbox,
-					 (MBX_NOWAIT | MBX_STOP_IOCB));
+		rc = lpfc_sli_issue_mbox(phba, initlinkmbox, MBX_NOWAIT);
 		lpfc_set_loopback_flag(phba);
 		if (rc == MBX_NOT_FINISHED)
 			mempool_free(initlinkmbox, phba->mbox_mem_pool);
@@ -2664,12 +2725,14 @@ lpfc_disc_timeout_handler(struct lpfc_vport *vport)
 		clrlaerr = 1;
 		break;
 
+	case LPFC_LINK_UP:
+		lpfc_issue_clear_la(phba, vport);
+		/* Drop thru */
 	case LPFC_LINK_UNKNOWN:
 	case LPFC_WARM_START:
 	case LPFC_INIT_START:
 	case LPFC_INIT_MBX_CMDS:
 	case LPFC_LINK_DOWN:
-	case LPFC_LINK_UP:
 	case LPFC_HBA_ERROR:
 		lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
 				 "0230 Unexpected timeout, hba link "
@@ -2723,7 +2786,9 @@ lpfc_mbx_cmpl_fdmi_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
 	else
 		mod_timer(&vport->fc_fdmitmo, jiffies + HZ * 60);
 
-				/* Mailbox took a reference to the node */
+	/* decrement the node reference count held for this callback
+	 * function.
+	 */
 	lpfc_nlp_put(ndlp);
 	lpfc_mbuf_free(phba, mp->virt, mp->phys);
 	kfree(mp);
@@ -2747,19 +2812,19 @@ lpfc_filter_by_wwpn(struct lpfc_nodelist *ndlp, void *param)
 		      sizeof(ndlp->nlp_portname)) == 0;
 }
 
-struct lpfc_nodelist *
+static struct lpfc_nodelist *
 __lpfc_find_node(struct lpfc_vport *vport, node_filter filter, void *param)
 {
 	struct lpfc_nodelist *ndlp;
 
 	list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) {
-		if (ndlp->nlp_state != NLP_STE_UNUSED_NODE &&
-		    filter(ndlp, param))
+		if (filter(ndlp, param))
 			return ndlp;
 	}
 	return NULL;
 }
 
+#if 0
 /*
  * Search node lists for a remote port matching filter criteria
  * Caller needs to hold host_lock before calling this routine.
@@ -2775,6 +2840,7 @@ lpfc_find_node(struct lpfc_vport *vport, node_filter filter, void *param)
 	spin_unlock_irq(shost->host_lock);
 	return ndlp;
 }
+#endif  /*  0  */
 
 /*
  * This routine looks up the ndlp lists for the given RPI. If rpi found it
@@ -2786,6 +2852,7 @@ __lpfc_findnode_rpi(struct lpfc_vport *vport, uint16_t rpi)
 	return __lpfc_find_node(vport, lpfc_filter_by_rpi, &rpi);
 }
 
+#if 0
 struct lpfc_nodelist *
 lpfc_findnode_rpi(struct lpfc_vport *vport, uint16_t rpi)
 {
@@ -2797,6 +2864,7 @@ lpfc_findnode_rpi(struct lpfc_vport *vport, uint16_t rpi)
 	spin_unlock_irq(shost->host_lock);
 	return ndlp;
 }
+#endif  /*  0  */
 
 /*
  * This routine looks up the ndlp lists for the given WWPN. If WWPN found it
@@ -2837,6 +2905,9 @@ lpfc_nlp_init(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
 	return;
 }
 
+/* This routine releases all resources associated with a specifc NPort's ndlp
+ * and mempool_free's the nodelist.
+ */
 static void
 lpfc_nlp_release(struct kref *kref)
 {
@@ -2851,16 +2922,57 @@ lpfc_nlp_release(struct kref *kref)
 	mempool_free(ndlp, ndlp->vport->phba->nlp_mem_pool);
 }
 
+/* This routine bumps the reference count for a ndlp structure to ensure
+ * that one discovery thread won't free a ndlp while another discovery thread
+ * is using it.
+ */
 struct lpfc_nodelist *
 lpfc_nlp_get(struct lpfc_nodelist *ndlp)
 {
-	if (ndlp)
+	if (ndlp) {
+		lpfc_debugfs_disc_trc(ndlp->vport, LPFC_DISC_TRC_NODE,
+			"node get:        did:x%x flg:x%x refcnt:x%x",
+			ndlp->nlp_DID, ndlp->nlp_flag,
+			atomic_read(&ndlp->kref.refcount));
 		kref_get(&ndlp->kref);
+	}
 	return ndlp;
 }
 
+
+/* This routine decrements the reference count for a ndlp structure. If the
+ * count goes to 0, this indicates the the associated nodelist should be freed.
+ */
 int
 lpfc_nlp_put(struct lpfc_nodelist *ndlp)
 {
+	if (ndlp) {
+		lpfc_debugfs_disc_trc(ndlp->vport, LPFC_DISC_TRC_NODE,
+		"node put:        did:x%x flg:x%x refcnt:x%x",
+			ndlp->nlp_DID, ndlp->nlp_flag,
+			atomic_read(&ndlp->kref.refcount));
+	}
 	return ndlp ? kref_put(&ndlp->kref, lpfc_nlp_release) : 0;
 }
+
+/* This routine free's the specified nodelist if it is not in use
+ * by any other discovery thread. This routine returns 1 if the ndlp
+ * is not being used by anyone and has been freed. A return value of
+ * 0 indicates it is being used by another discovery thread and the
+ * refcount is left unchanged.
+ */
+int
+lpfc_nlp_not_used(struct lpfc_nodelist *ndlp)
+{
+	lpfc_debugfs_disc_trc(ndlp->vport, LPFC_DISC_TRC_NODE,
+		"node not used:   did:x%x flg:x%x refcnt:x%x",
+		ndlp->nlp_DID, ndlp->nlp_flag,
+		atomic_read(&ndlp->kref.refcount));
+
+	if (atomic_read(&ndlp->kref.refcount) == 1) {
+		lpfc_nlp_put(ndlp);
+		return 1;
+	}
+	return 0;
+}
+
diff --git a/drivers/scsi/lpfc/lpfc_hw.h b/drivers/scsi/lpfc/lpfc_hw.h
index 451accd5564..041f83e7634 100644
--- a/drivers/scsi/lpfc/lpfc_hw.h
+++ b/drivers/scsi/lpfc/lpfc_hw.h
@@ -139,6 +139,9 @@ struct lpfc_sli_ct_request {
 			uint8_t len;
 			uint8_t symbname[255];
 		} rsnn;
+		struct da_id { /* For DA_ID requests */
+			uint32_t port_id;
+		} da_id;
 		struct rspn {	/* For RSPN_ID requests */
 			uint32_t PortId;
 			uint8_t len;
@@ -150,11 +153,7 @@ struct lpfc_sli_ct_request {
 		struct gff_acc {
 			uint8_t fbits[128];
 		} gff_acc;
-#ifdef __BIG_ENDIAN_BITFIELD
 #define FCP_TYPE_FEATURE_OFFSET 7
-#else	/*  __LITTLE_ENDIAN_BITFIELD */
-#define FCP_TYPE_FEATURE_OFFSET 4
-#endif
 		struct rff {
 			uint32_t PortId;
 			uint8_t reserved[2];
@@ -177,6 +176,8 @@ struct lpfc_sli_ct_request {
 			   sizeof(struct rnn))
 #define  RSNN_REQUEST_SZ  (offsetof(struct lpfc_sli_ct_request, un) + \
 			   sizeof(struct rsnn))
+#define DA_ID_REQUEST_SZ (offsetof(struct lpfc_sli_ct_request, un) + \
+			  sizeof(struct da_id))
 #define  RSPN_REQUEST_SZ  (offsetof(struct lpfc_sli_ct_request, un) + \
 			   sizeof(struct rspn))
 
@@ -1228,7 +1229,8 @@ typedef struct {		/* FireFly BIU registers */
 #define HS_FFER3       0x20000000	/* Bit 29 */
 #define HS_FFER2       0x40000000	/* Bit 30 */
 #define HS_FFER1       0x80000000	/* Bit 31 */
-#define HS_FFERM       0xFF000000	/* Mask for error bits 31:24 */
+#define HS_CRIT_TEMP   0x00000100	/* Bit 8  */
+#define HS_FFERM       0xFF000100	/* Mask for error bits 31:24 and 8 */
 
 /* Host Control Register */
 
@@ -1277,12 +1279,14 @@ typedef struct {		/* FireFly BIU registers */
 #define MBX_DEL_LD_ENTRY    0x1D
 #define MBX_RUN_PROGRAM     0x1E
 #define MBX_SET_MASK        0x20
-#define MBX_SET_SLIM        0x21
+#define MBX_SET_VARIABLE    0x21
 #define MBX_UNREG_D_ID      0x23
 #define MBX_KILL_BOARD      0x24
 #define MBX_CONFIG_FARP     0x25
 #define MBX_BEACON          0x2A
 #define MBX_HEARTBEAT       0x31
+#define MBX_WRITE_VPARMS    0x32
+#define MBX_ASYNCEVT_ENABLE 0x33
 
 #define MBX_CONFIG_HBQ	    0x7C
 #define MBX_LOAD_AREA       0x81
@@ -1297,7 +1301,7 @@ typedef struct {		/* FireFly BIU registers */
 #define MBX_REG_VNPID	    0x96
 #define MBX_UNREG_VNPID	    0x97
 
-#define MBX_FLASH_WR_ULA    0x98
+#define MBX_WRITE_WWN       0x98
 #define MBX_SET_DEBUG       0x99
 #define MBX_LOAD_EXP_ROM    0x9C
 
@@ -1344,6 +1348,7 @@ typedef struct {		/* FireFly BIU registers */
 
 /*  SLI_2 IOCB Command Set */
 
+#define CMD_ASYNC_STATUS        0x7C
 #define CMD_RCV_SEQUENCE64_CX   0x81
 #define CMD_XMIT_SEQUENCE64_CR  0x82
 #define CMD_XMIT_SEQUENCE64_CX  0x83
@@ -1368,6 +1373,7 @@ typedef struct {		/* FireFly BIU registers */
 #define CMD_FCP_TRECEIVE64_CX   0xA1
 #define CMD_FCP_TRSP64_CX       0xA3
 
+#define CMD_QUE_XRI64_CX	0xB3
 #define CMD_IOCB_RCV_SEQ64_CX	0xB5
 #define CMD_IOCB_RCV_ELS64_CX	0xB7
 #define CMD_IOCB_RCV_CONT64_CX	0xBB
@@ -1406,6 +1412,8 @@ typedef struct {		/* FireFly BIU registers */
 #define MBX_BUSY                   0xffffff /* Attempted cmd to busy Mailbox */
 #define MBX_TIMEOUT                0xfffffe /* time-out expired waiting for */
 
+#define TEMPERATURE_OFFSET 0xB0	/* Slim offset for critical temperature event */
+
 /*
  *    Begin Structure Definitions for Mailbox Commands
  */
@@ -2606,6 +2614,18 @@ typedef struct {
 	uint32_t IPAddress;
 } CONFIG_FARP_VAR;
 
+/* Structure for MB Command MBX_ASYNCEVT_ENABLE (0x33) */
+
+typedef struct {
+#ifdef __BIG_ENDIAN_BITFIELD
+	uint32_t rsvd:30;
+	uint32_t ring:2;	/* Ring for ASYNC_EVENT iocb Bits 0-1*/
+#else /*  __LITTLE_ENDIAN */
+	uint32_t ring:2;	/* Ring for ASYNC_EVENT iocb Bits 0-1*/
+	uint32_t rsvd:30;
+#endif
+} ASYNCEVT_ENABLE_VAR;
+
 /* Union of all Mailbox Command types */
 #define MAILBOX_CMD_WSIZE	32
 #define MAILBOX_CMD_SIZE	(MAILBOX_CMD_WSIZE * sizeof(uint32_t))
@@ -2645,6 +2665,7 @@ typedef union {
 	CONFIG_PORT_VAR varCfgPort;	/* cmd = 0x88 (CONFIG_PORT)  */
 	REG_VPI_VAR varRegVpi;		/* cmd = 0x96 (REG_VPI) */
 	UNREG_VPI_VAR varUnregVpi;	/* cmd = 0x97 (UNREG_VPI) */
+	ASYNCEVT_ENABLE_VAR varCfgAsyncEvent; /*cmd = x33 (CONFIG_ASYNC) */
 } MAILVARIANTS;
 
 /*
@@ -2973,6 +2994,34 @@ typedef struct {
 #endif
 } RCV_ELS_REQ64;
 
+/* IOCB Command template for RCV_SEQ64 */
+struct rcv_seq64 {
+	struct ulp_bde64 elsReq;
+	uint32_t hbq_1;
+	uint32_t parmRo;
+#ifdef __BIG_ENDIAN_BITFIELD
+	uint32_t rctl:8;
+	uint32_t type:8;
+	uint32_t dfctl:8;
+	uint32_t ls:1;
+	uint32_t fs:1;
+	uint32_t rsvd2:3;
+	uint32_t si:1;
+	uint32_t bc:1;
+	uint32_t rsvd3:1;
+#else	/*  __LITTLE_ENDIAN_BITFIELD */
+	uint32_t rsvd3:1;
+	uint32_t bc:1;
+	uint32_t si:1;
+	uint32_t rsvd2:3;
+	uint32_t fs:1;
+	uint32_t ls:1;
+	uint32_t dfctl:8;
+	uint32_t type:8;
+	uint32_t rctl:8;
+#endif
+};
+
 /* IOCB Command template for all 64 bit FCP Initiator commands */
 typedef struct {
 	ULP_BDL bdl;
@@ -2987,6 +3036,21 @@ typedef struct {
 	uint32_t fcpt_Length;	/* transfer ready for IWRITE */
 } FCPT_FIELDS64;
 
+/* IOCB Command template for Async Status iocb commands */
+typedef struct {
+	uint32_t rsvd[4];
+	uint32_t param;
+#ifdef __BIG_ENDIAN_BITFIELD
+	uint16_t evt_code;		/* High order bits word 5 */
+	uint16_t sub_ctxt_tag;		/* Low  order bits word 5 */
+#else   /*  __LITTLE_ENDIAN_BITFIELD */
+	uint16_t sub_ctxt_tag;		/* High order bits word 5 */
+	uint16_t evt_code;		/* Low  order bits word 5 */
+#endif
+} ASYNCSTAT_FIELDS;
+#define ASYNC_TEMP_WARN		0x100
+#define ASYNC_TEMP_SAFE		0x101
+
 /* IOCB Command template for CMD_IOCB_RCV_ELS64_CX (0xB7)
    or CMD_IOCB_RCV_SEQ64_CX (0xB5) */
 
@@ -3004,7 +3068,26 @@ struct rcv_sli3 {
 	struct ulp_bde64 bde2;
 };
 
+/* Structure used for a single HBQ entry */
+struct lpfc_hbq_entry {
+	struct ulp_bde64 bde;
+	uint32_t buffer_tag;
+};
 
+/* IOCB Command template for QUE_XRI64_CX (0xB3) command */
+typedef struct {
+	struct lpfc_hbq_entry   buff;
+	uint32_t                rsvd;
+	uint32_t		rsvd1;
+} QUE_XRI64_CX_FIELDS;
+
+struct que_xri64cx_ext_fields {
+	uint32_t	iotag64_low;
+	uint32_t	iotag64_high;
+	uint32_t	ebde_count;
+	uint32_t	rsvd;
+	struct lpfc_hbq_entry	buff[5];
+};
 
 typedef struct _IOCB {	/* IOCB structure */
 	union {
@@ -3028,6 +3111,9 @@ typedef struct _IOCB {	/* IOCB structure */
 		XMT_SEQ_FIELDS64 xseq64;	/* XMIT / BCAST cmd */
 		FCPI_FIELDS64 fcpi64;	/* FCP 64 bit Initiator template */
 		FCPT_FIELDS64 fcpt64;	/* FCP 64 bit target template */
+		ASYNCSTAT_FIELDS asyncstat; /* async_status iocb */
+		QUE_XRI64_CX_FIELDS quexri64cx; /* que_xri64_cx fields */
+		struct rcv_seq64 rcvseq64;	/* RCV_SEQ64 and RCV_CONT64 */
 
 		uint32_t ulpWord[IOCB_WORD_SZ - 2];	/* generic 6 'words' */
 	} un;
@@ -3085,6 +3171,10 @@ typedef struct _IOCB {	/* IOCB structure */
 
 	union {
 		struct rcv_sli3 rcvsli3; /* words 8 - 15 */
+
+		/* words 8-31 used for que_xri_cx iocb */
+		struct que_xri64cx_ext_fields que_xri64cx_ext_words;
+
 		uint32_t sli3Words[24]; /* 96 extra bytes for SLI-3 */
 	} unsli3;
 
@@ -3124,12 +3214,6 @@ typedef struct _IOCB {	/* IOCB structure */
 
 } IOCB_t;
 
-/* Structure used for a single HBQ entry */
-struct lpfc_hbq_entry {
-	struct ulp_bde64 bde;
-	uint32_t buffer_tag;
-};
-
 
 #define SLI1_SLIM_SIZE   (4 * 1024)
 
@@ -3172,6 +3256,8 @@ lpfc_is_LC_HBA(unsigned short device)
 	    (device == PCI_DEVICE_ID_BSMB) ||
 	    (device == PCI_DEVICE_ID_ZMID) ||
 	    (device == PCI_DEVICE_ID_ZSMB) ||
+	    (device == PCI_DEVICE_ID_SAT_MID) ||
+	    (device == PCI_DEVICE_ID_SAT_SMB) ||
 	    (device == PCI_DEVICE_ID_RFLY))
 		return 1;
 	else
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index ecebdfa0047..29b4cf9e059 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -212,6 +212,18 @@ out_free_mbox:
 	return 0;
 }
 
+/* Completion handler for config async event mailbox command. */
+static void
+lpfc_config_async_cmpl(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmboxq)
+{
+	if (pmboxq->mb.mbxStatus == MBX_SUCCESS)
+		phba->temp_sensor_support = 1;
+	else
+		phba->temp_sensor_support = 0;
+	mempool_free(pmboxq, phba->mbox_mem_pool);
+	return;
+}
+
 /************************************************************************/
 /*                                                                      */
 /*    lpfc_config_port_post                                             */
@@ -234,6 +246,15 @@ lpfc_config_port_post(struct lpfc_hba *phba)
 	int i, j;
 	int rc;
 
+	spin_lock_irq(&phba->hbalock);
+	/*
+	 * If the Config port completed correctly the HBA is not
+	 * over heated any more.
+	 */
+	if (phba->over_temp_state == HBA_OVER_TEMP)
+		phba->over_temp_state = HBA_NORMAL_TEMP;
+	spin_unlock_irq(&phba->hbalock);
+
 	pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
 	if (!pmb) {
 		phba->link_state = LPFC_HBA_ERROR;
@@ -343,7 +364,7 @@ lpfc_config_port_post(struct lpfc_hba *phba)
 
 	phba->link_state = LPFC_LINK_DOWN;
 
-	/* Only process IOCBs on ring 0 till hba_state is READY */
+	/* Only process IOCBs on ELS ring till hba_state is READY */
 	if (psli->ring[psli->extra_ring].cmdringaddr)
 		psli->ring[psli->extra_ring].flag |= LPFC_STOP_IOCB_EVENT;
 	if (psli->ring[psli->fcp_ring].cmdringaddr)
@@ -409,7 +430,21 @@ lpfc_config_port_post(struct lpfc_hba *phba)
 		return -EIO;
 	}
 	/* MBOX buffer will be freed in mbox compl */
+	pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
+	lpfc_config_async(phba, pmb, LPFC_ELS_RING);
+	pmb->mbox_cmpl = lpfc_config_async_cmpl;
+	pmb->vport = phba->pport;
+	rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT);
 
+	if ((rc != MBX_BUSY) && (rc != MBX_SUCCESS)) {
+		lpfc_printf_log(phba,
+				KERN_ERR,
+				LOG_INIT,
+				"0456 Adapter failed to issue "
+				"ASYNCEVT_ENABLE mbox status x%x \n.",
+				rc);
+		mempool_free(pmb, phba->mbox_mem_pool);
+	}
 	return (0);
 }
 
@@ -449,6 +484,9 @@ lpfc_hba_down_post(struct lpfc_hba *phba)
 	struct lpfc_sli *psli = &phba->sli;
 	struct lpfc_sli_ring *pring;
 	struct lpfc_dmabuf *mp, *next_mp;
+	struct lpfc_iocbq *iocb;
+	IOCB_t *cmd = NULL;
+	LIST_HEAD(completions);
 	int i;
 
 	if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED)
@@ -464,16 +502,42 @@ lpfc_hba_down_post(struct lpfc_hba *phba)
 		}
 	}
 
+	spin_lock_irq(&phba->hbalock);
 	for (i = 0; i < psli->num_rings; i++) {
 		pring = &psli->ring[i];
+
+		/* At this point in time the HBA is either reset or DOA. Either
+		 * way, nothing should be on txcmplq as it will NEVER complete.
+		 */
+		list_splice_init(&pring->txcmplq, &completions);
+		pring->txcmplq_cnt = 0;
+		spin_unlock_irq(&phba->hbalock);
+
+		while (!list_empty(&completions)) {
+			iocb = list_get_first(&completions, struct lpfc_iocbq,
+				list);
+			cmd = &iocb->iocb;
+			list_del_init(&iocb->list);
+
+			if (!iocb->iocb_cmpl)
+				lpfc_sli_release_iocbq(phba, iocb);
+			else {
+				cmd->ulpStatus = IOSTAT_LOCAL_REJECT;
+				cmd->un.ulpWord[4] = IOERR_SLI_ABORTED;
+				(iocb->iocb_cmpl) (phba, iocb, iocb);
+			}
+		}
+
 		lpfc_sli_abort_iocb_ring(phba, pring);
+		spin_lock_irq(&phba->hbalock);
 	}
+	spin_unlock_irq(&phba->hbalock);
 
 	return 0;
 }
 
 /* HBA heart beat timeout handler */
-void
+static void
 lpfc_hb_timeout(unsigned long ptr)
 {
 	struct lpfc_hba *phba;
@@ -512,8 +576,10 @@ void
 lpfc_hb_timeout_handler(struct lpfc_hba *phba)
 {
 	LPFC_MBOXQ_t *pmboxq;
+	struct lpfc_dmabuf *buf_ptr;
 	int retval;
 	struct lpfc_sli *psli = &phba->sli;
+	LIST_HEAD(completions);
 
 	if ((phba->link_state == LPFC_HBA_ERROR) ||
 		(phba->pport->load_flag & FC_UNLOADING) ||
@@ -540,49 +606,88 @@ lpfc_hb_timeout_handler(struct lpfc_hba *phba)
 	}
 	spin_unlock_irq(&phba->pport->work_port_lock);
 
-	/* If there is no heart beat outstanding, issue a heartbeat command */
-	if (!phba->hb_outstanding) {
-		pmboxq = mempool_alloc(phba->mbox_mem_pool,GFP_KERNEL);
-		if (!pmboxq) {
-			mod_timer(&phba->hb_tmofunc,
-				jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
-			return;
+	if (phba->elsbuf_cnt &&
+		(phba->elsbuf_cnt == phba->elsbuf_prev_cnt)) {
+		spin_lock_irq(&phba->hbalock);
+		list_splice_init(&phba->elsbuf, &completions);
+		phba->elsbuf_cnt = 0;
+		phba->elsbuf_prev_cnt = 0;
+		spin_unlock_irq(&phba->hbalock);
+
+		while (!list_empty(&completions)) {
+			list_remove_head(&completions, buf_ptr,
+				struct lpfc_dmabuf, list);
+			lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
+			kfree(buf_ptr);
 		}
+	}
+	phba->elsbuf_prev_cnt = phba->elsbuf_cnt;
+
+	/* If there is no heart beat outstanding, issue a heartbeat command */
+	if (phba->cfg_enable_hba_heartbeat) {
+		if (!phba->hb_outstanding) {
+			pmboxq = mempool_alloc(phba->mbox_mem_pool,GFP_KERNEL);
+			if (!pmboxq) {
+				mod_timer(&phba->hb_tmofunc,
+					  jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
+				return;
+			}
 
-		lpfc_heart_beat(phba, pmboxq);
-		pmboxq->mbox_cmpl = lpfc_hb_mbox_cmpl;
-		pmboxq->vport = phba->pport;
-		retval = lpfc_sli_issue_mbox(phba, pmboxq, MBX_NOWAIT);
+			lpfc_heart_beat(phba, pmboxq);
+			pmboxq->mbox_cmpl = lpfc_hb_mbox_cmpl;
+			pmboxq->vport = phba->pport;
+			retval = lpfc_sli_issue_mbox(phba, pmboxq, MBX_NOWAIT);
 
-		if (retval != MBX_BUSY && retval != MBX_SUCCESS) {
-			mempool_free(pmboxq, phba->mbox_mem_pool);
+			if (retval != MBX_BUSY && retval != MBX_SUCCESS) {
+				mempool_free(pmboxq, phba->mbox_mem_pool);
+				mod_timer(&phba->hb_tmofunc,
+					  jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
+				return;
+			}
 			mod_timer(&phba->hb_tmofunc,
-				jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
+				  jiffies + HZ * LPFC_HB_MBOX_TIMEOUT);
+			phba->hb_outstanding = 1;
 			return;
+		} else {
+			/*
+			* If heart beat timeout called with hb_outstanding set
+			* we need to take the HBA offline.
+			*/
+			lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+					"0459 Adapter heartbeat failure, "
+					"taking this port offline.\n");
+
+			spin_lock_irq(&phba->hbalock);
+			psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
+			spin_unlock_irq(&phba->hbalock);
+
+			lpfc_offline_prep(phba);
+			lpfc_offline(phba);
+			lpfc_unblock_mgmt_io(phba);
+			phba->link_state = LPFC_HBA_ERROR;
+			lpfc_hba_down_post(phba);
 		}
-		mod_timer(&phba->hb_tmofunc,
-			jiffies + HZ * LPFC_HB_MBOX_TIMEOUT);
-		phba->hb_outstanding = 1;
-		return;
-	} else {
-		/*
-		 * If heart beat timeout called with hb_outstanding set we
-		 * need to take the HBA offline.
-		 */
-		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
-				"0459 Adapter heartbeat failure, taking "
-				"this port offline.\n");
+	}
+}
 
-		spin_lock_irq(&phba->hbalock);
-		psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
-		spin_unlock_irq(&phba->hbalock);
+static void
+lpfc_offline_eratt(struct lpfc_hba *phba)
+{
+	struct lpfc_sli   *psli = &phba->sli;
 
-		lpfc_offline_prep(phba);
-		lpfc_offline(phba);
-		lpfc_unblock_mgmt_io(phba);
-		phba->link_state = LPFC_HBA_ERROR;
-		lpfc_hba_down_post(phba);
-	}
+	spin_lock_irq(&phba->hbalock);
+	psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
+	spin_unlock_irq(&phba->hbalock);
+	lpfc_offline_prep(phba);
+
+	lpfc_offline(phba);
+	lpfc_reset_barrier(phba);
+	lpfc_sli_brdreset(phba);
+	lpfc_hba_down_post(phba);
+	lpfc_sli_brdready(phba, HS_MBRDY);
+	lpfc_unblock_mgmt_io(phba);
+	phba->link_state = LPFC_HBA_ERROR;
+	return;
 }
 
 /************************************************************************/
@@ -601,6 +706,8 @@ lpfc_handle_eratt(struct lpfc_hba *phba)
 	struct lpfc_sli_ring  *pring;
 	struct lpfc_vport **vports;
 	uint32_t event_data;
+	unsigned long temperature;
+	struct temp_event temp_event_data;
 	struct Scsi_Host  *shost;
 	int i;
 
@@ -608,6 +715,9 @@ lpfc_handle_eratt(struct lpfc_hba *phba)
 	 * since we cannot communicate with the pci card anyway. */
 	if (pci_channel_offline(phba->pcidev))
 		return;
+	/* If resets are disabled then leave the HBA alone and return */
+	if (!phba->cfg_enable_hba_reset)
+		return;
 
 	if (phba->work_hs & HS_FFER6 ||
 	    phba->work_hs & HS_FFER5) {
@@ -620,14 +730,14 @@ lpfc_handle_eratt(struct lpfc_hba *phba)
 		vports = lpfc_create_vport_work_array(phba);
 		if (vports != NULL)
 			for(i = 0;
-			    i < LPFC_MAX_VPORTS && vports[i] != NULL;
+			    i <= phba->max_vpi && vports[i] != NULL;
 			    i++){
 				shost = lpfc_shost_from_vport(vports[i]);
 				spin_lock_irq(shost->host_lock);
 				vports[i]->fc_flag |= FC_ESTABLISH_LINK;
 				spin_unlock_irq(shost->host_lock);
 			}
-		lpfc_destroy_vport_work_array(vports);
+		lpfc_destroy_vport_work_array(phba, vports);
 		spin_lock_irq(&phba->hbalock);
 		psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
 		spin_unlock_irq(&phba->hbalock);
@@ -655,6 +765,31 @@ lpfc_handle_eratt(struct lpfc_hba *phba)
 			return;
 		}
 		lpfc_unblock_mgmt_io(phba);
+	} else if (phba->work_hs & HS_CRIT_TEMP) {
+		temperature = readl(phba->MBslimaddr + TEMPERATURE_OFFSET);
+		temp_event_data.event_type = FC_REG_TEMPERATURE_EVENT;
+		temp_event_data.event_code = LPFC_CRIT_TEMP;
+		temp_event_data.data = (uint32_t)temperature;
+
+		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+				"0459 Adapter maximum temperature exceeded "
+				"(%ld), taking this port offline "
+				"Data: x%x x%x x%x\n",
+				temperature, phba->work_hs,
+				phba->work_status[0], phba->work_status[1]);
+
+		shost = lpfc_shost_from_vport(phba->pport);
+		fc_host_post_vendor_event(shost, fc_get_event_number(),
+					  sizeof(temp_event_data),
+					  (char *) &temp_event_data,
+					  SCSI_NL_VID_TYPE_PCI
+					  | PCI_VENDOR_ID_EMULEX);
+
+		spin_lock_irq(&phba->hbalock);
+		phba->over_temp_state = HBA_OVER_TEMP;
+		spin_unlock_irq(&phba->hbalock);
+		lpfc_offline_eratt(phba);
+
 	} else {
 		/* The if clause above forces this code path when the status
 		 * failure is a value other than FFER6.  Do not call the offline
@@ -672,14 +807,7 @@ lpfc_handle_eratt(struct lpfc_hba *phba)
 				sizeof(event_data), (char *) &event_data,
 				SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX);
 
-		spin_lock_irq(&phba->hbalock);
-		psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
-		spin_unlock_irq(&phba->hbalock);
-		lpfc_offline_prep(phba);
-		lpfc_offline(phba);
-		lpfc_unblock_mgmt_io(phba);
-		phba->link_state = LPFC_HBA_ERROR;
-		lpfc_hba_down_post(phba);
+		lpfc_offline_eratt(phba);
 	}
 }
 
@@ -699,21 +827,25 @@ lpfc_handle_latt(struct lpfc_hba *phba)
 	LPFC_MBOXQ_t *pmb;
 	volatile uint32_t control;
 	struct lpfc_dmabuf *mp;
-	int rc = -ENOMEM;
+	int rc = 0;
 
 	pmb = (LPFC_MBOXQ_t *)mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
-	if (!pmb)
+	if (!pmb) {
+		rc = 1;
 		goto lpfc_handle_latt_err_exit;
+	}
 
 	mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
-	if (!mp)
+	if (!mp) {
+		rc = 2;
 		goto lpfc_handle_latt_free_pmb;
+	}
 
 	mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys);
-	if (!mp->virt)
+	if (!mp->virt) {
+		rc = 3;
 		goto lpfc_handle_latt_free_mp;
-
-	rc = -EIO;
+	}
 
 	/* Cleanup any outstanding ELS commands */
 	lpfc_els_flush_all_cmd(phba);
@@ -722,9 +854,11 @@ lpfc_handle_latt(struct lpfc_hba *phba)
 	lpfc_read_la(phba, pmb, mp);
 	pmb->mbox_cmpl = lpfc_mbx_cmpl_read_la;
 	pmb->vport = vport;
-	rc = lpfc_sli_issue_mbox (phba, pmb, (MBX_NOWAIT | MBX_STOP_IOCB));
-	if (rc == MBX_NOT_FINISHED)
+	rc = lpfc_sli_issue_mbox (phba, pmb, MBX_NOWAIT);
+	if (rc == MBX_NOT_FINISHED) {
+		rc = 4;
 		goto lpfc_handle_latt_free_mbuf;
+	}
 
 	/* Clear Link Attention in HA REG */
 	spin_lock_irq(&phba->hbalock);
@@ -756,10 +890,8 @@ lpfc_handle_latt_err_exit:
 	lpfc_linkdown(phba);
 	phba->link_state = LPFC_HBA_ERROR;
 
-	/* The other case is an error from issue_mbox */
-	if (rc == -ENOMEM)
-		lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX,
-			        "0300 READ_LA: no buffers\n");
+	lpfc_printf_log(phba, KERN_ERR, LOG_MBOX,
+		     "0300 LATT: Cannot issue READ_LA: Data:%d\n", rc);
 
 	return;
 }
@@ -1088,9 +1220,8 @@ lpfc_post_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, int cnt,
 		/* Allocate buffer to post */
 		mp1 = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
 		if (mp1)
-		    mp1->virt = lpfc_mbuf_alloc(phba, MEM_PRI,
-						&mp1->phys);
-		if (mp1 == 0 || mp1->virt == 0) {
+		    mp1->virt = lpfc_mbuf_alloc(phba, MEM_PRI, &mp1->phys);
+		if (!mp1 || !mp1->virt) {
 			kfree(mp1);
 			lpfc_sli_release_iocbq(phba, iocb);
 			pring->missbufcnt = cnt;
@@ -1104,7 +1235,7 @@ lpfc_post_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, int cnt,
 			if (mp2)
 				mp2->virt = lpfc_mbuf_alloc(phba, MEM_PRI,
 							    &mp2->phys);
-			if (mp2 == 0 || mp2->virt == 0) {
+			if (!mp2 || !mp2->virt) {
 				kfree(mp2);
 				lpfc_mbuf_free(phba, mp1->virt, mp1->phys);
 				kfree(mp1);
@@ -1280,15 +1411,39 @@ lpfc_hba_init(struct lpfc_hba *phba, uint32_t *hbainit)
 	kfree(HashWorking);
 }
 
-static void
+void
 lpfc_cleanup(struct lpfc_vport *vport)
 {
+	struct lpfc_hba   *phba = vport->phba;
 	struct lpfc_nodelist *ndlp, *next_ndlp;
+	int i = 0;
 
-	/* clean up phba - lpfc specific */
-	lpfc_can_disctmo(vport);
-	list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp)
-		lpfc_nlp_put(ndlp);
+	if (phba->link_state > LPFC_LINK_DOWN)
+		lpfc_port_link_failure(vport);
+
+	list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) {
+		if (ndlp->nlp_type & NLP_FABRIC)
+			lpfc_disc_state_machine(vport, ndlp, NULL,
+					NLP_EVT_DEVICE_RECOVERY);
+		lpfc_disc_state_machine(vport, ndlp, NULL,
+					     NLP_EVT_DEVICE_RM);
+	}
+
+	/* At this point, ALL ndlp's should be gone
+	 * because of the previous NLP_EVT_DEVICE_RM.
+	 * Lets wait for this to happen, if needed.
+	 */
+	while (!list_empty(&vport->fc_nodes)) {
+
+		if (i++ > 3000) {
+			lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
+				"0233 Nodelist not empty\n");
+			break;
+		}
+
+		/* Wait for any activity on ndlps to settle */
+		msleep(10);
+	}
 	return;
 }
 
@@ -1307,14 +1462,14 @@ lpfc_establish_link_tmo(unsigned long ptr)
 			phba->pport->fc_flag, phba->pport->port_state);
 	vports = lpfc_create_vport_work_array(phba);
 	if (vports != NULL)
-		for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) {
+		for(i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) {
 			struct Scsi_Host *shost;
 			shost = lpfc_shost_from_vport(vports[i]);
 			spin_lock_irqsave(shost->host_lock, iflag);
 			vports[i]->fc_flag &= ~FC_ESTABLISH_LINK;
 			spin_unlock_irqrestore(shost->host_lock, iflag);
 		}
-	lpfc_destroy_vport_work_array(vports);
+	lpfc_destroy_vport_work_array(phba, vports);
 }
 
 void
@@ -1339,6 +1494,16 @@ lpfc_stop_phba_timers(struct lpfc_hba *phba)
 	return;
 }
 
+static void
+lpfc_block_mgmt_io(struct lpfc_hba * phba)
+{
+	unsigned long iflag;
+
+	spin_lock_irqsave(&phba->hbalock, iflag);
+	phba->sli.sli_flag |= LPFC_BLOCK_MGMT_IO;
+	spin_unlock_irqrestore(&phba->hbalock, iflag);
+}
+
 int
 lpfc_online(struct lpfc_hba *phba)
 {
@@ -1369,7 +1534,7 @@ lpfc_online(struct lpfc_hba *phba)
 
 	vports = lpfc_create_vport_work_array(phba);
 	if (vports != NULL)
-		for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) {
+		for(i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) {
 			struct Scsi_Host *shost;
 			shost = lpfc_shost_from_vport(vports[i]);
 			spin_lock_irq(shost->host_lock);
@@ -1378,23 +1543,13 @@ lpfc_online(struct lpfc_hba *phba)
 				vports[i]->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
 			spin_unlock_irq(shost->host_lock);
 		}
-		lpfc_destroy_vport_work_array(vports);
+		lpfc_destroy_vport_work_array(phba, vports);
 
 	lpfc_unblock_mgmt_io(phba);
 	return 0;
 }
 
 void
-lpfc_block_mgmt_io(struct lpfc_hba * phba)
-{
-	unsigned long iflag;
-
-	spin_lock_irqsave(&phba->hbalock, iflag);
-	phba->sli.sli_flag |= LPFC_BLOCK_MGMT_IO;
-	spin_unlock_irqrestore(&phba->hbalock, iflag);
-}
-
-void
 lpfc_unblock_mgmt_io(struct lpfc_hba * phba)
 {
 	unsigned long iflag;
@@ -1409,6 +1564,8 @@ lpfc_offline_prep(struct lpfc_hba * phba)
 {
 	struct lpfc_vport *vport = phba->pport;
 	struct lpfc_nodelist  *ndlp, *next_ndlp;
+	struct lpfc_vport **vports;
+	int i;
 
 	if (vport->fc_flag & FC_OFFLINE_MODE)
 		return;
@@ -1417,10 +1574,34 @@ lpfc_offline_prep(struct lpfc_hba * phba)
 
 	lpfc_linkdown(phba);
 
-	/* Issue an unreg_login to all nodes */
-	list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp)
-		if (ndlp->nlp_state != NLP_STE_UNUSED_NODE)
-			lpfc_unreg_rpi(vport, ndlp);
+	/* Issue an unreg_login to all nodes on all vports */
+	vports = lpfc_create_vport_work_array(phba);
+	if (vports != NULL) {
+		for(i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) {
+			struct Scsi_Host *shost;
+
+			if (vports[i]->load_flag & FC_UNLOADING)
+				continue;
+			shost =	lpfc_shost_from_vport(vports[i]);
+			list_for_each_entry_safe(ndlp, next_ndlp,
+						 &vports[i]->fc_nodes,
+						 nlp_listp) {
+				if (ndlp->nlp_state == NLP_STE_UNUSED_NODE)
+					continue;
+				if (ndlp->nlp_type & NLP_FABRIC) {
+					lpfc_disc_state_machine(vports[i], ndlp,
+						NULL, NLP_EVT_DEVICE_RECOVERY);
+					lpfc_disc_state_machine(vports[i], ndlp,
+						NULL, NLP_EVT_DEVICE_RM);
+				}
+				spin_lock_irq(shost->host_lock);
+				ndlp->nlp_flag &= ~NLP_NPR_ADISC;
+				spin_unlock_irq(shost->host_lock);
+				lpfc_unreg_rpi(vports[i], ndlp);
+			}
+		}
+	}
+	lpfc_destroy_vport_work_array(phba, vports);
 
 	lpfc_sli_flush_mbox_queue(phba);
 }
@@ -1439,9 +1620,9 @@ lpfc_offline(struct lpfc_hba *phba)
 	lpfc_stop_phba_timers(phba);
 	vports = lpfc_create_vport_work_array(phba);
 	if (vports != NULL)
-		for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++)
+		for(i = 0; i <= phba->max_vpi && vports[i] != NULL; i++)
 			lpfc_stop_vport_timers(vports[i]);
-	lpfc_destroy_vport_work_array(vports);
+	lpfc_destroy_vport_work_array(phba, vports);
 	lpfc_printf_log(phba, KERN_WARNING, LOG_INIT,
 			"0460 Bring Adapter offline\n");
 	/* Bring down the SLI Layer and cleanup.  The HBA is offline
@@ -1452,15 +1633,14 @@ lpfc_offline(struct lpfc_hba *phba)
 	spin_unlock_irq(&phba->hbalock);
 	vports = lpfc_create_vport_work_array(phba);
 	if (vports != NULL)
-		for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) {
+		for(i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) {
 			shost = lpfc_shost_from_vport(vports[i]);
-			lpfc_cleanup(vports[i]);
 			spin_lock_irq(shost->host_lock);
 			vports[i]->work_port_events = 0;
 			vports[i]->fc_flag |= FC_OFFLINE_MODE;
 			spin_unlock_irq(shost->host_lock);
 		}
-	lpfc_destroy_vport_work_array(vports);
+	lpfc_destroy_vport_work_array(phba, vports);
 }
 
 /******************************************************************************
@@ -1674,6 +1854,8 @@ void lpfc_host_attrib_init(struct Scsi_Host *shost)
 	fc_host_supported_speeds(shost) = 0;
 	if (phba->lmt & LMT_10Gb)
 		fc_host_supported_speeds(shost) |= FC_PORTSPEED_10GBIT;
+	if (phba->lmt & LMT_8Gb)
+		fc_host_supported_speeds(shost) |= FC_PORTSPEED_8GBIT;
 	if (phba->lmt & LMT_4Gb)
 		fc_host_supported_speeds(shost) |= FC_PORTSPEED_4GBIT;
 	if (phba->lmt & LMT_2Gb)
@@ -1707,13 +1889,14 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
 	struct Scsi_Host  *shost = NULL;
 	void *ptr;
 	unsigned long bar0map_len, bar2map_len;
-	int error = -ENODEV;
+	int error = -ENODEV, retval;
 	int  i, hbq_count;
 	uint16_t iotag;
+	int bars = pci_select_bars(pdev, IORESOURCE_MEM);
 
-	if (pci_enable_device(pdev))
+	if (pci_enable_device_bars(pdev, bars))
 		goto out;
-	if (pci_request_regions(pdev, LPFC_DRIVER_NAME))
+	if (pci_request_selected_regions(pdev, bars, LPFC_DRIVER_NAME))
 		goto out_disable_device;
 
 	phba = kzalloc(sizeof (struct lpfc_hba), GFP_KERNEL);
@@ -1823,9 +2006,11 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
 	lpfc_sli_setup(phba);
 	lpfc_sli_queue_setup(phba);
 
-	error = lpfc_mem_alloc(phba);
-	if (error)
+	retval = lpfc_mem_alloc(phba);
+	if (retval) {
+		error = retval;
 		goto out_free_hbqslimp;
+	}
 
 	/* Initialize and populate the iocb list per host.  */
 	INIT_LIST_HEAD(&phba->lpfc_iocb_list);
@@ -1880,6 +2065,9 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
 	/* Initialize list of fabric iocbs */
 	INIT_LIST_HEAD(&phba->fabric_iocb_list);
 
+	/* Initialize list to save ELS buffers */
+	INIT_LIST_HEAD(&phba->elsbuf);
+
 	vport = lpfc_create_port(phba, phba->brd_no, &phba->pcidev->dev);
 	if (!vport)
 		goto out_kthread_stop;
@@ -1891,8 +2079,8 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
 	pci_set_drvdata(pdev, shost);
 
 	if (phba->cfg_use_msi) {
-		error = pci_enable_msi(phba->pcidev);
-		if (!error)
+		retval = pci_enable_msi(phba->pcidev);
+		if (!retval)
 			phba->using_msi = 1;
 		else
 			lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
@@ -1900,11 +2088,12 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
 					"with IRQ\n");
 	}
 
-	error =	request_irq(phba->pcidev->irq, lpfc_intr_handler, IRQF_SHARED,
+	retval = request_irq(phba->pcidev->irq, lpfc_intr_handler, IRQF_SHARED,
 			    LPFC_DRIVER_NAME, phba);
-	if (error) {
+	if (retval) {
 		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
 			"0451 Enable interrupt handler failed\n");
+		error = retval;
 		goto out_disable_msi;
 	}
 
@@ -1914,11 +2103,15 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
 	phba->HSregaddr = phba->ctrl_regs_memmap_p + HS_REG_OFFSET;
 	phba->HCregaddr = phba->ctrl_regs_memmap_p + HC_REG_OFFSET;
 
-	if (lpfc_alloc_sysfs_attr(vport))
+	if (lpfc_alloc_sysfs_attr(vport)) {
+		error = -ENOMEM;
 		goto out_free_irq;
+	}
 
-	if (lpfc_sli_hba_setup(phba))
+	if (lpfc_sli_hba_setup(phba)) {
+		error = -ENODEV;
 		goto out_remove_device;
+	}
 
 	/*
 	 * hba setup may have changed the hba_queue_depth so we need to adjust
@@ -1975,7 +2168,7 @@ out_idr_remove:
 out_free_phba:
 	kfree(phba);
 out_release_regions:
-	pci_release_regions(pdev);
+	pci_release_selected_regions(pdev, bars);
 out_disable_device:
 	pci_disable_device(pdev);
 out:
@@ -1991,6 +2184,8 @@ lpfc_pci_remove_one(struct pci_dev *pdev)
 	struct Scsi_Host  *shost = pci_get_drvdata(pdev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
+	int bars = pci_select_bars(pdev, IORESOURCE_MEM);
+
 	spin_lock_irq(&phba->hbalock);
 	vport->load_flag |= FC_UNLOADING;
 	spin_unlock_irq(&phba->hbalock);
@@ -1998,8 +2193,12 @@ lpfc_pci_remove_one(struct pci_dev *pdev)
 	kfree(vport->vname);
 	lpfc_free_sysfs_attr(vport);
 
+	kthread_stop(phba->worker_thread);
+
 	fc_remove_host(shost);
 	scsi_remove_host(shost);
+	lpfc_cleanup(vport);
+
 	/*
 	 * Bring down the SLI Layer. This step disable all interrupts,
 	 * clears the rings, discards all mailbox commands, and resets
@@ -2014,9 +2213,6 @@ lpfc_pci_remove_one(struct pci_dev *pdev)
 	spin_unlock_irq(&phba->hbalock);
 
 	lpfc_debugfs_terminate(vport);
-	lpfc_cleanup(vport);
-
-	kthread_stop(phba->worker_thread);
 
 	/* Release the irq reservation */
 	free_irq(phba->pcidev->irq, phba);
@@ -2048,7 +2244,7 @@ lpfc_pci_remove_one(struct pci_dev *pdev)
 
 	kfree(phba);
 
-	pci_release_regions(pdev);
+	pci_release_selected_regions(pdev, bars);
 	pci_disable_device(pdev);
 }
 
@@ -2100,10 +2296,9 @@ static pci_ers_result_t lpfc_io_slot_reset(struct pci_dev *pdev)
 	struct Scsi_Host *shost = pci_get_drvdata(pdev);
 	struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba;
 	struct lpfc_sli *psli = &phba->sli;
-	int bars = pci_select_bars(pdev, IORESOURCE_MEM);
 
 	dev_printk(KERN_INFO, &pdev->dev, "recovering from a slot reset.\n");
-	if (pci_enable_device_bars(pdev, bars)) {
+	if (pci_enable_device_mem(pdev)) {
 		printk(KERN_ERR "lpfc: Cannot re-enable "
 			"PCI device after reset.\n");
 		return PCI_ERS_RESULT_DISCONNECT;
@@ -2239,12 +2434,22 @@ lpfc_init(void)
 	printk(LPFC_MODULE_DESC "\n");
 	printk(LPFC_COPYRIGHT "\n");
 
+	if (lpfc_enable_npiv) {
+		lpfc_transport_functions.vport_create = lpfc_vport_create;
+		lpfc_transport_functions.vport_delete = lpfc_vport_delete;
+	}
 	lpfc_transport_template =
 				fc_attach_transport(&lpfc_transport_functions);
-	lpfc_vport_transport_template =
-			fc_attach_transport(&lpfc_vport_transport_functions);
-	if (!lpfc_transport_template || !lpfc_vport_transport_template)
+	if (lpfc_transport_template == NULL)
 		return -ENOMEM;
+	if (lpfc_enable_npiv) {
+		lpfc_vport_transport_template =
+			fc_attach_transport(&lpfc_vport_transport_functions);
+		if (lpfc_vport_transport_template == NULL) {
+			fc_release_transport(lpfc_transport_template);
+			return -ENOMEM;
+		}
+	}
 	error = pci_register_driver(&lpfc_driver);
 	if (error) {
 		fc_release_transport(lpfc_transport_template);
@@ -2259,7 +2464,8 @@ lpfc_exit(void)
 {
 	pci_unregister_driver(&lpfc_driver);
 	fc_release_transport(lpfc_transport_template);
-	fc_release_transport(lpfc_vport_transport_template);
+	if (lpfc_enable_npiv)
+		fc_release_transport(lpfc_vport_transport_template);
 }
 
 module_init(lpfc_init);
diff --git a/drivers/scsi/lpfc/lpfc_logmsg.h b/drivers/scsi/lpfc/lpfc_logmsg.h
index 626e4d87872..c5841d7565f 100644
--- a/drivers/scsi/lpfc/lpfc_logmsg.h
+++ b/drivers/scsi/lpfc/lpfc_logmsg.h
@@ -26,6 +26,7 @@
 #define LOG_IP                        0x20	/* IP traffic history */
 #define LOG_FCP                       0x40	/* FCP traffic history */
 #define LOG_NODE                      0x80	/* Node table events */
+#define LOG_TEMP                      0x100	/* Temperature sensor events */
 #define LOG_MISC                      0x400	/* Miscellaneous events */
 #define LOG_SLI                       0x800	/* SLI events */
 #define LOG_FCP_ERROR                 0x1000	/* log errors, not underruns */
diff --git a/drivers/scsi/lpfc/lpfc_mbox.c b/drivers/scsi/lpfc/lpfc_mbox.c
index a592733664e..dfc63f6ccd7 100644
--- a/drivers/scsi/lpfc/lpfc_mbox.c
+++ b/drivers/scsi/lpfc/lpfc_mbox.c
@@ -82,6 +82,24 @@ lpfc_read_nv(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
 }
 
 /**********************************************/
+/*  lpfc_config_async  Issue a                */
+/*  MBX_ASYNC_EVT_ENABLE mailbox command      */
+/**********************************************/
+void
+lpfc_config_async(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb,
+		uint32_t ring)
+{
+	MAILBOX_t *mb;
+
+	mb = &pmb->mb;
+	memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
+	mb->mbxCommand = MBX_ASYNCEVT_ENABLE;
+	mb->un.varCfgAsyncEvent.ring = ring;
+	mb->mbxOwner = OWN_HOST;
+	return;
+}
+
+/**********************************************/
 /*  lpfc_heart_beat  Issue a HEART_BEAT       */
 /*                mailbox command             */
 /**********************************************/
@@ -270,8 +288,10 @@ lpfc_read_sparam(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb, int vpi)
 
 	/* Get a buffer to hold the HBAs Service Parameters */
 
-	if (((mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL)) == 0) ||
-	    ((mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys))) == 0)) {
+	mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
+	if (mp)
+		mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys);
+	if (!mp || !mp->virt) {
 		kfree(mp);
 		mb->mbxCommand = MBX_READ_SPARM64;
 		/* READ_SPARAM: no buffers */
@@ -369,8 +389,10 @@ lpfc_reg_login(struct lpfc_hba *phba, uint16_t vpi, uint32_t did,
 	mb->mbxOwner = OWN_HOST;
 
 	/* Get a buffer to hold NPorts Service Parameters */
-	if (((mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL)) == NULL) ||
-	    ((mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys))) == 0)) {
+	mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
+	if (mp)
+		mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys);
+	if (!mp || !mp->virt) {
 		kfree(mp);
 		mb->mbxCommand = MBX_REG_LOGIN64;
 		/* REG_LOGIN: no buffers */
@@ -874,7 +896,7 @@ lpfc_mbox_tmo_val(struct lpfc_hba *phba, int cmd)
 	case MBX_DOWN_LOAD:	/* 0x1C */
 	case MBX_DEL_LD_ENTRY:	/* 0x1D */
 	case MBX_LOAD_AREA:	/* 0x81 */
-	case MBX_FLASH_WR_ULA:  /* 0x98 */
+	case MBX_WRITE_WWN:     /* 0x98 */
 	case MBX_LOAD_EXP_ROM:	/* 0x9C */
 		return LPFC_MBOX_TMO_FLASH_CMD;
 	}
diff --git a/drivers/scsi/lpfc/lpfc_mem.c b/drivers/scsi/lpfc/lpfc_mem.c
index 43c3b8a0d76..6dc5ab8d671 100644
--- a/drivers/scsi/lpfc/lpfc_mem.c
+++ b/drivers/scsi/lpfc/lpfc_mem.c
@@ -98,6 +98,7 @@ lpfc_mem_alloc(struct lpfc_hba * phba)
 
  fail_free_hbq_pool:
 	lpfc_sli_hbqbuf_free_all(phba);
+	pci_pool_destroy(phba->lpfc_hbq_pool);
  fail_free_nlp_mem_pool:
 	mempool_destroy(phba->nlp_mem_pool);
 	phba->nlp_mem_pool = NULL;
diff --git a/drivers/scsi/lpfc/lpfc_nportdisc.c b/drivers/scsi/lpfc/lpfc_nportdisc.c
index 880af0cd463..4a0e3406e37 100644
--- a/drivers/scsi/lpfc/lpfc_nportdisc.c
+++ b/drivers/scsi/lpfc/lpfc_nportdisc.c
@@ -287,6 +287,24 @@ lpfc_rcv_plogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
 	pcmd = (struct lpfc_dmabuf *) cmdiocb->context2;
 	lp = (uint32_t *) pcmd->virt;
 	sp = (struct serv_parm *) ((uint8_t *) lp + sizeof (uint32_t));
+	if (wwn_to_u64(sp->portName.u.wwn) == 0) {
+		lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
+				 "0140 PLOGI Reject: invalid nname\n");
+		stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC;
+		stat.un.b.lsRjtRsnCodeExp = LSEXP_INVALID_PNAME;
+		lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp,
+			NULL);
+		return 0;
+	}
+	if (wwn_to_u64(sp->nodeName.u.wwn) == 0) {
+		lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
+				 "0141 PLOGI Reject: invalid pname\n");
+		stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC;
+		stat.un.b.lsRjtRsnCodeExp = LSEXP_INVALID_NNAME;
+		lpfc_els_rsp_reject(vport, stat.un.lsRjtError, cmdiocb, ndlp,
+			NULL);
+		return 0;
+	}
 	if ((lpfc_check_sparm(vport, ndlp, sp, CLASS3) == 0)) {
 		/* Reject this request because invalid parameters */
 		stat.un.b.lsRjtRsnCode = LSRJT_UNABLE_TPC;
@@ -343,8 +361,7 @@ lpfc_rcv_plogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
 		lpfc_config_link(phba, mbox);
 		mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
 		mbox->vport = vport;
-		rc = lpfc_sli_issue_mbox
-			(phba, mbox, (MBX_NOWAIT | MBX_STOP_IOCB));
+		rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
 		if (rc == MBX_NOT_FINISHED) {
 			mempool_free(mbox, phba->mbox_mem_pool);
 			goto out;
@@ -407,6 +424,61 @@ lpfc_rcv_plogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
 			ndlp, mbox);
 		return 1;
 	}
+
+	/* If the remote NPort logs into us, before we can initiate
+	 * discovery to them, cleanup the NPort from discovery accordingly.
+	 */
+	if (ndlp->nlp_state == NLP_STE_NPR_NODE) {
+		spin_lock_irq(shost->host_lock);
+		ndlp->nlp_flag &= ~NLP_DELAY_TMO;
+		spin_unlock_irq(shost->host_lock);
+		del_timer_sync(&ndlp->nlp_delayfunc);
+		ndlp->nlp_last_elscmd = 0;
+
+		if (!list_empty(&ndlp->els_retry_evt.evt_listp))
+			list_del_init(&ndlp->els_retry_evt.evt_listp);
+
+		if (ndlp->nlp_flag & NLP_NPR_2B_DISC) {
+			spin_lock_irq(shost->host_lock);
+			ndlp->nlp_flag &= ~NLP_NPR_2B_DISC;
+			spin_unlock_irq(shost->host_lock);
+
+			if ((ndlp->nlp_flag & NLP_ADISC_SND) &&
+				(vport->num_disc_nodes)) {
+				/* Check to see if there are more
+				 * ADISCs to be sent
+				 */
+				lpfc_more_adisc(vport);
+
+				if ((vport->num_disc_nodes == 0) &&
+					(vport->fc_npr_cnt))
+					lpfc_els_disc_plogi(vport);
+
+				if (vport->num_disc_nodes == 0) {
+					spin_lock_irq(shost->host_lock);
+					vport->fc_flag &= ~FC_NDISC_ACTIVE;
+					spin_unlock_irq(shost->host_lock);
+					lpfc_can_disctmo(vport);
+					lpfc_end_rscn(vport);
+				}
+			}
+			else if (vport->num_disc_nodes) {
+				/* Check to see if there are more
+				 * PLOGIs to be sent
+				 */
+				lpfc_more_plogi(vport);
+
+				if (vport->num_disc_nodes == 0) {
+					spin_lock_irq(shost->host_lock);
+					vport->fc_flag &= ~FC_NDISC_ACTIVE;
+					spin_unlock_irq(shost->host_lock);
+					lpfc_can_disctmo(vport);
+					lpfc_end_rscn(vport);
+				}
+			}
+		}
+	}
+
 	lpfc_els_rsp_acc(vport, ELS_CMD_PLOGI, cmdiocb, ndlp, mbox);
 	return 1;
 
@@ -501,12 +573,9 @@ lpfc_rcv_logo(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
 		spin_unlock_irq(shost->host_lock);
 
 		ndlp->nlp_last_elscmd = ELS_CMD_PLOGI;
-		ndlp->nlp_prev_state = ndlp->nlp_state;
-		lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE);
-	} else {
-		ndlp->nlp_prev_state = ndlp->nlp_state;
-		lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNUSED_NODE);
 	}
+	ndlp->nlp_prev_state = ndlp->nlp_state;
+	lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE);
 
 	spin_lock_irq(shost->host_lock);
 	ndlp->nlp_flag &= ~NLP_NPR_ADISC;
@@ -594,6 +663,25 @@ lpfc_disc_illegal(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
 	return ndlp->nlp_state;
 }
 
+static uint32_t
+lpfc_cmpl_plogi_illegal(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
+		  void *arg, uint32_t evt)
+{
+	/* This transition is only legal if we previously
+	 * rcv'ed a PLOGI. Since we don't want 2 discovery threads
+	 * working on the same NPortID, do nothing for this thread
+	 * to stop it.
+	 */
+	if (!(ndlp->nlp_flag & NLP_RCV_PLOGI)) {
+		lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
+			 "0253 Illegal State Transition: node x%x "
+			 "event x%x, state x%x Data: x%x x%x\n",
+			 ndlp->nlp_DID, evt, ndlp->nlp_state, ndlp->nlp_rpi,
+			 ndlp->nlp_flag);
+	}
+	return ndlp->nlp_state;
+}
+
 /* Start of Discovery State Machine routines */
 
 static uint32_t
@@ -605,11 +693,8 @@ lpfc_rcv_plogi_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
 	cmdiocb = (struct lpfc_iocbq *) arg;
 
 	if (lpfc_rcv_plogi(vport, ndlp, cmdiocb)) {
-		ndlp->nlp_prev_state = NLP_STE_UNUSED_NODE;
-		lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNUSED_NODE);
 		return ndlp->nlp_state;
 	}
-	lpfc_drop_node(vport, ndlp);
 	return NLP_STE_FREED_NODE;
 }
 
@@ -618,7 +703,6 @@ lpfc_rcv_els_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
 			 void *arg, uint32_t evt)
 {
 	lpfc_issue_els_logo(vport, ndlp, 0);
-	lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNUSED_NODE);
 	return ndlp->nlp_state;
 }
 
@@ -633,7 +717,6 @@ lpfc_rcv_logo_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
 	ndlp->nlp_flag |= NLP_LOGO_ACC;
 	spin_unlock_irq(shost->host_lock);
 	lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL);
-	lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNUSED_NODE);
 
 	return ndlp->nlp_state;
 }
@@ -642,7 +725,6 @@ static uint32_t
 lpfc_cmpl_logo_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
 			   void *arg, uint32_t evt)
 {
-	lpfc_drop_node(vport, ndlp);
 	return NLP_STE_FREED_NODE;
 }
 
@@ -650,7 +732,6 @@ static uint32_t
 lpfc_device_rm_unused_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
 			   void *arg, uint32_t evt)
 {
-	lpfc_drop_node(vport, ndlp);
 	return NLP_STE_FREED_NODE;
 }
 
@@ -752,6 +833,7 @@ lpfc_cmpl_plogi_plogi_issue(struct lpfc_vport *vport,
 			    uint32_t evt)
 {
 	struct lpfc_hba    *phba = vport->phba;
+	struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
 	struct lpfc_iocbq  *cmdiocb, *rspiocb;
 	struct lpfc_dmabuf *pcmd, *prsp, *mp;
 	uint32_t *lp;
@@ -778,6 +860,12 @@ lpfc_cmpl_plogi_plogi_issue(struct lpfc_vport *vport,
 
 	lp = (uint32_t *) prsp->virt;
 	sp = (struct serv_parm *) ((uint8_t *) lp + sizeof (uint32_t));
+	if (wwn_to_u64(sp->portName.u.wwn) == 0 ||
+	    wwn_to_u64(sp->nodeName.u.wwn) == 0) {
+		lpfc_printf_vlog(vport, KERN_ERR, LOG_ELS,
+				 "0142 PLOGI RSP: Invalid WWN.\n");
+		goto out;
+	}
 	if (!lpfc_check_sparm(vport, ndlp, sp, CLASS3))
 		goto out;
 	/* PLOGI chkparm OK */
@@ -828,13 +916,15 @@ lpfc_cmpl_plogi_plogi_issue(struct lpfc_vport *vport,
 		}
 		mbox->context2 = lpfc_nlp_get(ndlp);
 		mbox->vport = vport;
-		if (lpfc_sli_issue_mbox(phba, mbox,
-					(MBX_NOWAIT | MBX_STOP_IOCB))
+		if (lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT)
 		    != MBX_NOT_FINISHED) {
 			lpfc_nlp_set_state(vport, ndlp,
 					   NLP_STE_REG_LOGIN_ISSUE);
 			return ndlp->nlp_state;
 		}
+		/* decrement node reference count to the failed mbox
+		 * command
+		 */
 		lpfc_nlp_put(ndlp);
 		mp = (struct lpfc_dmabuf *) mbox->context1;
 		lpfc_mbuf_free(phba, mp->virt, mp->phys);
@@ -864,13 +954,27 @@ out:
 				 "0261 Cannot Register NameServer login\n");
 	}
 
-	/* Free this node since the driver cannot login or has the wrong
-	   sparm */
-	lpfc_drop_node(vport, ndlp);
+	spin_lock_irq(shost->host_lock);
+	ndlp->nlp_flag |= NLP_DEFER_RM;
+	spin_unlock_irq(shost->host_lock);
 	return NLP_STE_FREED_NODE;
 }
 
 static uint32_t
+lpfc_cmpl_logo_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
+			   void *arg, uint32_t evt)
+{
+	return ndlp->nlp_state;
+}
+
+static uint32_t
+lpfc_cmpl_reglogin_plogi_issue(struct lpfc_vport *vport,
+	struct lpfc_nodelist *ndlp, void *arg, uint32_t evt)
+{
+	return ndlp->nlp_state;
+}
+
+static uint32_t
 lpfc_device_rm_plogi_issue(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
 			   void *arg, uint32_t evt)
 {
@@ -1137,7 +1241,7 @@ lpfc_rcv_logo_reglogin_issue(struct lpfc_vport *vport,
 		   (ndlp == (struct lpfc_nodelist *) mb->context2)) {
 			mp = (struct lpfc_dmabuf *) (mb->context1);
 			if (mp) {
-				lpfc_mbuf_free(phba, mp->virt, mp->phys);
+				__lpfc_mbuf_free(phba, mp->virt, mp->phys);
 				kfree(mp);
 			}
 			lpfc_nlp_put(ndlp);
@@ -1197,8 +1301,8 @@ lpfc_cmpl_reglogin_reglogin_issue(struct lpfc_vport *vport,
 		 * retry discovery.
 		 */
 		if (mb->mbxStatus == MBXERR_RPI_FULL) {
-			ndlp->nlp_prev_state = NLP_STE_UNUSED_NODE;
-			lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNUSED_NODE);
+			ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE;
+			lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE);
 			return ndlp->nlp_state;
 		}
 
@@ -1378,7 +1482,7 @@ out:
 		lpfc_issue_els_logo(vport, ndlp, 0);
 
 		ndlp->nlp_prev_state = NLP_STE_PRLI_ISSUE;
-		lpfc_nlp_set_state(vport, ndlp, NLP_STE_UNUSED_NODE);
+		lpfc_nlp_set_state(vport, ndlp, NLP_STE_NPR_NODE);
 		return ndlp->nlp_state;
 	}
 
@@ -1753,7 +1857,7 @@ lpfc_cmpl_plogi_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
 
 	irsp = &rspiocb->iocb;
 	if (irsp->ulpStatus) {
-		lpfc_drop_node(vport, ndlp);
+		ndlp->nlp_flag |= NLP_DEFER_RM;
 		return NLP_STE_FREED_NODE;
 	}
 	return ndlp->nlp_state;
@@ -1942,9 +2046,9 @@ static uint32_t (*lpfc_disc_action[NLP_STE_MAX_STATE * NLP_EVT_MAX_EVENT])
 	lpfc_rcv_els_plogi_issue,	/* RCV_PRLO        */
 	lpfc_cmpl_plogi_plogi_issue,	/* CMPL_PLOGI      */
 	lpfc_disc_illegal,		/* CMPL_PRLI       */
-	lpfc_disc_illegal,		/* CMPL_LOGO       */
+	lpfc_cmpl_logo_plogi_issue,	/* CMPL_LOGO       */
 	lpfc_disc_illegal,		/* CMPL_ADISC      */
-	lpfc_disc_illegal,		/* CMPL_REG_LOGIN  */
+	lpfc_cmpl_reglogin_plogi_issue,/* CMPL_REG_LOGIN  */
 	lpfc_device_rm_plogi_issue,	/* DEVICE_RM       */
 	lpfc_device_recov_plogi_issue,	/* DEVICE_RECOVERY */
 
@@ -1968,7 +2072,7 @@ static uint32_t (*lpfc_disc_action[NLP_STE_MAX_STATE * NLP_EVT_MAX_EVENT])
 	lpfc_rcv_padisc_reglogin_issue,	/* RCV_ADISC       */
 	lpfc_rcv_padisc_reglogin_issue,	/* RCV_PDISC       */
 	lpfc_rcv_prlo_reglogin_issue,	/* RCV_PRLO        */
-	lpfc_disc_illegal,		/* CMPL_PLOGI      */
+	lpfc_cmpl_plogi_illegal,	/* CMPL_PLOGI      */
 	lpfc_disc_illegal,		/* CMPL_PRLI       */
 	lpfc_disc_illegal,		/* CMPL_LOGO       */
 	lpfc_disc_illegal,		/* CMPL_ADISC      */
@@ -1982,7 +2086,7 @@ static uint32_t (*lpfc_disc_action[NLP_STE_MAX_STATE * NLP_EVT_MAX_EVENT])
 	lpfc_rcv_padisc_prli_issue,	/* RCV_ADISC       */
 	lpfc_rcv_padisc_prli_issue,	/* RCV_PDISC       */
 	lpfc_rcv_prlo_prli_issue,	/* RCV_PRLO        */
-	lpfc_disc_illegal,		/* CMPL_PLOGI      */
+	lpfc_cmpl_plogi_illegal,	/* CMPL_PLOGI      */
 	lpfc_cmpl_prli_prli_issue,	/* CMPL_PRLI       */
 	lpfc_disc_illegal,		/* CMPL_LOGO       */
 	lpfc_disc_illegal,		/* CMPL_ADISC      */
diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
index c0755565fae..fc5c3a42b05 100644
--- a/drivers/scsi/lpfc/lpfc_scsi.c
+++ b/drivers/scsi/lpfc/lpfc_scsi.c
@@ -130,7 +130,7 @@ lpfc_ramp_down_queue_handler(struct lpfc_hba *phba)
 
 	vports = lpfc_create_vport_work_array(phba);
 	if (vports != NULL)
-		for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) {
+		for(i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) {
 			shost = lpfc_shost_from_vport(vports[i]);
 			shost_for_each_device(sdev, shost) {
 				new_queue_depth =
@@ -151,7 +151,7 @@ lpfc_ramp_down_queue_handler(struct lpfc_hba *phba)
 							new_queue_depth);
 			}
 		}
-	lpfc_destroy_vport_work_array(vports);
+	lpfc_destroy_vport_work_array(phba, vports);
 	atomic_set(&phba->num_rsrc_err, 0);
 	atomic_set(&phba->num_cmd_success, 0);
 }
@@ -166,7 +166,7 @@ lpfc_ramp_up_queue_handler(struct lpfc_hba *phba)
 
 	vports = lpfc_create_vport_work_array(phba);
 	if (vports != NULL)
-		for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) {
+		for(i = 0; i <= phba->max_vpi && vports[i] != NULL; i++) {
 			shost = lpfc_shost_from_vport(vports[i]);
 			shost_for_each_device(sdev, shost) {
 				if (sdev->ordered_tags)
@@ -179,7 +179,7 @@ lpfc_ramp_up_queue_handler(struct lpfc_hba *phba)
 							sdev->queue_depth+1);
 			}
 		}
-	lpfc_destroy_vport_work_array(vports);
+	lpfc_destroy_vport_work_array(phba, vports);
 	atomic_set(&phba->num_rsrc_err, 0);
 	atomic_set(&phba->num_cmd_success, 0);
 }
@@ -380,7 +380,7 @@ lpfc_scsi_prep_dma_buf(struct lpfc_hba *phba, struct lpfc_scsi_buf *lpfc_cmd)
 		(num_bde * sizeof (struct ulp_bde64));
 	iocb_cmd->ulpBdeCount = 1;
 	iocb_cmd->ulpLe = 1;
-	fcp_cmnd->fcpDl = be32_to_cpu(scsi_bufflen(scsi_cmnd));
+	fcp_cmnd->fcpDl = cpu_to_be32(scsi_bufflen(scsi_cmnd));
 	return 0;
 }
 
@@ -542,6 +542,7 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn,
 	int result;
 	struct scsi_device *sdev, *tmp_sdev;
 	int depth = 0;
+	unsigned long flags;
 
 	lpfc_cmd->result = pIocbOut->iocb.un.ulpWord[4];
 	lpfc_cmd->status = pIocbOut->iocb.ulpStatus;
@@ -608,6 +609,15 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn,
 	cmd->scsi_done(cmd);
 
 	if (phba->cfg_poll & ENABLE_FCP_RING_POLLING) {
+		/*
+		 * If there is a thread waiting for command completion
+		 * wake up the thread.
+		 */
+		spin_lock_irqsave(sdev->host->host_lock, flags);
+		lpfc_cmd->pCmd = NULL;
+		if (lpfc_cmd->waitq)
+			wake_up(lpfc_cmd->waitq);
+		spin_unlock_irqrestore(sdev->host->host_lock, flags);
 		lpfc_release_scsi_buf(phba, lpfc_cmd);
 		return;
 	}
@@ -669,6 +679,16 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn,
 		}
 	}
 
+	/*
+	 * If there is a thread waiting for command completion
+	 * wake up the thread.
+	 */
+	spin_lock_irqsave(sdev->host->host_lock, flags);
+	lpfc_cmd->pCmd = NULL;
+	if (lpfc_cmd->waitq)
+		wake_up(lpfc_cmd->waitq);
+	spin_unlock_irqrestore(sdev->host->host_lock, flags);
+
 	lpfc_release_scsi_buf(phba, lpfc_cmd);
 }
 
@@ -682,6 +702,7 @@ lpfc_scsi_prep_cmnd(struct lpfc_vport *vport, struct lpfc_scsi_buf *lpfc_cmd,
 	IOCB_t *iocb_cmd = &lpfc_cmd->cur_iocbq.iocb;
 	struct lpfc_iocbq *piocbq = &(lpfc_cmd->cur_iocbq);
 	int datadir = scsi_cmnd->sc_data_direction;
+	char tag[2];
 
 	lpfc_cmd->fcp_rsp->rspSnsLen = 0;
 	/* clear task management bits */
@@ -692,8 +713,8 @@ lpfc_scsi_prep_cmnd(struct lpfc_vport *vport, struct lpfc_scsi_buf *lpfc_cmd,
 
 	memcpy(&fcp_cmnd->fcpCdb[0], scsi_cmnd->cmnd, 16);
 
-	if (scsi_cmnd->device->tagged_supported) {
-		switch (scsi_cmnd->tag) {
+	if (scsi_populate_tag_msg(scsi_cmnd, tag)) {
+		switch (tag[0]) {
 		case HEAD_OF_QUEUE_TAG:
 			fcp_cmnd->fcpCntl1 = HEAD_OF_Q;
 			break;
@@ -742,6 +763,8 @@ lpfc_scsi_prep_cmnd(struct lpfc_vport *vport, struct lpfc_scsi_buf *lpfc_cmd,
 	piocbq->iocb.ulpContext = pnode->nlp_rpi;
 	if (pnode->nlp_fcp_info & NLP_FCP_2_DEVICE)
 		piocbq->iocb.ulpFCP2Rcvy = 1;
+	else
+		piocbq->iocb.ulpFCP2Rcvy = 0;
 
 	piocbq->iocb.ulpClass = (pnode->nlp_fcp_info & 0x0f);
 	piocbq->context1  = lpfc_cmd;
@@ -1017,8 +1040,8 @@ lpfc_abort_handler(struct scsi_cmnd *cmnd)
 	struct lpfc_iocbq *abtsiocb;
 	struct lpfc_scsi_buf *lpfc_cmd;
 	IOCB_t *cmd, *icmd;
-	unsigned int loop_count = 0;
 	int ret = SUCCESS;
+	DECLARE_WAIT_QUEUE_HEAD_ONSTACK(waitq);
 
 	lpfc_block_error_handler(cmnd);
 	lpfc_cmd = (struct lpfc_scsi_buf *)cmnd->host_scribble;
@@ -1073,17 +1096,15 @@ lpfc_abort_handler(struct scsi_cmnd *cmnd)
 	if (phba->cfg_poll & DISABLE_FCP_RING_INT)
 		lpfc_sli_poll_fcp_ring (phba);
 
+	lpfc_cmd->waitq = &waitq;
 	/* Wait for abort to complete */
-	while (lpfc_cmd->pCmd == cmnd)
-	{
-		if (phba->cfg_poll & DISABLE_FCP_RING_INT)
-			lpfc_sli_poll_fcp_ring (phba);
+	wait_event_timeout(waitq,
+			  (lpfc_cmd->pCmd != cmnd),
+			   (2*vport->cfg_devloss_tmo*HZ));
 
-		schedule_timeout_uninterruptible(LPFC_ABORT_WAIT * HZ);
-		if (++loop_count
-		    > (2 * vport->cfg_devloss_tmo)/LPFC_ABORT_WAIT)
-			break;
-	}
+	spin_lock_irq(shost->host_lock);
+	lpfc_cmd->waitq = NULL;
+	spin_unlock_irq(shost->host_lock);
 
 	if (lpfc_cmd->pCmd == cmnd) {
 		ret = FAILED;
@@ -1437,8 +1458,7 @@ struct scsi_host_template lpfc_template = {
 	.slave_destroy		= lpfc_slave_destroy,
 	.scan_finished		= lpfc_scan_finished,
 	.this_id		= -1,
-	.sg_tablesize		= LPFC_SG_SEG_CNT,
-	.use_sg_chaining	= ENABLE_SG_CHAINING,
+	.sg_tablesize		= LPFC_DEFAULT_SG_SEG_CNT,
 	.cmd_per_lun		= LPFC_CMD_PER_LUN,
 	.use_clustering		= ENABLE_CLUSTERING,
 	.shost_attrs		= lpfc_hba_attrs,
@@ -1458,10 +1478,9 @@ struct scsi_host_template lpfc_vport_template = {
 	.slave_destroy		= lpfc_slave_destroy,
 	.scan_finished		= lpfc_scan_finished,
 	.this_id		= -1,
-	.sg_tablesize		= LPFC_SG_SEG_CNT,
+	.sg_tablesize		= LPFC_DEFAULT_SG_SEG_CNT,
 	.cmd_per_lun		= LPFC_CMD_PER_LUN,
 	.use_clustering		= ENABLE_CLUSTERING,
-	.use_sg_chaining	= ENABLE_SG_CHAINING,
 	.shost_attrs		= lpfc_vport_attrs,
 	.max_sectors		= 0xFFFF,
 };
diff --git a/drivers/scsi/lpfc/lpfc_scsi.h b/drivers/scsi/lpfc/lpfc_scsi.h
index 31787bb6d53..daba9237498 100644
--- a/drivers/scsi/lpfc/lpfc_scsi.h
+++ b/drivers/scsi/lpfc/lpfc_scsi.h
@@ -138,6 +138,7 @@ struct lpfc_scsi_buf {
 	 * Iotag is in here
 	 */
 	struct lpfc_iocbq cur_iocbq;
+	wait_queue_head_t *waitq;
 };
 
 #define LPFC_SCSI_DMA_EXT_SIZE 264
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index ce348c5c706..fdd01e384e3 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -106,7 +106,7 @@ lpfc_sli_get_iocbq(struct lpfc_hba *phba)
 	return iocbq;
 }
 
-void
+static void
 __lpfc_sli_release_iocbq(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq)
 {
 	size_t start_clean = offsetof(struct lpfc_iocbq, iocb);
@@ -199,6 +199,7 @@ lpfc_sli_iocb_cmd_type(uint8_t iocb_cmnd)
 	case CMD_RCV_ELS_REQ_CX:
 	case CMD_RCV_SEQUENCE64_CX:
 	case CMD_RCV_ELS_REQ64_CX:
+	case CMD_ASYNC_STATUS:
 	case CMD_IOCB_RCV_SEQ64_CX:
 	case CMD_IOCB_RCV_ELS64_CX:
 	case CMD_IOCB_RCV_CONT64_CX:
@@ -473,8 +474,7 @@ lpfc_sli_resume_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring)
 	if (pring->txq_cnt &&
 	    lpfc_is_link_up(phba) &&
 	    (pring->ringno != phba->sli.fcp_ring ||
-	     phba->sli.sli_flag & LPFC_PROCESS_LA) &&
-	    !(pring->flag & LPFC_STOP_IOCB_MBX)) {
+	     phba->sli.sli_flag & LPFC_PROCESS_LA)) {
 
 		while ((iocb = lpfc_sli_next_iocb_slot(phba, pring)) &&
 		       (nextiocb = lpfc_sli_ringtx_get(phba, pring)))
@@ -489,32 +489,7 @@ lpfc_sli_resume_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring)
 	return;
 }
 
-/* lpfc_sli_turn_on_ring is only called by lpfc_sli_handle_mb_event below */
-static void
-lpfc_sli_turn_on_ring(struct lpfc_hba *phba, int ringno)
-{
-	struct lpfc_pgp *pgp = (phba->sli_rev == 3) ?
-		&phba->slim2p->mbx.us.s3_pgp.port[ringno] :
-		&phba->slim2p->mbx.us.s2.port[ringno];
-	unsigned long iflags;
-
-	/* If the ring is active, flag it */
-	spin_lock_irqsave(&phba->hbalock, iflags);
-	if (phba->sli.ring[ringno].cmdringaddr) {
-		if (phba->sli.ring[ringno].flag & LPFC_STOP_IOCB_MBX) {
-			phba->sli.ring[ringno].flag &= ~LPFC_STOP_IOCB_MBX;
-			/*
-			 * Force update of the local copy of cmdGetInx
-			 */
-			phba->sli.ring[ringno].local_getidx
-				= le32_to_cpu(pgp->cmdGetInx);
-			lpfc_sli_resume_iocb(phba, &phba->sli.ring[ringno]);
-		}
-	}
-	spin_unlock_irqrestore(&phba->hbalock, iflags);
-}
-
-struct lpfc_hbq_entry *
+static struct lpfc_hbq_entry *
 lpfc_sli_next_hbq_slot(struct lpfc_hba *phba, uint32_t hbqno)
 {
 	struct hbq_s *hbqp = &phba->hbqs[hbqno];
@@ -565,6 +540,7 @@ lpfc_sli_hbqbuf_free_all(struct lpfc_hba *phba)
 			list_del(&hbq_buf->dbuf.list);
 			(phba->hbqs[i].hbq_free_buffer)(phba, hbq_buf);
 		}
+		phba->hbqs[i].buffer_count = 0;
 	}
 }
 
@@ -633,8 +609,8 @@ lpfc_sli_hbqbuf_fill_hbqs(struct lpfc_hba *phba, uint32_t hbqno, uint32_t count)
 		return 0;
 	}
 
-	start = lpfc_hbq_defs[hbqno]->buffer_count;
-	end = count + lpfc_hbq_defs[hbqno]->buffer_count;
+	start = phba->hbqs[hbqno].buffer_count;
+	end = count + start;
 	if (end > lpfc_hbq_defs[hbqno]->entry_count) {
 		end = lpfc_hbq_defs[hbqno]->entry_count;
 	}
@@ -646,7 +622,7 @@ lpfc_sli_hbqbuf_fill_hbqs(struct lpfc_hba *phba, uint32_t hbqno, uint32_t count)
 			return 1;
 		hbq_buffer->tag = (i | (hbqno << 16));
 		if (lpfc_sli_hbq_to_firmware(phba, hbqno, hbq_buffer))
-			lpfc_hbq_defs[hbqno]->buffer_count++;
+			phba->hbqs[hbqno].buffer_count++;
 		else
 			(phba->hbqs[hbqno].hbq_free_buffer)(phba, hbq_buffer);
 	}
@@ -660,14 +636,14 @@ lpfc_sli_hbqbuf_add_hbqs(struct lpfc_hba *phba, uint32_t qno)
 					 lpfc_hbq_defs[qno]->add_count));
 }
 
-int
+static int
 lpfc_sli_hbqbuf_init_hbqs(struct lpfc_hba *phba, uint32_t qno)
 {
 	return(lpfc_sli_hbqbuf_fill_hbqs(phba, qno,
 					 lpfc_hbq_defs[qno]->init_count));
 }
 
-struct hbq_dmabuf *
+static struct hbq_dmabuf *
 lpfc_sli_hbqbuf_find(struct lpfc_hba *phba, uint32_t tag)
 {
 	struct lpfc_dmabuf *d_buf;
@@ -686,7 +662,7 @@ lpfc_sli_hbqbuf_find(struct lpfc_hba *phba, uint32_t tag)
 	}
 	lpfc_printf_log(phba, KERN_ERR, LOG_SLI | LOG_VPORT,
 			"1803 Bad hbq tag. Data: x%x x%x\n",
-			tag, lpfc_hbq_defs[tag >> 16]->buffer_count);
+			tag, phba->hbqs[tag >> 16].buffer_count);
 	return NULL;
 }
 
@@ -712,6 +688,7 @@ lpfc_sli_chk_mbx_command(uint8_t mbxCommand)
 	case MBX_LOAD_SM:
 	case MBX_READ_NV:
 	case MBX_WRITE_NV:
+	case MBX_WRITE_VPARMS:
 	case MBX_RUN_BIU_DIAG:
 	case MBX_INIT_LINK:
 	case MBX_DOWN_LINK:
@@ -739,7 +716,7 @@ lpfc_sli_chk_mbx_command(uint8_t mbxCommand)
 	case MBX_DEL_LD_ENTRY:
 	case MBX_RUN_PROGRAM:
 	case MBX_SET_MASK:
-	case MBX_SET_SLIM:
+	case MBX_SET_VARIABLE:
 	case MBX_UNREG_D_ID:
 	case MBX_KILL_BOARD:
 	case MBX_CONFIG_FARP:
@@ -751,9 +728,10 @@ lpfc_sli_chk_mbx_command(uint8_t mbxCommand)
 	case MBX_READ_RPI64:
 	case MBX_REG_LOGIN64:
 	case MBX_READ_LA64:
-	case MBX_FLASH_WR_ULA:
+	case MBX_WRITE_WWN:
 	case MBX_SET_DEBUG:
 	case MBX_LOAD_EXP_ROM:
+	case MBX_ASYNCEVT_ENABLE:
 	case MBX_REG_VPI:
 	case MBX_UNREG_VPI:
 	case MBX_HEARTBEAT:
@@ -953,6 +931,17 @@ lpfc_sli_replace_hbqbuff(struct lpfc_hba *phba, uint32_t tag)
 	return &new_hbq_entry->dbuf;
 }
 
+static struct lpfc_dmabuf *
+lpfc_sli_get_buff(struct lpfc_hba *phba,
+			struct lpfc_sli_ring *pring,
+			uint32_t tag)
+{
+	if (tag & QUE_BUFTAG_BIT)
+		return lpfc_sli_ring_taggedbuf_get(phba, pring, tag);
+	else
+		return lpfc_sli_replace_hbqbuff(phba, tag);
+}
+
 static int
 lpfc_sli_process_unsol_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 			    struct lpfc_iocbq *saveq)
@@ -961,19 +950,112 @@ lpfc_sli_process_unsol_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 	WORD5            * w5p;
 	uint32_t           Rctl, Type;
 	uint32_t           match, i;
+	struct lpfc_iocbq *iocbq;
 
 	match = 0;
 	irsp = &(saveq->iocb);
-	if ((irsp->ulpCommand == CMD_RCV_ELS_REQ64_CX)
-	    || (irsp->ulpCommand == CMD_RCV_ELS_REQ_CX)
-	    || (irsp->ulpCommand == CMD_IOCB_RCV_ELS64_CX)
-	    || (irsp->ulpCommand == CMD_IOCB_RCV_CONT64_CX)) {
+
+	if (irsp->ulpStatus == IOSTAT_NEED_BUFFER)
+		return 1;
+	if (irsp->ulpCommand == CMD_ASYNC_STATUS) {
+		if (pring->lpfc_sli_rcv_async_status)
+			pring->lpfc_sli_rcv_async_status(phba, pring, saveq);
+		else
+			lpfc_printf_log(phba,
+					KERN_WARNING,
+					LOG_SLI,
+					"0316 Ring %d handler: unexpected "
+					"ASYNC_STATUS iocb received evt_code "
+					"0x%x\n",
+					pring->ringno,
+					irsp->un.asyncstat.evt_code);
+		return 1;
+	}
+
+	if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) {
+		if (irsp->ulpBdeCount != 0) {
+			saveq->context2 = lpfc_sli_get_buff(phba, pring,
+						irsp->un.ulpWord[3]);
+			if (!saveq->context2)
+				lpfc_printf_log(phba,
+					KERN_ERR,
+					LOG_SLI,
+					"0341 Ring %d Cannot find buffer for "
+					"an unsolicited iocb. tag 0x%x\n",
+					pring->ringno,
+					irsp->un.ulpWord[3]);
+		}
+		if (irsp->ulpBdeCount == 2) {
+			saveq->context3 = lpfc_sli_get_buff(phba, pring,
+						irsp->unsli3.sli3Words[7]);
+			if (!saveq->context3)
+				lpfc_printf_log(phba,
+					KERN_ERR,
+					LOG_SLI,
+					"0342 Ring %d Cannot find buffer for an"
+					" unsolicited iocb. tag 0x%x\n",
+					pring->ringno,
+					irsp->unsli3.sli3Words[7]);
+		}
+		list_for_each_entry(iocbq, &saveq->list, list) {
+			irsp = &(iocbq->iocb);
+			if (irsp->ulpBdeCount != 0) {
+				iocbq->context2 = lpfc_sli_get_buff(phba, pring,
+							irsp->un.ulpWord[3]);
+				if (!iocbq->context2)
+					lpfc_printf_log(phba,
+						KERN_ERR,
+						LOG_SLI,
+						"0343 Ring %d Cannot find "
+						"buffer for an unsolicited iocb"
+						". tag 0x%x\n", pring->ringno,
+						irsp->un.ulpWord[3]);
+			}
+			if (irsp->ulpBdeCount == 2) {
+				iocbq->context3 = lpfc_sli_get_buff(phba, pring,
+						irsp->unsli3.sli3Words[7]);
+				if (!iocbq->context3)
+					lpfc_printf_log(phba,
+						KERN_ERR,
+						LOG_SLI,
+						"0344 Ring %d Cannot find "
+						"buffer for an unsolicited "
+						"iocb. tag 0x%x\n",
+						pring->ringno,
+						irsp->unsli3.sli3Words[7]);
+			}
+		}
+	}
+	if (irsp->ulpBdeCount != 0 &&
+	    (irsp->ulpCommand == CMD_IOCB_RCV_CONT64_CX ||
+	     irsp->ulpStatus == IOSTAT_INTERMED_RSP)) {
+		int found = 0;
+
+		/* search continue save q for same XRI */
+		list_for_each_entry(iocbq, &pring->iocb_continue_saveq, clist) {
+			if (iocbq->iocb.ulpContext == saveq->iocb.ulpContext) {
+				list_add_tail(&saveq->list, &iocbq->list);
+				found = 1;
+				break;
+			}
+		}
+		if (!found)
+			list_add_tail(&saveq->clist,
+				      &pring->iocb_continue_saveq);
+		if (saveq->iocb.ulpStatus != IOSTAT_INTERMED_RSP) {
+			list_del_init(&iocbq->clist);
+			saveq = iocbq;
+			irsp = &(saveq->iocb);
+		} else
+			return 0;
+	}
+	if ((irsp->ulpCommand == CMD_RCV_ELS_REQ64_CX) ||
+	    (irsp->ulpCommand == CMD_RCV_ELS_REQ_CX) ||
+	    (irsp->ulpCommand == CMD_IOCB_RCV_ELS64_CX)) {
 		Rctl = FC_ELS_REQ;
 		Type = FC_ELS_DATA;
 	} else {
-		w5p =
-		    (WORD5 *) & (saveq->iocb.un.
-				 ulpWord[5]);
+		w5p = (WORD5 *)&(saveq->iocb.un.ulpWord[5]);
 		Rctl = w5p->hcsw.Rctl;
 		Type = w5p->hcsw.Type;
 
@@ -988,15 +1070,6 @@ lpfc_sli_process_unsol_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 		}
 	}
 
-	if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED) {
-		if (irsp->ulpBdeCount != 0)
-			saveq->context2 = lpfc_sli_replace_hbqbuff(phba,
-						irsp->un.ulpWord[3]);
-		if (irsp->ulpBdeCount == 2)
-			saveq->context3 = lpfc_sli_replace_hbqbuff(phba,
-						irsp->unsli3.sli3Words[7]);
-	}
-
 	/* unSolicited Responses */
 	if (pring->prt[0].profile) {
 		if (pring->prt[0].lpfc_sli_rcv_unsol_event)
@@ -1006,12 +1079,9 @@ lpfc_sli_process_unsol_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 	} else {
 		/* We must search, based on rctl / type
 		   for the right routine */
-		for (i = 0; i < pring->num_mask;
-		     i++) {
-			if ((pring->prt[i].rctl ==
-			     Rctl)
-			    && (pring->prt[i].
-				type == Type)) {
+		for (i = 0; i < pring->num_mask; i++) {
+			if ((pring->prt[i].rctl == Rctl)
+			    && (pring->prt[i].type == Type)) {
 				if (pring->prt[i].lpfc_sli_rcv_unsol_event)
 					(pring->prt[i].lpfc_sli_rcv_unsol_event)
 							(phba, pring, saveq);
@@ -1084,6 +1154,12 @@ lpfc_sli_process_sol_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 						IOSTAT_LOCAL_REJECT;
 					saveq->iocb.un.ulpWord[4] =
 						IOERR_SLI_ABORTED;
+
+					/* Firmware could still be in progress
+					 * of DMAing payload, so don't free data
+					 * buffer till after a hbeat.
+					 */
+					saveq->iocb_flag |= LPFC_DELAY_MEM_FREE;
 				}
 			}
 			(cmdiocbp->iocb_cmpl) (phba, cmdiocbp, saveq);
@@ -1572,12 +1648,7 @@ lpfc_sli_handle_slow_ring_event(struct lpfc_hba *phba,
 
 		writel(pring->rspidx, &phba->host_gp[pring->ringno].rspGetInx);
 
-		if (list_empty(&(pring->iocb_continueq))) {
-			list_add(&rspiocbp->list, &(pring->iocb_continueq));
-		} else {
-			list_add_tail(&rspiocbp->list,
-				      &(pring->iocb_continueq));
-		}
+		list_add_tail(&rspiocbp->list, &(pring->iocb_continueq));
 
 		pring->iocb_continueq_cnt++;
 		if (irsp->ulpLe) {
@@ -1642,17 +1713,17 @@ lpfc_sli_handle_slow_ring_event(struct lpfc_hba *phba,
 			iocb_cmd_type = irsp->ulpCommand & CMD_IOCB_MASK;
 			type = lpfc_sli_iocb_cmd_type(iocb_cmd_type);
 			if (type == LPFC_SOL_IOCB) {
-				spin_unlock_irqrestore(&phba->hbalock,
-						       iflag);
+				spin_unlock_irqrestore(&phba->hbalock, iflag);
 				rc = lpfc_sli_process_sol_iocb(phba, pring,
 							       saveq);
 				spin_lock_irqsave(&phba->hbalock, iflag);
 			} else if (type == LPFC_UNSOL_IOCB) {
-				spin_unlock_irqrestore(&phba->hbalock,
-						       iflag);
+				spin_unlock_irqrestore(&phba->hbalock, iflag);
 				rc = lpfc_sli_process_unsol_iocb(phba, pring,
 								 saveq);
 				spin_lock_irqsave(&phba->hbalock, iflag);
+				if (!rc)
+					free_saveq = 0;
 			} else if (type == LPFC_ABORT_IOCB) {
 				if ((irsp->ulpCommand != CMD_XRI_ABORTED_CX) &&
 				    ((cmdiocbp =
@@ -1921,8 +1992,8 @@ lpfc_sli_brdkill(struct lpfc_hba *phba)
 			"0329 Kill HBA Data: x%x x%x\n",
 			phba->pport->port_state, psli->sli_flag);
 
-	if ((pmb = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool,
-						  GFP_KERNEL)) == 0)
+	pmb = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
+	if (!pmb)
 		return 1;
 
 	/* Disable the error attention */
@@ -2113,7 +2184,10 @@ lpfc_sli_chipset_init(struct lpfc_hba *phba)
 			   <status> */
 			lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
 					"0436 Adapter failed to init, "
-					"timeout, status reg x%x\n", status);
+					"timeout, status reg x%x, "
+					"FW Data: A8 x%x AC x%x\n", status,
+					readl(phba->MBslimaddr + 0xa8),
+					readl(phba->MBslimaddr + 0xac));
 			phba->link_state = LPFC_HBA_ERROR;
 			return -ETIMEDOUT;
 		}
@@ -2125,7 +2199,10 @@ lpfc_sli_chipset_init(struct lpfc_hba *phba)
 			   <status> */
 			lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
 					"0437 Adapter failed to init, "
-					"chipset, status reg x%x\n", status);
+					"chipset, status reg x%x, "
+					"FW Data: A8 x%x AC x%x\n", status,
+					readl(phba->MBslimaddr + 0xa8),
+					readl(phba->MBslimaddr + 0xac));
 			phba->link_state = LPFC_HBA_ERROR;
 			return -EIO;
 		}
@@ -2153,7 +2230,10 @@ lpfc_sli_chipset_init(struct lpfc_hba *phba)
 		/* Adapter failed to init, chipset, status reg <status> */
 		lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
 				"0438 Adapter failed to init, chipset, "
-				"status reg x%x\n", status);
+				"status reg x%x, "
+				"FW Data: A8 x%x AC x%x\n", status,
+				readl(phba->MBslimaddr + 0xa8),
+				readl(phba->MBslimaddr + 0xac));
 		phba->link_state = LPFC_HBA_ERROR;
 		return -EIO;
 	}
@@ -2485,11 +2565,16 @@ lpfc_mbox_timeout_handler(struct lpfc_hba *phba)
 	lpfc_sli_abort_iocb_ring(phba, pring);
 
 	lpfc_printf_log(phba, KERN_ERR, LOG_MBOX | LOG_SLI,
-			"0316 Resetting board due to mailbox timeout\n");
+			"0345 Resetting board due to mailbox timeout\n");
 	/*
 	 * lpfc_offline calls lpfc_sli_hba_down which will clean up
 	 * on oustanding mailbox commands.
 	 */
+	/* If resets are disabled then set error state and return. */
+	if (!phba->cfg_enable_hba_reset) {
+		phba->link_state = LPFC_HBA_ERROR;
+		return;
+	}
 	lpfc_offline_prep(phba);
 	lpfc_offline(phba);
 	lpfc_sli_brdrestart(phba);
@@ -2507,6 +2592,7 @@ lpfc_sli_issue_mbox(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmbox, uint32_t flag)
 	uint32_t status, evtctr;
 	uint32_t ha_copy;
 	int i;
+	unsigned long timeout;
 	unsigned long drvr_flag = 0;
 	volatile uint32_t word0, ldata;
 	void __iomem *to_slim;
@@ -2519,7 +2605,7 @@ lpfc_sli_issue_mbox(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmbox, uint32_t flag)
 					"1806 Mbox x%x failed. No vport\n",
 					pmbox->mb.mbxCommand);
 			dump_stack();
-			return MBXERR_ERROR;
+			return MBX_NOT_FINISHED;
 		}
 	}
 
@@ -2571,21 +2657,6 @@ lpfc_sli_issue_mbox(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmbox, uint32_t flag)
 			return MBX_NOT_FINISHED;
 		}
 
-		/* Handle STOP IOCB processing flag. This is only meaningful
-		 * if we are not polling for mbox completion.
-		 */
-		if (flag & MBX_STOP_IOCB) {
-			flag &= ~MBX_STOP_IOCB;
-			/* Now flag each ring */
-			for (i = 0; i < psli->num_rings; i++) {
-				/* If the ring is active, flag it */
-				if (psli->ring[i].cmdringaddr) {
-					psli->ring[i].flag |=
-					    LPFC_STOP_IOCB_MBX;
-				}
-			}
-		}
-
 		/* Another mailbox command is still being processed, queue this
 		 * command to be processed later.
 		 */
@@ -2620,23 +2691,6 @@ lpfc_sli_issue_mbox(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmbox, uint32_t flag)
 		return MBX_BUSY;
 	}
 
-	/* Handle STOP IOCB processing flag. This is only meaningful
-	 * if we are not polling for mbox completion.
-	 */
-	if (flag & MBX_STOP_IOCB) {
-		flag &= ~MBX_STOP_IOCB;
-		if (flag == MBX_NOWAIT) {
-			/* Now flag each ring */
-			for (i = 0; i < psli->num_rings; i++) {
-				/* If the ring is active, flag it */
-				if (psli->ring[i].cmdringaddr) {
-					psli->ring[i].flag |=
-					    LPFC_STOP_IOCB_MBX;
-				}
-			}
-		}
-	}
-
 	psli->sli_flag |= LPFC_SLI_MBOX_ACTIVE;
 
 	/* If we are not polling, we MUST be in SLI2 mode */
@@ -2714,18 +2768,24 @@ lpfc_sli_issue_mbox(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmbox, uint32_t flag)
 	}
 
 	wmb();
-	/* interrupt board to doit right away */
-	writel(CA_MBATT, phba->CAregaddr);
-	readl(phba->CAregaddr); /* flush */
 
 	switch (flag) {
 	case MBX_NOWAIT:
-		/* Don't wait for it to finish, just return */
+		/* Set up reference to mailbox command */
 		psli->mbox_active = pmbox;
+		/* Interrupt board to do it */
+		writel(CA_MBATT, phba->CAregaddr);
+		readl(phba->CAregaddr); /* flush */
+		/* Don't wait for it to finish, just return */
 		break;
 
 	case MBX_POLL:
+		/* Set up null reference to mailbox command */
 		psli->mbox_active = NULL;
+		/* Interrupt board to do it */
+		writel(CA_MBATT, phba->CAregaddr);
+		readl(phba->CAregaddr); /* flush */
+
 		if (psli->sli_flag & LPFC_SLI2_ACTIVE) {
 			/* First read mbox status word */
 			word0 = *((volatile uint32_t *)&phba->slim2p->mbx);
@@ -2737,15 +2797,15 @@ lpfc_sli_issue_mbox(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmbox, uint32_t flag)
 
 		/* Read the HBA Host Attention Register */
 		ha_copy = readl(phba->HAregaddr);
-
-		i = lpfc_mbox_tmo_val(phba, mb->mbxCommand);
-		i *= 1000; /* Convert to ms */
-
+		timeout = msecs_to_jiffies(lpfc_mbox_tmo_val(phba,
+							     mb->mbxCommand) *
+					   1000) + jiffies;
+		i = 0;
 		/* Wait for command to complete */
 		while (((word0 & OWN_CHIP) == OWN_CHIP) ||
 		       (!(ha_copy & HA_MBATT) &&
 			(phba->link_state > LPFC_WARM_START))) {
-			if (i-- <= 0) {
+			if (time_after(jiffies, timeout)) {
 				psli->sli_flag &= ~LPFC_SLI_MBOX_ACTIVE;
 				spin_unlock_irqrestore(&phba->hbalock,
 						       drvr_flag);
@@ -2758,12 +2818,12 @@ lpfc_sli_issue_mbox(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmbox, uint32_t flag)
 			    && (evtctr != psli->slistat.mbox_event))
 				break;
 
-			spin_unlock_irqrestore(&phba->hbalock,
-					       drvr_flag);
-
-			msleep(1);
-
-			spin_lock_irqsave(&phba->hbalock, drvr_flag);
+			if (i++ > 10) {
+				spin_unlock_irqrestore(&phba->hbalock,
+						       drvr_flag);
+				msleep(1);
+				spin_lock_irqsave(&phba->hbalock, drvr_flag);
+			}
 
 			if (psli->sli_flag & LPFC_SLI2_ACTIVE) {
 				/* First copy command data */
@@ -2848,7 +2908,7 @@ lpfc_sli_next_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 /*
  * Lockless version of lpfc_sli_issue_iocb.
  */
-int
+static int
 __lpfc_sli_issue_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 		    struct lpfc_iocbq *piocb, uint32_t flag)
 {
@@ -2879,9 +2939,9 @@ __lpfc_sli_issue_iocb(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 
 	/*
 	 * Check to see if we are blocking IOCB processing because of a
-	 * outstanding mbox command.
+	 * outstanding event.
 	 */
-	if (unlikely(pring->flag & LPFC_STOP_IOCB_MBX))
+	if (unlikely(pring->flag & LPFC_STOP_IOCB_EVENT))
 		goto iocb_busy;
 
 	if (unlikely(phba->link_state == LPFC_LINK_DOWN)) {
@@ -2993,6 +3053,61 @@ lpfc_extra_ring_setup( struct lpfc_hba *phba)
 	return 0;
 }
 
+static void
+lpfc_sli_async_event_handler(struct lpfc_hba * phba,
+	struct lpfc_sli_ring * pring, struct lpfc_iocbq * iocbq)
+{
+	IOCB_t *icmd;
+	uint16_t evt_code;
+	uint16_t temp;
+	struct temp_event temp_event_data;
+	struct Scsi_Host *shost;
+
+	icmd = &iocbq->iocb;
+	evt_code = icmd->un.asyncstat.evt_code;
+	temp = icmd->ulpContext;
+
+	if ((evt_code != ASYNC_TEMP_WARN) &&
+		(evt_code != ASYNC_TEMP_SAFE)) {
+		lpfc_printf_log(phba,
+			KERN_ERR,
+			LOG_SLI,
+			"0346 Ring %d handler: unexpected ASYNC_STATUS"
+			" evt_code 0x%x\n",
+			pring->ringno,
+			icmd->un.asyncstat.evt_code);
+		return;
+	}
+	temp_event_data.data = (uint32_t)temp;
+	temp_event_data.event_type = FC_REG_TEMPERATURE_EVENT;
+	if (evt_code == ASYNC_TEMP_WARN) {
+		temp_event_data.event_code = LPFC_THRESHOLD_TEMP;
+		lpfc_printf_log(phba,
+				KERN_ERR,
+				LOG_TEMP,
+				"0347 Adapter is very hot, please take "
+				"corrective action. temperature : %d Celsius\n",
+				temp);
+	}
+	if (evt_code == ASYNC_TEMP_SAFE) {
+		temp_event_data.event_code = LPFC_NORMAL_TEMP;
+		lpfc_printf_log(phba,
+				KERN_ERR,
+				LOG_TEMP,
+				"0340 Adapter temperature is OK now. "
+				"temperature : %d Celsius\n",
+				temp);
+	}
+
+	/* Send temperature change event to applications */
+	shost = lpfc_shost_from_vport(phba->pport);
+	fc_host_post_vendor_event(shost, fc_get_event_number(),
+		sizeof(temp_event_data), (char *) &temp_event_data,
+		SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX);
+
+}
+
+
 int
 lpfc_sli_setup(struct lpfc_hba *phba)
 {
@@ -3059,6 +3174,8 @@ lpfc_sli_setup(struct lpfc_hba *phba)
 			pring->fast_iotag = 0;
 			pring->iotag_ctr = 0;
 			pring->iotag_max = 4096;
+			pring->lpfc_sli_rcv_async_status =
+				lpfc_sli_async_event_handler;
 			pring->num_mask = 4;
 			pring->prt[0].profile = 0;	/* Mask 0 */
 			pring->prt[0].rctl = FC_ELS_REQ;
@@ -3123,6 +3240,7 @@ lpfc_sli_queue_setup(struct lpfc_hba *phba)
 		INIT_LIST_HEAD(&pring->txq);
 		INIT_LIST_HEAD(&pring->txcmplq);
 		INIT_LIST_HEAD(&pring->iocb_continueq);
+		INIT_LIST_HEAD(&pring->iocb_continue_saveq);
 		INIT_LIST_HEAD(&pring->postbufq);
 	}
 	spin_unlock_irq(&phba->hbalock);
@@ -3193,6 +3311,7 @@ lpfc_sli_hba_down(struct lpfc_hba *phba)
 	LIST_HEAD(completions);
 	struct lpfc_sli *psli = &phba->sli;
 	struct lpfc_sli_ring *pring;
+	struct lpfc_dmabuf *buf_ptr;
 	LPFC_MBOXQ_t *pmb;
 	struct lpfc_iocbq *iocb;
 	IOCB_t *cmd = NULL;
@@ -3232,6 +3351,19 @@ lpfc_sli_hba_down(struct lpfc_hba *phba)
 		}
 	}
 
+	spin_lock_irqsave(&phba->hbalock, flags);
+	list_splice_init(&phba->elsbuf, &completions);
+	phba->elsbuf_cnt = 0;
+	phba->elsbuf_prev_cnt = 0;
+	spin_unlock_irqrestore(&phba->hbalock, flags);
+
+	while (!list_empty(&completions)) {
+		list_remove_head(&completions, buf_ptr,
+			struct lpfc_dmabuf, list);
+		lpfc_mbuf_free(phba, buf_ptr->virt, buf_ptr->phys);
+		kfree(buf_ptr);
+	}
+
 	/* Return any active mbox cmds */
 	del_timer_sync(&psli->mbox_tmo);
 	spin_lock_irqsave(&phba->hbalock, flags);
@@ -3294,6 +3426,47 @@ lpfc_sli_ringpostbuf_put(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
 	return 0;
 }
 
+uint32_t
+lpfc_sli_get_buffer_tag(struct lpfc_hba *phba)
+{
+	spin_lock_irq(&phba->hbalock);
+	phba->buffer_tag_count++;
+	/*
+	 * Always set the QUE_BUFTAG_BIT to distiguish between
+	 * a tag assigned by HBQ.
+	 */
+	phba->buffer_tag_count |= QUE_BUFTAG_BIT;
+	spin_unlock_irq(&phba->hbalock);
+	return phba->buffer_tag_count;
+}
+
+struct lpfc_dmabuf *
+lpfc_sli_ring_taggedbuf_get(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
+			uint32_t tag)
+{
+	struct lpfc_dmabuf *mp, *next_mp;
+	struct list_head *slp = &pring->postbufq;
+
+	/* Search postbufq, from the begining, looking for a match on tag */
+	spin_lock_irq(&phba->hbalock);
+	list_for_each_entry_safe(mp, next_mp, &pring->postbufq, list) {
+		if (mp->buffer_tag == tag) {
+			list_del_init(&mp->list);
+			pring->postbufq_cnt--;
+			spin_unlock_irq(&phba->hbalock);
+			return mp;
+		}
+	}
+
+	spin_unlock_irq(&phba->hbalock);
+	lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+			"0410 Cannot find virtual addr for buffer tag on "
+			"ring %d Data x%lx x%p x%p x%x\n",
+			pring->ringno, (unsigned long) tag,
+			slp->next, slp->prev, pring->postbufq_cnt);
+
+	return NULL;
+}
 
 struct lpfc_dmabuf *
 lpfc_sli_ringpostbuf_get(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
@@ -3361,6 +3534,12 @@ lpfc_sli_abort_els_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 			pring->txcmplq_cnt--;
 			spin_unlock_irq(&phba->hbalock);
 
+			/* Firmware could still be in progress of DMAing
+			 * payload, so don't free data buffer till after
+			 * a hbeat.
+			 */
+			abort_iocb->iocb_flag |= LPFC_DELAY_MEM_FREE;
+
 			abort_iocb->iocb_flag &= ~LPFC_DRIVER_ABORTED;
 			abort_iocb->iocb.ulpStatus = IOSTAT_LOCAL_REJECT;
 			abort_iocb->iocb.un.ulpWord[4] = IOERR_SLI_ABORTED;
@@ -3699,7 +3878,7 @@ lpfc_sli_issue_mbox_wait(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq,
 	unsigned long flag;
 
 	/* The caller must leave context1 empty. */
-	if (pmboxq->context1 != 0)
+	if (pmboxq->context1)
 		return MBX_NOT_FINISHED;
 
 	/* setup wake call as IOCB callback */
@@ -3771,7 +3950,6 @@ lpfc_intr_handler(int irq, void *dev_id)
 	uint32_t ha_copy;
 	uint32_t work_ha_copy;
 	unsigned long status;
-	int i;
 	uint32_t control;
 
 	MAILBOX_t *mbox, *pmbox;
@@ -3888,7 +4066,6 @@ lpfc_intr_handler(int irq, void *dev_id)
 		}
 
 		if (work_ha_copy & HA_ERATT) {
-			phba->link_state = LPFC_HBA_ERROR;
 			/*
 			 * There was a link/board error.  Read the
 			 * status register to retrieve the error event
@@ -3920,7 +4097,7 @@ lpfc_intr_handler(int irq, void *dev_id)
 				 * Stray Mailbox Interrupt, mbxCommand <cmd>
 				 * mbxStatus <status>
 				 */
-				lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX |
+				lpfc_printf_log(phba, KERN_ERR, LOG_MBOX |
 						LOG_SLI,
 						"(%d):0304 Stray Mailbox "
 						"Interrupt mbxCommand x%x "
@@ -3928,51 +4105,60 @@ lpfc_intr_handler(int irq, void *dev_id)
 						(vport ? vport->vpi : 0),
 						pmbox->mbxCommand,
 						pmbox->mbxStatus);
-			}
-			phba->last_completion_time = jiffies;
-			del_timer_sync(&phba->sli.mbox_tmo);
-
-			phba->sli.mbox_active = NULL;
-			if (pmb->mbox_cmpl) {
-				lpfc_sli_pcimem_bcopy(mbox, pmbox,
-						      MAILBOX_CMD_SIZE);
-			}
-			if (pmb->mbox_flag & LPFC_MBX_IMED_UNREG) {
-				pmb->mbox_flag &= ~LPFC_MBX_IMED_UNREG;
+				/* clear mailbox attention bit */
+				work_ha_copy &= ~HA_MBATT;
+			} else {
+				phba->last_completion_time = jiffies;
+				del_timer(&phba->sli.mbox_tmo);
 
-				lpfc_debugfs_disc_trc(vport,
-					LPFC_DISC_TRC_MBOX_VPORT,
-					"MBOX dflt rpi: : status:x%x rpi:x%x",
-					(uint32_t)pmbox->mbxStatus,
-					pmbox->un.varWords[0], 0);
-
-				if ( !pmbox->mbxStatus) {
-					mp = (struct lpfc_dmabuf *)
-						(pmb->context1);
-					ndlp = (struct lpfc_nodelist *)
-						pmb->context2;
-
-					/* Reg_LOGIN of dflt RPI was successful.
-					 * new lets get rid of the RPI using the
-					 * same mbox buffer.
-					 */
-					lpfc_unreg_login(phba, vport->vpi,
-						pmbox->un.varWords[0], pmb);
-					pmb->mbox_cmpl = lpfc_mbx_cmpl_dflt_rpi;
-					pmb->context1 = mp;
-					pmb->context2 = ndlp;
-					pmb->vport = vport;
-					spin_lock(&phba->hbalock);
-					phba->sli.sli_flag &=
-						~LPFC_SLI_MBOX_ACTIVE;
-					spin_unlock(&phba->hbalock);
-					goto send_current_mbox;
+				phba->sli.mbox_active = NULL;
+				if (pmb->mbox_cmpl) {
+					lpfc_sli_pcimem_bcopy(mbox, pmbox,
+							MAILBOX_CMD_SIZE);
+				}
+				if (pmb->mbox_flag & LPFC_MBX_IMED_UNREG) {
+					pmb->mbox_flag &= ~LPFC_MBX_IMED_UNREG;
+
+					lpfc_debugfs_disc_trc(vport,
+						LPFC_DISC_TRC_MBOX_VPORT,
+						"MBOX dflt rpi: : "
+						"status:x%x rpi:x%x",
+						(uint32_t)pmbox->mbxStatus,
+						pmbox->un.varWords[0], 0);
+
+					if (!pmbox->mbxStatus) {
+						mp = (struct lpfc_dmabuf *)
+							(pmb->context1);
+						ndlp = (struct lpfc_nodelist *)
+							pmb->context2;
+
+						/* Reg_LOGIN of dflt RPI was
+						 * successful. new lets get
+						 * rid of the RPI using the
+						 * same mbox buffer.
+						 */
+						lpfc_unreg_login(phba,
+							vport->vpi,
+							pmbox->un.varWords[0],
+							pmb);
+						pmb->mbox_cmpl =
+							lpfc_mbx_cmpl_dflt_rpi;
+						pmb->context1 = mp;
+						pmb->context2 = ndlp;
+						pmb->vport = vport;
+						spin_lock(&phba->hbalock);
+						phba->sli.sli_flag &=
+							~LPFC_SLI_MBOX_ACTIVE;
+						spin_unlock(&phba->hbalock);
+						goto send_current_mbox;
+					}
 				}
+				spin_lock(&phba->pport->work_port_lock);
+				phba->pport->work_port_events &=
+					~WORKER_MBOX_TMO;
+				spin_unlock(&phba->pport->work_port_lock);
+				lpfc_mbox_cmpl_put(phba, pmb);
 			}
-			spin_lock(&phba->pport->work_port_lock);
-			phba->pport->work_port_events &= ~WORKER_MBOX_TMO;
-			spin_unlock(&phba->pport->work_port_lock);
-			lpfc_mbox_cmpl_put(phba, pmb);
 		}
 		if ((work_ha_copy & HA_MBATT) &&
 		    (phba->sli.mbox_active == NULL)) {
@@ -3990,10 +4176,6 @@ send_current_mbox:
 					lpfc_mbox_cmpl_put(phba, pmb);
 					goto send_next_mbox;
 				}
-			} else {
-				/* Turn on IOCB processing */
-				for (i = 0; i < phba->sli.num_rings; i++)
-					lpfc_sli_turn_on_ring(phba, i);
 			}
 
 		}
diff --git a/drivers/scsi/lpfc/lpfc_sli.h b/drivers/scsi/lpfc/lpfc_sli.h
index 51b2b6b949b..7249fd252cb 100644
--- a/drivers/scsi/lpfc/lpfc_sli.h
+++ b/drivers/scsi/lpfc/lpfc_sli.h
@@ -33,6 +33,7 @@ typedef enum _lpfc_ctx_cmd {
 struct lpfc_iocbq {
 	/* lpfc_iocbqs are used in double linked lists */
 	struct list_head list;
+	struct list_head clist;
 	uint16_t iotag;         /* pre-assigned IO tag */
 	uint16_t rsvd1;
 
@@ -44,6 +45,7 @@ struct lpfc_iocbq {
 #define LPFC_IO_FCP		4	/* FCP command -- iocbq in scsi_buf */
 #define LPFC_DRIVER_ABORTED	8	/* driver aborted this request */
 #define LPFC_IO_FABRIC		0x10	/* Iocb send using fabric scheduler */
+#define LPFC_DELAY_MEM_FREE	0x20    /* Defer free'ing of FC data */
 
 	uint8_t abort_count;
 	uint8_t rsvd2;
@@ -92,8 +94,6 @@ typedef struct lpfcMboxq {
 #define MBX_POLL        1	/* poll mailbox till command done, then
 				   return */
 #define MBX_NOWAIT      2	/* issue command then return immediately */
-#define MBX_STOP_IOCB   4	/* Stop iocb processing till mbox cmds
-				   complete */
 
 #define LPFC_MAX_RING_MASK  4	/* max num of rctl/type masks allowed per
 				   ring */
@@ -129,9 +129,7 @@ struct lpfc_sli_ring {
 	uint16_t flag;		/* ring flags */
 #define LPFC_DEFERRED_RING_EVENT 0x001	/* Deferred processing a ring event */
 #define LPFC_CALL_RING_AVAILABLE 0x002	/* indicates cmd was full */
-#define LPFC_STOP_IOCB_MBX       0x010	/* Stop processing IOCB cmds mbox */
 #define LPFC_STOP_IOCB_EVENT     0x020	/* Stop processing IOCB cmds event */
-#define LPFC_STOP_IOCB_MASK      0x030	/* Stop processing IOCB cmds mask */
 	uint16_t abtsiotag;	/* tracks next iotag to use for ABTS */
 
 	uint32_t local_getidx;   /* last available cmd index (from cmdGetInx) */
@@ -163,9 +161,12 @@ struct lpfc_sli_ring {
 	struct list_head iocb_continueq;
 	uint16_t iocb_continueq_cnt;	/* current length of queue */
 	uint16_t iocb_continueq_max;	/* max length */
+	struct list_head iocb_continue_saveq;
 
 	struct lpfc_sli_ring_mask prt[LPFC_MAX_RING_MASK];
 	uint32_t num_mask;	/* number of mask entries in prt array */
+	void (*lpfc_sli_rcv_async_status) (struct lpfc_hba *,
+		struct lpfc_sli_ring *, struct lpfc_iocbq *);
 
 	struct lpfc_sli_ring_stat stats;	/* SLI statistical info */
 
@@ -199,9 +200,6 @@ struct lpfc_hbq_init {
 	uint32_t add_count;	/* number to allocate when starved */
 } ;
 
-#define LPFC_MAX_HBQ 16
-
-
 /* Structure used to hold SLI statistical counters and info */
 struct lpfc_sli_stat {
 	uint64_t mbox_stat_err;  /* Mbox cmds completed status error */
diff --git a/drivers/scsi/lpfc/lpfc_version.h b/drivers/scsi/lpfc/lpfc_version.h
index 0081f49286b..4b633d39a82 100644
--- a/drivers/scsi/lpfc/lpfc_version.h
+++ b/drivers/scsi/lpfc/lpfc_version.h
@@ -1,7 +1,7 @@
 /*******************************************************************
  * This file is part of the Emulex Linux Device Driver for         *
  * Fibre Channel Host Bus Adapters.                                *
- * Copyright (C) 2004-2007 Emulex.  All rights reserved.           *
+ * Copyright (C) 2004-2008 Emulex.  All rights reserved.           *
  * EMULEX and SLI are trademarks of Emulex.                        *
  * www.emulex.com                                                  *
  *                                                                 *
@@ -18,10 +18,10 @@
  * included with this package.                                     *
  *******************************************************************/
 
-#define LPFC_DRIVER_VERSION "8.2.2"
+#define LPFC_DRIVER_VERSION "8.2.4"
 
 #define LPFC_DRIVER_NAME "lpfc"
 
 #define LPFC_MODULE_DESC "Emulex LightPulse Fibre Channel SCSI driver " \
 		LPFC_DRIVER_VERSION
-#define LPFC_COPYRIGHT "Copyright(c) 2004-2007 Emulex.  All rights reserved."
+#define LPFC_COPYRIGHT "Copyright(c) 2004-2008 Emulex.  All rights reserved."
diff --git a/drivers/scsi/lpfc/lpfc_vport.c b/drivers/scsi/lpfc/lpfc_vport.c
index dcb415e717c..9fad7663c11 100644
--- a/drivers/scsi/lpfc/lpfc_vport.c
+++ b/drivers/scsi/lpfc/lpfc_vport.c
@@ -125,15 +125,26 @@ lpfc_vport_sparm(struct lpfc_hba *phba, struct lpfc_vport *vport)
 	pmb->vport = vport;
 	rc = lpfc_sli_issue_mbox_wait(phba, pmb, phba->fc_ratov * 2);
 	if (rc != MBX_SUCCESS) {
-		lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT | LOG_VPORT,
-				 "1818 VPort failed init, mbxCmd x%x "
-				 "READ_SPARM mbxStatus x%x, rc = x%x\n",
-				 mb->mbxCommand, mb->mbxStatus, rc);
-		lpfc_mbuf_free(phba, mp->virt, mp->phys);
-		kfree(mp);
-		if (rc != MBX_TIMEOUT)
-			mempool_free(pmb, phba->mbox_mem_pool);
-		return -EIO;
+		if (signal_pending(current)) {
+			lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT | LOG_VPORT,
+					 "1830 Signal aborted mbxCmd x%x\n",
+					 mb->mbxCommand);
+			lpfc_mbuf_free(phba, mp->virt, mp->phys);
+			kfree(mp);
+			if (rc != MBX_TIMEOUT)
+				mempool_free(pmb, phba->mbox_mem_pool);
+			return -EINTR;
+		} else {
+			lpfc_printf_vlog(vport, KERN_ERR, LOG_INIT | LOG_VPORT,
+					 "1818 VPort failed init, mbxCmd x%x "
+					 "READ_SPARM mbxStatus x%x, rc = x%x\n",
+					 mb->mbxCommand, mb->mbxStatus, rc);
+			lpfc_mbuf_free(phba, mp->virt, mp->phys);
+			kfree(mp);
+			if (rc != MBX_TIMEOUT)
+				mempool_free(pmb, phba->mbox_mem_pool);
+			return -EIO;
+		}
 	}
 
 	memcpy(&vport->fc_sparam, mp->virt, sizeof (struct serv_parm));
@@ -204,6 +215,7 @@ lpfc_vport_create(struct fc_vport *fc_vport, bool disable)
 	int instance;
 	int vpi;
 	int rc = VPORT_ERROR;
+	int status;
 
 	if ((phba->sli_rev < 3) ||
 		!(phba->sli3_options & LPFC_SLI3_NPIV_ENABLED)) {
@@ -248,13 +260,19 @@ lpfc_vport_create(struct fc_vport *fc_vport, bool disable)
 	vport->vpi = vpi;
 	lpfc_debugfs_initialize(vport);
 
-	if (lpfc_vport_sparm(phba, vport)) {
-		lpfc_printf_vlog(vport, KERN_ERR, LOG_VPORT,
-				 "1813 Create VPORT failed. "
-				 "Cannot get sparam\n");
+	if ((status = lpfc_vport_sparm(phba, vport))) {
+		if (status == -EINTR) {
+			lpfc_printf_vlog(vport, KERN_ERR, LOG_VPORT,
+					 "1831 Create VPORT Interrupted.\n");
+			rc = VPORT_ERROR;
+		} else {
+			lpfc_printf_vlog(vport, KERN_ERR, LOG_VPORT,
+					 "1813 Create VPORT failed. "
+					 "Cannot get sparam\n");
+			rc = VPORT_NORESOURCES;
+		}
 		lpfc_free_vpi(phba, vpi);
 		destroy_port(vport);
-		rc = VPORT_NORESOURCES;
 		goto error_out;
 	}
 
@@ -427,7 +445,6 @@ int
 lpfc_vport_delete(struct fc_vport *fc_vport)
 {
 	struct lpfc_nodelist *ndlp = NULL;
-	struct lpfc_nodelist *next_ndlp;
 	struct Scsi_Host *shost = (struct Scsi_Host *) fc_vport->shost;
 	struct lpfc_vport *vport = *(struct lpfc_vport **)fc_vport->dd_data;
 	struct lpfc_hba   *phba = vport->phba;
@@ -482,8 +499,18 @@ lpfc_vport_delete(struct fc_vport *fc_vport)
 
 	ndlp = lpfc_findnode_did(phba->pport, Fabric_DID);
 	if (ndlp && ndlp->nlp_state == NLP_STE_UNMAPPED_NODE &&
-		phba->link_state >= LPFC_LINK_UP) {
-
+	    phba->link_state >= LPFC_LINK_UP) {
+		if (vport->cfg_enable_da_id) {
+			timeout = msecs_to_jiffies(phba->fc_ratov * 2000);
+			if (!lpfc_ns_cmd(vport, SLI_CTNS_DA_ID, 0, 0))
+				while (vport->ct_flags && timeout)
+					timeout = schedule_timeout(timeout);
+			else
+				lpfc_printf_log(vport->phba, KERN_WARNING,
+						LOG_VPORT,
+						"1829 CT command failed to "
+						"delete objects on fabric. \n");
+		}
 		/* First look for the Fabric ndlp */
 		ndlp = lpfc_findnode_did(vport, Fabric_DID);
 		if (!ndlp) {
@@ -503,23 +530,20 @@ lpfc_vport_delete(struct fc_vport *fc_vport)
 	}
 
 skip_logo:
+	lpfc_cleanup(vport);
 	lpfc_sli_host_down(vport);
 
-	list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) {
-		lpfc_disc_state_machine(vport, ndlp, NULL,
-					     NLP_EVT_DEVICE_RECOVERY);
-		lpfc_disc_state_machine(vport, ndlp, NULL,
-					     NLP_EVT_DEVICE_RM);
-	}
-
 	lpfc_stop_vport_timers(vport);
 	lpfc_unreg_all_rpis(vport);
-	lpfc_unreg_default_rpis(vport);
-	/*
-	 * Completion of unreg_vpi (lpfc_mbx_cmpl_unreg_vpi) does the
-	 * scsi_host_put() to release the vport.
-	 */
-	lpfc_mbx_unreg_vpi(vport);
+
+	if (!(phba->pport->load_flag & FC_UNLOADING)) {
+		lpfc_unreg_default_rpis(vport);
+		/*
+		 * Completion of unreg_vpi (lpfc_mbx_cmpl_unreg_vpi)
+		 * does the scsi_host_put() to release the vport.
+		 */
+		lpfc_mbx_unreg_vpi(vport);
+	}
 
 	lpfc_free_vpi(phba, vport->vpi);
 	vport->work_port_events = 0;
@@ -532,16 +556,13 @@ skip_logo:
 	return VPORT_OK;
 }
 
-EXPORT_SYMBOL(lpfc_vport_create);
-EXPORT_SYMBOL(lpfc_vport_delete);
-
 struct lpfc_vport **
 lpfc_create_vport_work_array(struct lpfc_hba *phba)
 {
 	struct lpfc_vport *port_iterator;
 	struct lpfc_vport **vports;
 	int index = 0;
-	vports = kzalloc(LPFC_MAX_VPORTS * sizeof(struct lpfc_vport *),
+	vports = kzalloc((phba->max_vpi + 1) * sizeof(struct lpfc_vport *),
 			 GFP_KERNEL);
 	if (vports == NULL)
 		return NULL;
@@ -560,12 +581,12 @@ lpfc_create_vport_work_array(struct lpfc_hba *phba)
 }
 
 void
-lpfc_destroy_vport_work_array(struct lpfc_vport **vports)
+lpfc_destroy_vport_work_array(struct lpfc_hba *phba, struct lpfc_vport **vports)
 {
 	int i;
 	if (vports == NULL)
 		return;
-	for (i=0; vports[i] != NULL && i < LPFC_MAX_VPORTS; i++)
+	for (i=0; vports[i] != NULL && i <= phba->max_vpi; i++)
 		scsi_host_put(lpfc_shost_from_vport(vports[i]));
 	kfree(vports);
 }
diff --git a/drivers/scsi/lpfc/lpfc_vport.h b/drivers/scsi/lpfc/lpfc_vport.h
index 91da17751a3..96c445333b6 100644
--- a/drivers/scsi/lpfc/lpfc_vport.h
+++ b/drivers/scsi/lpfc/lpfc_vport.h
@@ -89,7 +89,7 @@ int lpfc_vport_delete(struct fc_vport *);
 int lpfc_vport_getinfo(struct Scsi_Host *, struct vport_info *);
 int lpfc_vport_tgt_remove(struct Scsi_Host *, uint, uint);
 struct lpfc_vport **lpfc_create_vport_work_array(struct lpfc_hba *);
-void lpfc_destroy_vport_work_array(struct lpfc_vport **);
+void lpfc_destroy_vport_work_array(struct lpfc_hba *, struct lpfc_vport **);
 
 /*
  *  queuecommand  VPORT-specific return codes. Specified in  the host byte code.