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2023-12-09 b22da3d8526a935aa31e086e63f60ff3246cb61c

 kernel/drivers/target/target_core_tpg.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*******************************************************************************
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  * Filename:  target_core_tpg.c
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  *
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@@ -6,20 +7,6 @@
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  * (c) Copyright 2002-2013 Datera, Inc.
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  *
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  * Nicholas A. Bellinger <nab@kernel.org>
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License as published by
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- * the Free Software Foundation; either version 2 of the License, or
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- * (at your option) any later version.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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- *
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- * You should have received a copy of the GNU General Public License
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- * along with this program; if not, write to the Free Software
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- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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  *
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  ******************************************************************************/
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@@ -44,9 +31,6 @@
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 #include "target_core_ua.h"
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32
 
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 extern struct se_device *g_lun0_dev;
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-
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-static DEFINE_SPINLOCK(tpg_lock);
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-static LIST_HEAD(tpg_list);
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 /*	__core_tpg_get_initiator_node_acl():
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  *
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@@ -151,7 +135,7 @@
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 		pr_debug("TARGET_CORE[%s]->TPG[%u]_LUN[%llu] - Adding %s"
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 			" access for LUN in Demo Mode\n",
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-			tpg->se_tpg_tfo->get_fabric_name(),
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+			tpg->se_tpg_tfo->fabric_name,
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 			tpg->se_tpg_tfo->tpg_get_tag(tpg), lun->unpacked_lun,
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 			lun_access_ro ? "READ-ONLY" : "READ-WRITE");
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141
 
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@@ -176,7 +160,7 @@
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 	if (!acl->queue_depth) {
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 		pr_warn("Queue depth for %s Initiator Node: %s is 0,"
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-			"defaulting to 1.\n", tpg->se_tpg_tfo->get_fabric_name(),
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+			"defaulting to 1.\n", tpg->se_tpg_tfo->fabric_name,
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 			acl->initiatorname);
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 		acl->queue_depth = 1;
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 	}
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@@ -227,11 +211,11 @@
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211
 
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 	pr_debug("%s_TPG[%hu] - Added %s ACL with TCQ Depth: %d for %s"
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 		" Initiator Node: %s\n",
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-		tpg->se_tpg_tfo->get_fabric_name(),
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+		tpg->se_tpg_tfo->fabric_name,
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 		tpg->se_tpg_tfo->tpg_get_tag(tpg),
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 		acl->dynamic_node_acl ? "DYNAMIC" : "",
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 		acl->queue_depth,
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-		tpg->se_tpg_tfo->get_fabric_name(),
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+		tpg->se_tpg_tfo->fabric_name,
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 		acl->initiatorname);
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 }
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@@ -313,7 +297,7 @@
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 		if (acl->dynamic_node_acl) {
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 			acl->dynamic_node_acl = 0;
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 			pr_debug("%s_TPG[%u] - Replacing dynamic ACL"
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-				" for %s\n", tpg->se_tpg_tfo->get_fabric_name(),
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+				" for %s\n", tpg->se_tpg_tfo->fabric_name,
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 				tpg->se_tpg_tfo->tpg_get_tag(tpg), initiatorname);
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 			mutex_unlock(&tpg->acl_node_mutex);
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 			return acl;
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@@ -321,7 +305,7 @@
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 		pr_err("ACL entry for %s Initiator"
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 			" Node %s already exists for TPG %u, ignoring"
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-			" request.\n",  tpg->se_tpg_tfo->get_fabric_name(),
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+			" request.\n",  tpg->se_tpg_tfo->fabric_name,
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 			initiatorname, tpg->se_tpg_tfo->tpg_get_tag(tpg));
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 		mutex_unlock(&tpg->acl_node_mutex);
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 		return ERR_PTR(-EEXIST);
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@@ -380,9 +364,9 @@
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 	core_free_device_list_for_node(acl, tpg);
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 	pr_debug("%s_TPG[%hu] - Deleted ACL with TCQ Depth: %d for %s"
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-		" Initiator Node: %s\n", tpg->se_tpg_tfo->get_fabric_name(),
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+		" Initiator Node: %s\n", tpg->se_tpg_tfo->fabric_name,
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 		tpg->se_tpg_tfo->tpg_get_tag(tpg), acl->queue_depth,
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-		tpg->se_tpg_tfo->get_fabric_name(), acl->initiatorname);
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+		tpg->se_tpg_tfo->fabric_name, acl->initiatorname);
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 	kfree(acl);
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 }
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@@ -418,7 +402,7 @@
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 	pr_debug("Successfully changed queue depth to: %d for Initiator"
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 		" Node: %s on %s Target Portal Group: %u\n", acl->queue_depth,
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-		acl->initiatorname, tpg->se_tpg_tfo->get_fabric_name(),
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+		acl->initiatorname, tpg->se_tpg_tfo->fabric_name,
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 		tpg->se_tpg_tfo->tpg_get_tag(tpg));
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 	return 0;
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@@ -488,7 +472,6 @@
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 	se_tpg->se_tpg_wwn = se_wwn;
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 	atomic_set(&se_tpg->tpg_pr_ref_count, 0);
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 	INIT_LIST_HEAD(&se_tpg->acl_node_list);
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-	INIT_LIST_HEAD(&se_tpg->se_tpg_node);
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 	INIT_LIST_HEAD(&se_tpg->tpg_sess_list);
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 	spin_lock_init(&se_tpg->session_lock);
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 	mutex_init(&se_tpg->tpg_lun_mutex);
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@@ -507,12 +490,8 @@
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 		}
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 	}
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-	spin_lock_bh(&tpg_lock);
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-	list_add_tail(&se_tpg->se_tpg_node, &tpg_list);
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-	spin_unlock_bh(&tpg_lock);
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-
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 	pr_debug("TARGET_CORE[%s]: Allocated portal_group for endpoint: %s, "
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-		 "Proto: %d, Portal Tag: %u\n", se_tpg->se_tpg_tfo->get_fabric_name(),
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+		 "Proto: %d, Portal Tag: %u\n", se_tpg->se_tpg_tfo->fabric_name,
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 		se_tpg->se_tpg_tfo->tpg_get_wwn(se_tpg) ?
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 		se_tpg->se_tpg_tfo->tpg_get_wwn(se_tpg) : NULL,
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 		se_tpg->proto_id, se_tpg->se_tpg_tfo->tpg_get_tag(se_tpg));
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@@ -528,13 +507,9 @@
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 	LIST_HEAD(node_list);
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 	pr_debug("TARGET_CORE[%s]: Deallocating portal_group for endpoint: %s, "
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-		 "Proto: %d, Portal Tag: %u\n", tfo->get_fabric_name(),
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+		 "Proto: %d, Portal Tag: %u\n", tfo->fabric_name,
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 		tfo->tpg_get_wwn(se_tpg) ? tfo->tpg_get_wwn(se_tpg) : NULL,
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 		se_tpg->proto_id, tfo->tpg_get_tag(se_tpg));
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-
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-	spin_lock_bh(&tpg_lock);
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-	list_del(&se_tpg->se_tpg_node);
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-	spin_unlock_bh(&tpg_lock);
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 	while (atomic_read(&se_tpg->tpg_pr_ref_count) != 0)
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 		cpu_relax();
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@@ -577,7 +552,6 @@
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 	}
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 	lun->unpacked_lun = unpacked_lun;
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 	atomic_set(&lun->lun_acl_count, 0);
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-	init_completion(&lun->lun_ref_comp);
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 	init_completion(&lun->lun_shutdown_comp);
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 	INIT_LIST_HEAD(&lun->lun_deve_list);
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 	INIT_LIST_HEAD(&lun->lun_dev_link);
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@@ -608,8 +582,7 @@
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 	if (ret)
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 		goto out_kill_ref;
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-	if (!(dev->transport->transport_flags &
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-	     TRANSPORT_FLAG_PASSTHROUGH_ALUA) &&
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+	if (!(dev->transport_flags & TRANSPORT_FLAG_PASSTHROUGH_ALUA) &&
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 	    !(dev->se_hba->hba_flags & HBA_FLAGS_INTERNAL_USE))
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 		target_attach_tg_pt_gp(lun, dev->t10_alua.default_tg_pt_gp);
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