3 files changed, 19 insertions, 28 deletions

diff --git a/drivers/target/target_core_file.c b/drivers/target/target_core_file.c
index 7ed58e2df79..f286955331a 100644
--- a/drivers/target/target_core_file.c
+++ b/drivers/target/target_core_file.c
@@ -169,6 +169,7 @@ static struct se_device *fd_create_virtdevice(
 	inode = file->f_mapping->host;
 	if (S_ISBLK(inode->i_mode)) {
 		struct request_queue *q;
+		unsigned long long dev_size;
 		/*
 		 * Setup the local scope queue_limits from struct request_queue->limits
 		 * to pass into transport_add_device_to_core_hba() as struct se_dev_limits.
@@ -183,13 +184,12 @@ static struct se_device *fd_create_virtdevice(
 		 * one (1) logical sector from underlying struct block_device
 		 */
 		fd_dev->fd_block_size = bdev_logical_block_size(inode->i_bdev);
-		fd_dev->fd_dev_size = (i_size_read(file->f_mapping->host) -
+		dev_size = (i_size_read(file->f_mapping->host) -
 				       fd_dev->fd_block_size);
 
 		pr_debug("FILEIO: Using size: %llu bytes from struct"
 			" block_device blocks: %llu logical_block_size: %d\n",
-			fd_dev->fd_dev_size,
-			div_u64(fd_dev->fd_dev_size, fd_dev->fd_block_size),
+			dev_size, div_u64(dev_size, fd_dev->fd_block_size),
 			fd_dev->fd_block_size);
 	} else {
 		if (!(fd_dev->fbd_flags & FBDF_HAS_SIZE)) {
@@ -605,10 +605,20 @@ static u32 fd_get_device_type(struct se_device *dev)
 static sector_t fd_get_blocks(struct se_device *dev)
 {
 	struct fd_dev *fd_dev = dev->dev_ptr;
-	unsigned long long blocks_long = div_u64(fd_dev->fd_dev_size,
-			dev->se_sub_dev->se_dev_attrib.block_size);
+	struct file *f = fd_dev->fd_file;
+	struct inode *i = f->f_mapping->host;
+	unsigned long long dev_size;
+	/*
+	 * When using a file that references an underlying struct block_device,
+	 * ensure dev_size is always based on the current inode size in order
+	 * to handle underlying block_device resize operations.
+	 */
+	if (S_ISBLK(i->i_mode))
+		dev_size = (i_size_read(i) - fd_dev->fd_block_size);
+	else
+		dev_size = fd_dev->fd_dev_size;
 
-	return blocks_long;
+	return div_u64(dev_size, dev->se_sub_dev->se_dev_attrib.block_size);
 }
 
 static struct se_subsystem_api fileio_template = {
diff --git a/drivers/target/target_core_pr.c b/drivers/target/target_core_pr.c
index 86f0c3b5d50..c3148b10b4b 100644
--- a/drivers/target/target_core_pr.c
+++ b/drivers/target/target_core_pr.c
@@ -220,6 +220,9 @@ int target_scsi2_reservation_release(struct se_task *task)
 	if (dev->dev_reserved_node_acl != sess->se_node_acl)
 		goto out_unlock;
 
+	if (dev->dev_res_bin_isid != sess->sess_bin_isid)
+		goto out_unlock;
+
 	dev->dev_reserved_node_acl = NULL;
 	dev->dev_flags &= ~DF_SPC2_RESERVATIONS;
 	if (dev->dev_flags & DF_SPC2_RESERVATIONS_WITH_ISID) {
diff --git a/drivers/target/target_core_tpg.c b/drivers/target/target_core_tpg.c
index 70c3ffb981e..e320ec24aa1 100644
--- a/drivers/target/target_core_tpg.c
+++ b/drivers/target/target_core_tpg.c
@@ -60,7 +60,6 @@ static void core_clear_initiator_node_from_tpg(
 	int i;
 	struct se_dev_entry *deve;
 	struct se_lun *lun;
-	struct se_lun_acl *acl, *acl_tmp;
 
 	spin_lock_irq(&nacl->device_list_lock);
 	for (i = 0; i < TRANSPORT_MAX_LUNS_PER_TPG; i++) {
@@ -81,28 +80,7 @@ static void core_clear_initiator_node_from_tpg(
 		core_update_device_list_for_node(lun, NULL, deve->mapped_lun,
 			TRANSPORT_LUNFLAGS_NO_ACCESS, nacl, tpg, 0);
 
-		spin_lock(&lun->lun_acl_lock);
-		list_for_each_entry_safe(acl, acl_tmp,
-					&lun->lun_acl_list, lacl_list) {
-			if (!strcmp(acl->initiatorname, nacl->initiatorname) &&
-			    (acl->mapped_lun == deve->mapped_lun))
-				break;
-		}
-
-		if (!acl) {
-			pr_err("Unable to locate struct se_lun_acl for %s,"
-				" mapped_lun: %u\n", nacl->initiatorname,
-				deve->mapped_lun);
-			spin_unlock(&lun->lun_acl_lock);
-			spin_lock_irq(&nacl->device_list_lock);
-			continue;
-		}
-
-		list_del(&acl->lacl_list);
-		spin_unlock(&lun->lun_acl_lock);
-
 		spin_lock_irq(&nacl->device_list_lock);
-		kfree(acl);
 	}
 	spin_unlock_irq(&nacl->device_list_lock);
 }