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path: root/drivers/target/target_core_device.c
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Diffstat (limited to 'drivers/target/target_core_device.c')
-rw-r--r--drivers/target/target_core_device.c40
1 files changed, 3 insertions, 37 deletions
diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c
index 350ed401544..3fb8e32506e 100644
--- a/drivers/target/target_core_device.c
+++ b/drivers/target/target_core_device.c
@@ -589,6 +589,7 @@ static void core_export_port(
589 * Called with struct se_device->se_port_lock spinlock held. 589 * Called with struct se_device->se_port_lock spinlock held.
590 */ 590 */
591static void core_release_port(struct se_device *dev, struct se_port *port) 591static void core_release_port(struct se_device *dev, struct se_port *port)
592 __releases(&dev->se_port_lock) __acquires(&dev->se_port_lock)
592{ 593{
593 /* 594 /*
594 * Wait for any port reference for PR ALL_TG_PT=1 operation 595 * Wait for any port reference for PR ALL_TG_PT=1 operation
@@ -779,49 +780,14 @@ void se_release_vpd_for_dev(struct se_device *dev)
779 return; 780 return;
780} 781}
781 782
782/*
783 * Called with struct se_hba->device_lock held.
784 */
785void se_clear_dev_ports(struct se_device *dev)
786{
787 struct se_hba *hba = dev->se_hba;
788 struct se_lun *lun;
789 struct se_portal_group *tpg;
790 struct se_port *sep, *sep_tmp;
791
792 spin_lock(&dev->se_port_lock);
793 list_for_each_entry_safe(sep, sep_tmp, &dev->dev_sep_list, sep_list) {
794 spin_unlock(&dev->se_port_lock);
795 spin_unlock(&hba->device_lock);
796
797 lun = sep->sep_lun;
798 tpg = sep->sep_tpg;
799 spin_lock(&lun->lun_sep_lock);
800 if (lun->lun_se_dev == NULL) {
801 spin_unlock(&lun->lun_sep_lock);
802 continue;
803 }
804 spin_unlock(&lun->lun_sep_lock);
805
806 core_dev_del_lun(tpg, lun->unpacked_lun);
807
808 spin_lock(&hba->device_lock);
809 spin_lock(&dev->se_port_lock);
810 }
811 spin_unlock(&dev->se_port_lock);
812
813 return;
814}
815
816/* se_free_virtual_device(): 783/* se_free_virtual_device():
817 * 784 *
818 * Used for IBLOCK, RAMDISK, and FILEIO Transport Drivers. 785 * Used for IBLOCK, RAMDISK, and FILEIO Transport Drivers.
819 */ 786 */
820int se_free_virtual_device(struct se_device *dev, struct se_hba *hba) 787int se_free_virtual_device(struct se_device *dev, struct se_hba *hba)
821{ 788{
822 spin_lock(&hba->device_lock); 789 if (!list_empty(&dev->dev_sep_list))
823 se_clear_dev_ports(dev); 790 dump_stack();
824 spin_unlock(&hba->device_lock);
825 791
826 core_alua_free_lu_gp_mem(dev); 792 core_alua_free_lu_gp_mem(dev);
827 se_release_device_for_hba(dev); 793 se_release_device_for_hba(dev);