104 static struct rw_semaphore dcssblk_devices_sem;  variable
306 	down_read(&dcssblk_devices_sem);  in dcssblk_load_segment()
308 	up_read(&dcssblk_devices_sem);  in dcssblk_load_segment()
354 	down_write(&dcssblk_devices_sem);  in dcssblk_shared_store()
414 	up_write(&dcssblk_devices_sem);  in dcssblk_shared_store()
428 	up_write(&dcssblk_devices_sem);  in dcssblk_shared_store()
460 	down_write(&dcssblk_devices_sem);  in dcssblk_save_store()
493 		up_write(&dcssblk_devices_sem);  in dcssblk_save_store()
496 	up_write(&dcssblk_devices_sem);  in dcssblk_save_store()
514 	down_read(&dcssblk_devices_sem);  in dcssblk_seglist_show()
524 	up_read(&dcssblk_devices_sem);  in dcssblk_seglist_show()
657 	down_write(&dcssblk_devices_sem);  in dcssblk_add_store()
706 	up_write(&dcssblk_devices_sem);  in dcssblk_add_store()
723 	up_write(&dcssblk_devices_sem);  in dcssblk_add_store()
729 	up_write(&dcssblk_devices_sem);  in dcssblk_add_store()
775 	down_write(&dcssblk_devices_sem);  in dcssblk_remove_store()
778 		up_write(&dcssblk_devices_sem);  in dcssblk_remove_store()
785 		up_write(&dcssblk_devices_sem);  in dcssblk_remove_store()
796 	up_write(&dcssblk_devices_sem);  in dcssblk_remove_store()
839 	down_write(&dcssblk_devices_sem);  in dcssblk_release()
854 	up_write(&dcssblk_devices_sem);  in dcssblk_release()
961 				down_read(&dcssblk_devices_sem);  in dcssblk_check_params()
963 				up_read(&dcssblk_devices_sem);  in dcssblk_check_params()
1008 	init_rwsem(&dcssblk_devices_sem);  in dcssblk_init()