79 static struct rw_semaphore dcssblk_devices_sem;  variable
281 	down_read(&dcssblk_devices_sem);  in dcssblk_load_segment()
283 	up_read(&dcssblk_devices_sem);  in dcssblk_load_segment()
329 	down_write(&dcssblk_devices_sem);  in dcssblk_shared_store()
394 	up_write(&dcssblk_devices_sem);  in dcssblk_shared_store()
402 	up_write(&dcssblk_devices_sem);  in dcssblk_shared_store()
434 	down_write(&dcssblk_devices_sem);  in dcssblk_save_store()
467 		up_write(&dcssblk_devices_sem);  in dcssblk_save_store()
470 	up_write(&dcssblk_devices_sem);  in dcssblk_save_store()
488 	down_read(&dcssblk_devices_sem);  in dcssblk_seglist_show()
498 	up_read(&dcssblk_devices_sem);  in dcssblk_seglist_show()
632 	down_write(&dcssblk_devices_sem);  in dcssblk_add_store()
668 	up_write(&dcssblk_devices_sem);  in dcssblk_add_store()
681 	up_write(&dcssblk_devices_sem);  in dcssblk_add_store()
689 	up_write(&dcssblk_devices_sem);  in dcssblk_add_store()
735 	down_write(&dcssblk_devices_sem);  in dcssblk_remove_store()
738 		up_write(&dcssblk_devices_sem);  in dcssblk_remove_store()
745 		up_write(&dcssblk_devices_sem);  in dcssblk_remove_store()
764 	up_write(&dcssblk_devices_sem);  in dcssblk_remove_store()
800 	down_write(&dcssblk_devices_sem);  in dcssblk_release()
815 	up_write(&dcssblk_devices_sem);  in dcssblk_release()
921 				down_read(&dcssblk_devices_sem);  in dcssblk_check_params()
923 				up_read(&dcssblk_devices_sem);  in dcssblk_check_params()
1064 	init_rwsem(&dcssblk_devices_sem);  in dcssblk_init()