back_ptr 788 arch/um/drivers/ubd_kern.c char **back_ptr; back_ptr 795 arch/um/drivers/ubd_kern.c back_ptr = ubd_dev->no_cow ? NULL : &ubd_dev->cow.file; back_ptr 798 arch/um/drivers/ubd_kern.c back_ptr, &ubd_dev->cow.bitmap_offset,