deb_mem
deb_mem("all in all I will use %lu bytes for streaming\n",num*size);
deb_mem("allocating buffer %d\n",stream->buf_num);
deb_mem("not enough memory for urb-buffer allocation.\n");
deb_mem("buffer %d: %p (dma: %Lu)\n",
deb_mem("allocation successful\n");
deb_mem("not enough memory for urb_alloc_urb!.\n");
deb_mem("not enough memory for urb_alloc_urb!\n");
deb_mem("freeing URB no. %d.\n",i);
deb_mem("freeing buffer %d\n",stream->buf_num);