135 	size_t todo = len;  in dvb_ringbuffer_read_user()  local
143 		todo -= split;  in dvb_ringbuffer_read_user()
150 	if (copy_to_user(buf, rbuf->data+rbuf->pread, todo))  in dvb_ringbuffer_read_user()
154 	smp_store_release(&rbuf->pread, (rbuf->pread + todo) % rbuf->size);  in dvb_ringbuffer_read_user()
161 	size_t todo = len;  in dvb_ringbuffer_read()  local
168 		todo -= split;  in dvb_ringbuffer_read()
175 	memcpy(buf, rbuf->data+rbuf->pread, todo);  in dvb_ringbuffer_read()
178 	smp_store_release(&rbuf->pread, (rbuf->pread + todo) % rbuf->size);  in dvb_ringbuffer_read()
184 	size_t todo = len;  in dvb_ringbuffer_write()  local
192 		todo -= split;  in dvb_ringbuffer_write()
200 	memcpy(rbuf->data+rbuf->pwrite, buf, todo);  in dvb_ringbuffer_write()
202 	smp_store_release(&rbuf->pwrite, (rbuf->pwrite + todo) % rbuf->size);  in dvb_ringbuffer_write()
211 	size_t todo = len;  in dvb_ringbuffer_write_user()  local
219 			return len - todo;  in dvb_ringbuffer_write_user()
221 		todo -= split;  in dvb_ringbuffer_write_user()
229 	status = copy_from_user(rbuf->data+rbuf->pwrite, buf, todo);  in dvb_ringbuffer_write_user()
231 		return len - todo;  in dvb_ringbuffer_write_user()
233 	smp_store_release(&rbuf->pwrite, (rbuf->pwrite + todo) % rbuf->size);  in dvb_ringbuffer_write_user()
255 	size_t todo;  in dvb_ringbuffer_pkt_read_user()  local
265 	todo = len;  in dvb_ringbuffer_pkt_read_user()
271 		todo -= split;  in dvb_ringbuffer_pkt_read_user()
274 	if (copy_to_user(buf, rbuf->data+idx, todo))  in dvb_ringbuffer_pkt_read_user()
283 	size_t todo;  in dvb_ringbuffer_pkt_read()  local
293 	todo = len;  in dvb_ringbuffer_pkt_read()
298 		todo -= split;  in dvb_ringbuffer_pkt_read()
301 	memcpy(buf, rbuf->data+idx, todo);  in dvb_ringbuffer_pkt_read()