113 	size_t todo = len;  in dvb_ringbuffer_read_user()  local
121 		todo -= split;  in dvb_ringbuffer_read_user()
124 	if (copy_to_user(buf, rbuf->data+rbuf->pread, todo))  in dvb_ringbuffer_read_user()
127 	rbuf->pread = (rbuf->pread + todo) % rbuf->size;  in dvb_ringbuffer_read_user()
134 	size_t todo = len;  in dvb_ringbuffer_read()  local
141 		todo -= split;  in dvb_ringbuffer_read()
144 	memcpy(buf, rbuf->data+rbuf->pread, todo);  in dvb_ringbuffer_read()
146 	rbuf->pread = (rbuf->pread + todo) % rbuf->size;  in dvb_ringbuffer_read()
152 	size_t todo = len;  in dvb_ringbuffer_write()  local
160 		todo -= split;  in dvb_ringbuffer_write()
163 	memcpy(rbuf->data+rbuf->pwrite, buf, todo);  in dvb_ringbuffer_write()
164 	rbuf->pwrite = (rbuf->pwrite + todo) % rbuf->size;  in dvb_ringbuffer_write()
173 	size_t todo = len;  in dvb_ringbuffer_write_user()  local
181 			return len - todo;  in dvb_ringbuffer_write_user()
183 		todo -= split;  in dvb_ringbuffer_write_user()
186 	status = copy_from_user(rbuf->data+rbuf->pwrite, buf, todo);  in dvb_ringbuffer_write_user()
188 		return len - todo;  in dvb_ringbuffer_write_user()
189 	rbuf->pwrite = (rbuf->pwrite + todo) % rbuf->size;  in dvb_ringbuffer_write_user()
211 	size_t todo;  in dvb_ringbuffer_pkt_read_user()  local
221 	todo = len;  in dvb_ringbuffer_pkt_read_user()
227 		todo -= split;  in dvb_ringbuffer_pkt_read_user()
230 	if (copy_to_user(buf, rbuf->data+idx, todo))  in dvb_ringbuffer_pkt_read_user()
239 	size_t todo;  in dvb_ringbuffer_pkt_read()  local
249 	todo = len;  in dvb_ringbuffer_pkt_read()
254 		todo -= split;  in dvb_ringbuffer_pkt_read()
257 	memcpy(buf, rbuf->data+idx, todo);  in dvb_ringbuffer_pkt_read()