Lines Matching defs:log_start
81 * logbuf_lock protects log_buf, log_start, log_end, con_start and logged_chars
94 static unsigned long log_start; /* Index into log_buf: next char to be read by syslog() */
163 offset = start = min(con_start, log_start);
170 log_start -= offset;
226 (log_start - log_end));
231 while (!error && (log_start != log_end) && i < len) {
232 c = LOG_BUF(log_start);
233 log_start++;
320 error = log_end - log_start;
575 if (log_end - log_start > log_buf_len)
576 log_start = log_end - log_buf_len;
1051 wake_klogd |= log_start - log_end;
1256 con_start = log_start;