kernel/printk/printk.c

571 static const char trunc_msg[] = "<truncated>";
1374  *   - Drop truncated lines that no longer fit into the buffer.
1392 	bool truncated = false;
1399 	 * If the message was truncated because the buffer was not large
1418 			/* Drop truncated line(s). */
1419 			if (truncated)
1434 			truncated = true;
1469 		 * repeated and (if not truncated) an empty line with a prefix
2746  * the dropped message, the message text will be sufficiently truncated.
2764 	 * Keep at least the prefix when the message must be truncated.