def METHOD_NAME(path, lineno, line, instance_sysctl):
	line = line.strip()
	if len(line) == 0 or line[0] == "#" or line[0] == ";":
		return
	tmp = line.split("=", 1)
	if len(tmp) != 2:
		log.error("Syntax error in file %s, line %d"
				% (path, lineno))
		return
	option, value = tmp
	option = option.strip()
	if len(option) == 0:
		log.error("Syntax error in file %s, line %d"
				% (path, lineno))
		return
	value = value.strip()
	if option in instance_sysctl and instance_sysctl[option] != value:
		log.info("Overriding sysctl parameter '%s' from '%s' to '%s'"
				% (option, instance_sysctl[option], value))
	_write_sysctl(option, value, ignore_missing = True)