_kstrtoul         339 include/linux/kernel.h int __must_check _kstrtoul(const char *s, unsigned int base, unsigned long *res);
_kstrtoul         371 include/linux/kernel.h 		return _kstrtoul(s, base, res);
_kstrtoul         183 lib/kstrtox.c  EXPORT_SYMBOL(_kstrtoul);