asmlinkage __printf(1, 0)
int vprintk(const char *fmt, va_list args);
-asmlinkage __printf(5, 6) __cold
-int printk_emit(int facility, int level,
- const char *dict, size_t dictlen,
- const char *fmt, ...);
-
asmlinkage __printf(1, 2) __cold
int printk(const char *fmt, ...);