cheng long wrote: > 1 #define EXPORT_SYMBOL(sym) \ > 2 static const char __kstrtabe_##sym[]=#sym; \ > 3 static const struct kernel_symbol_ksymtab_##sym \ > 4 = { (unsigned long)&sym, __kstrtab_##sym } > > My questions are: > 1. What's the "#" mean in line 2? http://gcc.gnu.org/onlinedocs/gcc-4.1.0/cpp/Stringification.html