function/varible naming rules?

[Liu Tao]

Hello,

Many kernel functions/variables start with "_" or "__", are there some 
common
naming rules for them? How to select the name between foo, _foo and __foo?

--
Best Regards,
Liu Tao
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/