/* Never include this file directly.  Include <linux/compiler.h> instead.  *//* * Common definitions for all gcc versions go here. *//* Optimization barrier *//* The "volatile" is due to gcc bugs */#define barrier() __asm__ __volatile__("": : :"memory")/* This macro obfuscates arithmetic on a variable address so that gcc   shouldn't recognize the original var, and make assumptions about it */#define RELOC_HIDE(ptr, off)					\  ({ unsigned long __ptr;					\    __asm__ ("" : "=g"(__ptr) : "0"(ptr));		\    (typeof(ptr)) (__ptr + (off)); })