* the export, but dont use it from C code, it is used
* by assembly code and is not using C calling convention!
*/
+#ifndef CONFIG_X86_CMPXCHG64
extern void cmpxchg8b_emu(void);
EXPORT_SYMBOL(cmpxchg8b_emu);
+#endif
/* Networking helper routines. */
EXPORT_SYMBOL(csum_partial_copy_generic);