__HYPERCALL_4PARAM  110 include/asm-x86/xen/hypercall.h #define __HYPERCALL_5PARAM	__HYPERCALL_4PARAM, "+r" (__arg5)
__HYPERCALL_4PARAM  180 include/asm-x86/xen/hypercall.h 		      : __HYPERCALL_4PARAM				\