__HYPERCALL_4ARG  122 include/asm-x86/xen/hypercall.h 	__HYPERCALL_4ARG(a1,a2,a3,a4)	__arg5 = (unsigned long)(a5);
__HYPERCALL_4ARG  178 include/asm-x86/xen/hypercall.h 	__HYPERCALL_4ARG(a1, a2, a3, a4);				\