__NR_gettimeofday  103 arch/x86/kernel/vsyscall_64.c 		: "0" (__NR_gettimeofday),"D" (tv),"S" (tz)
__NR_gettimeofday  117 arch/x86/vdso/vclock_gettime.c 	    "0" (__NR_gettimeofday), "D" (tv), "S" (tz) : "memory");