ntp: support for TAI

This adds support for setting the TAI value (International Atomic Time).  The
value is reported back to userspace via timex (as we don't have a
ntp_gettime() syscall).

Signed-off-by: Roman Zippel <zippel@linux-m68k.org>
Cc: john stultz <johnstul@us.ibm.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/include/linux/compat.h b/include/linux/compat.h
index 8fa7857..cf8d11c 100644
--- a/include/linux/compat.h
+++ b/include/linux/compat.h
@@ -65,10 +65,11 @@
 	compat_long_t calcnt;
 	compat_long_t errcnt;
 	compat_long_t stbcnt;
+	compat_int_t tai;
 
 	compat_int_t :32; compat_int_t :32; compat_int_t :32; compat_int_t :32;
 	compat_int_t :32; compat_int_t :32; compat_int_t :32; compat_int_t :32;
-	compat_int_t :32; compat_int_t :32; compat_int_t :32; compat_int_t :32;
+	compat_int_t :32; compat_int_t :32; compat_int_t :32;
 };
 
 #define _COMPAT_NSIG_WORDS	(_COMPAT_NSIG / _COMPAT_NSIG_BPW)