X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=include%2Flinux%2Ftimex.h;h=da929dbbea2a1c9ab246ee134bb83dcd9ec5c935;hb=5409bae07a63630ba5a40f3f00b7f3e6d7eceedd;hp=9a24e500c3113291b9304e218b935fdc300ab87a;hpb=d9bc125caf592b7d081021f32ce5b717efdf70c8;p=linux-2.6-omap-h63xx.git

diff --git a/include/linux/timex.h b/include/linux/timex.h
index 9a24e500c31..da929dbbea2 100644
--- a/include/linux/timex.h
+++ b/include/linux/timex.h
@@ -286,6 +286,13 @@ static inline void time_interpolator_update(long delta_nsec)
 
 #define TICK_LENGTH_SHIFT	32
 
+#ifdef CONFIG_NO_HZ
+#define NTP_INTERVAL_FREQ  (2)
+#else
+#define NTP_INTERVAL_FREQ  (HZ)
+#endif
+#define NTP_INTERVAL_LENGTH (NSEC_PER_SEC/NTP_INTERVAL_FREQ)
+
 /* Returns how long ticks are at present, in ns / 2^(SHIFT_SCALE-10). */
 extern u64 current_tick_length(void);