ntp: Add ADJ_SETOFFSET mode bit

This patch adds a new mode bit into the timex structure. When set, the bit
instructs the kernel to add the given time value to the current time.

Signed-off-by: Richard Cochran <richard.cochran@omicron.at>
Acked-by: John Stultz <johnstul@us.ibm.com>
LKML-Reference: <20110201134320.688829863@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

1 files changed, 2 insertions, 1 deletions

diff --git a/include/linux/timex.h b/include/linux/timex.h
index d23999f9499..aa60fe7b6ed 100644
--- a/include/linux/timex.h
+++ b/include/linux/timex.h
@@ -73,7 +73,7 @@ struct timex {
         long tolerance;         /* clock frequency tolerance (ppm)
                                  * (read only)
                                  */
-        struct timeval time;    /* (read only) */
+        struct timeval time;    /* (read only, except for ADJ_SETOFFSET) */
         long tick;              /* (modified) usecs between clock ticks */
 
         long ppsfreq;           /* pps frequency (scaled ppm) (ro) */
@@ -102,6 +102,7 @@ struct timex {
 #define ADJ_STATUS              0x0010  /* clock status */
 #define ADJ_TIMECONST           0x0020  /* pll time constant */
 #define ADJ_TAI                 0x0080  /* set TAI offset */
+#define ADJ_SETOFFSET           0x0100  /* add 'time' to current time */
 #define ADJ_MICRO               0x1000  /* select microsecond resolution */
 #define ADJ_NANO                0x2000  /* select nanosecond resolution */
 #define ADJ_TICK                0x4000  /* tick value */