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authorRoman Zippel <zippel@linux-m68k.org>2008-05-01 04:34:37 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-05-01 08:03:59 -0700
commit153b5d054ac2d98ea0d86504884326b6777f683d (patch)
tree0512b4239959814a6cc6aa6c9e77abc36d3ab2f0 /include
parent9f14f669d18477fe3df071e2fa4da36c00acee8e (diff)
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>
Diffstat (limited to 'include')
-rw-r--r--include/linux/compat.h3
-rw-r--r--include/linux/timex.h5
2 files changed, 6 insertions, 2 deletions
diff --git a/include/linux/compat.h b/include/linux/compat.h
index 8fa7857e153b..cf8d11cad5ae 100644
--- a/include/linux/compat.h
+++ b/include/linux/compat.h
@@ -65,10 +65,11 @@ struct compat_timex {
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)
diff --git a/include/linux/timex.h b/include/linux/timex.h
index 9fbdd12a52f1..6ff92237759a 100644
--- a/include/linux/timex.h
+++ b/include/linux/timex.h
@@ -121,9 +121,11 @@ struct timex {
long errcnt; /* calibration errors (ro) */
long stbcnt; /* stability limit exceeded (ro) */
+ int tai; /* TAI offset (ro) */
+
int :32; int :32; int :32; int :32;
int :32; int :32; int :32; int :32;
- int :32; int :32; int :32; int :32;
+ int :32; int :32; int :32;
};
/*
@@ -135,6 +137,7 @@ struct timex {
#define ADJ_ESTERROR 0x0008 /* estimated time error */
#define ADJ_STATUS 0x0010 /* clock status */
#define ADJ_TIMECONST 0x0020 /* pll time constant */
+#define ADJ_TAI 0x0080 /* set TAI offset */
#define ADJ_MICRO 0x1000 /* select microsecond resolution */
#define ADJ_NANO 0x2000 /* select nanosecond resolution */
#define ADJ_TICK 0x4000 /* tick value */