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authorjohn stultz <johnstul@us.ibm.com>2005-09-06 15:17:46 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2005-09-07 16:57:34 -0700
commitb149ee2233edf08fb59b11e879a2c5941929bcb8 (patch)
tree4ee8e066c4d69ac98afc37ab0ab62ae54271ce02 /arch/sparc
parent6c231b7bab0aa6860cd9da2de8a064eddc34c146 (diff)
[PATCH] NTP: ntp-helper functions
This patch cleans up a commonly repeated set of changes to the NTP state variables by adding two helper inline functions: ntp_clear(): Clears the ntp state variables ntp_synced(): Returns 1 if the system is synced with a time server. This was compile tested for alpha, arm, i386, x86-64, ppc64, s390, sparc, sparc64. Signed-off-by: John Stultz <johnstul@us.ibm.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/sparc')
-rw-r--r--arch/sparc/kernel/pcic.c5
-rw-r--r--arch/sparc/kernel/time.c7
2 files changed, 3 insertions, 9 deletions
diff --git a/arch/sparc/kernel/pcic.c b/arch/sparc/kernel/pcic.c
index 597d3ff6ad6..36a40697b8d 100644
--- a/arch/sparc/kernel/pcic.c
+++ b/arch/sparc/kernel/pcic.c
@@ -840,10 +840,7 @@ static int pci_do_settimeofday(struct timespec *tv)
xtime.tv_sec = tv->tv_sec;
xtime.tv_nsec = tv->tv_nsec;
- time_adjust = 0; /* stop active adjtime() */
- time_status |= STA_UNSYNC;
- time_maxerror = NTP_PHASE_LIMIT;
- time_esterror = NTP_PHASE_LIMIT;
+ ntp_clear();
return 0;
}
diff --git a/arch/sparc/kernel/time.c b/arch/sparc/kernel/time.c
index 3b759aefc17..bc015e98034 100644
--- a/arch/sparc/kernel/time.c
+++ b/arch/sparc/kernel/time.c
@@ -139,7 +139,7 @@ irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs * regs)
/* Determine when to update the Mostek clock. */
- if ((time_status & STA_UNSYNC) == 0 &&
+ if (ntp_synced() &&
xtime.tv_sec > last_rtc_update + 660 &&
(xtime.tv_nsec / 1000) >= 500000 - ((unsigned) TICK_SIZE) / 2 &&
(xtime.tv_nsec / 1000) <= 500000 + ((unsigned) TICK_SIZE) / 2) {
@@ -554,10 +554,7 @@ static int sbus_do_settimeofday(struct timespec *tv)
set_normalized_timespec(&xtime, sec, nsec);
set_normalized_timespec(&wall_to_monotonic, wtm_sec, wtm_nsec);
- time_adjust = 0; /* stop active adjtime() */
- time_status |= STA_UNSYNC;
- time_maxerror = NTP_PHASE_LIMIT;
- time_esterror = NTP_PHASE_LIMIT;
+ ntp_clear();
return 0;
}