diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2024-09-11 15:17:38 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2024-10-02 16:53:38 +0200 |
| commit | 66606a93849bfe3cbe9f0b801b40f60b87c54e11 (patch) | |
| tree | 6c6b8e7f439e39fe1dd4d30b7e1ff18986f38d19 /kernel/time | |
| parent | a849a0273d0f73a252d14d31c5003a8059ea51fc (diff) | |
ntp: Make tick_usec static
There are no users of tick_usec outside of the NTP core code. Therefore
make tick_usec static.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Anna-Maria Behnsen <anna-maria@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: John Stultz <jstultz@google.com>
Link: https://lore.kernel.org/all/20240911-devel-anna-maria-b4-timers-ptp-ntp-v1-2-2d52f4e13476@linutronix.de
Diffstat (limited to 'kernel/time')
| -rw-r--r-- | kernel/time/ntp.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/kernel/time/ntp.c b/kernel/time/ntp.c index c17cc9d857bc..ed15ec993a82 100644 --- a/kernel/time/ntp.c +++ b/kernel/time/ntp.c @@ -31,7 +31,7 @@ /* USER_HZ period (usecs): */ -unsigned long tick_usec = USER_TICK_USEC; +static unsigned long tick_usec = USER_TICK_USEC; static u64 tick_length; static u64 tick_length_base; @@ -44,6 +44,9 @@ static u64 tick_length_base; /* * phase-lock loop variables + * + * Note: maximum error = NTP sync distance = dispersion + delay / 2; + * estimated error = NTP dispersion. */ /* |