arping: change a few message strings to be closer to iputils arping
[oweals/busybox.git] / networking / ntpd.diff
1 This patch scales down small offsets quadratically. Reduces sensitivity to jitter
2
3 diff --git a/networking/ntpd.c b/networking/ntpd.c
4 index 4695c33..ac05815 100644
5 --- a/networking/ntpd.c
6 +++ b/networking/ntpd.c
7 @@ -1654,6 +1654,17 @@ update_local_clock(peer_t *p)
8          */
9         if (G.offset_to_jitter_ratio >= TIMECONST_HACK_GATE)
10                 tmx.constant--;
11 +
12 +{
13 +    double d = p->lastpkt_delay;
14 +    if (d > SLEW_THRESHOLD)
15 +       d = SLEW_THRESHOLD;
16 +    d /= 2;
17 +    if ((abs_offset / d) < 1) {
18 +        offset *= (abs_offset / d);
19 +    }
20 +}
21 +
22         tmx.offset = (long)(offset * 1000000); /* usec */
23         if (SLEW_THRESHOLD < STEP_THRESHOLD) {
24                 if (tmx.offset > (long)(SLEW_THRESHOLD * 1000000)) {