diff options
| author | Otto Moerbeek <otto@cvs.openbsd.org> | 2007-12-27 19:05:23 +0000 |
|---|---|---|
| committer | Otto Moerbeek <otto@cvs.openbsd.org> | 2007-12-27 19:05:23 +0000 |
| commit | d8ef502ccab04a0326a8e50c8026a29157d4e2ad (patch) | |
| tree | a493bce677ac070c51ac154c4e52d787e2f1bb4d | |
| parent | fa6ff6da51fb08d7ae274834b14f3f55db58eb64 (diff) | |
allow for max 5000 uses/sec offset adjust, this makes it possible for
clocks with drifts larger than 500ppm to be corrected.
| -rw-r--r-- | sys/kern/kern_tc.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sys/kern/kern_tc.c b/sys/kern/kern_tc.c index 2257eea91b7..2fb961dadeb 100644 --- a/sys/kern/kern_tc.c +++ b/sys/kern/kern_tc.c @@ -6,7 +6,7 @@ * this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp * ---------------------------------------------------------------------------- * - * $OpenBSD: kern_tc.c,v 1.9 2007/05/09 17:42:19 deraadt Exp $ + * $OpenBSD: kern_tc.c,v 1.10 2007/12/27 19:05:22 otto Exp $ * $FreeBSD: src/sys/kern/kern_tc.c,v 1.148 2003/03/18 08:45:23 phk Exp $ */ @@ -567,11 +567,11 @@ ntp_update_second(int64_t *adjust, time_t *sec) if (adjtimedelta.tv_sec > 0) adj.tv_usec = 5000; else if (adjtimedelta.tv_sec == 0) - adj.tv_usec = MIN(500, adjtimedelta.tv_usec); + adj.tv_usec = MIN(5000, adjtimedelta.tv_usec); else if (adjtimedelta.tv_sec < -1) adj.tv_usec = -5000; else if (adjtimedelta.tv_sec == -1) - adj.tv_usec = MAX(-500, adjtimedelta.tv_usec - 1000000); + adj.tv_usec = MAX(-5000, adjtimedelta.tv_usec - 1000000); timersub(&adjtimedelta, &adj, &adjtimedelta); *adjust = ((int64_t)adj.tv_usec * 1000) << 32; *adjust += timecounter->tc_freq_adj; |