From c34517b5762e139dcbb1bbb97dc79e82c733338e Mon Sep 17 00:00:00 2001
From: Thorsten Lockert <tholo@cvs.openbsd.org>
Date: Sat, 25 Jan 1997 23:35:59 +0000
Subject: Don't do disruptive time corrections if tick size is not integral;
 from Dennis Ferguson (NetBSD PR #2788)

---
 sys/kern/kern_clock.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

(limited to 'sys')

diff --git a/sys/kern/kern_clock.c b/sys/kern/kern_clock.c
index d2a8ae4462f..45ea1f52e6e 100644
--- a/sys/kern/kern_clock.c
+++ b/sys/kern/kern_clock.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: kern_clock.c,v 1.14 1997/01/25 23:31:47 tholo Exp $	*/
+/*	$OpenBSD: kern_clock.c,v 1.15 1997/01/25 23:35:58 tholo Exp $	*/
 /*	$NetBSD: kern_clock.c,v 1.34 1996/06/09 04:51:03 briggs Exp $	*/
 
 /*-
@@ -284,7 +284,7 @@ static int psdiv, pscnt;		/* prof => stat divider */
 int	psratio;			/* ratio: prof / stat */
 int	tickfix, tickfixinterval;	/* used if tick not really integral */
 #ifndef NTP
-static int tickfixcnt;			/* number of ticks since last fix */
+static int tickfixcnt;			/* accumulated fractional error */
 #else
 int	fixtick;			/* used by NTP for same */
 int	shifthz;
@@ -415,10 +415,10 @@ hardclock(frame)
 
 #ifndef NTP
 	if (tickfix) {
-		tickfixcnt++;
+		tickfixcnt += tickfix;
 		if (tickfixcnt >= tickfixinterval) {
-			delta += tickfix;
-			tickfixcnt = 0;
+			delta++;
+			tickfixcnt -= tickfixinterval;
 		}
 	}
 #else
-- 
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