patch-2.0.34 linux/kernel/time.c

• Lines: 20
• Date: Wed Jun 3 15:17:50 1998
• Orig file: v2.0.33/linux/kernel/time.c
• Orig date: Tue Dec 2 13:52:33 1997

diff -u --recursive --new-file v2.0.33/linux/kernel/time.c linux/kernel/time.c
@@ -20,6 +20,10 @@
  *	support for external PPS signal, error checking in adjtimex()
  *	Updated NTP code according to technical memorandum Jan '96
  *	"A Kernel Model for Precision Timekeeping" by Dave Mills
+ * 1998-03-05	Ulrich Windl
+ *	Allow time_constant larger than MAXTC(6) for NTP v4
+ *	(debated with and blessed by Dave Mills, despite of earlier work
+ *	and words)
  */
 
 #include <linux/errno.h>
@@ -270,7 +274,7 @@
 	    }
 
 	    if (txc.modes & ADJ_TIMECONST) {	/* p. 24 */
-		if (txc.constant < 0 || txc.constant > MAXTC) {
+		if (txc.constant < 0) {		/* NTP v4 uses values > 6 */
 		    error = -EINVAL;
 		    goto leave;
 		}