[src/ad-namecache]: src/sys/kern Fix a comment.

[ad <ad%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/a7a1ba567d25
branches:  ad-namecache
changeset: 466998:a7a1ba567d25
user:      ad <ad%NetBSD.org@localhost>
date:      Wed Jan 08 21:55:10 2020 +0000

description:
Fix a comment.

diffstat:

 sys/kern/vfs_cache.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (27 lines):

diff -r e0cb9aa72f3e -r a7a1ba567d25 sys/kern/vfs_cache.c
--- a/sys/kern/vfs_cache.c      Wed Jan 08 11:44:30 2020 +0000
+++ b/sys/kern/vfs_cache.c      Wed Jan 08 21:55:10 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: vfs_cache.c,v 1.126.2.2 2020/01/08 11:44:30 ad Exp $   */
+/*     $NetBSD: vfs_cache.c,v 1.126.2.3 2020/01/08 21:55:10 ad Exp $   */
 
 /*-
  * Copyright (c) 2008, 2019 The NetBSD Foundation, Inc.
@@ -149,7 +149,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: vfs_cache.c,v 1.126.2.2 2020/01/08 11:44:30 ad Exp $");
+__KERNEL_RCSID(0, "$NetBSD: vfs_cache.c,v 1.126.2.3 2020/01/08 21:55:10 ad Exp $");
 
 #define __NAMECACHE_PRIVATE
 #ifdef _KERNEL_OPT
@@ -333,7 +333,7 @@
                KASSERT(ncp->nc_dvp == dvp);
                /*
                 * Avoid false sharing: don't write back to nc_hittime
-                * unless it has changed within the last 32 ticks.
+                * unless changed significantly.
                 */
                if (((ncp->nc_hittime ^ hardclock_ticks) & ~31) != 0) {
                        ncp->nc_hittime = hardclock_ticks;