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nfs_getattrcache: deal with timer wraparound.

This commit is contained in:
yamt 2004-03-19 13:53:28 +00:00
parent 0f554e4324
commit aefad8a7e8
1 changed files with 4 additions and 3 deletions
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7
sys/nfs/nfs_subs.c
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@ -1,4 +1,4 @@
/* $NetBSD: nfs_subs.c,v 1.131 2004/03/12 16:52:37 yamt Exp $ */
/* $NetBSD: nfs_subs.c,v 1.132 2004/03/19 13:53:28 yamt Exp $ */
/*
* Copyright (c) 1989, 1993
@ -70,7 +70,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: nfs_subs.c,v 1.131 2004/03/12 16:52:37 yamt Exp $");
__KERNEL_RCSID(0, "$NetBSD: nfs_subs.c,v 1.132 2004/03/19 13:53:28 yamt Exp $");
#include "fs_nfs.h"
#include "opt_nfs.h"
@ -1760,7 +1760,8 @@ nfs_getattrcache(vp, vaper)
struct nfsnode *np = VTONFS(vp);
struct vattr *vap;
if ((time.tv_sec - np->n_attrstamp) >= NFS_ATTRTIMEO(np)) {
if (np->n_attrstamp == 0 ||
(time.tv_sec - np->n_attrstamp) >= NFS_ATTRTIMEO(np)) {
nfsstats.attrcache_misses++;
return (ENOENT);
}