[src/trunk]: src/sys/nfs avoid unnecessary namecache purges in some places.

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

details:   https://anonhg.NetBSD.org/src/rev/fa87514c0323
branches:  trunk
changeset: 565365:fa87514c0323
user:      yamt <yamt%NetBSD.org@localhost>
date:      Mon Apr 05 10:27:11 2004 +0000

description:
avoid unnecessary namecache purges in some places.

diffstat:

 sys/nfs/nfs_vnops.c |  9 ++++-----
 1 files changed, 4 insertions(+), 5 deletions(-)

diffs (44 lines):

diff -r 35d563e342c2 -r fa87514c0323 sys/nfs/nfs_vnops.c
--- a/sys/nfs/nfs_vnops.c       Mon Apr 05 10:25:12 2004 +0000
+++ b/sys/nfs/nfs_vnops.c       Mon Apr 05 10:27:11 2004 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: nfs_vnops.c,v 1.186 2004/03/12 16:52:37 yamt Exp $     */
+/*     $NetBSD: nfs_vnops.c,v 1.187 2004/04/05 10:27:11 yamt Exp $     */
 
 /*
  * Copyright (c) 1989, 1993
@@ -39,7 +39,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: nfs_vnops.c,v 1.186 2004/03/12 16:52:37 yamt Exp $");
+__KERNEL_RCSID(0, "$NetBSD: nfs_vnops.c,v 1.187 2004/04/05 10:27:11 yamt Exp $");
 
 #include "opt_nfs.h"
 #include "opt_uvmhist.h"
@@ -869,7 +869,7 @@
                            cnp->cn_proc) && timespeccmp(&vattr.va_mtime,
                            &VTONFS(dvp)->n_nctime, ==))
                                return ENOENT;
-                       cache_purge(dvp);
+                       cache_purge1(dvp, NULL, PURGE_CHILDREN);
                        timespecclear(&np->n_nctime);
                        goto dorpc;
                }
@@ -886,7 +886,7 @@
                                VOP_UNLOCK(dvp, 0);
                        return (0);
                }
-               cache_purge(newvp);
+               cache_purge1(newvp, NULL, PURGE_PARENTS);
                if (newvp != dvp)
                        vput(newvp);
                else
@@ -2226,7 +2226,6 @@
                NFS_INVALIDATE_ATTRCACHE(VTONFS(dvp));
        VN_KNOTE(dvp, NOTE_WRITE | NOTE_LINK);
        VN_KNOTE(vp, NOTE_DELETE);
-       cache_purge(dvp);
        cache_purge(vp);
        vput(vp);
        vput(dvp);