[src/trunk]: src/sys/fs/puffs When changing a directory content, update the c...

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

details:   https://anonhg.NetBSD.org/src/rev/7f2abca55166
branches:  trunk
changeset: 802207:7f2abca55166
user:      manu <manu%NetBSD.org@localhost>
date:      Fri Sep 05 15:39:18 2014 +0000

description:
When changing a directory content, update the ctime/mtime in kernel cache,
otherwise the updated ctime/mtime appears after the cached entry expire.

diffstat:

 sys/fs/puffs/puffs_node.c  |   6 ++++--
 sys/fs/puffs/puffs_vnops.c |  19 ++++++++++++++++---
 2 files changed, 20 insertions(+), 5 deletions(-)

diffs (89 lines):

diff -r 83b86a68f513 -r 7f2abca55166 sys/fs/puffs/puffs_node.c
--- a/sys/fs/puffs/puffs_node.c Fri Sep 05 15:20:16 2014 +0000
+++ b/sys/fs/puffs/puffs_node.c Fri Sep 05 15:39:18 2014 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: puffs_node.c,v 1.32 2014/08/28 08:29:50 hannken Exp $  */
+/*     $NetBSD: puffs_node.c,v 1.33 2014/09/05 15:39:18 manu Exp $     */
 
 /*
  * Copyright (c) 2005, 2006, 2007  Antti Kantee.  All Rights Reserved.
@@ -30,7 +30,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: puffs_node.c,v 1.32 2014/08/28 08:29:50 hannken Exp $");
+__KERNEL_RCSID(0, "$NetBSD: puffs_node.c,v 1.33 2014/09/05 15:39:18 manu Exp $");
 
 #include <sys/param.h>
 #include <sys/hash.h>
@@ -180,6 +180,8 @@
                cache_enter(dvp, *vpp, cnp->cn_nameptr, cnp->cn_namelen,
                            cnp->cn_flags);
 
+       puffs_updatenode(VPTOPP(dvp), PUFFS_UPDATECTIME|PUFFS_UPDATEMTIME, 0);
+
        return 0;
 }
 
diff -r 83b86a68f513 -r 7f2abca55166 sys/fs/puffs/puffs_vnops.c
--- a/sys/fs/puffs/puffs_vnops.c        Fri Sep 05 15:20:16 2014 +0000
+++ b/sys/fs/puffs/puffs_vnops.c        Fri Sep 05 15:39:18 2014 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: puffs_vnops.c,v 1.184 2014/08/28 08:29:50 hannken Exp $        */
+/*     $NetBSD: puffs_vnops.c,v 1.185 2014/09/05 15:39:18 manu Exp $   */
 
 /*
  * Copyright (c) 2005, 2006, 2007  Antti Kantee.  All Rights Reserved.
@@ -30,7 +30,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: puffs_vnops.c,v 1.184 2014/08/28 08:29:50 hannken Exp $");
+__KERNEL_RCSID(0, "$NetBSD: puffs_vnops.c,v 1.185 2014/09/05 15:39:18 manu Exp $");
 
 #include <sys/param.h>
 #include <sys/buf.h>
@@ -1805,6 +1805,8 @@
 
        PUFFS_MSG_RELEASE(remove);
 
+       puffs_updatenode(VPTOPP(dvp), PUFFS_UPDATECTIME|PUFFS_UPDATEMTIME, 0);
+
        RELEPN_AND_VP(dvp, dpn);
        RELEPN_AND_VP(vp, pn);
 
@@ -1922,6 +1924,8 @@
 
        PUFFS_MSG_RELEASE(rmdir);
 
+       puffs_updatenode(VPTOPP(dvp), PUFFS_UPDATECTIME|PUFFS_UPDATEMTIME, 0);
+
        /* XXX: some call cache_purge() *for both vnodes* here, investigate */
        RELEPN_AND_VP(dvp, dpn);
        RELEPN_AND_VP(vp, pn);
@@ -1967,8 +1971,11 @@
         * XXX: stay in touch with the cache.  I don't like this, but
         * don't have a better solution either.  See also puffs_rename().
         */
-       if (error == 0)
+       if (error == 0) {
                puffs_updatenode(pn, PUFFS_UPDATECTIME, 0);
+               puffs_updatenode(VPTOPP(dvp),
+                                PUFFS_UPDATECTIME|PUFFS_UPDATEMTIME, 0);
+       }
 
        RELEPN_AND_VP(dvp, dpn);
        puffs_releasenode(pn);
@@ -2133,6 +2140,12 @@
         */
        if (error == 0) {
                puffs_updatenode(fpn, PUFFS_UPDATECTIME, 0);
+               puffs_updatenode(VPTOPP(fdvp),
+                                PUFFS_UPDATECTIME|PUFFS_UPDATEMTIME, 0);
+               if (fdvp != tdvp)
+                       puffs_updatenode(VPTOPP(tdvp),
+                                        PUFFS_UPDATECTIME|PUFFS_UPDATEMTIME,
+                                        0);
 
                if (PUFFS_USE_DOTDOTCACHE(pmp) &&
                    (VPTOPP(fvp)->pn_parent != tdvp))