[src/trunk]: src/sys/ufs/lfs lfs_writerd thread exits when no more LFSs are m...

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

details:   https://anonhg.NetBSD.org/src/rev/3d57c34aafce
branches:  trunk
changeset: 772432:3d57c34aafce
user:      perseant <perseant%NetBSD.org@localhost>
date:      Wed Jan 04 02:48:58 2012 +0000

description:
lfs_writerd thread exits when no more LFSs are mounted.

diffstat:

 sys/ufs/lfs/lfs_vfsops.c |  9 +++++----
 1 files changed, 5 insertions(+), 4 deletions(-)

diffs (43 lines):

diff -r 965295cb6f1f -r 3d57c34aafce sys/ufs/lfs/lfs_vfsops.c
--- a/sys/ufs/lfs/lfs_vfsops.c  Wed Jan 04 02:36:26 2012 +0000
+++ b/sys/ufs/lfs/lfs_vfsops.c  Wed Jan 04 02:48:58 2012 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: lfs_vfsops.c,v 1.292 2012/01/02 22:10:45 perseant Exp $        */
+/*     $NetBSD: lfs_vfsops.c,v 1.293 2012/01/04 02:48:58 perseant Exp $        */
 
 /*-
  * Copyright (c) 1999, 2000, 2001, 2002, 2003, 2007, 2007
@@ -61,7 +61,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: lfs_vfsops.c,v 1.292 2012/01/02 22:10:45 perseant Exp $");
+__KERNEL_RCSID(0, "$NetBSD: lfs_vfsops.c,v 1.293 2012/01/04 02:48:58 perseant Exp $");
 
 #if defined(_KERNEL_OPT)
 #include "opt_lfs.h"
@@ -524,14 +524,12 @@
                        vfs_unbusy(mp, false, &nmp);
                }
                if (lfsc + skipc == 0) {
-#ifdef notyet
                        mutex_enter(&lfs_lock);
                        lfs_writer_daemon = 0;
                        lfs_writer_lid = 0;
                        mutex_exit(&lfs_lock);
                        mutex_exit(&mountlist_lock);
                        break;
-#endif
                }
                mutex_exit(&mountlist_lock);
  
@@ -545,6 +543,9 @@
        if (vfs != NULL)
                vfs->vfs_refcount--;
        mutex_exit(&vfs_list_lock);
+
+       /* Done! */
+       kthread_exit(0);
 }
 
 /*