[PATCH] autofs: fix "busy inodes after umount..."

This patch for old autofs (version 3) cleans dentries which are not putted
after killing the automount daemon (it's analogue of recent patch for
autofs4).

Signed-off-by: Alexander Krizhanovsky <klx@yandex.ru>
Cc: Ian Kent <raven@themaw.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 3 insertions, 2 deletions

diff --git a/fs/autofs/dirhash.c b/fs/autofs/dirhash.c
index 448143fd0796..5ccfcf26310d 100644
--- a/fs/autofs/dirhash.c
+++ b/fs/autofs/dirhash.c
@@ -232,13 +232,13 @@ void autofs_hash_dputall(struct autofs_dirhash *dh)
 
 /* Delete everything.  This is used on filesystem destruction, so we
    make no attempt to keep the pointers valid */
-void autofs_hash_nuke(struct autofs_dirhash *dh)
+void autofs_hash_nuke(struct autofs_sb_info *sbi)
 {
         int i;
         struct autofs_dir_ent *ent, *nent;
 
         for ( i = 0 ; i < AUTOFS_HASH_SIZE ; i++ ) {
-                for ( ent = dh->h[i] ; ent ; ent = nent ) {
+                for ( ent = sbi->dirhash.h[i] ; ent ; ent = nent ) {
                         nent = ent->next;
                         if ( ent->dentry )
                                 dput(ent->dentry);
@@ -246,4 +246,5 @@ void autofs_hash_nuke(struct autofs_dirhash *dh)
                         kfree(ent);
                 }
         }
+        shrink_dcache_sb(sbi->sb);
 }