Make fsnotify possibly work better for the inode removal case

Checking i_nlink is dubious, but the alternatives look even
less appetizing.
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

fs/dcache.c

@@ -102,6 +102,7 @@ static inline void dentry_iput(struct dentry * dentry)
 		list_del_init(&dentry->d_alias);
 		spin_unlock(&dentry->d_lock);
 		spin_unlock(&dcache_lock);
+		if (!inode->i_nlink)
 			fsnotify_inoderemove(inode);
 		if (dentry->d_op && dentry->d_op->d_iput)
 			dentry->d_op->d_iput(dentry, inode);