ksm: change copyright message

Adding Hugh Dickins into the authors list.
Signed-off-by: NIzik Eidus <ieidus@redhat.com>
Cc: Chris Wright <chrisw@redhat.com>
Cc: Hugh Dickins <hugh.dickins@tiscali.co.uk>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Rik van Riel <riel@redhat.com>
Cc: Wu Fengguang <fengguang.wu@intel.com>
Cc: Balbir Singh <balbir@in.ibm.com>
Cc: Hugh Dickins <hugh.dickins@tiscali.co.uk>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Lee Schermerhorn <lee.schermerhorn@hp.com>
Cc: Avi Kivity <avi@redhat.com>
Cc: Nick Piggin <nickpiggin@yahoo.com.au>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

mm/ksm.c

@@ -4,11 +4,12 @@
  * This code enables dynamic sharing of identical pages found in different
  * memory areas, even if they are not shared by fork()
  *
- * Copyright (C) 2008 Red Hat, Inc.
+ * Copyright (C) 2008-2009 Red Hat, Inc.
  * Authors:
  *	Izik Eidus
  *	Andrea Arcangeli
  *	Chris Wright
+ *	Hugh Dickins
  *
  * This work is licensed under the terms of the GNU GPL, version 2.
  */