diff --git a/winsup/cygwin/ChangeLog b/winsup/cygwin/ChangeLog
index 5161de292..0b7fad5ac 100644
--- a/winsup/cygwin/ChangeLog
+++ b/winsup/cygwin/ChangeLog
@@ -1,3 +1,10 @@
+2006-12-06  Corinna Vinschen  <corinna@vinschen.de>
+
+	* fhandler_mem.cc (fhandler_dev_mem::open): Fix comment.
+	* wincap.cc (has_physical_mem_access): Reflect the fact that physical
+	memory access has been made a protected operation beginning with
+	2003 Server.
+
 2006-12-06  Eric Blake  <ebb9@byu.net>
 
 	* include/sys/ioctl.h: Pick up termios.h, for TIOCGWINSZ.
diff --git a/winsup/cygwin/fhandler_mem.cc b/winsup/cygwin/fhandler_mem.cc
index 24d681d4e..4df2ddf10 100644
--- a/winsup/cygwin/fhandler_mem.cc
+++ b/winsup/cygwin/fhandler_mem.cc
@@ -37,7 +37,7 @@ fhandler_dev_mem::open (int flags, mode_t)
   if (!wincap.has_physical_mem_access ())
     {
       set_errno (ENOENT);
-      debug_printf ("%s is accessible under NT/W2K only", dev ().name);
+      debug_printf ("%s is accessible under NT4/W2K/XP only", dev ().name);
       return 0;
     }
 
diff --git a/winsup/cygwin/wincap.cc b/winsup/cygwin/wincap.cc
index a4c7a2ebf..939e41585 100644
--- a/winsup/cygwin/wincap.cc
+++ b/winsup/cygwin/wincap.cc
@@ -716,7 +716,7 @@ static NO_COPY wincaps wincap_2003 = {
   supports_smp:true,
   map_view_of_file_ex_sucks:false,
   altgr_is_ctrl_alt:true,
-  has_physical_mem_access:true,
+  has_physical_mem_access:false,
   has_working_copy_on_write:true,
   share_mmaps_only_by_name:false,
   virtual_protect_works_on_shared_pages:true,
@@ -778,7 +778,7 @@ static NO_COPY wincaps wincap_vista = {
   supports_smp:true,
   map_view_of_file_ex_sucks:false,
   altgr_is_ctrl_alt:true,
-  has_physical_mem_access:true,
+  has_physical_mem_access:false,
   has_working_copy_on_write:true,
   share_mmaps_only_by_name:false,
   virtual_protect_works_on_shared_pages:true,