diff --git a/ChangeLog.mips b/ChangeLog.mips
index 01703e8184..453774fbc0 100644
--- a/ChangeLog.mips
+++ b/ChangeLog.mips
@@ -1,3 +1,7 @@
+2011-04-11  Joseph Myers  <joseph@codesourcery.com>
+
+	* sysdeps/mips/dl-tls.h (TLS_DTV_UNALLOCATED): Define.
+
 2011-04-01  Joseph Myers  <joseph@codesourcery.com>
 
 	* sysdeps/unix/sysv/linux/mips/bits/fcntl.h: Rename open_by_handle
diff --git a/sysdeps/mips/dl-tls.h b/sysdeps/mips/dl-tls.h
index 6d3ed6f5a4..75facb0e3a 100644
--- a/sysdeps/mips/dl-tls.h
+++ b/sysdeps/mips/dl-tls.h
@@ -1,5 +1,5 @@
 /* Thread-local storage handling in the ELF dynamic linker.  MIPS version.
-   Copyright (C) 2005 Free Software Foundation, Inc.
+   Copyright (C) 2005, 2011 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
    The GNU C Library is free software; you can redistribute it and/or
@@ -44,3 +44,6 @@ extern void *__tls_get_addr (tls_index *ti);
 
 # define GET_ADDR_OFFSET	(ti->ti_offset + TLS_DTV_OFFSET)
 # define __TLS_GET_ADDR(__ti)	(__tls_get_addr (__ti) - TLS_DTV_OFFSET)
+
+/* Value used for dtv entries for which the allocation is delayed.  */
+#define TLS_DTV_UNALLOCATED	((void *) -1l)