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-rw-r--r--ChangeLog9
-rw-r--r--sysdeps/unix/sysv/linux/bits/mman-linux.h2
-rw-r--r--sysdeps/unix/sysv/linux/hppa/bits/mman.h2
3 files changed, 13 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index 88f3ac8478..6ebdeedc24 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+2017-11-15  Joseph Myers  <joseph@codesourcery.com>
+
+	* sysdeps/unix/sysv/linux/bits/mman-linux.h
+	[__USE_MISC] (MADV_WIPEONFORK): New macro.
+	[__USE_MISC] (MADV_KEEPONFORK): Likewise.
+	* sysdeps/unix/sysv/linux/hppa/bits/mman.h
+	[__USE_MISC] (MADV_WIPEONFORK): Likewise.
+	[__USE_MISC] (MADV_KEEPONFORK): Likewise.
+
 2017-11-15  Adhemerval Zanella  <adhemerval.zanella@linaro.org>
 
 	* signal/sigrelse.c (sigrelse): Optimize implementation.
diff --git a/sysdeps/unix/sysv/linux/bits/mman-linux.h b/sysdeps/unix/sysv/linux/bits/mman-linux.h
index b091181960..78c07c890a 100644
--- a/sysdeps/unix/sysv/linux/bits/mman-linux.h
+++ b/sysdeps/unix/sysv/linux/bits/mman-linux.h
@@ -89,6 +89,8 @@
 # define MADV_DONTDUMP	  16    /* Explicity exclude from the core dump,
                                    overrides the coredump filter bits.  */
 # define MADV_DODUMP	  17	/* Clear the MADV_DONTDUMP flag.  */
+# define MADV_WIPEONFORK  18	/* Zero memory on fork, child only.  */
+# define MADV_KEEPONFORK  19	/* Undo MADV_WIPEONFORK.  */
 # define MADV_HWPOISON	  100	/* Poison a page for testing.  */
 #endif
 
diff --git a/sysdeps/unix/sysv/linux/hppa/bits/mman.h b/sysdeps/unix/sysv/linux/hppa/bits/mman.h
index acf7002beb..4ad9153d92 100644
--- a/sysdeps/unix/sysv/linux/hppa/bits/mman.h
+++ b/sysdeps/unix/sysv/linux/hppa/bits/mman.h
@@ -99,6 +99,8 @@
 # define MADV_DONTDUMP	 69	/* Explicity exclude from the core dump,
 				   overrides the coredump filter bits */
 # define MADV_DODUMP	 70	/* Clear the MADV_NODUMP flag */
+# define MADV_WIPEONFORK 71	/* Zero memory on fork, child only.  */
+# define MADV_KEEPONFORK 72	/* Undo MADV_WIPEONFORK.  */
 #endif
 
 /* The POSIX people had to invent similar names for the same things.  */