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-rw-r--r--sysdeps/unix/sysv/linux/ia64/mmap_internal.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/ia64/mmap_internal.h b/sysdeps/unix/sysv/linux/ia64/mmap_internal.h
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index 0000000000..dbaaa3f904
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/ia64/mmap_internal.h
@@ -0,0 +1,29 @@
+/* Common mmap definition for Linux implementation.  Linux/ia64 version.
+   Copyright (C) 2017 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
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#ifndef MMAP_IA64_INTERNAL_LINUX_H
+#define MMAP_IA64_INTERNAL_LINUX_H
+
+/* Linux allows PAGE_SHIFT in range of [12-16] and expect
+   mmap2 offset to be provided in based on the configured pagesize.
+   Determine the shift dynamically with getpagesize.  */
+#define MMAP2_PAGE_UNIT -1
+
+#include_next <mmap_internal.h>
+
+#endif