Merge branch 'for-4.14-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj...

[sfrench/cifs-2.6.git] / tools / include / uapi / linux / mman.h

diff --git a/tools/include/uapi/linux/mman.h b/tools/include/uapi/linux/mman.h
index 81d8edf11789aaae96a25da00b8a8f3ec0ed83aa..a937480d7cd345f4e1b12c2e409f58c0489e8a4e 100644 (file)
--- a/tools/include/uapi/linux/mman.h
+++ b/tools/include/uapi/linux/mman.h
@@ -1,7 +1,8 @@
 #ifndef _UAPI_LINUX_MMAN_H
 #define _UAPI_LINUX_MMAN_H
 
-#include <uapi/asm/mman.h>
+#include <asm/mman.h>
+#include <asm-generic/hugetlb_encode.h>
 
 #define MREMAP_MAYMOVE 1
 #define MREMAP_FIXED   2
@@ -10,4 +11,25 @@
 #define OVERCOMMIT_ALWAYS              1
 #define OVERCOMMIT_NEVER               2
 
+/*
+ * Huge page size encoding when MAP_HUGETLB is specified, and a huge page
+ * size other than the default is desired.  See hugetlb_encode.h.
+ * All known huge page size encodings are provided here.  It is the
+ * responsibility of the application to know which sizes are supported on
+ * the running system.  See mmap(2) man page for details.
+ */
+#define MAP_HUGE_SHIFT HUGETLB_FLAG_ENCODE_SHIFT
+#define MAP_HUGE_MASK  HUGETLB_FLAG_ENCODE_MASK
+
+#define MAP_HUGE_64KB  HUGETLB_FLAG_ENCODE_64KB
+#define MAP_HUGE_512KB HUGETLB_FLAG_ENCODE_512KB
+#define MAP_HUGE_1MB   HUGETLB_FLAG_ENCODE_1MB
+#define MAP_HUGE_2MB   HUGETLB_FLAG_ENCODE_2MB
+#define MAP_HUGE_8MB   HUGETLB_FLAG_ENCODE_8MB
+#define MAP_HUGE_16MB  HUGETLB_FLAG_ENCODE_16MB
+#define MAP_HUGE_256MB HUGETLB_FLAG_ENCODE_256MB
+#define MAP_HUGE_1GB   HUGETLB_FLAG_ENCODE_1GB
+#define MAP_HUGE_2GB   HUGETLB_FLAG_ENCODE_2GB
+#define MAP_HUGE_16GB  HUGETLB_FLAG_ENCODE_16GB
+
 #endif /* _UAPI_LINUX_MMAN_H */