| commit | 564b3bffc619dcbdd160de597b0547a7017ea010 | [log] [tgz] |
|---|---|---|
| author | Al Viro <viro@zeniv.linux.org.uk> | Mon Nov 30 17:00:51 2009 -0500 |
| committer | Al Viro <viro@zeniv.linux.org.uk> | Fri Dec 11 06:34:10 2009 -0500 |
| tree | b6980ff0a3d74a7834fd6332a3c85d2c8d6ac81b | |
| parent | 570dcf2c15463842e384eb597a87c1e39bead99b [diff] [blame] |
arch_mmap_check() on mn10300 Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/arch/mn10300/include/asm/mman.h b/arch/mn10300/include/asm/mman.h index 8eebf89..db5c53da 100644 --- a/arch/mn10300/include/asm/mman.h +++ b/arch/mn10300/include/asm/mman.h
@@ -1 +1,6 @@ #include <asm-generic/mman.h> + +#define MIN_MAP_ADDR PAGE_SIZE /* minimum fixed mmap address */ + +#define arch_mmap_check(addr, len, flags) \ + (((flags) & MAP_FIXED && (addr) < MIN_MAP_ADDR) ? -EINVAL : 0)