[PATCH] Fix undefined symbols for nommu architecture

Signed-off-by: Luke Yang <luke.adi@gmail.com>
Acked-by: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 4 insertions, 0 deletions

diff --git a/include/linux/mm.h b/include/linux/mm.h
index 26e1663a5cb..498ff8778fb 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -1051,7 +1051,11 @@ int shrink_slab(unsigned long scanned, gfp_t gfp_mask,
 void drop_pagecache(void);
 void drop_slab(void);
 
+#ifndef CONFIG_MMU
+#define randomize_va_space 0
+#else
 extern int randomize_va_space;
+#endif
 
 #endif /* __KERNEL__ */
 #endif /* _LINUX_MM_H */