1 files changed, 3 insertions, 1 deletions

diff --git a/include/asm-i386/setup.h b/include/asm-i386/setup.h
index 67659dbaf120..0e8077cbfdac 100644
--- a/include/asm-i386/setup.h
+++ b/include/asm-i386/setup.h
@@ -6,7 +6,7 @@
 #ifndef _i386_SETUP_H
 #define _i386_SETUP_H
 
-#define COMMAND_LINE_SIZE 256
+#define COMMAND_LINE_SIZE 2048
 
 #ifdef __KERNEL__
 #include <linux/pfn.h>
@@ -77,6 +77,8 @@ int __init sanitize_e820_map(struct e820entry * biosmap, char * pnr_map);
 void __init add_memory_region(unsigned long long start,
                               unsigned long long size, int type);
 
+extern unsigned long init_pg_tables_end;
+
 #endif /* __ASSEMBLY__ */
 
 #endif  /*  __KERNEL__  */