diff -urN linux-2.6.27.5/arch/mips/kernel/head.S linux-2.6.27.5.new/arch/mips/kernel/head.S
--- linux-2.6.27.5/arch/mips/kernel/head.S	2008-11-15 19:24:03.000000000 +0100
+++ linux-2.6.27.5.new/arch/mips/kernel/head.S	2008-11-15 19:24:55.000000000 +0100
@@ -123,6 +123,11 @@
 
 	j kernel_entry
 	nop
+
+
+EXPORT(_image_cmdline)
+	.ascii "CMDLINE:"
+
 #ifndef CONFIG_NO_EXCEPT_FILL
 	/*
 	 * Reserved space for exception handlers.