--- ./include/asm-i386/processor.h.vanilla	2005-11-02 17:16:16.000000000 +0100
+++ ./include/asm-i386/processor.h	2005-11-02 17:17:08.000000000 +0100

@@ -220,6 +220,7 @@
 #define X86_CR4_OSFXSR		0x0200	/* enable fast FPU save and restore */
 #define X86_CR4_OSXMMEXCPT	0x0400	/* enable unmasked SSE exceptions */
 
+#ifdef __KERNEL__
 /*
  * Save the cr4 feature set we're using (ie
  * Pentium 4MB enable and PPro Global page
@@ -246,6 +247,7 @@
 	write_cr4(cr4);
 }
 
+#endif /* __KERNEL__ */
 /*
  *      NSC/Cyrix CPU configuration register indexes
  */