[IA64] clean up loose ends from addition of efi_range_is_wc()

Signed-off-by: Tony Luck <tony.luck@intel.com>

arch/ia64/kernel/efi.c

@@ -778,6 +778,7 @@ efi_mem_attributes (unsigned long phys_addr)
 	}
 	return 0;
 }
+EXPORT_SYMBOL(efi_mem_attributes);
 
 int
 valid_phys_addr_range (unsigned long phys_addr, unsigned long *size)

drivers/char/drm/drm_vm.c

@@ -34,6 +34,9 @@
  */
 
 #include "drmP.h"
+#if defined(__ia64__)
+#include <linux/efi.h>
+#endif
 
 
 /**