powerpc: modules implement R_PPC64_TOCSAVE relocation.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

arch/powerpc/kernel/module_64.c

@@ -454,6 +454,14 @@ int apply_relocate_add(Elf64_Shdr *sechdrs,
 			*location = value - (unsigned long)location;
 			break;
 
+		case R_PPC64_TOCSAVE:
+			/*
+			 * Marker reloc indicates we don't have to save r2.
+			 * That would only save us one instruction, so ignore
+			 * it.
+			 */
+			break;
+
 		default:
 			printk("%s: Unknown ADD relocation: %lu\n",
 			       me->name,