PPC32: Define CLONE_UNTRACED for assembler code, fix a too-long branch

arch/ppc/kernel/asm-offsets.c

@@ -114,6 +114,7 @@ main(void)
 	DEFINE(RESULT, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, result));
 	DEFINE(TRAP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, trap));
 	DEFINE(CLONE_VM, CLONE_VM);
+	DEFINE(CLONE_UNTRACED, CLONE_UNTRACED);
 	DEFINE(MM_PGD, offsetof(struct mm_struct, pgd));
 
 	/* About the CPU features table */

arch/ppc/kernel/head.S

@@ -358,9 +358,12 @@ MachineCheck:
 #ifdef CONFIG_ALL_PPC
 	mfspr	r4,SPRG2
 	cmpwi	cr1,r4,0
-	bne	cr1,machine_check_in_rtas
+	bne	cr1,1f
 #endif
 	EXC_XFER_STD(0x200, MachineCheckException)
+#ifdef CONFIG_ALL_PPC
+1:	b	machine_check_in_rtas
+#endif
 
 /* Data access exception. */
 	. = 0x300