s390: rename CALL_ON_STACK_NORETURN() to call_on_stack_noreturn()

Lower case matches the call_on_stack() macro and is easier to read.
Reviewed-by: Sven Schnelle <svens@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>

arch/s390/include/asm/stacktrace.h

@@ -189,7 +189,7 @@ struct stack_frame {
 	(rettype)r2;							\
 })
 
-#define CALL_ON_STACK_NORETURN(fn, stack)				\
+#define call_on_stack_noreturn(fn, stack)				\
 ({									\
 	void (*__fn)(void) = fn;					\
 									\

arch/s390/kernel/setup.c

@@ -354,7 +354,7 @@ void __init arch_call_rest_init(void)
 	set_task_stack_end_magic(current);
 	stack += STACK_INIT_OFFSET;
 	S390_lowcore.kernel_stack = stack;
-	CALL_ON_STACK_NORETURN(rest_init, stack);
+	call_on_stack_noreturn(rest_init, stack);
 }
 
 static void __init setup_lowcore_dat_off(void)

arch/s390/kernel/smp.c

@@ -902,7 +902,7 @@ static void __no_sanitize_address smp_start_secondary(void *cpuvoid)
 	S390_lowcore.restart_source = -1UL;
 	__ctl_load(S390_lowcore.cregs_save_area, 0, 15);
 	__load_psw_mask(PSW_KERNEL_BITS | PSW_MASK_DAT);
-	CALL_ON_STACK_NORETURN(smp_init_secondary, S390_lowcore.kernel_stack);
+	call_on_stack_noreturn(smp_init_secondary, S390_lowcore.kernel_stack);
 }
 
 /* Upping and downing of CPUs */