[MIPS] Transform old-style macros to newer "__noreturn"

Convert old/obsolete NORET_TYPE and ATTRIB_NORET macros to use the
newer standard of "__noreturn" as defined in compiler-gcc.h.

Signed-off-by: Robert P. J. Day <rpjday@mindspring.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/kernel/process.c b/arch/mips/kernel/process.c
index 6bdfb5a..8f4cf27c 100644
--- a/arch/mips/kernel/process.c
+++ b/arch/mips/kernel/process.c
@@ -46,7 +46,7 @@
  * power and have a low exit latency (ie sit in a loop waiting for somebody to
  * say that they'd like to reschedule)
  */
-ATTRIB_NORET void cpu_idle(void)
+void __noreturn cpu_idle(void)
 {
 	/* endless idle loop with no priority at all */
 	while (1) {
@@ -213,7 +213,7 @@
 /*
  * Create a kernel thread
  */
-static ATTRIB_NORET void kernel_thread_helper(void *arg, int (*fn)(void *))
+static void __noreturn kernel_thread_helper(void *arg, int (*fn)(void *))
 {
 	do_exit(fn(arg));
 }
diff --git a/arch/mips/kernel/smp.c b/arch/mips/kernel/smp.c
index a1b017f..be7362b 100644
--- a/arch/mips/kernel/smp.c
+++ b/arch/mips/kernel/smp.c
@@ -52,7 +52,7 @@
 EXPORT_SYMBOL(cpu_online_map);
 
 extern void __init calibrate_delay(void);
-extern ATTRIB_NORET void cpu_idle(void);
+extern void cpu_idle(void);
 
 /*
  * First C code run on the secondary CPUs after being started up by
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index 3ea7863..20bdbe4 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -311,7 +311,7 @@
 
 static DEFINE_SPINLOCK(die_lock);
 
-NORET_TYPE void ATTRIB_NORET die(const char * str, struct pt_regs * regs)
+void __noreturn die(const char * str, struct pt_regs * regs)
 {
 	static int die_counter;
 #ifdef CONFIG_MIPS_MT_SMTC