SCHED_TTWU_QUEUE is not longer needed since sparc32 now implements IPI

Signed-off-by: NDaniel Hellstrom <daniel@gaisler.com>
Reported-by: NPeter Zijlstra <peterz@infradead.org>
Acked-by: NPeter Zijlstra <peterz@infradead.org>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

init/Kconfig

@@ -827,11 +827,6 @@ config SCHED_AUTOGROUP
 	  desktop applications.  Task group autogeneration is currently based
 	  upon task session.
 
-config SCHED_TTWU_QUEUE
-	bool
-	depends on !SPARC32
-	default y
-
 config MM_OWNER
 	bool
 

kernel/sched.c

@@ -2568,7 +2568,7 @@ static void ttwu_queue(struct task_struct *p, int cpu)
 {
 	struct rq *rq = cpu_rq(cpu);
 
-#if defined(CONFIG_SMP) && defined(CONFIG_SCHED_TTWU_QUEUE)
+#if defined(CONFIG_SMP)
 	if (sched_feat(TTWU_QUEUE) && cpu != smp_processor_id()) {
 		ttwu_queue_remote(p, cpu);
 		return;