From: Daniel Hellstrom <daniel@gaisler.com>
Date: Fri, 20 May 2011 04:01:10 +0000 (+0000)
Subject: SCHED_TTWU_QUEUE is not longer needed since sparc32 now implements IPI
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=17d9f311eca13a42bf950198a358be1420d19c5f;p=openwrt%2Fstaging%2Fblogic.git

SCHED_TTWU_QUEUE is not longer needed since sparc32 now implements IPI

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

diff --git a/init/Kconfig b/init/Kconfig
index 32745bfe059e..56240e724d9a 100644
--- a/init/Kconfig
+++ b/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
 
diff --git a/kernel/sched.c b/kernel/sched.c
index 8c9d804dc07d..c4b3410d68d3 100644
--- a/kernel/sched.c
+++ b/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;