From 17d9f311eca13a42bf950198a358be1420d19c5f Mon Sep 17 00:00:00 2001
From: Daniel Hellstrom <daniel@gaisler.com>
Date: Fri, 20 May 2011 04:01:10 +0000
Subject: [PATCH] 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>
---
init/Kconfig | 5 -----
kernel/sched.c | 2 +-
2 files changed, 1 insertion(+), 6 deletions(-)
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;
--
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