From: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Date: Wed, 27 Mar 2013 16:02:40 +0000 (-0700)
Subject: rcu: Remove rcu_preempt_check_callbacks()
X-Git-Tag: next-20130607~35^2~11^5~10
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=b1f5173bded221d02de3908d52ab11e6c41ffaed;p=karo-tx-linux.git

rcu: Remove rcu_preempt_check_callbacks()

With the removal of CONFIG_TINY_PREEMPT_RCU, rcu_preempt_check_callbacks()
is now an empty function.  This commit therefore eliminates it by
inlining it.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
---

diff --git a/kernel/rcutiny.c b/kernel/rcutiny.c
index a0714a51b6d7..91782827775b 100644
--- a/kernel/rcutiny.c
+++ b/kernel/rcutiny.c
@@ -257,7 +257,6 @@ void rcu_check_callbacks(int cpu, int user)
 		rcu_sched_qs(cpu);
 	else if (!in_softirq())
 		rcu_bh_qs(cpu);
-	rcu_preempt_check_callbacks();
 }
 
 /*
diff --git a/kernel/rcutiny_plugin.h b/kernel/rcutiny_plugin.h
index cf0bc22434c0..404b3a31e517 100644
--- a/kernel/rcutiny_plugin.h
+++ b/kernel/rcutiny_plugin.h
@@ -102,14 +102,6 @@ static void check_cpu_stalls(void)
 	RCU_TRACE(check_cpu_stall_preempt());
 }
 
-/*
- * Because preemptible RCU does not exist, it never has any callbacks
- * to check.
- */
-static void rcu_preempt_check_callbacks(void)
-{
-}
-
 /*
  * Because preemptible RCU does not exist, it never has any callbacks
  * to remove.