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authorPaul E. McKenney <paul.mckenney@linaro.org>2012-01-13 07:35:08 +0400
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2012-02-21 21:03:47 +0400
commit27565d64a4e564e72c22d8c91a3cfcb9442383e8 (patch)
tree699319f63f6c1cddc04ce85e77b3718361bbe03f /kernel/rcutree_plugin.h
parent5e1ee6e1016763812018bf5c5e966992821dc47e (diff)
downloadlinux-27565d64a4e564e72c22d8c91a3cfcb9442383e8.tar.xz
rcu: Remove #ifdef CONFIG_SMP from TREE_RCU
Now that both TINY_RCU and TINY_PREEMPT_RCU have been in place for awhile, it is time to remove UP support from TREE_RCU, which is what this commit does. Signed-off-by: Paul E. McKenney <paul.mckenney@linaro.org> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'kernel/rcutree_plugin.h')
-rw-r--r--kernel/rcutree_plugin.h12
1 files changed, 0 insertions, 12 deletions
diff --git a/kernel/rcutree_plugin.h b/kernel/rcutree_plugin.h
index 297d561c3e4b..0e74e1c6333f 100644
--- a/kernel/rcutree_plugin.h
+++ b/kernel/rcutree_plugin.h
@@ -1858,16 +1858,6 @@ static void __cpuinit rcu_prepare_kthreads(int cpu)
#endif /* #else #ifdef CONFIG_RCU_BOOST */
-#ifndef CONFIG_SMP
-
-void synchronize_sched_expedited(void)
-{
- cond_resched();
-}
-EXPORT_SYMBOL_GPL(synchronize_sched_expedited);
-
-#else /* #ifndef CONFIG_SMP */
-
static atomic_t sync_sched_expedited_started = ATOMIC_INIT(0);
static atomic_t sync_sched_expedited_done = ATOMIC_INIT(0);
@@ -1982,8 +1972,6 @@ void synchronize_sched_expedited(void)
}
EXPORT_SYMBOL_GPL(synchronize_sched_expedited);
-#endif /* #else #ifndef CONFIG_SMP */
-
#if !defined(CONFIG_RCU_FAST_NO_HZ)
/*