Commit-ID: 966f58c2f6df826f385706673a9bb1edcfd3499a
Gitweb: http://git.kernel.org/tip/966f58c2f6df826f385706673a9bb1edcfd3499a
Author: Lai Jiangshan <laijs@xxxxxxxxxxxxxx>
AuthorDate: Tue, 6 Mar 2012 17:57:33 +0800
Committer: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
CommitDate: Mon, 30 Apr 2012 10:48:23 -0700
rcu: Remove unused srcu_barrier()
The old srcu_barrier() macro is now unused. This commit removes it so
that it may be used for the SRCU flavor of rcu_barrier(), which will in
turn be needed to allow the upcoming call_srcu() to be used from within
modules.
Signed-off-by: Lai Jiangshan <laijs@xxxxxxxxxxxxxx>
Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
---
include/linux/srcu.h | 6 ------
1 files changed, 0 insertions(+), 6 deletions(-)
diff --git a/include/linux/srcu.h b/include/linux/srcu.h
index 15354db..e5ce804 100644
--- a/include/linux/srcu.h
+++ b/include/linux/srcu.h
@@ -44,12 +44,6 @@ struct srcu_struct {
#endif /* #ifdef CONFIG_DEBUG_LOCK_ALLOC */
};
-#ifndef CONFIG_PREEMPT
-#define srcu_barrier() barrier()
-#else /* #ifndef CONFIG_PREEMPT */
-#define srcu_barrier()
-#endif /* #else #ifndef CONFIG_PREEMPT */
-
#ifdef CONFIG_DEBUG_LOCK_ALLOC
int __init_srcu_struct(struct srcu_struct *sp, const char *name,
--
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