From 8e69b6ffba80b2f010ff8af7f1b8a942fd10663a Mon Sep 17 00:00:00 2001
From: Tim Blechmann <tim@klingt.org>
Date: Mon, 20 May 2013 09:07:22 +0000
Subject: [PATCH] atomic: pad spin-locks to avoid false sharing

[SVN r84386]
---
 include/boost/atomic/detail/lockpool.hpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/boost/atomic/detail/lockpool.hpp b/include/boost/atomic/detail/lockpool.hpp
index ea96cd2..b86cfae 100644
--- a/include/boost/atomic/detail/lockpool.hpp
+++ b/include/boost/atomic/detail/lockpool.hpp
@@ -61,6 +61,7 @@ public:
     {
     private:
         atomic_flag& flag_;
+        uint8_t padding[128 - sizeof(atomic_flag)];
 
         scoped_lock(const scoped_lock &) /* = delete */;
         scoped_lock& operator=(const scoped_lock &) /* = delete */;