From be1524ea4e2a2f7ad9ffbf2fad85f707ae3b6d57 Mon Sep 17 00:00:00 2001
From: Tim Blechmann <tim@klingt.org>
Date: Thu, 6 Dec 2012 12:35:42 +0000
Subject: [PATCH] atomic: update documentation

[SVN r81737]
---
 doc/atomic.qbk | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/doc/atomic.qbk b/doc/atomic.qbk
index 4f5315a..763f737 100644
--- a/doc/atomic.qbk
+++ b/doc/atomic.qbk
@@ -9,6 +9,7 @@
     [quickbook 1.4]
     [authors [Bahmann, Helge]]
     [copyright 2011 Helge Bahmann]
+    [copyright 2012 Tim Blechmann]
     [id atomic]
     [dirname atomic]
     [purpose Atomic operations]
@@ -414,6 +415,10 @@ All atomic objects supports the following operations:
       [`atomic(T initial_value)`]
       [Initialize to [^initial_value]]
     ]
+    [
+      [`bool is_lock_free()`]
+      [Checks if the atomic object is lock-free]
+    ]
     [
       [`T load(memory_order order)`]
       [Return current value]
@@ -645,6 +650,8 @@ limitations that cannot be lifted without compiler support:
   as "full compiler barriers" in this implementation. In corner
   cases this may lead to worse code than a C++11 compiler
   could generate.
+* [*No interprocess fallback]: using `atomic<T>` in shared memory only works
+  correctly, if `atomic<T>::is_lock_free == true`
 
 [endsect]