From 629e47295b44d9adf01b66061dd891a25e567474 Mon Sep 17 00:00:00 2001
From: Torvald Riegel <triegel@redhat.com>
Date: Wed, 13 Jan 2016 12:40:34 +0000
Subject: libitm: Fix privatization safety interaction with serial mode.

From-SVN: r232322
---
 libitm/method-gl.cc | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'libitm/method-gl.cc')

diff --git a/libitm/method-gl.cc b/libitm/method-gl.cc
index 87d01db..b2e2bca 100644
--- a/libitm/method-gl.cc
+++ b/libitm/method-gl.cc
@@ -338,6 +338,15 @@ public:
 
   }
 
+  virtual bool snapshot_most_recent()
+  {
+    // This is the same check as in validate() except that we do not restart
+    // on failure but simply return the result.
+    return o_gl_mg.orec.load(memory_order_relaxed)
+	== gtm_thr()->shared_state.load(memory_order_relaxed);
+  }
+
+
   CREATE_DISPATCH_METHODS(virtual, )
   CREATE_DISPATCH_METHODS_MEM()
 
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