[TSan] Fixed memory order

[libcds.git] / cds / intrusive / impl / skip_list.h

diff --git a/cds/intrusive/impl/skip_list.h b/cds/intrusive/impl/skip_list.h
index 89f80bfc04b7d590d1ac7792a8dd0a7833ea5bc2..8ee2d69e2d88744386a439d35fe7f540932bef04 100644 (file)
--- a/cds/intrusive/impl/skip_list.h
+++ b/cds/intrusive/impl/skip_list.h
@@ -1411,7 +1411,7 @@ namespace cds { namespace intrusive {
             // Insert at level 0
             {
                 marked_node_ptr p( pos.pSucc[0] );
-                pNode->next( 0 ).store( p, memory_model::memory_order_relaxed );
+                pNode->next( 0 ).store( p, memory_model::memory_order_release );
                 if ( !pos.pPrev[0]->next( 0 ).compare_exchange_strong( p, marked_node_ptr( pNode ), memory_model::memory_order_release, atomics::memory_order_relaxed ))
                     return false;
 
@@ -1427,7 +1427,7 @@ namespace cds { namespace intrusive {
                     // Set pNode->next
                     // pNode->next can have "logical deleted" flag if another thread is removing pNode right now
                     if ( !pNode->next( nLevel ).compare_exchange_strong( p, pSucc,
-                        memory_model::memory_order_acq_rel, atomics::memory_order_acquire ))
+                        memory_model::memory_order_release, atomics::memory_order_acquire ))
                     {
                         // pNode has been marked as removed while we are inserting it
                         // Stop inserting