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@@ -2,7 +2,7 @@
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*
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* Copyright (C) 2010-2017 CNRS
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* Copyright (C) 2011-2012,2017 Inria
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- * Copyright (C) 2009-2011,2014-2017 Université de Bordeaux
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+ * Copyright (C) 2009-2011,2014-2018 Université de Bordeaux
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*
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* StarPU is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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@@ -371,11 +371,11 @@ node-local value without any MPI communication.
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\fn void starpu_mpi_data_migrate(MPI_Comm comm, starpu_data_handle_t handle, int new_rank)
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\ingroup API_MPI_Support
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-Migrate the data onto the \p new_rank MPI node. This means both transferring
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-the data to node \p new_rank if it hasn't been transferred already, and setting
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-the home node of the data to the new node. Further data transfers triggered by
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+Submits migration of the data onto the \p new_rank MPI node. This means both submitting the transfer of
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+the data to node \p new_rank if it hasn't been submitted already, and setting
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+the home node of the data to the new node. Further data transfers submitted by
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starpu_mpi_task_insert() will be done from that new node. This function thus
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-needs to be called on all nodes which have registered the data. This also
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+needs to be called on all nodes which have registered the data at the same point of tasks submissions. This also
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flushes the cache for this data to avoid incoherencies.
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\def STARPU_EXECUTE_ON_NODE
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