37ae430424
It is valid to lock/unlock MPI_PROC_NULL. It probably isn't work tracking whether MPI_PROC_NULL is locked for MPI_PROC_NULL RMA operations so this is probably the permanent solution. Closes trac:4720 Tracking the 1.8.2 issue with this CMR. cmr=v1.8.2:reviewer=bbenton This commit was SVN r32011. The following Trac tickets were found above: Ticket 4720 --> https://svn.open-mpi.org/trac/ompi/ticket/4720
64 строки
2.0 KiB
C
64 строки
2.0 KiB
C
/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
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/*
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* Copyright (c) 2004-2007 The Trustees of Indiana University and Indiana
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* University Research and Technology
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* Corporation. All rights reserved.
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* Copyright (c) 2004-2005 The University of Tennessee and The University
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* of Tennessee Research Foundation. All rights
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* reserved.
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* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* Copyright (c) 2004-2005 The Regents of the University of California.
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* All rights reserved.
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* Copyright (c) 2014 Los Alamos National Security, LLC. All rights
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* reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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#include "ompi_config.h"
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#include <stdio.h>
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#include "ompi/mpi/c/bindings.h"
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#include "ompi/runtime/params.h"
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#include "ompi/communicator/communicator.h"
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#include "ompi/errhandler/errhandler.h"
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#include "ompi/win/win.h"
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#include "ompi/mca/osc/osc.h"
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#if OPAL_HAVE_WEAK_SYMBOLS && OMPI_PROFILING_DEFINES
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#pragma weak MPI_Win_unlock = PMPI_Win_unlock
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#endif
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#if OMPI_PROFILING_DEFINES
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#include "ompi/mpi/c/profile/defines.h"
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#endif
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static const char FUNC_NAME[] = "MPI_Win_unlock";
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int MPI_Win_unlock(int rank, MPI_Win win)
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{
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int rc;
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if (MPI_PARAM_CHECK) {
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OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
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if (ompi_win_invalid(win)) {
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return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_WIN, FUNC_NAME);
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} else if (ompi_win_peer_invalid(win, rank)) {
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return OMPI_ERRHANDLER_INVOKE(win, MPI_ERR_RANK, FUNC_NAME);
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}
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}
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/* NTH: do not bother keeping track of unlocking MPI_PROC_NULL. */
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if (MPI_PROC_NULL == rank) return MPI_SUCCESS;
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OPAL_CR_ENTER_LIBRARY();
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rc = win->w_osc_module->osc_unlock(rank, win);
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OMPI_ERRHANDLER_RETURN(rc, win, rc, FUNC_NAME);
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}
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