65 строки
2.2 KiB
C
65 строки
2.2 KiB
C
/*
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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) 2004-2008 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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* $COPYRIGHT$
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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/win/win.h"
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#include "ompi/mca/osc/osc.h"
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#include "ompi/memchecker.h"
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#if OMPI_HAVE_WEAK_SYMBOLS && OMPI_PROFILING_DEFINES
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#pragma weak MPI_Win_fence = PMPI_Win_fence
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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_fence";
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int MPI_Win_fence(int assert, MPI_Win win)
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{
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int rc;
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OPAL_CR_TEST_CHECKPOINT_READY();
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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 (0 != (assert & ~(MPI_MODE_NOSTORE | MPI_MODE_NOPUT |
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MPI_MODE_NOPRECEDE | MPI_MODE_NOSUCCEED))) {
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return OMPI_ERRHANDLER_INVOKE(win, MPI_ERR_ASSERT, FUNC_NAME);
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} else if (0 != (ompi_win_get_mode(win) &
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(OMPI_WIN_POSTED | OMPI_WIN_STARTED))) {
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/* If we're in a post or start, we can't be in a fence */
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return OMPI_ERRHANDLER_INVOKE(win, MPI_ERR_RMA_SYNC, FUNC_NAME);
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}
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}
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MEMCHECKER (
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/* First, we have to make sure it's a valid and initialised win. */
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if( win->w_baseptr != NULL && win->w_size != 0 && win->w_mode != 0)
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opal_memchecker_base_mem_noaccess( win->w_baseptr, win->w_size );
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);
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rc = win->w_osc_module->osc_fence(assert, win);
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OMPI_ERRHANDLER_RETURN(rc, win, rc, FUNC_NAME);
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}
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