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openmpi/ompi/mpi/c/win_post.c
Brian Barrett 0d507ad970 * Fix a bunch of checks for proper access / exposure epochs
* Add implementation of Post/Wait/Start/Complete synchronization

This commit was SVN r8848.
2006-01-31 02:44:08 +00:00

59 строки
1.9 KiB
C

/*
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2005 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "ompi_config.h"
#include <stdio.h>
#include "mpi/c/bindings.h"
#include "win/win.h"
#include "mca/osc/osc.h"
#if OMPI_HAVE_WEAK_SYMBOLS && OMPI_PROFILING_DEFINES
#pragma weak MPI_Win_post = PMPI_Win_post
#endif
#if OMPI_PROFILING_DEFINES
#include "mpi/c/profile/defines.h"
#endif
static const char FUNC_NAME[] = "MPI_Win_post";
int MPI_Win_post(MPI_Group group, int assert, MPI_Win win)
{
int rc;
if (MPI_PARAM_CHECK) {
OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
if (ompi_win_invalid(win)) {
return OMPI_ERRHANDLER_INVOKE(win, MPI_ERR_WIN, FUNC_NAME);
} else if (0 != (assert & ~(MPI_MODE_NOCHECK | MPI_MODE_NOSTORE |
MPI_MODE_NOPUT))) {
return OMPI_ERRHANDLER_INVOKE(win, MPI_ERR_ASSERT, FUNC_NAME);
} else if (0 != (win->w_mode & (OMPI_WIN_ACCESS_EPOCH |
OMPI_WIN_EXPOSE_EPOCH))) {
/* we can't already be in an an exposure or accesss epoch
when we start a post */
return OMPI_ERRHANDLER_INVOKE(win, MPI_ERR_RMA_CONFLICT, FUNC_NAME);
}
}
rc = win->w_osc_module->osc_post(group, assert, win);
OMPI_ERRHANDLER_RETURN(rc, win, rc, FUNC_NAME);
}