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openmpi/ompi/mpi/c/win_free.c
Brian Barrett 14f338b7df Fix for lock/unlock epoch issues. Previously, we did not handle the case
where a window was in both the passive and active side of a lock sequence.

Refs trac:488

This commit was SVN r12112.

The following Trac tickets were found above:
  Ticket 488 --> https://svn.open-mpi.org/trac/ompi/ticket/488
2006-10-12 22:52:13 +00:00

56 строки
1.7 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 "ompi/mpi/c/bindings.h"
#include "ompi/win/win.h"
#if OMPI_HAVE_WEAK_SYMBOLS && OMPI_PROFILING_DEFINES
#pragma weak MPI_Win_free = PMPI_Win_free
#endif
#if OMPI_PROFILING_DEFINES
#include "ompi/mpi/c/profile/defines.h"
#endif
static const char FUNC_NAME[] = "MPI_Win_free";
int MPI_Win_free(MPI_Win *win)
{
int ret;
if (MPI_PARAM_CHECK) {
OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
if (ompi_win_invalid(*win)) {
return OMPI_ERRHANDLER_INVOKE(MPI_COMM_WORLD, MPI_ERR_WIN, FUNC_NAME);
} else if (OMPI_WIN_ACCESS_EPOCH & ompi_win_get_mode(*win)) {
return OMPI_ERRHANDLER_INVOKE(*win,
MPI_ERR_RMA_SYNC,
FUNC_NAME);
}
}
ret = ompi_win_free(*win);
if (OMPI_SUCCESS == ret) *win = MPI_WIN_NULL;
OMPI_ERRHANDLER_RETURN(ret, *win, ret, FUNC_NAME);
}