ompi/mpi/c/win_unlock.c

   1 /*
   2  * Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
   3  *                         University Research and Technology
   4  *                         Corporation.  All rights reserved.
   5  * Copyright (c) 2004-2005 The University of Tennessee and The University
   6  *                         of Tennessee Research Foundation.  All rights
   7  *                         reserved.
   8  * Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
   9  *                         University of Stuttgart.  All rights reserved.
  10  * Copyright (c) 2004-2005 The Regents of the University of California.
  11  *                         All rights reserved.
  12  * $COPYRIGHT$
  13  *
  14  * Additional copyrights may follow
  15  *
  16  * $HEADER$
  17  */
  18 #include "ompi_config.h"
  19 #include <stdio.h>
  20
  21 #include "ompi/mpi/c/bindings.h"
  22 #include "ompi/win/win.h"
  23 #include "ompi/mca/osc/osc.h"
  24
  25 #if OMPI_HAVE_WEAK_SYMBOLS && OMPI_PROFILING_DEFINES
  26 #pragma weak MPI_Win_unlock = PMPI_Win_unlock
  27 #endif
  28
  29 #if OMPI_PROFILING_DEFINES
  30 #include "ompi/mpi/c/profile/defines.h"
  31 #endif
  32
  33 static const char FUNC_NAME[] = "MPI_Win_unlock";
  34
  35
  36 int MPI_Win_unlock(int rank, MPI_Win win)
  37 {
  38     int rc;
  39
  40     if (MPI_PARAM_CHECK) {
  41         OMPI_ERR_INIT_FINALIZE(FUNC_NAME);
  42
  43         if (ompi_win_invalid(win)) {
  44             return OMPI_ERRHANDLER_INVOKE(win, MPI_ERR_WIN, FUNC_NAME);
  45         } else if (ompi_win_peer_invalid(win, rank)) {
  46             return OMPI_ERRHANDLER_INVOKE(win, MPI_ERR_RANK, FUNC_NAME);
  47         } else if (0 == (ompi_win_get_mode(win) & OMPI_WIN_LOCK_ACCESS)) {
  48             return OMPI_ERRHANDLER_INVOKE(win, MPI_ERR_RMA_SYNC, FUNC_NAME);
  49         }
  50     }
  51
  52     rc = win->w_osc_module->osc_unlock(rank, win);
  53     OMPI_ERRHANDLER_RETURN(rc, win, rc, FUNC_NAME);
  54 }