6e8522fec5
- extend the framework API - remove the dummy component, not require anymore - add four components to perform the actual job. This commit was SVN r28828.
117 строки
3.9 KiB
C
117 строки
3.9 KiB
C
/*
|
|
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
|
|
* University Research and Technology
|
|
* Corporation. All rights reserved.
|
|
* Copyright (c) 2004-2006 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 (c) 2008 University of Houston. All rights reserved.
|
|
* $COPYRIGHT$
|
|
*
|
|
* Additional copyrights may follow
|
|
*
|
|
* $HEADER$
|
|
*
|
|
* These symbols are in a file by themselves to provide nice linker
|
|
* semantics. Since linkers generally pull in symbols by object fules,
|
|
* keeping these symbols as the only symbols in this file prevents
|
|
* utility programs such as "ompi_info" from having to import entire
|
|
* modules just to query their version and parameters
|
|
*/
|
|
|
|
#include "ompi_config.h"
|
|
#include "mpi.h"
|
|
#include "ompi/mca/sharedfp/sharedfp.h"
|
|
#include "ompi/mca/sharedfp/sm/sharedfp_sm.h"
|
|
|
|
/*
|
|
* *******************************************************************
|
|
* ************************ actions structure ************************
|
|
* *******************************************************************
|
|
*/
|
|
/* IMPORTANT: Update here when adding sharedfp component interface functions*/
|
|
static mca_sharedfp_base_module_1_0_0_t sm = {
|
|
mca_sharedfp_sm_module_init, /* initalise after being selected */
|
|
mca_sharedfp_sm_module_finalize, /* close a module on a communicator */
|
|
mca_sharedfp_sm_seek,
|
|
mca_sharedfp_sm_get_position,
|
|
mca_sharedfp_sm_read,
|
|
mca_sharedfp_sm_read_ordered,
|
|
mca_sharedfp_sm_read_ordered_begin,
|
|
mca_sharedfp_sm_read_ordered_end,
|
|
mca_sharedfp_sm_iread,
|
|
mca_sharedfp_sm_write,
|
|
mca_sharedfp_sm_write_ordered,
|
|
mca_sharedfp_sm_write_ordered_begin,
|
|
mca_sharedfp_sm_write_ordered_end,
|
|
mca_sharedfp_sm_iwrite,
|
|
mca_sharedfp_sm_file_open,
|
|
mca_sharedfp_sm_file_close
|
|
};
|
|
/*
|
|
* *******************************************************************
|
|
* ************************* structure ends **************************
|
|
* *******************************************************************
|
|
*/
|
|
|
|
int mca_sharedfp_sm_component_init_query(bool enable_progress_threads,
|
|
bool enable_mpi_threads)
|
|
{
|
|
/* Nothing to do */
|
|
|
|
return OMPI_SUCCESS;
|
|
}
|
|
|
|
struct mca_sharedfp_base_module_1_0_0_t * mca_sharedfp_sm_component_file_query(mca_io_ompio_file_t *fh, int *priority)
|
|
{
|
|
int i;
|
|
ompi_proc_t *proc;
|
|
ompi_communicator_t * comm = fh->f_comm;
|
|
int size = ompi_comm_size(comm);
|
|
|
|
*priority = 0;
|
|
|
|
/* test, and update priority. All processes have to be
|
|
** on a single node.
|
|
** original test copied from mca/coll/sm/coll_sm_module.c:
|
|
*/
|
|
ompi_group_t *group = comm->c_local_group;
|
|
|
|
for (i = 0; i < size; ++i) {
|
|
proc = ompi_group_peer_lookup(group,i);
|
|
if (!OPAL_PROC_ON_LOCAL_NODE(proc->proc_flags)){
|
|
opal_output(1,"mca_sharedfp_sm_component_file_query: Disqualifying myself: (%d/%s) "
|
|
"not all processes are on the same node.",
|
|
comm->c_contextid, comm->c_name);
|
|
return NULL;
|
|
}
|
|
}
|
|
/* This module can run */
|
|
*priority = mca_sharedfp_sm_priority;
|
|
return &sm;
|
|
}
|
|
|
|
int mca_sharedfp_sm_component_file_unquery (mca_io_ompio_file_t *file)
|
|
{
|
|
/* This function might be needed for some purposes later. for now it
|
|
* does not have anything to do since there are no steps which need
|
|
* to be undone if this module is not selected */
|
|
|
|
return OMPI_SUCCESS;
|
|
}
|
|
|
|
int mca_sharedfp_sm_module_init (mca_io_ompio_file_t *file)
|
|
{
|
|
return OMPI_SUCCESS;
|
|
}
|
|
|
|
|
|
int mca_sharedfp_sm_module_finalize (mca_io_ompio_file_t *file)
|
|
{
|
|
return OMPI_SUCCESS;
|
|
}
|