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openmpi/ompi/mca/fbtl/pvfs2/fbtl_pvfs2.c
2015-06-23 20:59:57 -07:00

88 строки
3.1 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) 2008-2014 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/fbtl/fbtl.h"
#include "ompi/mca/fbtl/pvfs2/fbtl_pvfs2.h"
/*
* *******************************************************************
* ************************ actions structure ************************
* *******************************************************************
*/
static mca_fbtl_base_module_1_0_0_t pvfs2 = {
mca_fbtl_pvfs2_module_init, /* initalise after being selected */
mca_fbtl_pvfs2_module_finalize, /* close a module on a communicator */
mca_fbtl_pvfs2_preadv, /* blocking read */
NULL, /* non-blocking read */
mca_fbtl_pvfs2_pwritev, /* blocking write */
NULL, /* non-blocking write */
NULL, /* module specific progress */
NULL /* free module specific data items on the request */
};
/*
* *******************************************************************
* ************************* structure ends **************************
* *******************************************************************
*/
int mca_fbtl_pvfs2_component_init_query(bool enable_progress_threads,
bool enable_mpi_threads) {
/* Nothing to do */
return OMPI_SUCCESS;
}
struct mca_fbtl_base_module_1_0_0_t *
mca_fbtl_pvfs2_component_file_query (mca_io_ompio_file_t *fh, int *priority) {
*priority = mca_fbtl_pvfs2_priority;
if (PVFS2 == fh->f_fstype) {
if (*priority < 50) {
*priority = 50;
}
}
return &pvfs2;
}
int mca_fbtl_pvfs2_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_fbtl_pvfs2_module_init (mca_io_ompio_file_t *file) {
return OMPI_SUCCESS;
}
int mca_fbtl_pvfs2_module_finalize (mca_io_ompio_file_t *file) {
return OMPI_SUCCESS;
}