dadca7da88
This merge adds Checkpoint/Restart support to Open MPI. The initial frameworks and components support a LAM/MPI-like implementation. This commit follows the risk assessment presented to the Open MPI core development group on Feb. 22, 2007. This commit closes trac:158 More details to follow. This commit was SVN r14051. The following SVN revisions from the original message are invalid or inconsistent and therefore were not cross-referenced: r13912 The following Trac tickets were found above: Ticket 158 --> https://svn.open-mpi.org/trac/ompi/ticket/158
177 строки
4.0 KiB
C
177 строки
4.0 KiB
C
/*
|
|
* Copyright (c) 2004-2007 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.
|
|
* $COPYRIGHT$
|
|
*
|
|
* Additional copyrights may follow
|
|
*
|
|
* $HEADER$
|
|
*/
|
|
|
|
#include "orte_config.h"
|
|
#include <errno.h>
|
|
#ifdef HAVE_UNISTD_H
|
|
#include <unistd.h>
|
|
#endif /* HAVE_UNISTD_H */
|
|
#include <string.h>
|
|
|
|
#include "orte/orte_constants.h"
|
|
#include "opal/util/output.h"
|
|
#include "orte/mca/iof/iof.h"
|
|
#include "orte/mca/rml/rml.h"
|
|
#include "orte/mca/rml/rml_types.h"
|
|
#include "orte/mca/iof/iof.h"
|
|
#include "orte/mca/iof/base/base.h"
|
|
#include "orte/mca/iof/base/iof_base_endpoint.h"
|
|
#include "iof_null.h"
|
|
|
|
|
|
orte_iof_base_module_t orte_iof_null_module = {
|
|
orte_iof_null_publish,
|
|
orte_iof_null_unpublish,
|
|
orte_iof_null_push,
|
|
orte_iof_null_pull,
|
|
orte_iof_null_subscribe,
|
|
orte_iof_null_unsubscribe,
|
|
orte_iof_base_flush,
|
|
orte_iof_null_finalize,
|
|
orte_iof_null_ft_event
|
|
};
|
|
|
|
|
|
int orte_iof_null_finalize(void) {
|
|
return ORTE_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
* Publish a local file descriptor as an endpoint that is logically
|
|
* associated with the specified process name (e.g. master side of a
|
|
* pipe/pty connected to a child process)
|
|
*
|
|
* @param name
|
|
* @param mode
|
|
* @param tag
|
|
* @param fd
|
|
*
|
|
*/
|
|
|
|
int orte_iof_null_publish(
|
|
const orte_process_name_t* name,
|
|
orte_iof_base_mode_t mode,
|
|
orte_iof_base_tag_t tag,
|
|
int fd)
|
|
{
|
|
return ORTE_SUCCESS;
|
|
}
|
|
|
|
|
|
/**
|
|
* Remove all registrations matching the specified process
|
|
* name, mask and tag values.
|
|
*
|
|
* @param name
|
|
* @param mask
|
|
* @param tag
|
|
*
|
|
*/
|
|
|
|
int orte_iof_null_unpublish(
|
|
const orte_process_name_t* name,
|
|
orte_ns_cmp_bitmask_t mask,
|
|
orte_iof_base_tag_t tag)
|
|
{
|
|
return ORTE_SUCCESS;
|
|
}
|
|
|
|
|
|
/**
|
|
* Explicitly push data from the specified file descriptor
|
|
* to the indicated set of peers.
|
|
*
|
|
* @param dst_name Name used to qualify set of peers.
|
|
* @param dst_mask Mask that specified how name is interpreted.
|
|
* @param dst_tag Match a specific peer endpoint.
|
|
* @param fd Local file descriptor.
|
|
*/
|
|
|
|
int orte_iof_null_push(
|
|
const orte_process_name_t* dst_name,
|
|
orte_ns_cmp_bitmask_t dst_mask,
|
|
orte_iof_base_tag_t dst_tag,
|
|
int fd)
|
|
{
|
|
return ORTE_SUCCESS;
|
|
}
|
|
|
|
|
|
/**
|
|
* Explicitly pull data from the specified set of peers
|
|
* and dump to the indicated file descriptor.
|
|
*
|
|
* @param dst_name Name used to qualify set of peers.
|
|
* @param dst_mask Mask that specified how name is interpreted.
|
|
* @param dst_tag Match a specific peer endpoint.
|
|
* @param fd Local file descriptor.
|
|
*/
|
|
|
|
int orte_iof_null_pull(
|
|
const orte_process_name_t* src_name,
|
|
orte_ns_cmp_bitmask_t src_mask,
|
|
orte_iof_base_tag_t src_tag,
|
|
int fd)
|
|
{
|
|
return ORTE_SUCCESS;
|
|
}
|
|
|
|
/**
|
|
* Setup buffering for a specified set of endpoints.
|
|
*/
|
|
|
|
int orte_iof_null_buffer(
|
|
const orte_process_name_t* src_name,
|
|
orte_ns_cmp_bitmask_t src_mask,
|
|
orte_iof_base_tag_t src_tag,
|
|
size_t buffer_size)
|
|
{
|
|
return ORTE_SUCCESS;
|
|
}
|
|
|
|
|
|
/*
|
|
* Subscribe to receive a callback on receipt of data
|
|
* from a specified set of peers.
|
|
*/
|
|
|
|
int orte_iof_null_subscribe(
|
|
const orte_process_name_t* src_name,
|
|
orte_ns_cmp_bitmask_t src_mask,
|
|
orte_iof_base_tag_t src_tag,
|
|
orte_iof_base_callback_fn_t cb,
|
|
void* cbdata)
|
|
{
|
|
return ORTE_SUCCESS;
|
|
}
|
|
|
|
int orte_iof_null_unsubscribe(
|
|
const orte_process_name_t* src_name,
|
|
orte_ns_cmp_bitmask_t src_mask,
|
|
orte_iof_base_tag_t src_tag)
|
|
{
|
|
return ORTE_SUCCESS;
|
|
}
|
|
|
|
int orte_iof_null_ft_event( int state ) {
|
|
/*
|
|
* Do nothing :)
|
|
*/
|
|
return ORTE_SUCCESS;
|
|
}
|