98 строки
3.2 KiB
C
98 строки
3.2 KiB
C
/*
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* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
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* University Research and Technology
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* Corporation. All rights reserved.
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* Copyright (c) 2004-2006 The University of Tennessee and The University
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* of Tennessee Research Foundation. All rights
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* reserved.
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* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* Copyright (c) 2004-2005 The Regents of the University of California.
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* All rights reserved.
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* Copyright (c) 2006-2007 Voltaire All rights reserved.
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* Copyright (c) 2008 Cisco Systems, Inc. All rights reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*/
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#ifndef MCA_BTL_IB_PROC_H
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#define MCA_BTL_IB_PROC_H
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#include "opal/class/opal_object.h"
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#include "ompi/proc/proc.h"
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#include "btl_openib.h"
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#include "btl_openib_endpoint.h"
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BEGIN_C_DECLS
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/* Must forward reference this to avoid include file loop */
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struct ompi_btl_openib_connect_base_module_data_t;
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/**
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* Data received from the modex. For each openib BTL module/port in
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* the peer, we'll receive two things:
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*
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* 1. Data about the peer's port
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* 2. An array of CPCs that the peer has available on that port, each
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* of which has its own meta data
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*
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* Hence, these two items need to be bundled together;
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*/
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typedef struct mca_btl_openib_proc_modex_t {
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/** Information about the peer's port */
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mca_btl_openib_modex_message_t pm_port_info;
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/** Array of the peer's CPCs available on this port */
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ompi_btl_openib_connect_base_module_data_t *pm_cpc_data;
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/** Length of the pm_cpc_data array */
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uint8_t pm_cpc_data_count;
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} mca_btl_openib_proc_modex_t;
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/**
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* Represents the state of a remote process and the set of addresses
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* that it exports. Also cache an instance of mca_btl_base_endpoint_t for
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* each
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* BTL instance that attempts to open a connection to the process.
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*/
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struct mca_btl_openib_proc_t {
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/** allow proc to be placed on a list */
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opal_list_item_t super;
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/** pointer to corresponding ompi_proc_t */
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ompi_proc_t *proc_ompi;
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/** globally unique identifier for the process */
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orte_process_name_t proc_guid;
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/** modex messages from this proc; one for each port in the peer */
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mca_btl_openib_proc_modex_t *proc_ports;
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/** length of proc_ports array */
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uint8_t proc_port_count;
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/** array of endpoints that have been created to access this proc */
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struct mca_btl_base_endpoint_t **proc_endpoints;
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/** number of endpoints (length of proc_endpoints array) */
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size_t proc_endpoint_count;
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/** lock to protect against concurrent access to proc state */
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opal_mutex_t proc_lock;
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};
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typedef struct mca_btl_openib_proc_t mca_btl_openib_proc_t;
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OBJ_CLASS_DECLARATION(mca_btl_openib_proc_t);
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mca_btl_openib_proc_t* mca_btl_openib_proc_create(ompi_proc_t* ompi_proc);
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int mca_btl_openib_proc_insert(mca_btl_openib_proc_t*, mca_btl_base_endpoint_t*);
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int mca_btl_openib_proc_remove(ompi_proc_t* proc,
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mca_btl_base_endpoint_t* module_endpoint);
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END_C_DECLS
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#endif
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