b2dbde2be4
btl/scif could not compile after it was moved down into opal. this commit fixes the compilation issue *only* This commit was SVN r32351.
241 строка
7.0 KiB
C
241 строка
7.0 KiB
C
/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
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/*
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* Copyright (c) 2013 Los Alamos National Security, LLC. All rights
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* reserved.
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* Copyright (c) 2014 Research Organization for Information Science
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* and Technology (RIST). 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_SCIF_H
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#define MCA_BTL_SCIF_H
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#include "opal_config.h"
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#include "opal/mca/mpool/mpool.h"
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#include "opal/mca/mpool/base/base.h"
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#include "opal/mca/mpool/grdma/mpool_grdma.h"
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#include "opal/util/output.h"
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#include "opal_stdint.h"
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#include "opal/util/proc.h"
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#include "opal/mca/btl/btl.h"
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#include "opal/mca/btl/base/base.h"
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#include "opal/mca/btl/base/btl_base_error.h"
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#include "opal/class/ompi_free_list.h"
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#include <scif.h>
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#include <errno.h>
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#include <stdint.h>
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#include <sys/types.h>
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#include <assert.h>
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#include <sys/time.h>
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/* Turn on timers for debug builds */
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#if OPAL_ENABLE_DEBUG
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/* #define SCIF_TIMING */
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#endif
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#if defined(SCIF_TIMING)
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#include <sys/time.h>
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#include <math.h>
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static inline void timerspecsub (struct timespec *end, struct timespec *start,
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struct timespec *diff) {
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diff->tv_nsec = end->tv_nsec - start->tv_nsec;
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diff->tv_sec = end->tv_sec - start->tv_sec;
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if (diff->tv_nsec < 0) {
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--diff->tv_sec;
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diff->tv_nsec += 1000000000;
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}
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}
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#define SCIF_UPDATE_TIMER(agg, max, start) \
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do { \
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struct timespec _te, _diff; \
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double _tmpd; \
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clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &_te); \
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timerspecsub(&_te, &(start), &_diff); \
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_tmpd = (double) _diff.tv_sec + (double) _diff.tv_nsec / 1000000000.0; \
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(agg) += _tmpd; \
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(max) = fmax ((max), _tmpd); \
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} while (0)
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#endif
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typedef struct mca_btl_scif_modex_t {
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struct scif_portID port_id;
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} mca_btl_scif_modex_t;
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typedef struct mca_btl_scif_module_t {
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mca_btl_base_module_t super;
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/* listening endpoint */
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scif_epd_t scif_fd;
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/* listening port */
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struct scif_portID port_id;
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size_t endpoint_count;
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struct mca_btl_base_endpoint_t *endpoints;
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opal_list_t failed_frags;
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/* fragments for DMA */
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ompi_free_list_t dma_frags;
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/* fragments for eager send */
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ompi_free_list_t eager_frags;
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pthread_t listen_thread;
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volatile bool exiting;
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} mca_btl_scif_module_t;
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typedef struct mca_btl_scif_component_t {
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/* base BTL component */
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mca_btl_base_component_2_0_0_t super;
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/* DMA free list settings */
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int scif_free_list_num;
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int scif_free_list_max;
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int scif_free_list_inc;
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unsigned int segment_size;
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bool rma_use_cpu;
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bool rma_sync;
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#if defined(SCIF_TIMING)
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/* performance timers */
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double aquire_buffer_time;
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double aquire_buffer_time_max;
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double send_time;
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double send_time_max;
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double sendi_time;
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double sendi_time_max;
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double get_time;
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double get_time_max;
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unsigned long get_count;
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double put_time;
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double put_time_max;
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unsigned long put_count;
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#endif
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} mca_btl_scif_component_t;
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int mca_btl_scif_module_init (void);
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/**
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* BML->BTL notification of change in the process list.
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*
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* location: btl_scif_add_procs.c
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*
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* @param btl (IN) BTL module
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* @param nprocs (IN) Number of processes
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* @param procs (IN) Array of processes
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* @param endpoint (OUT) Array of mca_btl_base_endpoint_t structures by BTL.
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* @param reachable (OUT) Bitmask indicating set of peer processes that are reachable by this BTL.
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* @return OPAL_SUCCESS or error status on failure.
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*/
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int
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mca_btl_scif_add_procs (struct mca_btl_base_module_t* btl,
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size_t nprocs,
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struct opal_proc_t **procs,
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struct mca_btl_base_endpoint_t **peers,
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opal_bitmap_t *reachable);
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/**
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* Notification of change to the process list.
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*
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* location: btl_scif_add_procs.c
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*
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* @param btl (IN) BTL module
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* @param nprocs (IN) Number of processes
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* @param proc (IN) Set of processes
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* @param peer (IN) Set of peer addressing information.
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* @return Status indicating if cleanup was successful
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*/
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int
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mca_btl_scif_del_procs (struct mca_btl_base_module_t *btl,
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size_t nprocs,
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struct opal_proc_t **procs,
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struct mca_btl_base_endpoint_t **peers);
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/**
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* Initiate an asynchronous send.
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*
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* location: btl_scif_send.c
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*
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* @param btl (IN) BTL module
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* @param endpoint (IN) BTL addressing information
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* @param descriptor (IN) Description of the data to be transfered
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* @param tag (IN) The tag value used to notify the peer.
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*/
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int
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mca_btl_scif_send (struct mca_btl_base_module_t *btl,
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struct mca_btl_base_endpoint_t *btl_peer,
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struct mca_btl_base_descriptor_t *descriptor,
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mca_btl_base_tag_t tag);
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int mca_btl_scif_sendi (struct mca_btl_base_module_t *btl,
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struct mca_btl_base_endpoint_t *endpoint,
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struct opal_convertor_t *convertor,
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void *header, size_t header_size,
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size_t payload_size, uint8_t order,
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uint32_t flags, mca_btl_base_tag_t tag,
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mca_btl_base_descriptor_t **descriptor);
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/**
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* Initiate a get operation.
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*
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* location: btl_scif_get.c
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*
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* @param btl (IN) BTL module
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* @param endpoint (IN) BTL addressing information
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* @param descriptor (IN) Description of the data to be transferred
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*/
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int
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mca_btl_scif_get (struct mca_btl_base_module_t *btl,
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struct mca_btl_base_endpoint_t *endpoint,
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struct mca_btl_base_descriptor_t *des);
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/**
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* Initiate a put operation.
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*
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* location: btl_scif_put.c
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*
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* @param btl (IN) BTL module
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* @param endpoint (IN) BTL addressing information
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* @param descriptor (IN) Description of the data to be transferred
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*/
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int
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mca_btl_scif_put (struct mca_btl_base_module_t *btl,
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struct mca_btl_base_endpoint_t *endpoint,
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struct mca_btl_base_descriptor_t *des);
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mca_btl_base_descriptor_t *
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mca_btl_scif_alloc(struct mca_btl_base_module_t *btl,
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struct mca_btl_base_endpoint_t *endpoint,
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uint8_t order, size_t size, uint32_t flags);
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int mca_btl_scif_progress_send_wait_list (struct mca_btl_base_endpoint_t *endpoint);
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typedef struct mca_btl_scif_reg_t {
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mca_mpool_base_registration_t base;
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off_t *registrations;
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} mca_btl_scif_reg_t;
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/* Global structures */
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OPAL_MODULE_DECLSPEC extern mca_btl_scif_component_t mca_btl_scif_component;
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OPAL_MODULE_DECLSPEC extern mca_btl_scif_module_t mca_btl_scif_module;
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#endif
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