1
1
openmpi/opal/mca/common/ugni/common_ugni.h
Howard Pritchard 9947758d98 initial thread safety for ugni btl
This commit adds initial ugni thread safety support.
With this commit, sun thread tests (excepting MPI-2 RMA)
pass with various process counts and threads/process.
Also osu_latency_mt passes.
2014-10-08 10:13:22 -06:00

118 строки
2.9 KiB
C

/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
/*
* Copyright (c) 2011-2013 Los Alamos National Security, LLC. All rights
* reserved.
* Copyright (c) 2011 UT-Battelle, LLC. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "opal_config.h"
#include "opal/util/output.h"
#include "opal/util/proc.h"
#include "opal/class/opal_list.h"
#include "opal/include/opal/prefetch.h"
#include "opal_stdint.h"
#include <errno.h>
#include <stdint.h>
#include <sys/types.h>
#include <assert.h>
#include <sys/time.h>
#include <gni_pub.h>
#include "common_ugni_ep.h"
#if !defined(MPI_COMMON_UGNI_H)
#define MPI_COMMON_UGNI_H
struct opal_common_ugni_modex_t {
uint32_t addr;
int id;
gni_mem_handle_t irq_memhndl;
};
typedef struct opal_common_ugni_modex_t opal_common_ugni_modex_t;
struct opal_common_ugni_device_t {
opal_object_t super;
gni_nic_handle_t dev_handle;
/* Minor number of the Gemini NIC */
int32_t dev_id;
uint32_t dev_pe_addr;
uint32_t dev_addr;
uint32_t dev_cpu_id;
size_t dev_ep_count;
opal_mutex_t dev_lock;
gni_mem_handle_t smsg_irq_mhndl;
void *btl_ctx;
};
typedef struct opal_common_ugni_device_t opal_common_ugni_device_t;
struct opal_common_ugni_module_t {
/* protection tag */
uint8_t ptag;
/* unique id for this process assigned by the system */
uint32_t cookie;
/* communication domain handle */
gni_cdm_handle_t cd_handle;
/* device count. to be used if we have more than 1 common per ugni device */
int device_count;
opal_common_ugni_device_t *devices;
int rdma_max_retries;
};
typedef struct opal_common_ugni_module_t opal_common_ugni_module_t;
struct opal_common_ugni_post_desc_t {
gni_post_descriptor_t base;
opal_common_ugni_endpoint_t *endpoint;
int tries;
};
typedef struct opal_common_ugni_post_desc_t opal_common_ugni_post_desc_t;
extern opal_common_ugni_module_t opal_common_ugni_module;
extern mca_base_component_t opal_common_ugni_component;
static inline int
opal_common_rc_ugni_to_opal (gni_return_t rc)
{
int codes[] = {OPAL_SUCCESS,
OPAL_ERR_RESOURCE_BUSY,
OPAL_ERR_BAD_PARAM,
OPAL_ERR_OUT_OF_RESOURCE,
OPAL_ERR_TIMEOUT,
OPAL_ERR_PERM,
OPAL_ERROR,
OPAL_ERR_BAD_PARAM,
OPAL_ERR_BAD_PARAM,
OPAL_ERR_NOT_FOUND,
OPAL_ERR_VALUE_OUT_OF_BOUNDS,
OPAL_ERROR,
OPAL_ERR_NOT_SUPPORTED,
OPAL_ERR_OUT_OF_RESOURCE};
return codes[rc];
}
/*
* Initialize uGNI communication domain and device(s).
*/
int opal_common_ugni_init (void);
/*
* Finalize uGNI communication domain and device(s).
*/
int opal_common_ugni_fini (void);
#endif /* MPI_COMMON_UGNI_H */