ports/openmpi
ports/openmpi
1
1
Форкнуть 0
Код Релизы Активность
260905b9f4
openmpi/orte/mca/oob/ud/oob_ud_event.c

613 строки
22 KiB
C
Исходник Ответственный История

/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
/*
* Copyright (c) 2011-2012 Los Alamos National Security, LLC. All rights
* reserved.
* 2014 Mellanox Technologies, Inc.
* All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*
*/
#include "oob_ud_component.h"
#define min(a,b) ((a) < (b) ? (a) : (b))
static int mca_oob_ud_event_send_ack (mca_oob_ud_port_t *port, mca_oob_ud_peer_t *peer, mca_oob_ud_msg_hdr_t *msg);
static int mca_oob_ud_event_send_nack (mca_oob_ud_port_t *port, mca_oob_ud_peer_t *peer, mca_oob_ud_msg_hdr_t *msg);
static int mca_oob_ud_event_handle_ack (mca_oob_ud_port_t *port, mca_oob_ud_peer_t *peer,
mca_oob_ud_msg_hdr_t *msg_hdr);
static int mca_oob_ud_event_handle_nack (mca_oob_ud_port_t *port, mca_oob_ud_peer_t *peer,
mca_oob_ud_msg_hdr_t *msg_hdr);
static int mca_oob_ud_event_handle_completion (mca_oob_ud_port_t *port, mca_oob_ud_msg_hdr_t *msg);
static int mca_oob_ud_event_handle_data_ok (mca_oob_ud_port_t *port, mca_oob_ud_msg_hdr_t *msg);
static int mca_oob_ud_event_handle_req (mca_oob_ud_port_t *port, mca_oob_ud_peer_t *peer, mca_oob_ud_msg_hdr_t *msg_hdr);
static int mca_oob_ud_event_handle_rep (mca_oob_ud_port_t *port, mca_oob_ud_msg_hdr_t *msg);
static int mca_oob_ud_event_handle_end (mca_oob_ud_peer_t *peer, mca_oob_ud_msg_hdr_t *msg_hdr);
static void *mca_oob_ud_event_dispatch(int fd, int flags, void *context);
static void *mca_oob_ud_complete_dispatch(int fd, int flags, void *context);
static void mca_oob_ud_stop_events(mca_oob_ud_device_t *device);
static inline opal_list_item_t *mca_oob_ud_list_get_first (opal_list_t *list)
{
return (opal_list_get_size (list) == 0) ? NULL : opal_list_get_first (list);
}
static inline opal_list_item_t *mca_oob_ud_list_get_next (opal_list_t *list, opal_list_item_t *item)
{
opal_list_item_t *next = opal_list_get_next (item);
return (opal_list_get_end(list) == next) ? NULL : next;
}
static bool event_started = false;
static bool event_completed_set = false;
void mca_oob_ud_event_start_monitor (mca_oob_ud_device_t *device)
{
if (!event_started) {
#if !OPAL_ENABLE_PROGRESS_THREADS
opal_progress_event_users_increment ();
#endif
opal_event_set (orte_event_base, &device->event, device->ib_channel->fd,
OPAL_EV_READ, mca_oob_ud_event_dispatch, (void *) device);
opal_event_add (&device->event, NULL);
event_started = true;
}
}
void mca_oob_ud_event_stop_monitor (mca_oob_ud_device_t *device)
{
if (event_started) {
#if !OPAL_ENABLE_PROGRESS_THREADS
opal_progress_event_users_decrement ();
#endif
opal_event_del (&device->event);
mca_oob_ud_stop_events (device);
event_started = false;
}
}
struct mca_oob_ud_msg_item_t {
opal_list_item_t super;
mca_oob_ud_msg_hdr_t *hdr;
mca_oob_ud_port_t *port;
mca_oob_ud_peer_t *peer;
int msg_num;
};
typedef struct mca_oob_ud_msg_item_t mca_oob_ud_msg_item_t;
OBJ_CLASS_DECLARATION(mca_oob_ud_msg_item_t);
static void mca_oob_ud_msg_item_construct (mca_oob_ud_msg_item_t *item)
{
memset ((char *) item + sizeof (item->super), 0, sizeof (*item) - sizeof (item->super));
}
static void mca_oob_ud_msg_item_destruct (mca_oob_ud_msg_item_t *item)
{
if (item->hdr) {
/* repost the receive request */
mca_oob_ud_port_post_one_recv (item->port, item->msg_num);
}
}
OBJ_CLASS_INSTANCE(mca_oob_ud_msg_item_t, opal_list_item_t,
mca_oob_ud_msg_item_construct,
mca_oob_ud_msg_item_destruct);
static int mca_oob_ud_msg_item_cmp (opal_list_item_t **a, opal_list_item_t **b)
{
mca_oob_ud_msg_item_t *aitem = *((mca_oob_ud_msg_item_t **) a);
mca_oob_ud_msg_item_t *bitem = *((mca_oob_ud_msg_item_t **) b);
if (aitem->peer == bitem->peer) {
return (aitem->hdr->msg_id > bitem->hdr->msg_id ? 1 : -1);
} else {
return (aitem->peer > bitem->peer) ? 1 : -1;
}
}
static int mca_oob_ud_process_messages (struct ibv_cq *event_cq, mca_oob_ud_port_t *port)
{
mca_oob_ud_msg_item_t *msg_item, *next_item;
opal_list_t *processing_msgs = &mca_oob_ud_component.ud_event_processing_msgs;
mca_oob_ud_peer_t *peer;
mca_oob_ud_msg_hdr_t *msg_hdr;
int msg_num, i, count;
struct ibv_wc wc[40];
bool peer_nacked;
count = ibv_poll_cq (event_cq, 40, wc);
if (count < 0)
return count;
/* acknowlege the events */
ibv_ack_cq_events (event_cq, count);
for (i = 0 ; i < count ; ++i) {
msg_num = (int)(wc[i].wr_id & (~MCA_OOB_UD_RECV_WR));
msg_hdr = (mca_oob_ud_msg_hdr_t *) (port->msg_buf.ptr + msg_num * port->mtu);
VALGRIND_MAKE_MEM_DEFINED(msg_hdr, wc[i].byte_len);
if (!(wc[i].wr_id & MCA_OOB_UD_RECV_WR) || IBV_WC_SUCCESS != wc[i].status) {
mca_oob_ud_port_post_one_recv (port, msg_num);
continue;
}
peer = mca_oob_ud_get_peer (port, &msg_hdr->ra.name, wc[i].src_qp, msg_hdr->ra.qkey,
wc[i].slid, msg_hdr->ra.port_num);
if (peer) {
if (MCA_OOB_UD_MSG_ACK != msg_hdr->msg_type && MCA_OOB_UD_MSG_NACK != msg_hdr->msg_type &&
MCA_OOB_UD_MSG_END != msg_hdr->msg_type) {
mca_oob_ud_msg_item_t *msg_item = OBJ_NEW(mca_oob_ud_msg_item_t);
msg_item->msg_num = msg_num;
msg_item->hdr = msg_hdr;
msg_item->port = port;
msg_item->peer = peer;
opal_list_append (processing_msgs, (opal_list_item_t *) msg_item);
} else {
if (MCA_OOB_UD_MSG_ACK == msg_hdr->msg_type) {
(void) mca_oob_ud_event_handle_ack (port, peer, msg_hdr);
} else if (MCA_OOB_UD_MSG_NACK == msg_hdr->msg_type) {
(void) mca_oob_ud_event_handle_nack (port, peer, msg_hdr);
} else {
mca_oob_ud_event_handle_end (peer, msg_hdr);
}
mca_oob_ud_port_post_one_recv (port, msg_num);
}
} else {
opal_output_verbose(10, orte_oob_base_framework.framework_output,
"%s oob:ud:process_message got a null peer for message id %"
PRIu64, ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), msg_hdr->msg_id);
mca_oob_ud_port_post_one_recv (port, msg_num);
}
}
/* Sort messages by peer then id */
opal_list_sort (processing_msgs, mca_oob_ud_msg_item_cmp);
/* Send ACKs/NACKs and throw away out-of-order messages */
msg_item = (mca_oob_ud_msg_item_t *) mca_oob_ud_list_get_first (processing_msgs);
for (peer = NULL, peer_nacked = false ; NULL != msg_item ; msg_item = next_item) {
if (peer != msg_item->peer) {
peer_nacked = false;
}
peer = msg_item->peer;
next_item = (mca_oob_ud_msg_item_t *) mca_oob_ud_list_get_next (processing_msgs,
(opal_list_item_t *)msg_item);
if (false == peer_nacked) {
if (msg_item->hdr->msg_id > peer->peer_expected_id) {
(void) mca_oob_ud_event_send_nack (msg_item->port, peer, msg_item->hdr);
peer_nacked = true;
} else if (NULL == next_item || (next_item->peer != msg_item->peer)) {
(void) mca_oob_ud_event_send_ack (msg_item->port, msg_item->peer, msg_item->hdr);
}
}
if (msg_item->hdr->msg_id != peer->peer_expected_id) {
opal_list_remove_item (processing_msgs, (opal_list_item_t *) msg_item);
OBJ_RELEASE(msg_item);
} else {
peer->peer_expected_id++;
}
}
/* Process remaining messages */
while (NULL !=
(msg_item = (mca_oob_ud_msg_item_t *) opal_list_remove_first (processing_msgs))) {
switch (msg_item->hdr->msg_type) {
case MCA_OOB_UD_MSG_REQUEST:
mca_oob_ud_event_handle_req (port, msg_item->peer, msg_item->hdr);
break;
case MCA_OOB_UD_MSG_REPLY:
mca_oob_ud_event_handle_rep (port, msg_item->hdr);
break;
case MCA_OOB_UD_MSG_COMPLETE:
mca_oob_ud_event_handle_completion (port, msg_item->hdr);
break;
case MCA_OOB_UD_MSG_DATA_OK:
mca_oob_ud_event_handle_data_ok (port, msg_item->hdr);
break;
case MCA_OOB_UD_MSG_END:
mca_oob_ud_event_handle_end (peer, msg_item->hdr);
break;
default:
/* do nothing */
break;
}
OBJ_RELEASE(msg_item);
}
return count;
}
static int mca_oob_ud_event_handle_ack (mca_oob_ud_port_t *port, mca_oob_ud_peer_t *peer,
mca_oob_ud_msg_hdr_t *msg_hdr)
{
mca_oob_ud_msg_t *msg;
opal_output_verbose(10, orte_oob_base_framework.framework_output,
"%s oob:ud:event_handle_ack got ack for msg id %" PRIu64
" from peer %s", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), msg_hdr->msg_id,
ORTE_NAME_PRINT(&peer->peer_name));
OPAL_THREAD_LOCK(&peer->peer_lock);
mca_oob_ud_peer_stop_timer (peer);
msg = (mca_oob_ud_msg_t *) mca_oob_ud_list_get_first (&peer->peer_flying_messages);
while (NULL != (msg = (mca_oob_ud_msg_t *) mca_oob_ud_list_get_first (&peer->peer_flying_messages))) {
if (msg->hdr->msg_id > msg_hdr->msg_id) {
break;
}
msg = (mca_oob_ud_msg_t *)opal_list_remove_first (&peer->peer_flying_messages);
(void) mca_oob_ud_msg_status_update (msg, MCA_OOB_UD_MSG_STATUS_COMPLETE);
}
mca_oob_ud_peer_start_timer (peer);
OPAL_THREAD_UNLOCK(&peer->peer_lock);
return ORTE_SUCCESS;
}
static int mca_oob_ud_event_handle_nack (mca_oob_ud_port_t *port, mca_oob_ud_peer_t *peer,
mca_oob_ud_msg_hdr_t *msg_hdr)
{
mca_oob_ud_msg_t *msg;
opal_output_verbose(10, orte_oob_base_framework.framework_output,
"%s oob:ud:event_handle_nack got nack for msg id %" PRIu64
" from peer %s", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), msg_hdr->msg_id,
ORTE_NAME_PRINT(&peer->peer_name));
OPAL_THREAD_LOCK(&peer->peer_lock);
mca_oob_ud_peer_stop_timer (peer);
while (NULL !=
(msg = (mca_oob_ud_msg_t *) mca_oob_ud_list_get_first (&peer->peer_flying_messages))) {
if (msg->hdr->msg_id >= msg_hdr->msg_id) {
break;
}
(void) opal_list_remove_first (&peer->peer_flying_messages);
(void) mca_oob_ud_msg_status_update (msg, MCA_OOB_UD_MSG_STATUS_COMPLETE);
}
/* repost remaining messages */
mca_oob_ud_peer_post_all (peer);
/* reset and start the timer */
mca_oob_ud_peer_reset_timer (peer);
mca_oob_ud_peer_start_timer (peer);
OPAL_THREAD_UNLOCK(&peer->peer_lock);
return ORTE_SUCCESS;
}
static int mca_oob_ud_event_handle_end (mca_oob_ud_peer_t *peer, mca_oob_ud_msg_hdr_t *msg_hdr)
{
opal_output_verbose(10, orte_oob_base_framework.framework_output,
"%s oob:ud:event_handle_end got end message from peer %s",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), ORTE_NAME_PRINT(&peer->peer_name));
mca_oob_ud_peer_lost (peer);
return ORTE_SUCCESS;
}
static int mca_oob_ud_event_send_ack (mca_oob_ud_port_t *port, mca_oob_ud_peer_t *peer, mca_oob_ud_msg_hdr_t *msg_hdr)
{
mca_oob_ud_msg_hdr_t tmp_hdr;
int rc = ORTE_SUCCESS;
struct ibv_send_wr wr;
struct ibv_sge sge;
opal_output_verbose(10, orte_oob_base_framework.framework_output,
"%s oob:ud:event_send_ack sending ack for message id %"
PRIu64 " peer = %s", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), msg_hdr->msg_id,
ORTE_NAME_PRINT(&peer->peer_name));
/* reuse registered buffer to send ack (just need to change the type/return address) */
memcpy (&tmp_hdr, msg_hdr, sizeof (tmp_hdr));
msg_hdr->msg_type = MCA_OOB_UD_MSG_ACK;
/* set return address */
msg_hdr->ra.qkey = 0;
msg_hdr->ra.name = *ORTE_PROC_MY_NAME;
msg_hdr->ra.port_num = port->port_num;
mca_oob_ud_fill_sge (&sge, msg_hdr, sizeof (*msg_hdr), port->msg_buf.mr->lkey);
mca_oob_ud_fill_send_wr (&wr, &sge, 1, peer);
rc = mca_oob_ud_qp_post_send (&port->listen_qp, &wr, 1);
if (ORTE_SUCCESS != rc) {
opal_output (0, "oob:ud:event_send_ack error posting ack!");
return rc;
}
memcpy (msg_hdr, &tmp_hdr, sizeof (tmp_hdr));
return ORTE_SUCCESS;
}
static int mca_oob_ud_event_send_nack (mca_oob_ud_port_t *port, mca_oob_ud_peer_t *peer, mca_oob_ud_msg_hdr_t *msg_hdr)
{
mca_oob_ud_msg_hdr_t tmp_hdr;
int rc = ORTE_SUCCESS;
struct ibv_send_wr wr;
struct ibv_sge sge;
opal_output_verbose(10, orte_oob_base_framework.framework_output,
"%s oob:ud:event_send_nack sending nack for message id %"
PRIu64 " peer = %s. msg_id = %" PRIu64, ORTE_NAME_PRINT(ORTE_PROC_MY_NAME),
peer->peer_expected_id, ORTE_NAME_PRINT(&peer->peer_name), msg_hdr->msg_id);
/* reuse registered buffer to send the nack (just need to change the type/return address) */
memcpy (&tmp_hdr, msg_hdr, sizeof (tmp_hdr));
msg_hdr->msg_type = MCA_OOB_UD_MSG_NACK;
/* set return address */
msg_hdr->ra.qkey = 0;
msg_hdr->ra.name = *ORTE_PROC_MY_NAME;
msg_hdr->ra.port_num = port->port_num;
msg_hdr->msg_id = peer->peer_expected_id;
mca_oob_ud_fill_sge (&sge, msg_hdr, sizeof (*msg_hdr), port->msg_buf.mr->lkey);
mca_oob_ud_fill_send_wr (&wr, &sge, 1, peer);
rc = mca_oob_ud_qp_post_send (&port->listen_qp, &wr, 1);
if (ORTE_SUCCESS != rc) {
opal_output (0, "oob:ud:event_send_ack error posting nack!");
return rc;
}
memcpy (msg_hdr, &tmp_hdr, sizeof (tmp_hdr));
return ORTE_SUCCESS;
}
void mca_oob_ud_event_queue_completed (mca_oob_ud_req_t *req)
{
struct timeval now = {0, 0};
mca_oob_ud_req_append_to_list (req, &mca_oob_ud_component.ud_event_queued_reqs);
if (!(event_completed_set) ||
!(opal_event_evtimer_pending (&mca_oob_ud_component.ud_complete_event, &now))) {
event_completed_set = true;
opal_event_evtimer_set (orte_event_base, &mca_oob_ud_component.ud_complete_event,
mca_oob_ud_complete_dispatch, NULL);
opal_event_add (&mca_oob_ud_component.ud_complete_event, &now);
}
}
static int mca_oob_ud_event_handle_completion (mca_oob_ud_port_t *port, mca_oob_ud_msg_hdr_t *msg_hdr)
{
mca_oob_ud_req_t *recv_req = msg_hdr->msg_lcl_ctx;
bool brc;
if (NULL == recv_req) {
opal_output(0, "%s oob:ud:event_handle_completion msg_hdr->msg_lcl_ctx is NULL",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME));
return ORTE_ERROR;
}
brc = mca_oob_ud_req_is_in_list (recv_req, &mca_oob_ud_component.ud_active_recvs);
if (false == brc) {
/* duplicate completion message? */
opal_output_verbose(0, orte_oob_base_framework.framework_output,
"%s oob:ud:event_handle_completion apparent duplicate completion. "
"request %p. req list = %p", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), (void *) recv_req,
(void *) recv_req->req_list);
return ORTE_SUCCESS;
}
recv_req->state = MCA_OOB_UD_REQ_COMPLETE;
mca_oob_ud_event_queue_completed (recv_req);
return ORTE_SUCCESS;
}
static int mca_oob_ud_event_handle_data_ok (mca_oob_ud_port_t *port, mca_oob_ud_msg_hdr_t *msg_hdr)
{
mca_oob_ud_req_t *send_req = msg_hdr->msg_lcl_ctx;
bool brc;
if (NULL == send_req) {
/* ack! */
return ORTE_ERROR;
}
opal_output_verbose(10, orte_oob_base_framework.framework_output,
"%s oob:ud:event_handle_data_ok got data ok message for request %p",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), (void *) send_req);
brc = mca_oob_ud_req_is_in_list (send_req, &mca_oob_ud_component.ud_active_sends);
if (false == brc) {
opal_output_verbose(0, orte_oob_base_framework.framework_output,
"%s oob:ud:event_handle_data_ok apparent duplicate data ok. "
"request %p. req list = %p", ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), (void *) send_req,
(void *) send_req->req_list);
/* duplicate data ok message? */
return ORTE_SUCCESS;
}
send_req->state = MCA_OOB_UD_REQ_COMPLETE;
mca_oob_ud_event_queue_completed (send_req);
return ORTE_SUCCESS;
}
static int mca_oob_ud_event_handle_req (mca_oob_ud_port_t *port, mca_oob_ud_peer_t *peer, mca_oob_ud_msg_hdr_t *msg_hdr)
{
mca_oob_ud_req_t *recv_req;
int rc;
rc = mca_oob_ud_recv_match_send (port, peer, msg_hdr, &recv_req);
if (ORTE_SUCCESS == rc) {
mca_oob_ud_event_queue_completed (recv_req);
}
return rc;
}
static int mca_oob_ud_event_handle_rep (mca_oob_ud_port_t *port, mca_oob_ud_msg_hdr_t *msg_hdr)
{
mca_oob_ud_req_t *send_req = (mca_oob_ud_req_t *) msg_hdr->msg_lcl_ctx;
bool brc;
opal_output_verbose(10, orte_oob_base_framework.framework_output,
"%s oob:ud:event_handle_rep got reply for request %p",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), (void *) send_req);
brc = mca_oob_ud_req_is_in_list (send_req, &mca_oob_ud_component.ud_active_sends);
if (false == brc) {
opal_output_verbose(0, orte_oob_base_framework.framework_output,
"%s oob:ud:event_handle_rep no send matches reply",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME));
/* duplicate reply message? */
return ORTE_SUCCESS;
}
send_req->req_mtu = min(send_req->req_mtu, msg_hdr->msg_data.rep.mtu);
send_req->req_rem_data_len = msg_hdr->msg_data.rep.data_len;
send_req->req_rem_ctx = msg_hdr->msg_rem_ctx;
send_req->req_rem_qpn = msg_hdr->msg_data.rep.qpn;
mca_oob_ud_event_queue_completed (send_req);
return ORTE_SUCCESS;
}
static void *mca_oob_ud_event_dispatch(int fd, int flags, void *context)
{
int rc;
mca_oob_ud_device_t *device = (mca_oob_ud_device_t *) context;
mca_oob_ud_port_t *port = NULL;
struct ibv_cq *event_cq = NULL;
void *event_context = NULL;
do {
rc = ibv_get_cq_event (device->ib_channel, &event_cq, &event_context);
} while (rc && errno == EINTR);
if (NULL == event_cq) {
/* re-arm the event */
opal_output (0, "%s oob:ud:event_dispatch re-arm the event",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME));
opal_event_add (&port->device->event, NULL);
return NULL;
}
port = (mca_oob_ud_port_t *) event_context;
rc = mca_oob_ud_process_messages (event_cq, port);
if (rc < 0) {
opal_output (0, "%s oob:ud:event_dispatch error processing messages",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME));
return NULL;
}
if (ibv_req_notify_cq(event_cq, 0)) {
opal_output (0, "%s oob:ud:event_dispatch error asking for cq notifications",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME));
}
/* re-arm the event */
opal_event_add (&port->device->event, NULL);
return NULL;
}
static void *mca_oob_ud_complete_dispatch(int fd, int flags, void *context)
{
mca_oob_ud_req_t *req;
OPAL_THREAD_LOCK(&mca_oob_ud_component.ud_match_lock);
while (NULL !=
(req = (mca_oob_ud_req_t *) opal_list_remove_first (&mca_oob_ud_component.ud_event_queued_reqs))) {
OPAL_THREAD_UNLOCK(&mca_oob_ud_component.ud_match_lock);
opal_output_verbose(10, orte_oob_base_framework.framework_output,
"%s oob:ud:event_process processing request %p",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), (void *) req);
req->req_list = NULL;
switch (req->type) {
case MCA_OOB_UD_REQ_RECV:
if (req->state == MCA_OOB_UD_REQ_COMPLETE) {
mca_oob_ud_recv_complete (req);
} else {
mca_oob_ud_req_append_to_list (req, &mca_oob_ud_component.ud_active_recvs);
mca_oob_ud_recv_try (req);
}
break;
case MCA_OOB_UD_REQ_SEND:
if (req->state == MCA_OOB_UD_REQ_COMPLETE) {
mca_oob_ud_send_complete (req, ORTE_SUCCESS);
} else {
mca_oob_ud_req_append_to_list (req, &mca_oob_ud_component.ud_active_sends);
mca_oob_ud_send_try (req);
}
break;
default:
break;
}
OPAL_THREAD_LOCK(&mca_oob_ud_component.ud_match_lock);
}
return NULL;
}
static void mca_oob_ud_stop_events (mca_oob_ud_device_t *device)
{
opal_list_item_t *item;
opal_output_verbose(5, orte_oob_base_framework.framework_output,
"%s oob:ud:stop_events stopping event processing",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME));
for (item = opal_list_get_first (&device->ports) ;
item != opal_list_get_end (&device->ports) ;
item = opal_list_get_next (item)) {
mca_oob_ud_port_t *port = (mca_oob_ud_port_t *) item;
/* flush all receives */
mca_oob_ud_qp_to_reset (&port->listen_qp);
}
opal_output_verbose(5, orte_oob_base_framework.framework_output,
"%s oob:ud:stop_events events stopped",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME));
}
Показать git blame Копировать постоянную ссылку