-/* Copyright (c) 2009-2016. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2009-2017. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
#include <simgrid/s4u/host.hpp>
-#include "src/surf/surf_interface.hpp"
-#include "src/simix/smx_private.h"
-#include "xbt/log.h"
#include "mc/mc.h"
+#include "simgrid/s4u/Mailbox.hpp"
#include "src/mc/mc_replay.h"
+#include "src/simix/smx_private.h"
+#include "src/surf/cpu_interface.hpp"
+#include "src/surf/surf_interface.hpp"
#include "xbt/dict.h"
-#include "simgrid/s4u/Mailbox.hpp"
+#include "xbt/log.h"
#include "src/kernel/activity/SynchroComm.hpp"
+#include "src/surf/network_interface.hpp"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(simix_network, simix, "SIMIX network-related synchronization");
-static void SIMIX_mbox_free(void *data);
-static xbt_dict_t mailboxes = xbt_dict_new_homogeneous(SIMIX_mbox_free);
-
static void SIMIX_waitany_remove_simcall_from_actions(smx_simcall_t simcall);
static void SIMIX_comm_copy_data(smx_activity_t comm);
-static inline void SIMIX_mbox_push(smx_mailbox_t mbox, smx_activity_t comm);
-static smx_activity_t _find_matching_comm(std::deque<smx_activity_t> *deque, e_smx_comm_type_t type,
- int (*match_fun)(void *, void *,smx_activity_t), void *user_data, smx_activity_t my_synchro, bool remove_matching);
static void SIMIX_comm_start(smx_activity_t synchro);
-
-void SIMIX_mailbox_exit()
-{
- xbt_dict_free(&mailboxes);
-}
-
-/******************************************************************************/
-/* Rendez-Vous Points */
-/******************************************************************************/
-
-smx_mailbox_t SIMIX_mbox_create(const char *name)
-{
- xbt_assert(name, "Mailboxes must have a name");
- /* two processes may have pushed the same mbox_create simcall at the same time */
- smx_mailbox_t mbox = static_cast<smx_mailbox_t>(xbt_dict_get_or_null(mailboxes, name));
- if (!mbox) {
- mbox = new simgrid::simix::Mailbox(name);
- XBT_DEBUG("Creating a mailbox at %p with name %s", mbox, name);
- xbt_dict_set(mailboxes, mbox->name, mbox, nullptr);
- }
- return mbox;
-}
-
-void SIMIX_mbox_free(void *data)
-{
- XBT_DEBUG("mbox free %p", data);
- smx_mailbox_t mbox = static_cast<smx_mailbox_t>(data);
- delete mbox;
-}
-
-smx_mailbox_t SIMIX_mbox_get_by_name(const char *name)
-{
- return static_cast<smx_mailbox_t>(xbt_dict_get_or_null(mailboxes, name));
-}
-
-/**
- * \brief set the receiver of the rendez vous point to allow eager sends
- * \param mbox The rendez-vous point
- * \param process The receiving process
- */
-void SIMIX_mbox_set_receiver(smx_mailbox_t mbox, smx_actor_t process)
-{
- mbox->permanent_receiver = process;
-}
-
-/**
- * \brief Pushes a communication synchro into a rendez-vous point
- * \param mbox The mailbox
- * \param synchro The communication synchro
- */
-static inline void SIMIX_mbox_push(smx_mailbox_t mbox, smx_activity_t synchro)
-{
- simgrid::kernel::activity::Comm *comm = static_cast<simgrid::kernel::activity::Comm*>(synchro);
- mbox->comm_queue.push_back(comm);
- comm->mbox = mbox;
-}
-
-/**
- * \brief Removes a communication synchro from a rendez-vous point
- * \param mbox The rendez-vous point
- * \param synchro The communication synchro
- */
-void SIMIX_mbox_remove(smx_mailbox_t mbox, smx_activity_t synchro)
-{
- simgrid::kernel::activity::Comm *comm = static_cast<simgrid::kernel::activity::Comm*>(synchro);
-
- comm->mbox = nullptr;
- for (auto it = mbox->comm_queue.begin(); it != mbox->comm_queue.end(); it++)
- if (*it == comm) {
- mbox->comm_queue. erase(it);
- return;
- }
- xbt_die("Cannot remove the comm %p that is not part of the mailbox %s",comm, mbox->name);
-}
+static smx_activity_t _find_matching_comm(boost::circular_buffer_space_optimized<smx_activity_t> *deque, e_smx_comm_type_t type,
+ int (*match_fun)(void *, void *,smx_activity_t), void *user_data, smx_activity_t my_synchro, bool remove_matching);
/**
* \brief Checks if there is a communication synchro queued in a deque matching our needs
* \param type The type of communication we are looking for (comm_send, comm_recv)
* \return The communication synchro if found, nullptr otherwise
*/
-static smx_activity_t _find_matching_comm(std::deque<smx_activity_t> *deque, e_smx_comm_type_t type,
+static smx_activity_t _find_matching_comm(boost::circular_buffer_space_optimized<smx_activity_t> *deque, e_smx_comm_type_t type,
int (*match_fun)(void *, void *,smx_activity_t), void *this_user_data, smx_activity_t my_synchro, bool remove_matching)
{
void* other_user_data = nullptr;
other_comm->dst_proc=mbox->permanent_receiver.get();
other_comm->ref();
mbox->done_comm_queue.push_back(other_synchro);
- XBT_DEBUG("pushing a message into the permanent receive fifo %p, comm %p", mbox, &(other_comm));
+ XBT_DEBUG("pushing a message into the permanent receive list %p, comm %p", mbox, &(other_comm));
}else{
- SIMIX_mbox_push(mbox, this_synchro);
+ mbox->push(this_synchro);
}
} else {
XBT_DEBUG("Receive already pushed");
other_comm->type = SIMIX_COMM_READY;
}
- xbt_fifo_push(src_proc->comms, other_synchro);
+ src_proc->comms.push_back(other_synchro);
if (detached) {
simgrid::kernel::activity::Comm* this_synchro = new simgrid::kernel::activity::Comm(SIMIX_COMM_RECEIVE);
smx_activity_t other_synchro;
- //communication already done, get it inside the fifo of completed comms
+ //communication already done, get it inside the list of completed comms
if (mbox->permanent_receiver != nullptr && ! mbox->done_comm_queue.empty()) {
XBT_DEBUG("We have a comm that has probably already been received, trying to match it, to skip the communication");
- //find a match in the already received fifo
+ //find a match in the list of already received comms
other_synchro = _find_matching_comm(&mbox->done_comm_queue, SIMIX_COMM_SEND, match_fun, data, this_synchro,/*remove_matching*/true);
//if not found, assume the receiver came first, register it to the mailbox in the classical way
if (!other_synchro) {
- XBT_DEBUG("We have messages in the permanent receive list, but not the one we are looking for, pushing request into fifo");
+ XBT_DEBUG("We have messages in the permanent receive list, but not the one we are looking for, pushing request into list");
other_synchro = this_synchro;
- SIMIX_mbox_push(mbox, this_synchro);
+ mbox->push(this_synchro);
} else {
simgrid::kernel::activity::Comm *other_comm = static_cast<simgrid::kernel::activity::Comm*>(other_synchro);
if (!other_synchro) {
XBT_DEBUG("Receive pushed first %zu", mbox->comm_queue.size());
other_synchro = this_synchro;
- SIMIX_mbox_push(mbox, this_synchro);
+ mbox->push(this_synchro);
} else {
this_synchro->unref();
simgrid::kernel::activity::Comm *other_comm = static_cast<simgrid::kernel::activity::Comm*>(other_synchro);
other_comm->state = SIMIX_READY;
other_comm->type = SIMIX_COMM_READY;
}
- xbt_fifo_push(dst_proc->comms, other_synchro);
+ dst_proc->comms.push_back(other_synchro);
}
/* Setup communication synchro */
if (synchro->state != SIMIX_WAITING && synchro->state != SIMIX_RUNNING) {
SIMIX_comm_finish(synchro);
} else { /* if (timeout >= 0) { we need a surf sleep action even when there is no timeout, otherwise surf won't tell us when the host fails */
- surf_action_t sleep = surf_host_sleep(simcall->issuer->host, timeout);
+ surf_action_t sleep = simcall->issuer->host->pimpl_cpu->sleep(timeout);
sleep->setData(synchro);
simgrid::kernel::activity::Comm *comm = static_cast<simgrid::kernel::activity::Comm*>(synchro);
/* If both the sender and the receiver are already there, start the communication */
if (synchro->state == SIMIX_READY) {
- sg_host_t sender = comm->src_proc->host;
- sg_host_t receiver = comm->dst_proc->host;
+ simgrid::s4u::Host* sender = comm->src_proc->host;
+ simgrid::s4u::Host* receiver = comm->dst_proc->host;
- XBT_DEBUG("Starting communication %p from '%s' to '%s'", synchro, sg_host_get_name(sender), sg_host_get_name(receiver));
+ XBT_DEBUG("Starting communication %p from '%s' to '%s'", synchro, sender->cname(), receiver->cname());
- comm->surf_comm = surf_network_model_communicate(surf_network_model, sender, receiver, comm->task_size, comm->rate);
+ comm->surf_comm = surf_network_model->communicate(sender, receiver, comm->task_size, comm->rate);
comm->surf_comm->setData(synchro);
comm->state = SIMIX_RUNNING;
/* If a link is failed, detect it immediately */
if (comm->surf_comm->getState() == simgrid::surf::Action::State::failed) {
- XBT_DEBUG("Communication from '%s' to '%s' failed to start because of a link failure",
- sg_host_get_name(sender), sg_host_get_name(receiver));
+ XBT_DEBUG("Communication from '%s' to '%s' failed to start because of a link failure", sender->cname(),
+ receiver->cname());
comm->state = SIMIX_LINK_FAILURE;
comm->cleanupSurf();
}
it will be restarted when the sender process resume */
if (SIMIX_process_is_suspended(comm->src_proc) || SIMIX_process_is_suspended(comm->dst_proc)) {
if (SIMIX_process_is_suspended(comm->src_proc))
- XBT_DEBUG("The communication is suspended on startup because src (%s@%s) was suspended since it initiated the communication",
- comm->src_proc->name.c_str(), sg_host_get_name(comm->src_proc->host));
+ XBT_DEBUG("The communication is suspended on startup because src (%s@%s) was suspended since it initiated the "
+ "communication",
+ comm->src_proc->cname(), comm->src_proc->host->cname());
else
- XBT_DEBUG("The communication is suspended on startup because dst (%s@%s) was suspended since it initiated the communication",
- comm->dst_proc->name.c_str(), sg_host_get_name(comm->dst_proc->host));
+ XBT_DEBUG("The communication is suspended on startup because dst (%s@%s) was suspended since it initiated the "
+ "communication",
+ comm->dst_proc->cname(), comm->dst_proc->host->cname());
comm->surf_comm->suspend();
}
/* If the synchro is still in a rendez-vous point then remove from it */
if (comm->mbox)
- SIMIX_mbox_remove(comm->mbox, synchro);
+ comm->mbox->remove(synchro);
XBT_DEBUG("SIMIX_comm_finish: synchro state = %d", (int)synchro->state);
case SIMIX_LINK_FAILURE:
- XBT_DEBUG("Link failure in synchro %p between '%s' and '%s': posting an exception to the issuer: %s (%p) detached:%d",
- synchro,
- comm->src_proc ? sg_host_get_name(comm->src_proc->host) : nullptr,
- comm->dst_proc ? sg_host_get_name(comm->dst_proc->host) : nullptr,
- simcall->issuer->name.c_str(), simcall->issuer, comm->detached);
+ XBT_DEBUG(
+ "Link failure in synchro %p between '%s' and '%s': posting an exception to the issuer: %s (%p) detached:%d",
+ synchro, comm->src_proc ? comm->src_proc->host->cname() : nullptr,
+ comm->dst_proc ? comm->dst_proc->host->cname() : nullptr, simcall->issuer->cname(), simcall->issuer,
+ comm->detached);
if (comm->src_proc == simcall->issuer) {
XBT_DEBUG("I'm source");
} else if (comm->dst_proc == simcall->issuer) {
}
simcall->issuer->waiting_synchro = nullptr;
- xbt_fifo_remove(simcall->issuer->comms, synchro);
+ simcall->issuer->comms.remove(synchro);
if(comm->detached){
if(simcall->issuer == comm->src_proc){
if(comm->dst_proc)
- xbt_fifo_remove(comm->dst_proc->comms, synchro);
+ comm->dst_proc->comms.remove(synchro);
}
- if(simcall->issuer == comm->dst_proc){
+ else if(simcall->issuer == comm->dst_proc){
if(comm->src_proc)
- xbt_fifo_remove(comm->src_proc->comms, synchro);
+ comm->src_proc->comms.remove(synchro);
//in case of a detached comm we have an extra ref to remove, as the sender won't do it
destroy_count++;
}
+ else{
+ comm->dst_proc->comms.remove(synchro);
+ comm->src_proc->comms.remove(synchro);
+ }
}
+
SIMIX_simcall_answer(simcall);
destroy_count++;
}
/**
- * \brief Copy the communication data from the sender's buffer to the receiver's one
- * \param comm The communication
+ * @brief Copy the communication data from the sender's buffer to the receiver's one
+ * @param synchro The communication
*/
void SIMIX_comm_copy_data(smx_activity_t synchro)
{
if (!comm->src_buff || !comm->dst_buff || comm->copied)
return;
- XBT_DEBUG("Copying comm %p data from %s (%p) -> %s (%p) (%zu bytes)",
- comm,
- comm->src_proc ? sg_host_get_name(comm->src_proc->host) : "a finished process",
- comm->src_buff,
- comm->dst_proc ? sg_host_get_name(comm->dst_proc->host) : "a finished process",
- comm->dst_buff, buff_size);
+ XBT_DEBUG("Copying comm %p data from %s (%p) -> %s (%p) (%zu bytes)", comm,
+ comm->src_proc ? comm->src_proc->host->cname() : "a finished process", comm->src_buff,
+ comm->dst_proc ? comm->dst_proc->host->cname() : "a finished process", comm->dst_buff, buff_size);
/* Copy at most dst_buff_size bytes of the message to receiver's buffer */
if (comm->dst_buff_size)