-/* Copyright (c) 2018-2021. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2018-2022. 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/Actor.hpp"
-#include "simgrid/s4u/Disk.hpp"
-#include "simgrid/s4u/Io.hpp"
+#include <simgrid/s4u/Disk.hpp>
+#include <simgrid/s4u/Io.hpp>
+#include <xbt/log.h>
+
#include "src/kernel/activity/IoImpl.hpp"
-#include "xbt/log.h"
+#include "src/kernel/actor/ActorImpl.hpp"
+#include "src/kernel/actor/SimcallObserver.hpp"
namespace simgrid {
namespace s4u {
xbt::signal<void(Io const&)> Io::on_start;
-xbt::signal<void(Io const&)> Io::on_completion;
-Io::Io()
+Io::Io(kernel::activity::IoImplPtr pimpl)
{
- pimpl_ = kernel::activity::IoImplPtr(new kernel::activity::IoImpl());
+ pimpl_ = pimpl;
}
IoPtr Io::init()
{
- return IoPtr(new Io());
+ auto pimpl = kernel::activity::IoImplPtr(new kernel::activity::IoImpl());
+ return IoPtr(static_cast<Io*>(pimpl->get_iface()));
}
Io* Io::start()
{
- kernel::actor::simcall([this] {
- (*boost::static_pointer_cast<kernel::activity::IoImpl>(pimpl_))
- .set_name(get_name())
- .set_disk(disk_->get_impl())
- .set_size(size_)
- .set_type(type_)
- .start();
- });
+ kernel::actor::simcall(
+ [this] { (*boost::static_pointer_cast<kernel::activity::IoImpl>(pimpl_)).set_name(get_name()).start(); });
if (suspended_)
pimpl_->suspend();
return this;
}
-Io* Io::cancel()
+ssize_t Io::wait_any_for(const std::vector<IoPtr>& ios, double timeout)
{
- simgrid::kernel::actor::simcall([this] { boost::static_pointer_cast<kernel::activity::IoImpl>(pimpl_)->cancel(); });
- state_ = State::CANCELED;
- return this;
+ std::vector<ActivityPtr> activities;
+ for (const auto& io : ios)
+ activities.push_back(boost::dynamic_pointer_cast<Activity>(io));
+ return Activity::wait_any_for(activities, timeout);
}
-Io* Io::wait()
+IoPtr Io::set_disk(const_sg_disk_t disk)
{
- return this->wait_for(-1);
-}
-
-Io* Io::wait_for(double timeout)
-{
- if (state_ == State::INITED)
- vetoable_start();
+ xbt_assert(state_ == State::INITED || state_ == State::STARTING, "Cannot set disk once the Io is started");
- kernel::actor::ActorImpl* issuer = Actor::self()->get_impl();
- kernel::actor::simcall_blocking<void>([this, issuer, timeout] { this->get_impl()->wait_for(issuer, timeout); });
- state_ = State::FINISHED;
- this->release_dependencies();
-
- on_completion(*this);
- return this;
-}
-
-IoPtr Io::set_disk(sg_disk_t disk)
-{
- disk_ = disk;
+ kernel::actor::simcall(
+ [this, disk] { boost::static_pointer_cast<kernel::activity::IoImpl>(pimpl_)->set_disk(disk->get_impl()); });
// Setting the disk may allow to start the activity, let's try
if (state_ == State::STARTING)
return this;
}
+IoPtr Io::set_priority(double priority)
+{
+ xbt_assert(state_ == State::INITED || state_ == State::STARTING,
+ "Cannot change the priority of an io after its start");
+ kernel::actor::simcall([this, priority] {
+ boost::static_pointer_cast<kernel::activity::IoImpl>(pimpl_)->set_sharing_penalty(1. / priority);
+ });
+ return this;
+}
+
IoPtr Io::set_size(sg_size_t size)
{
- size_ = size;
- Activity::set_remaining(size_);
+ xbt_assert(state_ == State::INITED || state_ == State::STARTING, "Cannot set size once the Io is started");
+ kernel::actor::simcall(
+ [this, size] { boost::static_pointer_cast<kernel::activity::IoImpl>(pimpl_)->set_size(size); });
+ Activity::set_remaining(size);
return this;
}
IoPtr Io::set_op_type(OpType type)
{
- type_ = type;
+ xbt_assert(state_ == State::INITED || state_ == State::STARTING, "Cannot set size once the Io is started");
+ kernel::actor::simcall(
+ [this, type] { boost::static_pointer_cast<kernel::activity::IoImpl>(pimpl_)->set_type(type); });
+ return this;
+}
+
+IoPtr Io::update_priority(double priority)
+{
+ kernel::actor::simcall([this, priority] {
+ boost::static_pointer_cast<kernel::activity::IoImpl>(pimpl_)->update_sharing_penalty(1. / priority);
+ });
return this;
}
return boost::static_pointer_cast<kernel::activity::IoImpl>(pimpl_)->get_performed_ioops();
}
+bool Io::is_assigned() const
+{
+ return boost::static_pointer_cast<kernel::activity::IoImpl>(pimpl_)->get_disk() != nullptr;
+}
+
} // namespace s4u
} // namespace simgrid