this->set_read_constraint(maxmin_system->constraint_new(this, read_bw_.peak * read_bw_.scale))
->set_write_constraint(maxmin_system->constraint_new(this, write_bw_.peak * write_bw_.scale))
->set_constraint(maxmin_system->constraint_new(this, std::max(read_bw_.peak, write_bw_.peak)));
+ apply_sharing_policy_cfg();
XBT_DEBUG("Create resource with read_bw '%f' write_bw '%f'", read_bw_.peak, write_bw_.peak);
Resource::seal();
turn_on();
}
+constexpr kernel::lmm::Constraint::SharingPolicy to_maxmin_policy(s4u::Disk::SharingPolicy policy)
+{
+ switch (policy) {
+ case s4u::Disk::SharingPolicy::NONLINEAR:
+ return kernel::lmm::Constraint::SharingPolicy::NONLINEAR;
+ case s4u::Disk::SharingPolicy::LINEAR:
+ default:
+ return kernel::lmm::Constraint::SharingPolicy::SHARED;
+ }
+}
+
+void DiskImpl::set_sharing_policy(s4u::Disk::Operation op, s4u::Disk::SharingPolicy policy,
+ const s4u::NonLinearResourceCb& cb)
+{
+ sharing_policy_[op] = policy;
+ sharing_policy_cb_[op] = cb;
+ apply_sharing_policy_cfg();
+}
+
+s4u::Disk::SharingPolicy DiskImpl::get_sharing_policy(s4u::Disk::Operation op) const
+{
+ return sharing_policy_.at(op);
+}
+
+void DiskImpl::apply_sharing_policy_cfg()
+{
+ if (get_constraint())
+ get_constraint()->set_sharing_policy(to_maxmin_policy(sharing_policy_[s4u::Disk::Operation::READWRITE]),
+ sharing_policy_cb_[s4u::Disk::Operation::READWRITE]);
+ if (constraint_read_)
+ constraint_read_->set_sharing_policy(to_maxmin_policy(sharing_policy_[s4u::Disk::Operation::READ]),
+ sharing_policy_cb_[s4u::Disk::Operation::READ]);
+ if (constraint_write_)
+ constraint_write_->set_sharing_policy(to_maxmin_policy(sharing_policy_[s4u::Disk::Operation::WRITE]),
+ sharing_policy_cb_[s4u::Disk::Operation::WRITE]);
+}
+
/**********
* Action *
**********/