* @bug for now, if a binded process terminates, every VM functions will segfault. Baaaad.
*/
void MSG_vm_bind(msg_vm_t vm, m_process_t process) {
+ /* check if the process is already in a VM */
+ simdata_process_t simdata = simcall_process_get_data(process);
+ if (simdata->vm) {
+ msg_vm_t old_vm = simdata->vm;
+ int pos = xbt_dynar_search(old_vm->processes,&process);
+ xbt_dynar_remove_at(old_vm->processes,pos, NULL);
+ }
+ /* check if the host is in the right host */
+ if (simdata->m_host != vm->location) {
+ MSG_process_migrate(process,vm->location);
+ }
+ simdata->vm = vm;
+
+ XBT_DEBUG("binding Process %s to %p",MSG_process_get_name(process),vm);
+
xbt_dynar_push_as(vm->processes,m_process_t,process);
}
/** @brief Removes the given process from the given VM, and kill it
unsigned int cpt;
m_process_t process;
xbt_dynar_foreach(vm->processes,cpt,process) {
- XBT_INFO("suspend process %s of host %s",MSG_process_get_name(process),MSG_host_get_name(MSG_process_get_host(process)));
+ XBT_DEBUG("suspend process %s of host %s",MSG_process_get_name(process),MSG_host_get_name(MSG_process_get_host(process)));
MSG_process_suspend(process);
}
}
unsigned int cpt;
m_process_t process;
xbt_dynar_foreach(vm->processes,cpt,process) {
- XBT_INFO("resume process %s of host %s",MSG_process_get_name(process),MSG_host_get_name(MSG_process_get_host(process)));
+ XBT_DEBUG("resume process %s of host %s",MSG_process_get_name(process),MSG_host_get_name(MSG_process_get_host(process)));
MSG_process_resume(process);
}
}
* No extra delay occurs. If you want to simulate this too, you want to
* use a #MSG_process_sleep() or something. I'm not quite sure.
*/
-void MSG_vm_shutdown(msg_vm_t vm) {
- unsigned int cpt;
+void MSG_vm_shutdown(msg_vm_t vm)
+{
m_process_t process;
- xbt_dynar_foreach(vm->processes,cpt,process) {
- MSG_process_kill(process);
+ XBT_DEBUG("%lu processes in the VM", xbt_dynar_length(vm->processes));
+ while (xbt_dynar_length(vm->processes) > 0) {
+ process = xbt_dynar_get_as(vm->processes,0,m_process_t);
+ MSG_process_kill(process);
}
}
+
+/** @brief Destroy a msg_vm_t.
+ * @ingroup msg_VMs
+ */
+void MSG_vm_destroy(msg_vm_t vm) {
+ unsigned int cpt;
+ m_process_t process;
+ xbt_dynar_foreach(vm->processes,cpt,process) {
+ //FIXME: Slow ?
+ simdata_process_t simdata = simcall_process_get_data(process);
+ simdata->vm = NULL;
+ }
+ xbt_dynar_free(&vm->processes);
+ xbt_free(vm);
+}