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Add the simcall setting CPU affinity
[simgrid.git] / src / simix / smx_user.c
index 5c1394f..fa53d95 100644 (file)
@@ -44,6 +44,28 @@ const char* simcall_host_get_name(smx_host_t host)
   return simcall_BODY_host_get_name(host);
 }
 
+/**
+ * \ingroup simix_host_management
+ * \brief Start the host if it is off
+ *
+ * \param host A SIMIX host
+ */
+void simcall_host_on(smx_host_t host)
+{
+  simcall_BODY_host_on(host);
+}
+
+/**
+ * \ingroup simix_host_management
+ * \brief Stop the host if it is on
+ *
+ * \param host A SIMIX host
+ */
+void simcall_host_off(smx_host_t host)
+{
+  simcall_BODY_host_off(host);
+}
+
 /**
  * \ingroup simix_host_management
  * \brief Returns a dict of the properties assigned to a host.
@@ -82,6 +104,20 @@ double simcall_host_get_speed(smx_host_t host)
   return simcall_BODY_host_get_speed(host);
 }
 
+/**
+ * \ingroup simix_host_management
+ * \brief Returns the number of core of the processor.
+ *
+ * \param host A SIMIX host
+ * \return The number of core
+ */
+int simcall_host_get_core(smx_host_t host)
+{
+  return simcall_BODY_host_get_core(host);
+}
+
+
+
 /**
  * \ingroup simix_host_management
  * \brief Returns the available speed of the processor.
@@ -147,13 +183,13 @@ void simcall_host_set_data(smx_host_t host, void *data)
 
 smx_action_t simcall_host_execute(const char *name, smx_host_t host,
                                     double computation_amount,
-                                    double priority)
+                                    double priority, double bound)
 {
   /* checking for infinite values */
   xbt_assert(isfinite(computation_amount), "computation_amount is not finite!");
   xbt_assert(isfinite(priority), "priority is not finite!");
   
-  return simcall_BODY_host_execute(name, host, computation_amount, priority);
+  return simcall_BODY_host_execute(name, host, computation_amount, priority, bound);
 }
 
 /**
@@ -263,6 +299,33 @@ void simcall_host_execution_set_priority(smx_action_t execution, double priority
   simcall_BODY_host_execution_set_priority(execution, priority);
 }
 
+/**
+ * \ingroup simix_host_management
+ * \brief Changes the capping (the maximum CPU utilization) of an execution action.
+ *
+ * This functions changes the capping only. It calls a surf function.
+ * \param execution The execution action
+ * \param bound The new bound
+ */
+void simcall_host_execution_set_bound(smx_action_t execution, double bound)
+{
+  simcall_BODY_host_execution_set_bound(execution, bound);
+}
+
+/**
+ * \ingroup simix_host_management
+ * \brief Changes the CPU affinity of an execution action.
+ *
+ * This functions changes the CPU affinity of an execution action. See taskset(1) on Linux.
+ * \param execution The execution action
+ * \param host Host
+ * \param mask Affinity mask
+ */
+void simcall_host_execution_set_affinity(smx_action_t execution, smx_host_t host, unsigned long mask)
+{
+  simcall_BODY_host_execution_set_affinity(execution, host, mask);
+}
+
 /**
  * \ingroup simix_host_management
  * \brief Waits for the completion of an execution action and destroy it.
@@ -277,27 +340,160 @@ e_smx_state_t simcall_host_execution_wait(smx_action_t execution)
 
 /**
  * \ingroup simix_vm_management
- * \brief Returns a dict of the properties assigned to a host.
+ * \brief Create a VM on the given physical host.
  *
- * \param host A host
- * \return The properties of this host
+ * \param name VM name
+ * \param host Physical host
+ *
+ * \return The host object of the VM
  */
 void* simcall_vm_create(const char *name, smx_host_t phys_host){
-{
+  /* will jump to SIMIX_pre_vm_create() in src/simix/smx_smurf_private.h */
   return simcall_BODY_vm_create(name, phys_host);
 }
 
+/**
+ * \ingroup simix_vm_management
+ * \brief Start the given VM to the given physical host
+ *
+ * \param vm VM
+ */
+void simcall_vm_start(smx_host_t vm)
+{
+  /* will jump to SIMIX_pre_vm_start in src/simix/smx_smurf_private.h */
+  simcall_BODY_vm_start(vm);
+}
 
-void simcall_vm_start(smx_host_t vm){
+/**
+ * \ingroup simix_vm_management
+ * \brief Get the state of the given VM
+ *
+ * \param vm VM
+ * \return The state of the VM
+ */
+int simcall_vm_get_state(smx_host_t vm)
+{
+  /* will jump to SIMIX_pre_vm_get_state in src/simix/smx_smurf_private.h */
+  return simcall_BODY_vm_get_state(vm);
+}
 
-       simcall_BODY_set_vm_state(vm, msg_vm_state_running);
+/**
+ * \ingroup simix_vm_management
+ * \brief Get the name of the physical host on which the given VM runs.
+ *
+ * \param vm VM
+ * \return The name of the physical host
+ */
+void *simcall_vm_get_pm(smx_host_t vm)
+{
+  /* will jump to SIMIX_pre_vm_migrate in src/simix/smx_smurf_private.h */
+  return simcall_BODY_vm_get_pm(vm);
 }
 
+void simcall_vm_set_bound(smx_host_t vm, double bound)
+{
+  /* will jump to SIMIX_pre_vm_set_bound in src/simix/smx_smurf_private.h */
+  simcall_BODY_vm_set_bound(vm, bound);
+}
+
+void simcall_host_get_params(smx_host_t vm, ws_params_t params)
+{
+  /* will jump to SIMIX_pre_host_get_params in src/simix/smx_smurf_private.h */
+  simcall_BODY_host_get_params(vm, params);
+}
+
+void simcall_host_set_params(smx_host_t vm, ws_params_t params)
+{
+  /* will jump to SIMIX_pre_host_set_params in src/simix/smx_smurf_private.h */
+  simcall_BODY_host_set_params(vm, params);
+}
+
+/**
+ * \ingroup simix_vm_management
+ * \brief Migrate the given VM to the given physical host
+ *
+ * \param vm VM
+ * \param host Destination physical host
+ */
+void simcall_vm_migrate(smx_host_t vm, smx_host_t host)
+{
+  /* will jump to SIMIX_pre_vm_migrate in src/simix/smx_smurf_private.h */
+  simcall_BODY_vm_migrate(vm, host);
+}
+
+/**
+ * \ingroup simix_vm_management
+ * \brief Suspend the given VM
+ *
+ * \param vm VM
+ */
+void simcall_vm_suspend(smx_host_t vm)
+{
+  /* will jump to SIMIX_pre_vm_suspend in src/simix/smx_smurf_private.h */
+  simcall_BODY_vm_suspend(vm);
+}
+
+/**
+ * \ingroup simix_vm_management
+ * \brief Resume the given VM
+ *
+ * \param vm VM
+ */
+void simcall_vm_resume(smx_host_t vm)
+{
+  /* will jump to SIMIX_pre_vm_resume in src/simix/smx_smurf_private.h */
+  simcall_BODY_vm_resume(vm);
+}
+
+/**
+ * \ingroup simix_vm_management
+ * \brief Save the given VM
+ *
+ * \param vm VM
+ */
+void simcall_vm_save(smx_host_t vm)
+{
+  /* will jump to SIMIX_pre_vm_save in src/simix/smx_smurf_private.h */
+  simcall_BODY_vm_save(vm);
+}
+
+/**
+ * \ingroup simix_vm_management
+ * \brief Restore the given VM
+ *
+ * \param vm VM
+ */
+void simcall_vm_restore(smx_host_t vm)
+{
+  /* will jump to SIMIX_pre_vm_restore in src/simix/smx_smurf_private.h */
+  simcall_BODY_vm_restore(vm);
+}
+
+/**
+ * \ingroup simix_vm_management
+ * \brief Shutdown the given VM
+ *
+ * \param vm VM
+ */
+void simcall_vm_shutdown(smx_host_t vm)
+{
+  /* will jump to SIMIX_pre_vm_shutdown in src/simix/smx_smurf_private.h */
+  simcall_BODY_vm_shutdown(vm);
+}
+
+/**
+ * \ingroup simix_vm_management
+ * \brief Destroy the given VM
+ *
+ * \param vm VM
+ */
 void simcall_vm_destroy(smx_host_t vm)
 {
-  return simcall_BODY_vm_destroy(vm);
+   /* will jump to SIMIX_pre_vm_destroy in src/simix/smx_smurf_private.h */
+  simcall_BODY_vm_destroy(vm);
 }
 
+
 /**
  * \ingroup simix_process_management
  * \brief Creates and runs a new SIMIX process.
@@ -347,9 +543,9 @@ void simcall_process_kill(smx_process_t process)
  * \ingroup simix_process_management
  * \brief Kills all SIMIX processes.
  */
-void simcall_process_killall(void)
+void simcall_process_killall(int reset_pid)
 {
-  simcall_BODY_process_killall();
+  simcall_BODY_process_killall(reset_pid);
 }
 
 /**
@@ -417,6 +613,38 @@ int simcall_process_count(void)
   return simcall_BODY_process_count();
 }
 
+/**
+ * \ingroup simix_process_management
+ * \brief Return the PID of a #smx_process_t.
+ * \param process a SIMIX process
+ * \return the PID of this process
+ */
+int simcall_process_get_PID(smx_process_t process)
+{
+  if (process == SIMIX_process_self()) {
+    /* avoid a simcall if this function is called by the process itself */
+    return SIMIX_process_get_PID(process);
+  }
+
+  return simcall_BODY_process_get_PID(process);
+}
+
+/**
+ * \ingroup simix_process_management
+ * \brief Return the parent PID of a #smx_process_t.
+ * \param process a SIMIX process
+ * \return the PID of this process parenrt
+ */
+int simcall_process_get_PPID(smx_process_t process)
+{
+  if (process == SIMIX_process_self()) {
+    /* avoid a simcall if this function is called by the process itself */
+    return SIMIX_process_get_PPID(process);
+  }
+
+  return simcall_BODY_process_get_PPID(process);
+}
+
 /**
  * \ingroup simix_process_management
  * \brief Return the user data of a #smx_process_t.
@@ -599,7 +827,7 @@ smx_rdv_t simcall_rdv_get_by_name(const char *name)
 {
   xbt_assert(name != NULL, "Invalid parameter for simcall_rdv_get_by_name (name is NULL)");
 
-  /* FIXME: this is a horrible lost of performance, so we hack it out by
+  /* FIXME: this is a horrible loss of performance, so we hack it out by
    * skipping the simcall (for now). It works in parallel, it won't work on
    * distributed but probably we will change MSG for that. */
 
@@ -727,6 +955,39 @@ smx_action_t simcall_comm_irecv(smx_rdv_t rdv, void *dst_buff, size_t *dst_buff_
 }
 
 
+/**
+ * \ingroup simix_comm_management
+ */
+void simcall_comm_recv_bounded(smx_rdv_t rdv, void *dst_buff, size_t * dst_buff_size,
+                         int (*match_fun)(void *, void *, smx_action_t), void *data, double timeout, double rate)
+{
+  xbt_assert(isfinite(timeout), "timeout is not finite!");
+  xbt_assert(rdv, "No rendez-vous point defined for recv");
+
+  if (MC_is_active()) {
+    /* the model-checker wants two separate simcalls */
+    smx_action_t comm = simcall_comm_irecv_bounded(rdv, dst_buff, dst_buff_size,
+        match_fun, data, rate);
+    simcall_comm_wait(comm, timeout);
+  }
+  else {
+    simcall_BODY_comm_recv_bounded(rdv, dst_buff, dst_buff_size,
+                           match_fun, data, timeout, rate);
+  }
+}
+/**
+ * \ingroup simix_comm_management
+ */
+smx_action_t simcall_comm_irecv_bounded(smx_rdv_t rdv, void *dst_buff, size_t *dst_buff_size,
+                                  int (*match_fun)(void *, void *, smx_action_t), void *data, double rate)
+{
+  xbt_assert(rdv, "No rendez-vous point defined for irecv");
+
+  return simcall_BODY_comm_irecv_bounded(rdv, dst_buff, dst_buff_size,
+                                 match_fun, data, rate);
+}
+
+
 /**
  * \ingroup simix_comm_management
  */
@@ -1050,63 +1311,62 @@ int simcall_sem_get_capacity(smx_sem_t sem)
  * \ingroup simix_file_management
  *
  */
-double simcall_file_read(void* ptr, size_t size, size_t nmemb, smx_file_t stream)
+size_t simcall_file_read(void* ptr, size_t size, smx_file_t fd)
 {
-  return simcall_BODY_file_read(ptr, size, nmemb, stream);
+  return simcall_BODY_file_read(ptr, size, fd);
 }
 
 /**
  * \ingroup simix_file_management
  *
  */
-size_t simcall_file_write(const void* ptr, size_t size, size_t nmemb, smx_file_t stream)
+size_t simcall_file_write(const void* ptr, size_t size,
+                          smx_file_t fd)
 {
-  return simcall_BODY_file_write(ptr, size, nmemb, stream);
+  return simcall_BODY_file_write(ptr, size, fd);
 }
 
 /**
  * \ingroup simix_file_management
  * \brief
  */
-smx_file_t simcall_file_open(const char* mount, const char* path, const char* mode)
+smx_file_t simcall_file_open(const char* mount, const char* path)
 {
-  return simcall_BODY_file_open(mount, path, mode);
+  return simcall_BODY_file_open(mount, path);
 }
 
 /**
  * \ingroup simix_file_management
  *
  */
-int simcall_file_close(smx_file_t fp)
+int simcall_file_close(smx_file_t fd)
 {
-  return simcall_BODY_file_close(fp);  
+  return simcall_BODY_file_close(fd);
 }
 
 /**
  * \ingroup simix_file_management
  *
  */
-int simcall_file_stat(smx_file_t fd, s_file_stat_t *buf)
+int simcall_file_unlink(smx_file_t fd)
 {
-  return simcall_BODY_file_stat(fd, buf);
+  return simcall_BODY_file_unlink(fd);
 }
 
 /**
  * \ingroup simix_file_management
  *
  */
-int simcall_file_unlink(smx_file_t fd)
+xbt_dict_t simcall_file_ls(const char* mount, const char* path)
 {
-  return simcall_BODY_file_unlink(fd);
+  return simcall_BODY_file_ls(mount, path);
 }
-
 /**
  * \ingroup simix_file_management
  *
  */
-xbt_dict_t simcall_file_ls(const char* mount, const char* path)
-{
-  return simcall_BODY_file_ls(mount, path);
+size_t simcall_file_get_size (smx_file_t fd){
+  return simcall_BODY_file_get_size(fd);
 }
 
 #ifdef HAVE_MC
@@ -1120,6 +1380,12 @@ int simcall_mc_compare_snapshots(void *s1, void *s2){
   return simcall_BODY_mc_compare_snapshots(s1, s2);
 }
 
+int simcall_mc_random(void)
+{
+  return simcall_BODY_mc_random();
+}
+
+
 #endif /* HAVE_MC */
 
 /* ****************************************************************************************** */