Revert "actually fix the memleak around smpi's process_data" and "try to plug a memleak"

[simgrid.git] / src / simix / ActorImpl.cpp

diff --git a/src/simix/ActorImpl.cpp b/src/simix/ActorImpl.cpp
index fcc6dac..935ca1b 100644 (file)
--- a/src/simix/ActorImpl.cpp
+++ b/src/simix/ActorImpl.cpp
@@ -146,9 +146,6 @@ void SIMIX_process_empty_trash()
 
 namespace simgrid {
 
-namespace s4u {
-simgrid::xbt::signal<void(simgrid::s4u::ActorPtr)> s4u::Actor::onCreation; // TODO cheinrich is this the right location here?
-}
 namespace simix {
 
 ActorImpl::~ActorImpl()
@@ -314,8 +311,6 @@ smx_actor_t SIMIX_process_create(const char* name, std::function<void()> code, v
   }
 
   smx_actor_t process = new simgrid::simix::ActorImpl();
-  simgrid::s4u::ActorPtr tmp = process->iface(); // Passing this directly to onCreation will lead to crashes
-  simgrid::s4u::Actor::onCreation(tmp);
 
   xbt_assert(code && host != nullptr, "Invalid parameters");
   /* Process data */
@@ -327,16 +322,6 @@ smx_actor_t SIMIX_process_create(const char* name, std::function<void()> code, v
 
   if (parent_process != nullptr) {
     process->ppid = parent_process->pid;
-/* SMPI process have their own data segment and each other inherit from their father */
-#if HAVE_SMPI
-    if (smpi_privatize_global_variables == SMPI_PRIVATIZE_MMAP) {
-      if (parent_process->pid != 0) {
-        process->segment_index = parent_process->segment_index;
-      } else {
-        process->segment_index = process->pid - 1;
-      }
-    }
-#endif
   }
 
   process->code         = code;
@@ -353,7 +338,7 @@ smx_actor_t SIMIX_process_create(const char* name, std::function<void()> code, v
   if (host->extension<simgrid::simix::Host>() == nullptr)
     host->extension_set<simgrid::simix::Host>(new simgrid::simix::Host());
 
-  /* Add the process to its host process list */
+  /* Add the process to its host's process list */
   host->extension<simgrid::simix::Host>()->process_list.push_back(*process);
 
   XBT_DEBUG("Start context '%s'", process->name.c_str());
@@ -363,10 +348,13 @@ smx_actor_t SIMIX_process_create(const char* name, std::function<void()> code, v
   XBT_DEBUG("Inserting %s(%s) in the to_run list", process->getCname(), host->getCname());
   simix_global->process_to_run.push_back(process);
   intrusive_ptr_add_ref(process);
-
   /* Tracing the process creation */
   TRACE_msg_process_create(process->getName(), process->pid, process->host);
 
+  /* The onCreation() signal must be delayed until there, where the pid and everything is set */
+  simgrid::s4u::ActorPtr tmp = process->iface(); // Passing this directly to onCreation will lead to crashes
+  simgrid::s4u::Actor::onCreation(tmp);
+
   return process;
 }
 
@@ -394,16 +382,6 @@ smx_actor_t SIMIX_process_attach(const char* name, void* data, const char* hostn
 
   if (parent_process != nullptr) {
     process->ppid = parent_process->pid;
-    /* SMPI process have their own data segment and each other inherit from their father */
-#if HAVE_SMPI
-    if (smpi_privatize_global_variables == SMPI_PRIVATIZE_MMAP) {
-      if (parent_process->pid != 0) {
-        process->segment_index = parent_process->segment_index;
-      } else {
-        process->segment_index = process->pid - 1;
-      }
-    }
-#endif
   }
 
   /* Process data for auto-restart */
@@ -779,8 +757,8 @@ void SIMIX_process_yield(smx_actor_t self)
     std::rethrow_exception(std::move(exception));
   }
 
-  if(SMPI_switch_data_segment && self->segment_index != -1){
-    SMPI_switch_data_segment(self->segment_index);
+  if(SMPI_switch_data_segment){
+    SMPI_switch_data_segment(self->pid);
   }
 }