[SMPI] Added explanation of what smpi_data_exe_size==0 means

[simgrid.git] / src / smpi / internals / smpi_memory.cpp

diff --git a/src/smpi/internals/smpi_memory.cpp b/src/smpi/internals/smpi_memory.cpp
index f56b0fd..7b02774 100644 (file)
--- a/src/smpi/internals/smpi_memory.cpp
+++ b/src/smpi/internals/smpi_memory.cpp
@@ -33,6 +33,7 @@ char* smpi_data_exe_start = nullptr;
 int smpi_data_exe_size    = 0;
 int smpi_privatize_global_variables;
 static char* smpi_data_exe_copy;
+smpi_privatization_region_t smpi_privatization_regions;
 // static std::set smpi_privatization_regions;
 
 static const int PROT_RWX = (PROT_READ | PROT_WRITE | PROT_EXEC);
@@ -135,13 +136,12 @@ int smpi_is_privatization_file(char* file)
 
 void smpi_initialize_global_memory_segments()
 {
-
 #if HAVE_PRIVATIZATION
   smpi_get_executable_global_size();
 
   XBT_DEBUG("bss+data segment found : size %d starting at %p", smpi_data_exe_size, smpi_data_exe_start);
 
-  if (smpi_data_exe_size == 0) { // no need to switch
+  if (smpi_data_exe_size == 0) { // no need to switch as global variables don't exist
     smpi_privatize_global_variables=false;
     return;
   }