for (i=0; i< smpi_process_count(); i++){
if(munmap(mappings[i],size_data_exe) < 0) {
XBT_WARN("Unmapping of fd %d failed: %s", fds[i], strerror(errno));
for (i=0; i< smpi_process_count(); i++){
if(munmap(mappings[i],size_data_exe) < 0) {
XBT_WARN("Unmapping of fd %d failed: %s", fds[i], strerror(errno));