shm_open 80 opal/mca/shmem/posix/shmem_posix_common_utils.c if (-1 == (fd = shm_open(posix_file_name_buff, shm_open 305 opal/mca/shmem/posix/shmem_posix_module.c if (-1 == (ds_buf->seg_id = shm_open(ds_buf->seg_name, O_RDWR, 0600))) {