hwloc_openat 351 opal/mca/hwloc/hwloc201/hwloc/hwloc/topology-linux.c fd = hwloc_openat (path, fsroot_fd); hwloc_openat 419 opal/mca/hwloc/hwloc201/hwloc/hwloc/topology-linux.c return hwloc_openat(p, d);