Symbol: uvmfault_promote
sys/uvm/uvm_fault.c
1618
error = uvmfault_promote(ufi, oanon, PGO_DONTCARE, &anon,
sys/uvm/uvm_fault.c
2402
error = uvmfault_promote(ufi, NULL, uobjpage, &anon, &flt->anon_spare);