Provided by: systemtap-doc_2.3-1ubuntu1.4_all 

NAME
probe::vm.pagefault.return - Indicates what type of fault occurred
SYNOPSIS
vm.pagefault.return
VALUES
name
name of the probe point
fault_type
returns either 0 (VM_FAULT_OOM) for out of memory faults, 2 (VM_FAULT_MINOR) for minor faults, 3
(VM_FAULT_MAJOR) for major faults, or 1 (VM_FAULT_SIGBUS) if the fault was neither OOM, minor fault,
nor major fault.
SystemTap Tapset Reference March 2016 PROBE::VM.PAGEFAUL(3stap)