FUNCTION::RETURNVAL(3stap) Errno Tapset FUNCTION::RETURNVAL(3stap)

NAME function::returnval - Possible return value of probed function

SYNOPSIS returnval:long()

ARGUMENTS None

DESCRIPTION Return the value of the register in which function values are typically returned. Can be used in probes where $return isn t available. This is only a guess of the actual return value and can be totally wrong. Normally only used in dwarfless probes.

SystemTap Tapset Reference October 2012 FUNCTION::RETURNVAL(3stap)