function::returnval.3stap - Man Page
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.
See Also0
tapset::errno(3stap)
Info
April 2024 SystemTap Tapset Reference Errno Tapset