function::returnval(3stap) — Linux manual page

NAME | SYNOPSIS | ARGUMENTS | DESCRIPTION | SEE ALSO | COLOPHON

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

NAME         top

       function::returnval - Possible return value of probed function

SYNOPSIS         top

           returnval:long()

ARGUMENTS         top

       None

DESCRIPTION         top

       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 ALSO         top

       tapset::errno(3stap)

COLOPHON         top

       This page is part of the systemtap (a tracing and live-system
       analysis tool) project.  Information about the project can be
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       This page was obtained from the project's upstream Git repository
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SystemTap Tapset Reference     April 2024     FUNCTION::RETURNVAL(3stap)

Pages that refer to this page: tapset::errno(3stap)