1FUNCTION::RETURNVAL(3stap) Errno Tapset FUNCTION::RETURNVAL(3stap)
2
3
4
6 function::returnval - Possible return value of probed function
7
9 returnval:long()
10
12 None
13
15 Return the value of the register in which function values are typically
16 returned. Can be used in probes where $return isn't available. This is
17 only a guess of the actual return value and can be totally wrong.
18 Normally only used in dwarfless probes.
19
21 tapset::errno(3stap)
22
23
24
25SystemTap Tapset Reference April 2023 FUNCTION::RETURNVAL(3stap)