---
name: "probe::signal.do_action"
section: "3stap"
platform: "linux"
package: "systemtap-doc"
version: "5.1-5"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/probe::signal.do_action"
---

# probe::signal.do\_action(3stap)

Examining or changing a signal action

## NAME

probe::signal.do\_action - Examining or changing a signal action

## SYNOPSIS

```
signal.do_action
```

## VALUES

*oldsigact\_addr*

The address of the old sigaction struct associated with the signal

*sig*

The signal to be examined/changed

*sig\_name*

A string representation of the signal

*sa\_mask*

The new mask of the signal

*sa\_handler*

The new handler of the signal

*sigact\_addr*

The address of the new sigaction struct associated with the signal

*name*

Name of the probe point

## SEE ALSO0

[*tapset::signal*(3stap)](/tapset::signal/3stap.md)