Struct Kretprobe 

pub struct Kretprobe { /* private fields */ }

A Kretprobe is used to configure and then attach a probe to a kernel function which runs on return from that function. Must be attached to be useful.

Implementations

impl Kretprobe

pub fn new() -> Self

Create a new probe with the defaults. Further initialization is required before attaching.

pub fn handler(self, name: &str) -> Self

Specify the name of the probe handler within the BPF code. This is a required item.

pub fn function(self, name: &str) -> Self

Specify the name of the kernel function to be probed. This is a required function.

pub fn attach(self, bpf: &mut BPF) -> Result<(), BccError>

Consumes the probe and attaches it. May return an error if there is a incomplete or invalid configuration or other error while loading or attaching the probe.

Trait Implementations

impl Default for Kretprobe

fn default() -> Kretprobe

Returns the “default value” for a type.