Provided by: systemtap-doc_4.6-2_amd64 

NAME
probe::vm.kfree - Fires when kfree is requested
SYNOPSIS
vm.kfree
VALUES
ptr
pointer to the kmemory allocated which is returned by kmalloc
caller_function
name of the caller function.
call_site
address of the function calling this kmemory function
name
name of the probe point
SEE ALSO
tapset::memory(3stap)
SystemTap Tapset Reference November 2021 PROBE::VM.KFREE(3stap)