Provided by: systemtap-doc_2.9-2ubuntu2_all 

NAME
probe::vm.kmem_cache_free - Fires when kmem_cache_free is requested
SYNOPSIS
vm.kmem_cache_free
VALUES
name
Name of the probe point
caller_function
Name of the caller function.
ptr
Pointer to the kmemory allocated which is returned by kmem_cache
call_site
Address of the function calling this kmemory function
SEE ALSO
tapset::memory(3stap)
SystemTap Tapset Reference April 2016 PROBE::VM.KMEM_CAC(3stap)