Provided by: systemtap-doc_2.3-1ubuntu1.4_all 

NAME
probe::scheduler.ctxswitch - A context switch is occuring.
SYNOPSIS
scheduler.ctxswitch
VALUES
prev_priority
The priority of the process to be switched out
prev_task_name
The name of the process to be switched out
next_tid
The TID of the process to be switched in
name
name of the probe point
prev_tid
The TID of the process to be switched out
prev_pid
The PID of the process to be switched out
prevtsk_state
the state of the process to be switched out
next_task_name
The name of the process to be switched in
nexttsk_state
the state of the process to be switched in
next_pid
The PID of the process to be switched in
next_priority
The priority of the process to be switched in
SystemTap Tapset Reference March 2016 PROBE::SCHEDULER.C(3stap)