suse man page for tracehook_tracer_task

TRACEHOOK_TRACER_TAS(9) 					 Kernel Internals					   TRACEHOOK_TRACER_TAS(9)

NAME
       tracehook_tracer_task - return the task that is tracing the given task

SYNOPSIS
       struct task_struct * tracehook_tracer_task(struct task_struct * tsk);

ARGUMENTS
       tsk
	   task to consider

DESCRIPTION
       Returns NULL if noone is tracing task, or the struct task_struct pointer to its tracer.

       Must called under rcu_read_lock. The pointer returned might be kept live only by RCU. During exec, this may be called with task_lock held
       on task, still held from when tracehook_unsafe_exec was called.

Kernel Hackers Manual 2.6.					     July 2010						   TRACEHOOK_TRACER_TAS(9)