tag	line	file	source code
PF_TRACESYS	378	kernel/exit.c	p->flags &= ~(PF_PTRACED|PF_TRACESYS);
PF_TRACESYS	85	kernel/fork.c	p->flags &= ~(PF_PTRACED|PF_TRACESYS);
PF_TRACESYS	321	kernel/ptrace.c	child->flags |= PF_TRACESYS;
PF_TRACESYS	323	kernel/ptrace.c	child->flags &= ~PF_TRACESYS;
PF_TRACESYS	353	kernel/ptrace.c	child->flags &= ~PF_TRACESYS;
PF_TRACESYS	367	kernel/ptrace.c	child->flags &= ~(PF_PTRACED|PF_TRACESYS);