/*
* Called by kernel/ptrace.c when detaching.
*
* Make sure the single step bit is not set.
*/
void
ptrace_disable(struct task_struct *child)
{
/* Deconfigure SPC and S-bit. */
user_disable_single_step(child);
put_reg(child, PT_SPC, 0);
/* Deconfigure any watchpoints associated with the child. */
deconfigure_bp(child->pid);
}
/*
* Called by kernel/ptrace.c when detaching.
*
* Make sure the single step bit is not set.
*/
void
ptrace_disable(struct task_struct *child)
{
unsigned long tmp;
/* Deconfigure SPC and S-bit. */
tmp = get_reg(child, PT_CCS) & ~SBIT_USER;
put_reg(child, PT_CCS, tmp);
put_reg(child, PT_SPC, 0);
/* Deconfigure any watchpoints associated with the child. */
deconfigure_bp(child->pid);
}
void exit_thread(struct task_struct *tsk)
{
deconfigure_bp(tsk->pid);
}