static int tm_cfpr_active(struct task_struct *target,
				const struct user_regset *regset)
{
	if (!cpu_has_feature(CPU_FTR_TM))
		return -ENODEV;

	if (!MSR_TM_ACTIVE(target->thread.regs->msr))
		return 0;

	return regset->n;
}
static int tm_cfpr_active(struct task_struct *target,
				const struct user_regset *regset)
{
	if (!cpu_has_feature(CPU_FTR_TM))
		return -ENODEV;

	if (!MSR_TM_ACTIVE(target->thread.regs->msr))
		return 0;

	return regset->n;
}