376 	struct pt_regs *childregs;  in copy_thread()  local
389 	childregs = (struct pt_regs *)(THREAD_SIZE + task_stack_page(p)) - 1;  in copy_thread()
390 	p->thread.sp = (unsigned long) childregs;  in copy_thread()
393 		memset(childregs, 0, sizeof(struct pt_regs));  in copy_thread()
394 		childregs->regs[2] = (unsigned long)arg;  in copy_thread()
395 		childregs->regs[3] = (unsigned long)usp;  in copy_thread()
396 		childregs->sr = (1 << 30); /* not user_mode */  in copy_thread()
397 		childregs->sr |= SR_FD; /* Invalidate FPU flag */  in copy_thread()
401 	*childregs = *current_pt_regs();  in copy_thread()
410 		childregs->regs[15] = neff_sign_extend(usp);  in copy_thread()
411 	p->thread.uregs = childregs;  in copy_thread()
413 	childregs->regs[9] = 0; /* Set return value for child */  in copy_thread()
414 	childregs->sr |= SR_FD; /* Invalidate FPU flag */  in copy_thread()