234 static int compat_preserve_vfp_context(struct compat_vfp_sigframe __user *frame)  in compat_preserve_vfp_context()  argument
250 	__put_user_error(magic, &frame->magic, err);  in compat_preserve_vfp_context()
251 	__put_user_error(size, &frame->size, err);  in compat_preserve_vfp_context()
257 	for (i = 0; i < ARRAY_SIZE(frame->ufp.fpregs); i += 2) {  in compat_preserve_vfp_context()
262 		__put_user_error(vreg.lo, &frame->ufp.fpregs[i], err);  in compat_preserve_vfp_context()
263 		__put_user_error(vreg.hi, &frame->ufp.fpregs[i + 1], err);  in compat_preserve_vfp_context()
269 	__put_user_error(fpscr, &frame->ufp.fpscr, err);  in compat_preserve_vfp_context()
276 	__put_user_error(fpexc, &frame->ufp_exc.fpexc, err);  in compat_preserve_vfp_context()
277 	__put_user_error(0, &frame->ufp_exc.fpinst, err);  in compat_preserve_vfp_context()
278 	__put_user_error(0, &frame->ufp_exc.fpinst2, err);  in compat_preserve_vfp_context()
283 static int compat_restore_vfp_context(struct compat_vfp_sigframe __user *frame)  in compat_restore_vfp_context()  argument
291 	__get_user_error(magic, &frame->magic, err);  in compat_restore_vfp_context()
292 	__get_user_error(size, &frame->size, err);  in compat_restore_vfp_context()
300 	for (i = 0; i < ARRAY_SIZE(frame->ufp.fpregs); i += 2) {  in compat_restore_vfp_context()
303 		__get_user_error(vreg.lo, &frame->ufp.fpregs[i], err);  in compat_restore_vfp_context()
304 		__get_user_error(vreg.hi, &frame->ufp.fpregs[i + 1], err);  in compat_restore_vfp_context()
309 	__get_user_error(fpscr, &frame->ufp.fpscr, err);  in compat_restore_vfp_context()
370 	struct compat_sigframe __user *frame;  in compat_sys_sigreturn()  local
383 	frame = (struct compat_sigframe __user *)regs->compat_sp;  in compat_sys_sigreturn()
385 	if (!access_ok(VERIFY_READ, frame, sizeof (*frame)))  in compat_sys_sigreturn()
388 	if (compat_restore_sigframe(regs, frame))  in compat_sys_sigreturn()
404 	struct compat_rt_sigframe __user *frame;  in compat_sys_rt_sigreturn()  local
417 	frame = (struct compat_rt_sigframe __user *)regs->compat_sp;  in compat_sys_rt_sigreturn()
419 	if (!access_ok(VERIFY_READ, frame, sizeof (*frame)))  in compat_sys_rt_sigreturn()
422 	if (compat_restore_sigframe(regs, &frame->sig))  in compat_sys_rt_sigreturn()
425 	if (compat_restore_altstack(&frame->sig.uc.uc_stack))  in compat_sys_rt_sigreturn()
444 	void __user *frame;  in compat_get_sigframe()  local
449 	frame = compat_ptr((compat_uptr_t)((sp - framesize) & ~7));  in compat_get_sigframe()
454 	if (!access_ok(VERIFY_WRITE, frame, framesize))  in compat_get_sigframe()
455 		frame = NULL;  in compat_get_sigframe()
457 	return frame;  in compat_get_sigframe()
461 				compat_ulong_t __user *rc, void __user *frame,  in compat_setup_return()  argument
498 	regs->compat_sp	= ptr_to_compat(frame);  in compat_setup_return()
552 	struct compat_rt_sigframe __user *frame;  in compat_setup_rt_frame()  local
555 	frame = compat_get_sigframe(ksig, regs, sizeof(*frame));  in compat_setup_rt_frame()
557 	if (!frame)  in compat_setup_rt_frame()
560 	err |= copy_siginfo_to_user32(&frame->info, &ksig->info);  in compat_setup_rt_frame()
562 	__put_user_error(0, &frame->sig.uc.uc_flags, err);  in compat_setup_rt_frame()
563 	__put_user_error(0, &frame->sig.uc.uc_link, err);  in compat_setup_rt_frame()
565 	err |= __compat_save_altstack(&frame->sig.uc.uc_stack, regs->compat_sp);  in compat_setup_rt_frame()
567 	err |= compat_setup_sigframe(&frame->sig, regs, set);  in compat_setup_rt_frame()
570 		compat_setup_return(regs, &ksig->ka, frame->sig.retcode, frame, usig);  in compat_setup_rt_frame()
571 		regs->regs[1] = (compat_ulong_t)(unsigned long)&frame->info;  in compat_setup_rt_frame()
572 		regs->regs[2] = (compat_ulong_t)(unsigned long)&frame->sig.uc;  in compat_setup_rt_frame()
581 	struct compat_sigframe __user *frame;  in compat_setup_frame()  local
584 	frame = compat_get_sigframe(ksig, regs, sizeof(*frame));  in compat_setup_frame()
586 	if (!frame)  in compat_setup_frame()
589 	__put_user_error(0x5ac3c35a, &frame->uc.uc_flags, err);  in compat_setup_frame()
591 	err |= compat_setup_sigframe(frame, regs, set);  in compat_setup_frame()
593 		compat_setup_return(regs, &ksig->ka, frame->retcode, frame, usig);  in compat_setup_frame()