206 #define unsafe_put_sigmask(set, frame, label) \  argument
208 			(__u64 __user *)&(frame)->uc.uc_sigmask, \
329 	struct sigframe __user *frame;  in __setup_frame()  local
333 	frame = get_sigframe(&ksig->ka, regs, sizeof(*frame), &fp);  in __setup_frame()
335 	if (!user_access_begin(frame, sizeof(*frame)))  in __setup_frame()
338 	unsafe_put_user(sig, &frame->sig, Efault);  in __setup_frame()
339 	unsafe_put_sigcontext(&frame->sc, fp, regs, set, Efault);  in __setup_frame()
340 	unsafe_put_user(set->sig[1], &frame->extramask[0], Efault);  in __setup_frame()
345 		restorer = &frame->retcode;  in __setup_frame()
350 	unsafe_put_user(restorer, &frame->pretcode, Efault);  in __setup_frame()
359 	unsafe_put_user(*((u64 *)&retcode), (u64 *)frame->retcode, Efault);  in __setup_frame()
363 	regs->sp = (unsigned long)frame;  in __setup_frame()
384 	struct rt_sigframe __user *frame;  in __setup_rt_frame()  local
388 	frame = get_sigframe(&ksig->ka, regs, sizeof(*frame), &fp);  in __setup_rt_frame()
390 	if (!user_access_begin(frame, sizeof(*frame)))  in __setup_rt_frame()
393 	unsafe_put_user(sig, &frame->sig, Efault);  in __setup_rt_frame()
394 	unsafe_put_user(&frame->info, &frame->pinfo, Efault);  in __setup_rt_frame()
395 	unsafe_put_user(&frame->uc, &frame->puc, Efault);  in __setup_rt_frame()
399 		unsafe_put_user(UC_FP_XSTATE, &frame->uc.uc_flags, Efault);  in __setup_rt_frame()
401 		unsafe_put_user(0, &frame->uc.uc_flags, Efault);  in __setup_rt_frame()
402 	unsafe_put_user(0, &frame->uc.uc_link, Efault);  in __setup_rt_frame()
403 	unsafe_save_altstack(&frame->uc.uc_stack, regs->sp, Efault);  in __setup_rt_frame()
410 	unsafe_put_user(restorer, &frame->pretcode, Efault);  in __setup_rt_frame()
419 	unsafe_put_user(*((u64 *)&rt_retcode), (u64 *)frame->retcode, Efault);  in __setup_rt_frame()
420 	unsafe_put_sigcontext(&frame->uc.uc_mcontext, fp, regs, set, Efault);  in __setup_rt_frame()
421 	unsafe_put_sigmask(set, frame, Efault);  in __setup_rt_frame()
424 	if (copy_siginfo_to_user(&frame->info, &ksig->info))  in __setup_rt_frame()
428 	regs->sp = (unsigned long)frame;  in __setup_rt_frame()
431 	regs->dx = (unsigned long)&frame->info;  in __setup_rt_frame()
432 	regs->cx = (unsigned long)&frame->uc;  in __setup_rt_frame()
463 	struct rt_sigframe __user *frame;  in __setup_rt_frame()  local
471 	frame = get_sigframe(&ksig->ka, regs, sizeof(struct rt_sigframe), &fp);  in __setup_rt_frame()
474 	if (!user_access_begin(frame, sizeof(*frame)))  in __setup_rt_frame()
478 	unsafe_put_user(uc_flags, &frame->uc.uc_flags, Efault);  in __setup_rt_frame()
479 	unsafe_put_user(0, &frame->uc.uc_link, Efault);  in __setup_rt_frame()
480 	unsafe_save_altstack(&frame->uc.uc_stack, regs->sp, Efault);  in __setup_rt_frame()
484 	unsafe_put_user(ksig->ka.sa.sa_restorer, &frame->pretcode, Efault);  in __setup_rt_frame()
485 	unsafe_put_sigcontext(&frame->uc.uc_mcontext, fp, regs, set, Efault);  in __setup_rt_frame()
486 	unsafe_put_sigmask(set, frame, Efault);  in __setup_rt_frame()
490 		if (copy_siginfo_to_user(&frame->info, &ksig->info))  in __setup_rt_frame()
501 	regs->si = (unsigned long)&frame->info;  in __setup_rt_frame()
502 	regs->dx = (unsigned long)&frame->uc;  in __setup_rt_frame()
505 	regs->sp = (unsigned long)frame;  in __setup_rt_frame()
567 	struct rt_sigframe_x32 __user *frame;  in x32_setup_rt_frame()  local
575 	frame = get_sigframe(&ksig->ka, regs, sizeof(*frame), &fp);  in x32_setup_rt_frame()
579 	if (!user_access_begin(frame, sizeof(*frame)))  in x32_setup_rt_frame()
583 	unsafe_put_user(uc_flags, &frame->uc.uc_flags, Efault);  in x32_setup_rt_frame()
584 	unsafe_put_user(0, &frame->uc.uc_link, Efault);  in x32_setup_rt_frame()
585 	unsafe_compat_save_altstack(&frame->uc.uc_stack, regs->sp, Efault);  in x32_setup_rt_frame()
586 	unsafe_put_user(0, &frame->uc.uc__pad0, Efault);  in x32_setup_rt_frame()
588 	unsafe_put_user(restorer, (unsigned long __user *)&frame->pretcode, Efault);  in x32_setup_rt_frame()
589 	unsafe_put_sigcontext(&frame->uc.uc_mcontext, fp, regs, set, Efault);  in x32_setup_rt_frame()
590 	unsafe_put_sigmask(set, frame, Efault);  in x32_setup_rt_frame()
594 		if (x32_copy_siginfo_to_user(&frame->info, &ksig->info))  in x32_setup_rt_frame()
599 	regs->sp = (unsigned long) frame;  in x32_setup_rt_frame()
604 	regs->si = (unsigned long) &frame->info;  in x32_setup_rt_frame()
605 	regs->dx = (unsigned long) &frame->uc;  in x32_setup_rt_frame()
629 	struct sigframe __user *frame;  in SYSCALL_DEFINE0()  local
632 	frame = (struct sigframe __user *)(regs->sp - 8);  in SYSCALL_DEFINE0()
634 	if (!access_ok(frame, sizeof(*frame)))  in SYSCALL_DEFINE0()
636 	if (__get_user(set.sig[0], &frame->sc.oldmask) ||  in SYSCALL_DEFINE0()
637 	    __get_user(set.sig[1], &frame->extramask[0]))  in SYSCALL_DEFINE0()
646 	if (restore_sigcontext(regs, &frame->sc, 0))  in SYSCALL_DEFINE0()
651 	signal_fault(regs, frame, "sigreturn");  in SYSCALL_DEFINE0()
660 	struct rt_sigframe __user *frame;  in SYSCALL_DEFINE0()  local
664 	frame = (struct rt_sigframe __user *)(regs->sp - sizeof(long));  in SYSCALL_DEFINE0()
665 	if (!access_ok(frame, sizeof(*frame)))  in SYSCALL_DEFINE0()
667 	if (__get_user(*(__u64 *)&set, (__u64 __user *)&frame->uc.uc_sigmask))  in SYSCALL_DEFINE0()
669 	if (__get_user(uc_flags, &frame->uc.uc_flags))  in SYSCALL_DEFINE0()
674 	if (restore_sigcontext(regs, &frame->uc.uc_mcontext, uc_flags))  in SYSCALL_DEFINE0()
677 	if (restore_altstack(&frame->uc.uc_stack))  in SYSCALL_DEFINE0()
683 	signal_fault(regs, frame, "rt_sigreturn");  in SYSCALL_DEFINE0()
898 void signal_fault(struct pt_regs *regs, void __user *frame, char *where)  in signal_fault()  argument
906 		       me->comm, me->pid, where, frame,  in signal_fault()
919 	struct rt_sigframe_x32 __user *frame;  in COMPAT_SYSCALL_DEFINE0()  local
923 	frame = (struct rt_sigframe_x32 __user *)(regs->sp - 8);  in COMPAT_SYSCALL_DEFINE0()
925 	if (!access_ok(frame, sizeof(*frame)))  in COMPAT_SYSCALL_DEFINE0()
927 	if (__get_user(set.sig[0], (__u64 __user *)&frame->uc.uc_sigmask))  in COMPAT_SYSCALL_DEFINE0()
929 	if (__get_user(uc_flags, &frame->uc.uc_flags))  in COMPAT_SYSCALL_DEFINE0()
934 	if (restore_sigcontext(regs, &frame->uc.uc_mcontext, uc_flags))  in COMPAT_SYSCALL_DEFINE0()
937 	if (compat_restore_altstack(&frame->uc.uc_stack))  in COMPAT_SYSCALL_DEFINE0()
943 	signal_fault(regs, frame, "x32 rt_sigreturn");  in COMPAT_SYSCALL_DEFINE0()