2592 	sigset_t old_set, new_set;  in SYSCALL_DEFINE4()  local
2602 		if (copy_from_user(&new_set, nset, sizeof(sigset_t)))  in SYSCALL_DEFINE4()
2604 		sigdelsetmask(&new_set, sigmask(SIGKILL)|sigmask(SIGSTOP));  in SYSCALL_DEFINE4()
2606 		error = sigprocmask(how, &new_set, NULL);  in SYSCALL_DEFINE4()
2632 		sigset_t new_set;  in COMPAT_SYSCALL_DEFINE4()  local
2637 		sigset_from_compat(&new_set, &new32);  in COMPAT_SYSCALL_DEFINE4()
2638 		sigdelsetmask(&new_set, sigmask(SIGKILL)|sigmask(SIGSTOP));  in COMPAT_SYSCALL_DEFINE4()
2640 		error = sigprocmask(how, &new_set, NULL);  in COMPAT_SYSCALL_DEFINE4()
3307 	old_sigset_t old_set, new_set;  in SYSCALL_DEFINE3()  local
3313 		if (copy_from_user(&new_set, nset, sizeof(*nset)))  in SYSCALL_DEFINE3()
3320 			sigaddsetmask(&new_blocked, new_set);  in SYSCALL_DEFINE3()
3323 			sigdelsetmask(&new_blocked, new_set);  in SYSCALL_DEFINE3()
3326 			new_blocked.sig[0] = new_set;  in SYSCALL_DEFINE3()