3140 	sigset_t old_set, new_set;  in SYSCALL_DEFINE4()  local
3150 		if (copy_from_user(&new_set, nset, sizeof(sigset_t)))  in SYSCALL_DEFINE4()
3152 		sigdelsetmask(&new_set, sigmask(SIGKILL)|sigmask(SIGSTOP));  in SYSCALL_DEFINE4()
3154 		error = sigprocmask(how, &new_set, NULL);  in SYSCALL_DEFINE4()
3178 		sigset_t new_set;  in COMPAT_SYSCALL_DEFINE4()  local
3180 		if (get_compat_sigset(&new_set, nset))  in COMPAT_SYSCALL_DEFINE4()
3182 		sigdelsetmask(&new_set, sigmask(SIGKILL)|sigmask(SIGSTOP));  in COMPAT_SYSCALL_DEFINE4()
3184 		error = sigprocmask(how, &new_set, NULL);  in COMPAT_SYSCALL_DEFINE4()
4322 	old_sigset_t old_set, new_set;  in SYSCALL_DEFINE3()  local
4328 		if (copy_from_user(&new_set, nset, sizeof(*nset)))  in SYSCALL_DEFINE3()
4335 			sigaddsetmask(&new_blocked, new_set);  in SYSCALL_DEFINE3()
4338 			sigdelsetmask(&new_blocked, new_set);  in SYSCALL_DEFINE3()
4341 			new_blocked.sig[0] = new_set;  in SYSCALL_DEFINE3()