709                              struct fown_struct *fown, int sig)  in sigio_perm()  argument
716 	ret = ((uid_eq(fown->euid, GLOBAL_ROOT_UID) ||  in sigio_perm()
717 		uid_eq(fown->euid, cred->suid) || uid_eq(fown->euid, cred->uid) ||  in sigio_perm()
718 		uid_eq(fown->uid,  cred->suid) || uid_eq(fown->uid,  cred->uid)) &&  in sigio_perm()
719 	       !security_file_send_sigiotask(p, fown, sig));  in sigio_perm()
725 			       struct fown_struct *fown,  in send_sigio_to_task()  argument
732 	int signum = READ_ONCE(fown->signum);  in send_sigio_to_task()
734 	if (!sigio_perm(p, fown, signum))  in send_sigio_to_task()
778 void send_sigio(struct fown_struct *fown, int fd, int band)  in send_sigio()  argument
784 	read_lock(&fown->lock);  in send_sigio()
786 	type = fown->pid_type;  in send_sigio()
787 	pid = fown->pid;  in send_sigio()
795 			send_sigio_to_task(p, fown, fd, band, type);  in send_sigio()
800 			send_sigio_to_task(p, fown, fd, band, type);  in send_sigio()
805 	read_unlock(&fown->lock);  in send_sigio()
809 				struct fown_struct *fown, enum pid_type type)  in send_sigurg_to_task()  argument
811 	if (sigio_perm(p, fown, SIGURG))  in send_sigurg_to_task()
815 int send_sigurg(struct fown_struct *fown)  in send_sigurg()  argument
822 	read_lock(&fown->lock);  in send_sigurg()
824 	type = fown->pid_type;  in send_sigurg()
825 	pid = fown->pid;  in send_sigurg()
835 			send_sigurg_to_task(p, fown, type);  in send_sigurg()
840 			send_sigurg_to_task(p, fown, type);  in send_sigurg()
845 	read_unlock(&fown->lock);  in send_sigurg()
993 		struct fown_struct *fown;  in kill_fasync_rcu()  local
1002 			fown = &fa->fa_file->f_owner;  in kill_fasync_rcu()
1006 			if (!(sig == SIGURG && fown->signum == 0))  in kill_fasync_rcu()
1007 				send_sigio(fown, fa->fa_fd, band);  in kill_fasync_rcu()