send_sigio        144 fs/dnotify.c   		send_sigio(fown, dn->dn_fd, POLL_MSG);
send_sigio        562 fs/fcntl.c     			send_sigio(fown, fa->fa_fd, band);
send_sigio        999 include/linux/fs.h extern void send_sigio(struct fown_struct *fown, int fd, int band);