EPOLLRDBAND
EPOLLRDBAND);
EPOLLRDBAND);
wake_up_interruptible_poll(sk_sleep(&q->sk), EPOLLIN | EPOLLRDNORM | EPOLLRDBAND);
ret |= EPOLLPRI | EPOLLRDBAND;
EPOLLPRI | EPOLLRDBAND, /* POLL_PRI */
#define POLLIN_SET (EPOLLRDNORM | EPOLLRDBAND | EPOLLIN | EPOLLHUP | EPOLLERR |\
EPOLLRDNORM | EPOLLRDBAND);
EPOLLRDNORM | EPOLLRDBAND);
EPOLLRDNORM | EPOLLRDBAND);
EPOLLRDNORM | EPOLLRDBAND);