DATAGRAM_POLL(9) Linux Networking DATAGRAM_POLL(9)NAMEdatagram_poll - generic datagram poll
SYNOPSIS
unsigned int datagram_poll(struct file * file, struct socket * sock,
poll_table * wait);
ARGUMENTS
file
file struct
sock
socket
wait
poll table
DATAGRAM POLL
Again totally generic. This also handles sequenced packet sockets
providing the socket receive queue is only ever holding data ready to
receive.
NOTE
when you _donĀ“t_ use this routine for this protocol, and you use a
different write policy from sock_writeable then please supply your own
write_space callback.
COPYRIGHTKernel Hackers Manual 2.6. November 2013 DATAGRAM_POLL(9)