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-rw-r--r--net/ipv4/af_inet.c2
-rw-r--r--net/ipv4/tcp.c34
-rw-r--r--net/ipv4/tcp_input.c2
-rw-r--r--net/ipv4/udp.c6
4 files changed, 22 insertions, 22 deletions
diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index c24008daa3d8..e4329e161943 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -828,7 +828,7 @@ int inet_shutdown(struct socket *sock, int how)
case TCP_CLOSE:
err = -ENOTCONN;
/* Hack to wake up other listeners, who can poll for
- POLLHUP, even on eg. unconnected UDP sockets -- RR */
+ EPOLLHUP, even on eg. unconnected UDP sockets -- RR */
/* fall through */
default:
sk->sk_shutdown |= how;
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index c059aa7df0a9..48636aee23c3 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -512,36 +512,36 @@ __poll_t tcp_poll(struct file *file, struct socket *sock, poll_table *wait)
mask = 0;
/*
- * POLLHUP is certainly not done right. But poll() doesn't
+ * EPOLLHUP is certainly not done right. But poll() doesn't
* have a notion of HUP in just one direction, and for a
* socket the read side is more interesting.
*
- * Some poll() documentation says that POLLHUP is incompatible
- * with the POLLOUT/POLLWR flags, so somebody should check this
+ * Some poll() documentation says that EPOLLHUP is incompatible
+ * with the EPOLLOUT/POLLWR flags, so somebody should check this
* all. But careful, it tends to be safer to return too many
* bits than too few, and you can easily break real applications
* if you don't tell them that something has hung up!
*
* Check-me.
*
- * Check number 1. POLLHUP is _UNMASKABLE_ event (see UNIX98 and
+ * Check number 1. EPOLLHUP is _UNMASKABLE_ event (see UNIX98 and
* our fs/select.c). It means that after we received EOF,
* poll always returns immediately, making impossible poll() on write()
- * in state CLOSE_WAIT. One solution is evident --- to set POLLHUP
+ * in state CLOSE_WAIT. One solution is evident --- to set EPOLLHUP
* if and only if shutdown has been made in both directions.
* Actually, it is interesting to look how Solaris and DUX
- * solve this dilemma. I would prefer, if POLLHUP were maskable,
+ * solve this dilemma. I would prefer, if EPOLLHUP were maskable,
* then we could set it on SND_SHUTDOWN. BTW examples given
* in Stevens' books assume exactly this behaviour, it explains
- * why POLLHUP is incompatible with POLLOUT. --ANK
+ * why EPOLLHUP is incompatible with EPOLLOUT. --ANK
*
* NOTE. Check for TCP_CLOSE is added. The goal is to prevent
* blocking on fresh not-connected or disconnected socket. --ANK
*/
if (sk->sk_shutdown == SHUTDOWN_MASK || state == TCP_CLOSE)
- mask |= POLLHUP;
+ mask |= EPOLLHUP;
if (sk->sk_shutdown & RCV_SHUTDOWN)
- mask |= POLLIN | POLLRDNORM | POLLRDHUP;
+ mask |= EPOLLIN | EPOLLRDNORM | EPOLLRDHUP;
/* Connected or passive Fast Open socket? */
if (state != TCP_SYN_SENT &&
@@ -554,11 +554,11 @@ __poll_t tcp_poll(struct file *file, struct socket *sock, poll_table *wait)
target++;
if (tp->rcv_nxt - tp->copied_seq >= target)
- mask |= POLLIN | POLLRDNORM;
+ mask |= EPOLLIN | EPOLLRDNORM;
if (!(sk->sk_shutdown & SEND_SHUTDOWN)) {
if (sk_stream_is_writeable(sk)) {
- mask |= POLLOUT | POLLWRNORM;
+ mask |= EPOLLOUT | EPOLLWRNORM;
} else { /* send SIGIO later */
sk_set_bit(SOCKWQ_ASYNC_NOSPACE, sk);
set_bit(SOCK_NOSPACE, &sk->sk_socket->flags);
@@ -570,24 +570,24 @@ __poll_t tcp_poll(struct file *file, struct socket *sock, poll_table *wait)
*/
smp_mb__after_atomic();
if (sk_stream_is_writeable(sk))
- mask |= POLLOUT | POLLWRNORM;
+ mask |= EPOLLOUT | EPOLLWRNORM;
}
} else
- mask |= POLLOUT | POLLWRNORM;
+ mask |= EPOLLOUT | EPOLLWRNORM;
if (tp->urg_data & TCP_URG_VALID)
- mask |= POLLPRI;
+ mask |= EPOLLPRI;
} else if (state == TCP_SYN_SENT && inet_sk(sk)->defer_connect) {
/* Active TCP fastopen socket with defer_connect
- * Return POLLOUT so application can call write()
+ * Return EPOLLOUT so application can call write()
* in order for kernel to generate SYN+data
*/
- mask |= POLLOUT | POLLWRNORM;
+ mask |= EPOLLOUT | EPOLLWRNORM;
}
/* This barrier is coupled with smp_wmb() in tcp_reset() */
smp_rmb();
if (sk->sk_err || !skb_queue_empty(&sk->sk_error_queue))
- mask |= POLLERR;
+ mask |= EPOLLERR;
return mask;
}
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index cfa51cfd2d99..575d3c1fb6e8 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -315,7 +315,7 @@ static void tcp_sndbuf_expand(struct sock *sk)
/* Fast Recovery (RFC 5681 3.2) :
* Cubic needs 1.7 factor, rounded to 2 to include
- * extra cushion (application might react slowly to POLLOUT)
+ * extra cushion (application might react slowly to EPOLLOUT)
*/
sndmem = ca_ops->sndbuf_expand ? ca_ops->sndbuf_expand(sk) : 2;
sndmem *= nr_segs * per_mss;
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index f81f969f9c06..bfaefe560b5c 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -2501,12 +2501,12 @@ __poll_t udp_poll(struct file *file, struct socket *sock, poll_table *wait)
struct sock *sk = sock->sk;
if (!skb_queue_empty(&udp_sk(sk)->reader_queue))
- mask |= POLLIN | POLLRDNORM;
+ mask |= EPOLLIN | EPOLLRDNORM;
/* Check for false positives due to checksum errors */
- if ((mask & POLLRDNORM) && !(file->f_flags & O_NONBLOCK) &&
+ if ((mask & EPOLLRDNORM) && !(file->f_flags & O_NONBLOCK) &&
!(sk->sk_shutdown & RCV_SHUTDOWN) && first_packet_length(sk) == -1)
- mask &= ~(POLLIN | POLLRDNORM);
+ mask &= ~(EPOLLIN | EPOLLRDNORM);
return mask;

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