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net: simplify sock_poll_wait

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The wait_address argument is always directly derived from the filp
argument, so remove it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Christoph Hellwig 2018-07-30 09:42:10 +02:00 committed by David S. Miller
parent 3f6bcc5162
commit dd979b4df8
13 changed files with 19 additions and 18 deletions
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2
crypto/af_alg.c
View File

@ -1071,7 +1071,7 @@ __poll_t af_alg_poll(struct file *file, struct socket *sock,
struct af_alg_ctx *ctx = ask->private;
__poll_t mask;
sock_poll_wait(file, sk_sleep(sk), wait);
sock_poll_wait(file, wait);
mask = 0;
if (!ctx->more || ctx->used)

11
include/net/sock.h
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@ -2057,16 +2057,17 @@ static inline bool skwq_has_sleeper(struct socket_wq *wq)
/**
* sock_poll_wait - place memory barrier behind the poll_wait call.
* @filp: file
* @wait_address: socket wait queue
* @p: poll_table
*
* See the comments in the wq_has_sleeper function.
*/
static inline void sock_poll_wait(struct file *filp,
wait_queue_head_t *wait_address, poll_table *p)
static inline void sock_poll_wait(struct file *filp, poll_table *p)
{
if (!poll_does_not_wait(p) && wait_address) {
poll_wait(filp, wait_address, p);
struct socket *sock = filp->private_data;
wait_queue_head_t *wq = sk_sleep(sock->sk);
if (!poll_does_not_wait(p) && wq) {
poll_wait(filp, wq, p);
/* We need to be sure we are in sync with the
* socket flags modification.
*

2
net/atm/common.c
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@ -653,7 +653,7 @@ __poll_t vcc_poll(struct file *file, struct socket *sock, poll_table *wait)
struct atm_vcc *vcc;
__poll_t mask;
sock_poll_wait(file, sk_sleep(sk), wait);
sock_poll_wait(file, wait);
mask = 0;
vcc = ATM_SD(sock);

2
net/caif/caif_socket.c
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@ -941,7 +941,7 @@ static __poll_t caif_poll(struct file *file,
__poll_t mask;
struct caifsock *cf_sk = container_of(sk, struct caifsock, sk);
sock_poll_wait(file, sk_sleep(sk), wait);
sock_poll_wait(file, wait);
mask = 0;
/* exceptional events? */

2
net/core/datagram.c
View File

@ -837,7 +837,7 @@ __poll_t datagram_poll(struct file *file, struct socket *sock,
struct sock *sk = sock->sk;
__poll_t mask;
sock_poll_wait(file, sk_sleep(sk), wait);
sock_poll_wait(file, wait);
mask = 0;
/* exceptional events? */

2
net/dccp/proto.c
View File

@ -325,7 +325,7 @@ __poll_t dccp_poll(struct file *file, struct socket *sock,
__poll_t mask;
struct sock *sk = sock->sk;
sock_poll_wait(file, sk_sleep(sk), wait);
sock_poll_wait(file, wait);
if (sk->sk_state == DCCP_LISTEN)
return inet_csk_listen_poll(sk);

2
net/ipv4/tcp.c
View File

@ -507,7 +507,7 @@ __poll_t tcp_poll(struct file *file, struct socket *sock, poll_table *wait)
const struct tcp_sock *tp = tcp_sk(sk);
int state;
sock_poll_wait(file, sk_sleep(sk), wait);
sock_poll_wait(file, wait);
state = inet_sk_state_load(sk);
if (state == TCP_LISTEN)

2
net/iucv/af_iucv.c
View File

@ -1494,7 +1494,7 @@ __poll_t iucv_sock_poll(struct file *file, struct socket *sock,
struct sock *sk = sock->sk;
__poll_t mask = 0;
sock_poll_wait(file, sk_sleep(sk), wait);
sock_poll_wait(file, wait);
if (sk->sk_state == IUCV_LISTEN)
return iucv_accept_poll(sk);

2
net/nfc/llcp_sock.c
View File

@ -556,7 +556,7 @@ static __poll_t llcp_sock_poll(struct file *file, struct socket *sock,
pr_debug("%p\n", sk);
sock_poll_wait(file, sk_sleep(sk), wait);
sock_poll_wait(file, wait);
if (sk->sk_state == LLCP_LISTEN)
return llcp_accept_poll(sk);

2
net/rxrpc/af_rxrpc.c
View File

@ -741,7 +741,7 @@ static __poll_t rxrpc_poll(struct file *file, struct socket *sock,
struct rxrpc_sock *rx = rxrpc_sk(sk);
__poll_t mask;
sock_poll_wait(file, sk_sleep(sk), wait);
sock_poll_wait(file, wait);
mask = 0;
/* the socket is readable if there are any messages waiting on the Rx

2
net/smc/af_smc.c
View File

@ -1535,7 +1535,7 @@ static __poll_t smc_poll(struct file *file, struct socket *sock,
mask |= EPOLLERR;
} else {
if (sk->sk_state != SMC_CLOSED)
sock_poll_wait(file, sk_sleep(sk), wait);
sock_poll_wait(file, wait);
if (sk->sk_err)
mask |= EPOLLERR;
if ((sk->sk_shutdown == SHUTDOWN_MASK) ||

2
net/tipc/socket.c
View File

@ -716,7 +716,7 @@ static __poll_t tipc_poll(struct file *file, struct socket *sock,
struct tipc_sock *tsk = tipc_sk(sk);
__poll_t revents = 0;
sock_poll_wait(file, sk_sleep(sk), wait);
sock_poll_wait(file, wait);
if (sk->sk_shutdown & RCV_SHUTDOWN)
revents |= EPOLLRDHUP | EPOLLIN | EPOLLRDNORM;

4
net/unix/af_unix.c
View File

@ -2635,7 +2635,7 @@ static __poll_t unix_poll(struct file *file, struct socket *sock, poll_table *wa
struct sock *sk = sock->sk;
__poll_t mask;
sock_poll_wait(file, sk_sleep(sk), wait);
sock_poll_wait(file, wait);
mask = 0;
/* exceptional events? */
@ -2672,7 +2672,7 @@ static __poll_t unix_dgram_poll(struct file *file, struct socket *sock,
unsigned int writable;
__poll_t mask;
sock_poll_wait(file, sk_sleep(sk), wait);
sock_poll_wait(file, wait);
mask = 0;
/* exceptional events? */