iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

net: include/net/sock.h cleanup

Browse Source 
bool/const conversions where possible

__inline__ -> inline

space cleanups

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2012-05-16 22:48:15 +00:00 committed by David S. Miller
parent 1f352920b9
commit dc6b9b7823
4 changed files with 84 additions and 87 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

151
include/net/sock.h
View File

@ -97,7 +97,7 @@ void mem_cgroup_sockets_destroy(struct cgroup *cgrp)
#else
/* Validate arguments and do nothing */
static inline __printf(2, 3)
void SOCK_DEBUG(struct sock *sk, const char *msg, ...)
void SOCK_DEBUG(const struct sock *sk, const char *msg, ...)
{
}
#endif
@ -372,8 +372,8 @@ struct sock {
void (*sk_data_ready)(struct sock *sk, int bytes);
void (*sk_write_space)(struct sock *sk);
void (*sk_error_report)(struct sock *sk);
int (*sk_backlog_rcv)(struct sock *sk,
struct sk_buff *skb);
int (*sk_backlog_rcv)(struct sock *sk,
struct sk_buff *skb);
void (*sk_destruct)(struct sock *sk);
};
@ -454,40 +454,40 @@ static inline struct sock *sk_nulls_next(const struct sock *sk)
NULL;
}
static inline int sk_unhashed(const struct sock *sk)
static inline bool sk_unhashed(const struct sock *sk)
{
return hlist_unhashed(&sk->sk_node);
}
static inline int sk_hashed(const struct sock *sk)
static inline bool sk_hashed(const struct sock *sk)
{
return !sk_unhashed(sk);
}
static __inline__ void sk_node_init(struct hlist_node *node)
static inline void sk_node_init(struct hlist_node *node)
{
node->pprev = NULL;
}
static __inline__ void sk_nulls_node_init(struct hlist_nulls_node *node)
static inline void sk_nulls_node_init(struct hlist_nulls_node *node)
{
node->pprev = NULL;
}
static __inline__ void __sk_del_node(struct sock *sk)
static inline void __sk_del_node(struct sock *sk)
{
__hlist_del(&sk->sk_node);
}
/* NB: equivalent to hlist_del_init_rcu */
static __inline__ int __sk_del_node_init(struct sock *sk)
static inline bool __sk_del_node_init(struct sock *sk)
{
if (sk_hashed(sk)) {
__sk_del_node(sk);
sk_node_init(&sk->sk_node);
return 1;
return true;
}
return 0;
return false;
}
/* Grab socket reference count. This operation is valid only
@ -509,9 +509,9 @@ static inline void __sock_put(struct sock *sk)
atomic_dec(&sk->sk_refcnt);
}
static __inline__ int sk_del_node_init(struct sock *sk)
static inline bool sk_del_node_init(struct sock *sk)
{
int rc = __sk_del_node_init(sk);
bool rc = __sk_del_node_init(sk);
if (rc) {
/* paranoid for a while -acme */
@ -522,18 +522,18 @@ static __inline__ int sk_del_node_init(struct sock *sk)
}
#define sk_del_node_init_rcu(sk) sk_del_node_init(sk)
static __inline__ int __sk_nulls_del_node_init_rcu(struct sock *sk)
static inline bool __sk_nulls_del_node_init_rcu(struct sock *sk)
{
if (sk_hashed(sk)) {
hlist_nulls_del_init_rcu(&sk->sk_nulls_node);
return 1;
return true;
}
return 0;
return false;
}
static __inline__ int sk_nulls_del_node_init_rcu(struct sock *sk)
static inline bool sk_nulls_del_node_init_rcu(struct sock *sk)
{
int rc = __sk_nulls_del_node_init_rcu(sk);
bool rc = __sk_nulls_del_node_init_rcu(sk);
if (rc) {
/* paranoid for a while -acme */
@ -543,40 +543,40 @@ static __inline__ int sk_nulls_del_node_init_rcu(struct sock *sk)
return rc;
}
static __inline__ void __sk_add_node(struct sock *sk, struct hlist_head *list)
static inline void __sk_add_node(struct sock *sk, struct hlist_head *list)
{
hlist_add_head(&sk->sk_node, list);
}
static __inline__ void sk_add_node(struct sock *sk, struct hlist_head *list)
static inline void sk_add_node(struct sock *sk, struct hlist_head *list)
{
sock_hold(sk);
__sk_add_node(sk, list);
}
static __inline__ void sk_add_node_rcu(struct sock *sk, struct hlist_head *list)
static inline void sk_add_node_rcu(struct sock *sk, struct hlist_head *list)
{
sock_hold(sk);
hlist_add_head_rcu(&sk->sk_node, list);
}
static __inline__ void __sk_nulls_add_node_rcu(struct sock *sk, struct hlist_nulls_head *list)
static inline void __sk_nulls_add_node_rcu(struct sock *sk, struct hlist_nulls_head *list)
{
hlist_nulls_add_head_rcu(&sk->sk_nulls_node, list);
}
static __inline__ void sk_nulls_add_node_rcu(struct sock *sk, struct hlist_nulls_head *list)
static inline void sk_nulls_add_node_rcu(struct sock *sk, struct hlist_nulls_head *list)
{
sock_hold(sk);
__sk_nulls_add_node_rcu(sk, list);
}
static __inline__ void __sk_del_bind_node(struct sock *sk)
static inline void __sk_del_bind_node(struct sock *sk)
{
__hlist_del(&sk->sk_bind_node);
}
static __inline__ void sk_add_bind_node(struct sock *sk,
static inline void sk_add_bind_node(struct sock *sk,
struct hlist_head *list)
{
hlist_add_head(&sk->sk_bind_node, list);
@ -665,7 +665,7 @@ static inline void sk_acceptq_added(struct sock *sk)
sk->sk_ack_backlog++;
}
static inline int sk_acceptq_is_full(struct sock *sk)
static inline bool sk_acceptq_is_full(const struct sock *sk)
{
return sk->sk_ack_backlog > sk->sk_max_ack_backlog;
}
@ -673,19 +673,19 @@ static inline int sk_acceptq_is_full(struct sock *sk)
/*
* Compute minimal free write space needed to queue new packets.
*/
static inline int sk_stream_min_wspace(struct sock *sk)
static inline int sk_stream_min_wspace(const struct sock *sk)
{
return sk->sk_wmem_queued >> 1;
}
static inline int sk_stream_wspace(struct sock *sk)
static inline int sk_stream_wspace(const struct sock *sk)
{
return sk->sk_sndbuf - sk->sk_wmem_queued;
}
extern void sk_stream_write_space(struct sock *sk);
static inline int sk_stream_memory_free(struct sock *sk)
static inline bool sk_stream_memory_free(const struct sock *sk)
{
return sk->sk_wmem_queued < sk->sk_sndbuf;
}
@ -809,26 +809,26 @@ struct module;
* transport -> network interface is defined by struct inet_proto
*/
struct proto {
void (*close)(struct sock *sk,
void (*close)(struct sock *sk,
long timeout);
int (*connect)(struct sock *sk,
struct sockaddr *uaddr,
struct sockaddr *uaddr,
int addr_len);
int (*disconnect)(struct sock *sk, int flags);
struct sock * (*accept) (struct sock *sk, int flags, int *err);
struct sock * (*accept)(struct sock *sk, int flags, int *err);
int (*ioctl)(struct sock *sk, int cmd,
unsigned long arg);
int (*init)(struct sock *sk);
void (*destroy)(struct sock *sk);
void (*shutdown)(struct sock *sk, int how);
int (*setsockopt)(struct sock *sk, int level,
int (*setsockopt)(struct sock *sk, int level,
int optname, char __user *optval,
unsigned int optlen);
int (*getsockopt)(struct sock *sk, int level,
int optname, char __user *optval,
int __user *option);
int (*getsockopt)(struct sock *sk, int level,
int optname, char __user *optval,
int __user *option);
#ifdef CONFIG_COMPAT
int (*compat_setsockopt)(struct sock *sk,
int level,
@ -845,14 +845,14 @@ struct proto {
struct msghdr *msg, size_t len);
int (*recvmsg)(struct kiocb *iocb, struct sock *sk,
struct msghdr *msg,
size_t len, int noblock, int flags,
int *addr_len);
size_t len, int noblock, int flags,
int *addr_len);
int (*sendpage)(struct sock *sk, struct page *page,
int offset, size_t size, int flags);
int (*bind)(struct sock *sk,
int (*bind)(struct sock *sk,
struct sockaddr *uaddr, int addr_len);
int (*backlog_rcv) (struct sock *sk,
int (*backlog_rcv) (struct sock *sk,
struct sk_buff *skb);
/* Keeping track of sk's, looking them up, and port selection methods. */
@ -1173,7 +1173,7 @@ proto_memory_pressure(struct proto *prot)
extern void sock_prot_inuse_add(struct net *net, struct proto *prot, int inc);
extern int sock_prot_inuse_get(struct net *net, struct proto *proto);
#else
static void inline sock_prot_inuse_add(struct net *net, struct proto *prot,
static inline void sock_prot_inuse_add(struct net *net, struct proto *prot,
int inc)
{
}
@ -1260,24 +1260,24 @@ static inline int sk_mem_pages(int amt)
return (amt + SK_MEM_QUANTUM - 1) >> SK_MEM_QUANTUM_SHIFT;
}
static inline int sk_has_account(struct sock *sk)
static inline bool sk_has_account(struct sock *sk)
{
/* return true if protocol supports memory accounting */
return !!sk->sk_prot->memory_allocated;
}
static inline int sk_wmem_schedule(struct sock *sk, int size)
static inline bool sk_wmem_schedule(struct sock *sk, int size)
{
if (!sk_has_account(sk))
return 1;
return true;
return size <= sk->sk_forward_alloc ||
__sk_mem_schedule(sk, size, SK_MEM_SEND);
}
static inline int sk_rmem_schedule(struct sock *sk, int size)
static inline bool sk_rmem_schedule(struct sock *sk, int size)
{
if (!sk_has_account(sk))
return 1;
return true;
return size <= sk->sk_forward_alloc ||
__sk_mem_schedule(sk, size, SK_MEM_RECV);
}
@ -1342,7 +1342,7 @@ static inline void sk_wmem_free_skb(struct sock *sk, struct sk_buff *skb)
* Mark both the sk_lock and the sk_lock.slock as a
* per-address-family lock class.
*/
#define sock_lock_init_class_and_name(sk, sname, skey, name, key) \
#define sock_lock_init_class_and_name(sk, sname, skey, name, key) \
do { \
sk->sk_lock.owned = 0; \
init_waitqueue_head(&sk->sk_lock.wq); \
@ -1350,7 +1350,7 @@ do { \
debug_check_no_locks_freed((void *)&(sk)->sk_lock, \
sizeof((sk)->sk_lock)); \
lockdep_set_class_and_name(&(sk)->sk_lock.slock, \
(skey), (sname)); \
(skey), (sname)); \
lockdep_init_map(&(sk)->sk_lock.dep_map, (name), (key), 0); \
} while (0)
@ -1410,13 +1410,13 @@ extern int sock_setsockopt(struct socket *sock, int level,
unsigned int optlen);
extern int sock_getsockopt(struct socket *sock, int level,
int op, char __user *optval,
int op, char __user *optval,
int __user *optlen);
extern struct sk_buff *sock_alloc_send_skb(struct sock *sk,
extern struct sk_buff *sock_alloc_send_skb(struct sock *sk,
unsigned long size,
int noblock,
int *errcode);
extern struct sk_buff *sock_alloc_send_pskb(struct sock *sk,
extern struct sk_buff *sock_alloc_send_pskb(struct sock *sk,
unsigned long header_len,
unsigned long data_len,
int noblock,
@ -1438,7 +1438,7 @@ static inline void sock_update_classid(struct sock *sk)
* Functions to fill in entries in struct proto_ops when a protocol
* does not implement a particular function.
*/
extern int sock_no_bind(struct socket *,
extern int sock_no_bind(struct socket *,
struct sockaddr *, int);
extern int sock_no_connect(struct socket *,
struct sockaddr *, int, int);
@ -1467,7 +1467,7 @@ extern int sock_no_mmap(struct file *file,
struct vm_area_struct *vma);
extern ssize_t sock_no_sendpage(struct socket *sock,
struct page *page,
int offset, size_t size,
int offset, size_t size,
int flags);
/*
@ -1490,7 +1490,7 @@ extern void sk_common_release(struct sock *sk);
/*
* Default socket callbacks and setup code
*/
/* Initialise core socket variables */
extern void sock_init_data(struct socket *sock, struct sock *sk);
@ -1690,7 +1690,7 @@ extern struct dst_entry *__sk_dst_check(struct sock *sk, u32 cookie);
extern struct dst_entry *sk_dst_check(struct sock *sk, u32 cookie);
static inline int sk_can_gso(const struct sock *sk)
static inline bool sk_can_gso(const struct sock *sk)
{
return net_gso_ok(sk->sk_route_caps, sk->sk_gso_type);
}
@ -1807,7 +1807,7 @@ static inline int sk_rmem_alloc_get(const struct sock *sk)
*
* Returns true if socket has write or read allocations
*/
static inline int sk_has_allocations(const struct sock *sk)
static inline bool sk_has_allocations(const struct sock *sk)
{
return sk_wmem_alloc_get(sk) || sk_rmem_alloc_get(sk);
}
@ -1846,9 +1846,7 @@ static inline int sk_has_allocations(const struct sock *sk)
*/
static inline bool wq_has_sleeper(struct socket_wq *wq)
{
/*
* We need to be sure we are in sync with the
/* We need to be sure we are in sync with the
* add_wait_queue modifications to the wait queue.
*
* This memory barrier is paired in the sock_poll_wait.
@ -1870,22 +1868,21 @@ static inline void sock_poll_wait(struct file *filp,
{
if (!poll_does_not_wait(p) && wait_address) {
poll_wait(filp, wait_address, p);
/*
* We need to be sure we are in sync with the
/* We need to be sure we are in sync with the
* socket flags modification.
*
* This memory barrier is paired in the wq_has_sleeper.
*/
*/
smp_mb();
}
}
/*
* Queue a received datagram if it will fit. Stream and sequenced
* Queue a received datagram if it will fit. Stream and sequenced
* protocols can't normally use this as they need to fit buffers in
* and play with them.
*
* Inlined as it's very short and called for pretty much every
* Inlined as it's very short and called for pretty much every
* packet ever received.
*/
@ -1911,10 +1908,10 @@ static inline void skb_set_owner_r(struct sk_buff *skb, struct sock *sk)
sk_mem_charge(sk, skb->truesize);
}
extern void sk_reset_timer(struct sock *sk, struct timer_list* timer,
extern void sk_reset_timer(struct sock *sk, struct timer_list *timer,
unsigned long expires);
extern void sk_stop_timer(struct sock *sk, struct timer_list* timer);
extern void sk_stop_timer(struct sock *sk, struct timer_list *timer);
extern int sock_queue_rcv_skb(struct sock *sk, struct sk_buff *skb);
@ -1923,7 +1920,7 @@ extern int sock_queue_err_skb(struct sock *sk, struct sk_buff *skb);
/*
* Recover an error report and clear atomically
*/
static inline int sock_error(struct sock *sk)
{
int err;
@ -1939,7 +1936,7 @@ static inline unsigned long sock_wspace(struct sock *sk)
if (!(sk->sk_shutdown & SEND_SHUTDOWN)) {
amt = sk->sk_sndbuf - atomic_read(&sk->sk_wmem_alloc);
if (amt < 0)
if (amt < 0)
amt = 0;
}
return amt;
@ -1983,7 +1980,7 @@ static inline struct page *sk_stream_alloc_page(struct sock *sk)
/*
* Default write policy as shown to user space via poll/select/SIGIO
*/
static inline int sock_writeable(const struct sock *sk)
static inline bool sock_writeable(const struct sock *sk)
{
return atomic_read(&sk->sk_wmem_alloc) < (sk->sk_sndbuf >> 1);
}
@ -1993,12 +1990,12 @@ static inline gfp_t gfp_any(void)
return in_softirq() ? GFP_ATOMIC : GFP_KERNEL;
}
static inline long sock_rcvtimeo(const struct sock *sk, int noblock)
static inline long sock_rcvtimeo(const struct sock *sk, bool noblock)
{
return noblock ? 0 : sk->sk_rcvtimeo;
}
static inline long sock_sndtimeo(const struct sock *sk, int noblock)
static inline long sock_sndtimeo(const struct sock *sk, bool noblock)
{
return noblock ? 0 : sk->sk_sndtimeo;
}
@ -2021,7 +2018,7 @@ extern void __sock_recv_timestamp(struct msghdr *msg, struct sock *sk,
extern void __sock_recv_wifi_status(struct msghdr *msg, struct sock *sk,
struct sk_buff *skb);
static __inline__ void
static inline void
sock_recv_timestamp(struct msghdr *msg, struct sock *sk, struct sk_buff *skb)
{
ktime_t kt = skb->tstamp;
@ -2062,7 +2059,7 @@ static inline void sock_recv_ts_and_drops(struct msghdr *msg, struct sock *sk,
(1UL << SOCK_RCVTSTAMP) | \
(1UL << SOCK_TIMESTAMPING_RX_SOFTWARE) | \
(1UL << SOCK_TIMESTAMPING_SOFTWARE) | \
(1UL << SOCK_TIMESTAMPING_RAW_HARDWARE) | \
(1UL << SOCK_TIMESTAMPING_RAW_HARDWARE) | \
(1UL << SOCK_TIMESTAMPING_SYS_HARDWARE))
if (sk->sk_flags & FLAGS_TS_OR_DROPS)
@ -2091,7 +2088,7 @@ extern int sock_tx_timestamp(struct sock *sk, __u8 *tx_flags);
* locked so that the sk_buff queue operation is ok.
*/
#ifdef CONFIG_NET_DMA
static inline void sk_eat_skb(struct sock *sk, struct sk_buff *skb, int copied_early)
static inline void sk_eat_skb(struct sock *sk, struct sk_buff *skb, bool copied_early)
{
__skb_unlink(skb, &sk->sk_receive_queue);
if (!copied_early)
@ -2100,7 +2097,7 @@ static inline void sk_eat_skb(struct sock *sk, struct sk_buff *skb, int copied_e
__skb_queue_tail(&sk->sk_async_wait_queue, skb);
}
#else
static inline void sk_eat_skb(struct sock *sk, struct sk_buff *skb, int copied_early)
static inline void sk_eat_skb(struct sock *sk, struct sk_buff *skb, bool copied_early)
{
__skb_unlink(skb, &sk->sk_receive_queue);
__kfree_skb(skb);
@ -2147,8 +2144,8 @@ extern void sock_enable_timestamp(struct sock *sk, int flag);
extern int sock_get_timestamp(struct sock *, struct timeval __user *);
extern int sock_get_timestampns(struct sock *, struct timespec __user *);
/*
* Enable debug/info messages
/*
* Enable debug/info messages
*/
extern int net_msg_warn;
#define NETDEBUG(fmt, args...) \

4
net/dccp/proto.c
View File

@ -848,7 +848,7 @@ int dccp_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
default:
dccp_pr_debug("packet_type=%s\n",
dccp_packet_name(dh->dccph_type));
sk_eat_skb(sk, skb, 0);
sk_eat_skb(sk, skb, false);
}
verify_sock_status:
if (sock_flag(sk, SOCK_DONE)) {
@ -905,7 +905,7 @@ verify_sock_status:
len = skb->len;
found_fin_ok:
if (!(flags & MSG_PEEK))
sk_eat_skb(sk, skb, 0);
sk_eat_skb(sk, skb, false);
break;
} while (1);
out:

12
net/ipv4/tcp.c
View File

@ -1473,11 +1473,11 @@ int tcp_read_sock(struct sock *sk, read_descriptor_t *desc,
break;
}
if (tcp_hdr(skb)->fin) {
sk_eat_skb(sk, skb, 0);
sk_eat_skb(sk, skb, false);
++seq;
break;
}
sk_eat_skb(sk, skb, 0);
sk_eat_skb(sk, skb, false);
if (!desc->count)
break;
tp->copied_seq = seq;
@ -1513,7 +1513,7 @@ int tcp_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
int target; /* Read at least this many bytes */
long timeo;
struct task_struct *user_recv = NULL;
int copied_early = 0;
bool copied_early = false;
struct sk_buff *skb;
u32 urg_hole = 0;
@ -1801,7 +1801,7 @@ do_prequeue:
dma_async_memcpy_issue_pending(tp->ucopy.dma_chan);
if ((offset + used) == skb->len)
copied_early = 1;
copied_early = true;
} else
#endif
@ -1835,7 +1835,7 @@ skip_copy:
goto found_fin_ok;
if (!(flags & MSG_PEEK)) {
sk_eat_skb(sk, skb, copied_early);
copied_early = 0;
copied_early = false;
}
continue;
@ -1844,7 +1844,7 @@ skip_copy:
++*seq;
if (!(flags & MSG_PEEK)) {
sk_eat_skb(sk, skb, copied_early);
copied_early = 0;
copied_early = false;
}
break;
} while (len > 0);

4
net/llc/af_llc.c
View File

@ -838,7 +838,7 @@ static int llc_ui_recvmsg(struct kiocb *iocb, struct socket *sock,
if (!(flags & MSG_PEEK)) {
spin_lock_irqsave(&sk->sk_receive_queue.lock, cpu_flags);
sk_eat_skb(sk, skb, 0);
sk_eat_skb(sk, skb, false);
spin_unlock_irqrestore(&sk->sk_receive_queue.lock, cpu_flags);
*seq = 0;
}
@ -861,7 +861,7 @@ copy_uaddr:
if (!(flags & MSG_PEEK)) {
spin_lock_irqsave(&sk->sk_receive_queue.lock, cpu_flags);
sk_eat_skb(sk, skb, 0);
sk_eat_skb(sk, skb, false);
spin_unlock_irqrestore(&sk->sk_receive_queue.lock, cpu_flags);
*seq = 0;
}