diff options
Diffstat (limited to 'net/ipv4')
| -rw-r--r-- | net/ipv4/arp.c | 17 | ||||
| -rw-r--r-- | net/ipv4/fib_trie.c | 48 | ||||
| -rw-r--r-- | net/ipv4/igmp.c | 33 | ||||
| -rw-r--r-- | net/ipv4/ipconfig.c | 14 | ||||
| -rw-r--r-- | net/ipv4/ipmr.c | 32 | ||||
| -rw-r--r-- | net/ipv4/ping.c | 52 | ||||
| -rw-r--r-- | net/ipv4/proc.c | 48 | ||||
| -rw-r--r-- | net/ipv4/raw.c | 45 | ||||
| -rw-r--r-- | net/ipv4/route.c | 15 | ||||
| -rw-r--r-- | net/ipv4/tcp_ipv4.c | 82 | ||||
| -rw-r--r-- | net/ipv4/udp.c | 94 | ||||
| -rw-r--r-- | net/ipv4/udplite.c | 21 |
12 files changed, 102 insertions, 399 deletions
diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c index bf6c2d4d4fdc..e90c89ef8c08 100644 --- a/net/ipv4/arp.c +++ b/net/ipv4/arp.c @@ -1418,23 +1418,12 @@ static const struct seq_operations arp_seq_ops = { .show = arp_seq_show, }; -static int arp_seq_open(struct inode *inode, struct file *file) -{ - return seq_open_net(inode, file, &arp_seq_ops, - sizeof(struct neigh_seq_state)); -} - -static const struct file_operations arp_seq_fops = { - .open = arp_seq_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release_net, -}; - +/* ------------------------------------------------------------------------ */ static int __net_init arp_net_init(struct net *net) { - if (!proc_create("arp", 0444, net->proc_net, &arp_seq_fops)) + if (!proc_create_net("arp", 0444, net->proc_net, &arp_seq_ops, + sizeof(struct neigh_seq_state))) return -ENOMEM; return 0; } diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c index 3dcffd3ce98c..99c23a0cb8ca 100644 --- a/net/ipv4/fib_trie.c +++ b/net/ipv4/fib_trie.c @@ -2348,18 +2348,6 @@ static int fib_triestat_seq_show(struct seq_file *seq, void *v) return 0; } -static int fib_triestat_seq_open(struct inode *inode, struct file *file) -{ - return single_open_net(inode, file, fib_triestat_seq_show); -} - -static const struct file_operations fib_triestat_fops = { - .open = fib_triestat_seq_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release_net, -}; - static struct key_vector *fib_trie_get_idx(struct seq_file *seq, loff_t pos) { struct fib_trie_iter *iter = seq->private; @@ -2533,19 +2521,6 @@ static const struct seq_operations fib_trie_seq_ops = { .show = fib_trie_seq_show, }; -static int fib_trie_seq_open(struct inode *inode, struct file *file) -{ - return seq_open_net(inode, file, &fib_trie_seq_ops, - sizeof(struct fib_trie_iter)); -} - -static const struct file_operations fib_trie_fops = { - .open = fib_trie_seq_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release_net, -}; - struct fib_route_iter { struct seq_net_private p; struct fib_table *main_tb; @@ -2726,29 +2701,18 @@ static const struct seq_operations fib_route_seq_ops = { .show = fib_route_seq_show, }; -static int fib_route_seq_open(struct inode *inode, struct file *file) -{ - return seq_open_net(inode, file, &fib_route_seq_ops, - sizeof(struct fib_route_iter)); -} - -static const struct file_operations fib_route_fops = { - .open = fib_route_seq_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release_net, -}; - int __net_init fib_proc_init(struct net *net) { - if (!proc_create("fib_trie", 0444, net->proc_net, &fib_trie_fops)) + if (!proc_create_net("fib_trie", 0444, net->proc_net, &fib_trie_seq_ops, + sizeof(struct fib_trie_iter))) goto out1; - if (!proc_create("fib_triestat", 0444, net->proc_net, - &fib_triestat_fops)) + if (!proc_create_net_single("fib_triestat", 0444, net->proc_net, + fib_triestat_seq_show, NULL)) goto out2; - if (!proc_create("route", 0444, net->proc_net, &fib_route_fops)) + if (!proc_create_net("route", 0444, net->proc_net, &fib_route_seq_ops, + sizeof(struct fib_route_iter))) goto out3; return 0; diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c index b26a81a7de42..85b617b655bc 100644 --- a/net/ipv4/igmp.c +++ b/net/ipv4/igmp.c @@ -2829,19 +2829,6 @@ static const struct seq_operations igmp_mc_seq_ops = { .show = igmp_mc_seq_show, }; -static int igmp_mc_seq_open(struct inode *inode, struct file *file) -{ - return seq_open_net(inode, file, &igmp_mc_seq_ops, - sizeof(struct igmp_mc_iter_state)); -} - -static const struct file_operations igmp_mc_seq_fops = { - .open = igmp_mc_seq_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release_net, -}; - struct igmp_mcf_iter_state { struct seq_net_private p; struct net_device *dev; @@ -2975,29 +2962,17 @@ static const struct seq_operations igmp_mcf_seq_ops = { .show = igmp_mcf_seq_show, }; -static int igmp_mcf_seq_open(struct inode *inode, struct file *file) -{ - return seq_open_net(inode, file, &igmp_mcf_seq_ops, - sizeof(struct igmp_mcf_iter_state)); -} - -static const struct file_operations igmp_mcf_seq_fops = { - .open = igmp_mcf_seq_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release_net, -}; - static int __net_init igmp_net_init(struct net *net) { struct proc_dir_entry *pde; int err; - pde = proc_create("igmp", 0444, net->proc_net, &igmp_mc_seq_fops); + pde = proc_create_net("igmp", 0444, net->proc_net, &igmp_mc_seq_ops, + sizeof(struct igmp_mc_iter_state)); if (!pde) goto out_igmp; - pde = proc_create("mcfilter", 0444, net->proc_net, - &igmp_mcf_seq_fops); + pde = proc_create_net("mcfilter", 0444, net->proc_net, + &igmp_mcf_seq_ops, sizeof(struct igmp_mcf_iter_state)); if (!pde) goto out_mcfilter; err = inet_ctl_sock_create(&net->ipv4.mc_autojoin_sk, AF_INET, diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c index 43f620feb1c4..bbcbcc113d19 100644 --- a/net/ipv4/ipconfig.c +++ b/net/ipv4/ipconfig.c @@ -1282,18 +1282,6 @@ static int pnp_seq_show(struct seq_file *seq, void *v) &ic_servaddr); return 0; } - -static int pnp_seq_open(struct inode *indoe, struct file *file) -{ - return single_open(file, pnp_seq_show, NULL); -} - -static const struct file_operations pnp_seq_fops = { - .open = pnp_seq_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; #endif /* CONFIG_PROC_FS */ /* @@ -1369,7 +1357,7 @@ static int __init ip_auto_config(void) unsigned int i; #ifdef CONFIG_PROC_FS - proc_create("pnp", 0444, init_net.proc_net, &pnp_seq_fops); + proc_create_single("pnp", 0444, init_net.proc_net, pnp_seq_show); #endif /* CONFIG_PROC_FS */ if (!ic_enable) diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c index 2fb4de3f7f66..37c4f885ff7b 100644 --- a/net/ipv4/ipmr.c +++ b/net/ipv4/ipmr.c @@ -2828,19 +2828,6 @@ static const struct seq_operations ipmr_vif_seq_ops = { .show = ipmr_vif_seq_show, }; -static int ipmr_vif_open(struct inode *inode, struct file *file) -{ - return seq_open_net(inode, file, &ipmr_vif_seq_ops, - sizeof(struct mr_vif_iter)); -} - -static const struct file_operations ipmr_vif_fops = { - .open = ipmr_vif_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release_net, -}; - static void *ipmr_mfc_seq_start(struct seq_file *seq, loff_t *pos) { struct net *net = seq_file_net(seq); @@ -2900,19 +2887,6 @@ static const struct seq_operations ipmr_mfc_seq_ops = { .stop = mr_mfc_seq_stop, .show = ipmr_mfc_seq_show, }; - -static int ipmr_mfc_open(struct inode *inode, struct file *file) -{ - return seq_open_net(inode, file, &ipmr_mfc_seq_ops, - sizeof(struct mr_mfc_iter)); -} - -static const struct file_operations ipmr_mfc_fops = { - .open = ipmr_mfc_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release_net, -}; #endif #ifdef CONFIG_IP_PIMSM_V2 @@ -2977,9 +2951,11 @@ static int __net_init ipmr_net_init(struct net *net) #ifdef CONFIG_PROC_FS err = -ENOMEM; - if (!proc_create("ip_mr_vif", 0, net->proc_net, &ipmr_vif_fops)) + if (!proc_create_net("ip_mr_vif", 0, net->proc_net, &ipmr_vif_seq_ops, + sizeof(struct mr_vif_iter))) goto proc_vif_fail; - if (!proc_create("ip_mr_cache", 0, net->proc_net, &ipmr_mfc_fops)) + if (!proc_create_net("ip_mr_cache", 0, net->proc_net, &ipmr_mfc_seq_ops, + sizeof(struct mr_mfc_iter))) goto proc_cache_fail; #endif return 0; diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c index 56a010622f70..2ed64bca54e3 100644 --- a/net/ipv4/ping.c +++ b/net/ipv4/ping.c @@ -1150,58 +1150,24 @@ static int ping_v4_seq_show(struct seq_file *seq, void *v) return 0; } -static int ping_seq_open(struct inode *inode, struct file *file) -{ - struct ping_seq_afinfo *afinfo = PDE_DATA(inode); - return seq_open_net(inode, file, &afinfo->seq_ops, - sizeof(struct ping_iter_state)); -} - -const struct file_operations ping_seq_fops = { - .open = ping_seq_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release_net, -}; -EXPORT_SYMBOL_GPL(ping_seq_fops); - -static struct ping_seq_afinfo ping_v4_seq_afinfo = { - .name = "icmp", - .family = AF_INET, - .seq_fops = &ping_seq_fops, - .seq_ops = { - .start = ping_v4_seq_start, - .show = ping_v4_seq_show, - .next = ping_seq_next, - .stop = ping_seq_stop, - }, +static const struct seq_operations ping_v4_seq_ops = { + .start = ping_v4_seq_start, + .show = ping_v4_seq_show, + .next = ping_seq_next, + .stop = ping_seq_stop, }; -int ping_proc_register(struct net *net, struct ping_seq_afinfo *afinfo) +static int __net_init ping_v4_proc_init_net(struct net *net) { - struct proc_dir_entry *p; - p = proc_create_data(afinfo->name, 0444, net->proc_net, - afinfo->seq_fops, afinfo); - if (!p) + if (!proc_create_net("icmp", 0444, net->proc_net, &ping_v4_seq_ops, + sizeof(struct ping_iter_state))) return -ENOMEM; return 0; } -EXPORT_SYMBOL_GPL(ping_proc_register); - -void ping_proc_unregister(struct net *net, struct ping_seq_afinfo *afinfo) -{ - remove_proc_entry(afinfo->name, net->proc_net); -} -EXPORT_SYMBOL_GPL(ping_proc_unregister); - -static int __net_init ping_v4_proc_init_net(struct net *net) -{ - return ping_proc_register(net, &ping_v4_seq_afinfo); -} static void __net_exit ping_v4_proc_exit_net(struct net *net) { - ping_proc_unregister(net, &ping_v4_seq_afinfo); + remove_proc_entry("icmp", net->proc_net); } static struct pernet_operations ping_v4_net_ops = { diff --git a/net/ipv4/proc.c b/net/ipv4/proc.c index a058de677e94..573e43c8ed87 100644 --- a/net/ipv4/proc.c +++ b/net/ipv4/proc.c @@ -77,18 +77,6 @@ static int sockstat_seq_show(struct seq_file *seq, void *v) return 0; } -static int sockstat_seq_open(struct inode *inode, struct file *file) -{ - return single_open_net(inode, file, sockstat_seq_show); -} - -static const struct file_operations sockstat_seq_fops = { - .open = sockstat_seq_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release_net, -}; - /* snmp items */ static const struct snmp_mib snmp4_ipstats_list[] = { SNMP_MIB_ITEM("InReceives", IPSTATS_MIB_INPKTS), @@ -460,20 +448,6 @@ static int snmp_seq_show(struct seq_file *seq, void *v) return 0; } -static int snmp_seq_open(struct inode *inode, struct file *file) -{ - return single_open_net(inode, file, snmp_seq_show); -} - -static const struct file_operations snmp_seq_fops = { - .open = snmp_seq_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release_net, -}; - - - /* * Output /proc/net/netstat */ @@ -507,26 +481,16 @@ static int netstat_seq_show(struct seq_file *seq, void *v) return 0; } -static int netstat_seq_open(struct inode *inode, struct file *file) -{ - return single_open_net(inode, file, netstat_seq_show); -} - -static const struct file_operations netstat_seq_fops = { - .open = netstat_seq_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release_net, -}; - static __net_init int ip_proc_init_net(struct net *net) { - if (!proc_create("sockstat", 0444, net->proc_net, - &sockstat_seq_fops)) + if (!proc_create_net_single("sockstat", 0444, net->proc_net, + sockstat_seq_show, NULL)) goto out_sockstat; - if (!proc_create("netstat", 0444, net->proc_net, &netstat_seq_fops)) + if (!proc_create_net_single("netstat", 0444, net->proc_net, + netstat_seq_show, NULL)) goto out_netstat; - if (!proc_create("snmp", 0444, net->proc_net, &snmp_seq_fops)) + if (!proc_create_net_single("snmp", 0444, net->proc_net, snmp_seq_show, + NULL)) goto out_snmp; return 0; diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c index 1b4d3355624a..abb3c9490c55 100644 --- a/net/ipv4/raw.c +++ b/net/ipv4/raw.c @@ -1003,11 +1003,12 @@ struct proto raw_prot = { static struct sock *raw_get_first(struct seq_file *seq) { struct sock *sk; + struct raw_hashinfo *h = PDE_DATA(file_inode(seq->file)); struct raw_iter_state *state = raw_seq_private(seq); for (state->bucket = 0; state->bucket < RAW_HTABLE_SIZE; ++state->bucket) { - sk_for_each(sk, &state->h->ht[state->bucket]) + sk_for_each(sk, &h->ht[state->bucket]) if (sock_net(sk) == seq_file_net(seq)) goto found; } @@ -1018,6 +1019,7 @@ found: static struct sock *raw_get_next(struct seq_file *seq, struct sock *sk) { + struct raw_hashinfo *h = PDE_DATA(file_inode(seq->file)); struct raw_iter_state *state = raw_seq_private(seq); do { @@ -1027,7 +1029,7 @@ try_again: } while (sk && sock_net(sk) != seq_file_net(seq)); if (!sk && ++state->bucket < RAW_HTABLE_SIZE) { - sk = sk_head(&state->h->ht[state->bucket]); + sk = sk_head(&h->ht[state->bucket]); goto try_again; } return sk; @@ -1045,9 +1047,9 @@ static struct sock *raw_get_idx(struct seq_file *seq, loff_t pos) void *raw_seq_start(struct seq_file *seq, loff_t *pos) { - struct raw_iter_state *state = raw_seq_private(seq); + struct raw_hashinfo *h = PDE_DATA(file_inode(seq->file)); - read_lock(&state->h->lock); + read_lock(&h->lock); return *pos ? raw_get_idx(seq, *pos - 1) : SEQ_START_TOKEN; } EXPORT_SYMBOL_GPL(raw_seq_start); @@ -1067,9 +1069,9 @@ EXPORT_SYMBOL_GPL(raw_seq_next); void raw_seq_stop(struct seq_file *seq, void *v) { - struct raw_iter_state *state = raw_seq_private(seq); + struct raw_hashinfo *h = PDE_DATA(file_inode(seq->file)); - read_unlock(&state->h->lock); + read_unlock(&h->lock); } EXPORT_SYMBOL_GPL(raw_seq_stop); @@ -1110,37 +1112,10 @@ static const struct seq_operations raw_seq_ops = { .show = raw_seq_show, }; -int raw_seq_open(struct inode *ino, struct file *file, - struct raw_hashinfo *h, const struct seq_operations *ops) -{ - int err; - struct raw_iter_state *i; - - err = seq_open_net(ino, file, ops, sizeof(struct raw_iter_state)); - if (err < 0) - return err; - - i = raw_seq_private((struct seq_file *)file->private_data); - i->h = h; - return 0; -} -EXPORT_SYMBOL_GPL(raw_seq_open); - -static int raw_v4_seq_open(struct inode *inode, struct file *file) -{ - return raw_seq_open(inode, file, &raw_v4_hashinfo, &raw_seq_ops); -} - -static const struct file_operations raw_seq_fops = { - .open = raw_v4_seq_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release_net, -}; - static __net_init int raw_init_net(struct net *net) { - if (!proc_create("raw", 0444, net->proc_net, &raw_seq_fops)) + if (!proc_create_net_data("raw", 0444, net->proc_net, &raw_seq_ops, + sizeof(struct raw_iter_state), &raw_v4_hashinfo)) return -ENOMEM; return 0; diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 2cfa1b518f8d..75fb8864be67 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -360,18 +360,6 @@ static int rt_acct_proc_show(struct seq_file *m, void *v) kfree(dst); return 0; } - -static int rt_acct_proc_open(struct inode *inode, struct file *file) -{ - return single_open(file, rt_acct_proc_show, NULL); -} - -static const struct file_operations rt_acct_proc_fops = { - .open = rt_acct_proc_open, - .read = seq_read, - .llseek = seq_lseek, - .release = single_release, -}; #endif static int __net_init ip_rt_do_proc_init(struct net *net) @@ -389,7 +377,8 @@ static int __net_init ip_rt_do_proc_init(struct net *net) goto err2; #ifdef CONFIG_IP_ROUTE_CLASSID - pde = proc_create("rt_acct", 0, net->proc_net, &rt_acct_proc_fops); + pde = proc_create_single("rt_acct", 0, net->proc_net, + rt_acct_proc_show); if (!pde) goto err3; #endif diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index f70586b50838..2c970626b398 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -1961,6 +1961,7 @@ EXPORT_SYMBOL(tcp_v4_destroy_sock); */ static void *listening_get_next(struct seq_file *seq, void *cur) { + struct tcp_seq_afinfo *afinfo = PDE_DATA(file_inode(seq->file)); struct tcp_iter_state *st = seq->private; struct net *net = seq_file_net(seq); struct inet_listen_hashbucket *ilb; @@ -1983,7 +1984,7 @@ get_sk: sk_for_each_from(sk) { if (!net_eq(sock_net(sk), net)) continue; - if (sk->sk_family == st->family) + if (sk->sk_family == afinfo->family) return sk; } spin_unlock(&ilb->lock); @@ -2020,6 +2021,7 @@ static inline bool empty_bucket(const struct tcp_iter_state *st) */ static void *established_get_first(struct seq_file *seq) { + struct tcp_seq_afinfo *afinfo = PDE_DATA(file_inode(seq->file)); struct tcp_iter_state *st = seq->private; struct net *net = seq_file_net(seq); void *rc = NULL; @@ -2036,7 +2038,7 @@ static void *established_get_first(struct seq_file *seq) spin_lock_bh(lock); sk_nulls_for_each(sk, node, &tcp_hashinfo.ehash[st->bucket].chain) { - if (sk->sk_family != st->family || + if (sk->sk_family != afinfo->family || !net_eq(sock_net(sk), net)) { continue; } @@ -2051,6 +2053,7 @@ out: static void *established_get_next(struct seq_file *seq, void *cur) { + struct tcp_seq_afinfo *afinfo = PDE_DATA(file_inode(seq->file)); struct sock *sk = cur; struct hlist_nulls_node *node; struct tcp_iter_state *st = seq->private; @@ -2062,7 +2065,8 @@ static void *established_get_next(struct seq_file *seq, void *cur) sk = sk_nulls_next(sk); sk_nulls_for_each_from(sk, node) { - if (sk->sk_family == st->family && net_eq(sock_net(sk), net)) + if (sk->sk_family == afinfo->family && + net_eq(sock_net(sk), net)) return sk; } @@ -2135,7 +2139,7 @@ static void *tcp_seek_last_pos(struct seq_file *seq) return rc; } -static void *tcp_seq_start(struct seq_file *seq, loff_t *pos) +void *tcp_seq_start(struct seq_file *seq, loff_t *pos) { struct tcp_iter_state *st = seq->private; void *rc; @@ -2156,8 +2160,9 @@ out: st->last_pos = *pos; return rc; } +EXPORT_SYMBOL(tcp_seq_start); -static void *tcp_seq_next(struct seq_file *seq, void *v, loff_t *pos) +void *tcp_seq_next(struct seq_file *seq, void *v, loff_t *pos) { struct tcp_iter_state *st = seq->private; void *rc = NULL; @@ -2186,8 +2191,9 @@ out: st->last_pos = *pos; return rc; } +EXPORT_SYMBOL(tcp_seq_next); -static void tcp_seq_stop(struct seq_file *seq, void *v) +void tcp_seq_stop(struct seq_file *seq, void *v) { struct tcp_iter_state *st = seq->private; @@ -2202,47 +2208,7 @@ static void tcp_seq_stop(struct seq_file *seq, void *v) break; } } - -int tcp_seq_open(struct inode *inode, struct file *file) -{ - struct tcp_seq_afinfo *afinfo = PDE_DATA(inode); - struct tcp_iter_state *s; - int err; - - err = seq_open_net(inode, file, &afinfo->seq_ops, - sizeof(struct tcp_iter_state)); - if (err < 0) - return err; - - s = ((struct seq_file *)file->private_data)->private; - s->family = afinfo->family; - s->last_pos = 0; - return 0; -} -EXPORT_SYMBOL(tcp_seq_open); - -int tcp_proc_register(struct net *net, struct tcp_seq_afinfo *afinfo) -{ - int rc = 0; - struct proc_dir_entry *p; - - afinfo->seq_ops.start = tcp_seq_start; - afinfo->seq_ops.next = tcp_seq_next; - afinfo->seq_ops.stop = tcp_seq_stop; - - p = proc_create_data(afinfo->name, 0444, net->proc_net, - afinfo->seq_fops, afinfo); - if (!p) - rc = -ENOMEM; - return rc; -} -EXPORT_SYMBOL(tcp_proc_register); - -void tcp_proc_unregister(struct net *net, struct tcp_seq_afinfo *afinfo) -{ - remove_proc_entry(afinfo->name, net->proc_net); -} -EXPORT_SYMBOL(tcp_proc_unregister); +EXPORT_SYMBOL(tcp_seq_stop); static void get_openreq4(const struct request_sock *req, struct seq_file *f, int i) @@ -2377,30 +2343,28 @@ out: return 0; } -static const struct file_operations tcp_afinfo_seq_fops = { - .open = tcp_seq_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release_net +static const struct seq_operations tcp4_seq_ops = { + .show = tcp4_seq_show, + .start = tcp_seq_start, + .next = tcp_seq_next, + .stop = tcp_seq_stop, }; static struct tcp_seq_afinfo tcp4_seq_afinfo = { - .name = "tcp", .family = AF_INET, - .seq_fops = &tcp_afinfo_seq_fops, - .seq_ops = { - .show = tcp4_seq_show, - }, }; static int __net_init tcp4_proc_init_net(struct net *net) { - return tcp_proc_register(net, &tcp4_seq_afinfo); + if (!proc_create_net_data("tcp", 0444, net->proc_net, &tcp4_seq_ops, + sizeof(struct tcp_iter_state), &tcp4_seq_afinfo)) + return -ENOMEM; + return 0; } static void __net_exit tcp4_proc_exit_net(struct net *net) { - tcp_proc_unregister(net, &tcp4_seq_afinfo); + remove_proc_entry("tcp", net->proc_net); } static struct pernet_operations tcp4_net_ops = { diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index b61a770884fa..051a43ff3fb8 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -2582,12 +2582,13 @@ EXPORT_SYMBOL(udp_prot); static struct sock *udp_get_first(struct seq_file *seq, int start) { struct sock *sk; + struct udp_seq_afinfo *afinfo = PDE_DATA(file_inode(seq->file)); struct udp_iter_state *state = seq->private; struct net *net = seq_file_net(seq); - for (state->bucket = start; state->bucket <= state->udp_table->mask; + for (state->bucket = start; state->bucket <= afinfo->udp_table->mask; ++state->bucket) { - struct udp_hslot *hslot = &state->udp_table->hash[state->bucket]; + struct udp_hslot *hslot = &afinfo->udp_table->hash[state->bucket]; if (hlist_empty(&hslot->head)) continue; @@ -2596,7 +2597,7 @@ static struct sock *udp_get_first(struct seq_file *seq, int start) sk_for_each(sk, &hslot->head) { if (!net_eq(sock_net(sk), net)) continue; - if (sk->sk_family == state->family) + if (sk->sk_family == afinfo->family) goto found; } spin_unlock_bh(&hslot->lock); @@ -2608,16 +2609,17 @@ found: static struct sock *udp_get_next(struct seq_file *seq, struct sock *sk) { + struct udp_seq_afinfo *afinfo = PDE_DATA(file_inode(seq->file)); struct udp_iter_state *state = seq->private; struct net *net = seq_file_net(seq); do { sk = sk_next(sk); - } while (sk && (!net_eq(sock_net(sk), net) || sk->sk_family != state->family)); + } while (sk && (!net_eq(sock_net(sk), net) || sk->sk_family != afinfo->family)); if (!sk) { - if (state->bucket <= state->udp_table->mask) - spin_unlock_bh(&state->udp_table->hash[state->bucket].lock); + if (state->bucket <= afinfo->udp_table->mask) + spin_unlock_bh(&afinfo->udp_table->hash[state->bucket].lock); return udp_get_first(seq, state->bucket + 1); } return sk; @@ -2633,15 +2635,16 @@ static struct sock *udp_get_idx(struct seq_file *seq, loff_t pos) return pos ? NULL : sk; } -static void *udp_seq_start(struct seq_file *seq, loff_t *pos) +void *udp_seq_start(struct seq_file *seq, loff_t *pos) { struct udp_iter_state *state = seq->private; state->bucket = MAX_UDP_PORTS; return *pos ? udp_get_idx(seq, *pos-1) : SEQ_START_TOKEN; } +EXPORT_SYMBOL(udp_seq_start); -static void *udp_seq_next(struct seq_file *seq, void *v, loff_t *pos) +void *udp_seq_next(struct seq_file *seq, void *v, loff_t *pos) { struct sock *sk; @@ -2653,56 +2656,17 @@ static void *udp_seq_next(struct seq_file *seq, void *v, loff_t *pos) ++*pos; return sk; } +EXPORT_SYMBOL(udp_seq_next); -static void udp_seq_stop(struct seq_file *seq, void *v) +void udp_seq_stop(struct seq_file *seq, void *v) { + struct udp_seq_afinfo *afinfo = PDE_DATA(file_inode(seq->file)); struct udp_iter_state *state = seq->private; - if (state->bucket <= state->udp_table->mask) - spin_unlock_bh(&state->udp_table->hash[state->bucket].lock); + if (state->bucket <= afinfo->udp_table->mask) + spin_unlock_bh(&afinfo->udp_table->hash[state->bucket].lock); } - -int udp_seq_open(struct inode *inode, struct file *file) -{ - struct udp_seq_afinfo *afinfo = PDE_DATA(inode); - struct udp_iter_state *s; - int err; - - err = seq_open_net(inode, file, &afinfo->seq_ops, - sizeof(struct udp_iter_state)); - if (err < 0) - return err; - - s = ((struct seq_file *)file->private_data)->private; - s->family = afinfo->family; - s->udp_table = afinfo->udp_table; - return err; -} -EXPORT_SYMBOL(udp_seq_open); - -/* ------------------------------------------------------------------------ */ -int udp_proc_register(struct net *net, struct udp_seq_afinfo *afinfo) -{ - struct proc_dir_entry *p; - int rc = 0; - - afinfo->seq_ops.start = udp_seq_start; - afinfo->seq_ops.next = udp_seq_next; - afinfo->seq_ops.stop = udp_seq_stop; - - p = proc_create_data(afinfo->name, 0444, net->proc_net, - afinfo->seq_fops, afinfo); - if (!p) - rc = -ENOMEM; - return rc; -} -EXPORT_SYMBOL(udp_proc_register); - -void udp_proc_unregister(struct net *net, struct udp_seq_afinfo *afinfo) -{ - remove_proc_entry(afinfo->name, net->proc_net); -} -EXPORT_SYMBOL(udp_proc_unregister); +EXPORT_SYMBOL(udp_seq_stop); /* ------------------------------------------------------------------------ */ static void udp4_format_sock(struct sock *sp, struct seq_file *f, @@ -2742,32 +2706,30 @@ int udp4_seq_show(struct seq_file *seq, void *v) return 0; } -static const struct file_operations udp_afinfo_seq_fops = { - .open = udp_seq_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release_net +const struct seq_operations udp_seq_ops = { + .start = udp_seq_start, + .next = udp_seq_next, + .stop = udp_seq_stop, + .show = udp4_seq_show, }; +EXPORT_SYMBOL(udp_seq_ops); -/* ------------------------------------------------------------------------ */ static struct udp_seq_afinfo udp4_seq_afinfo = { - .name = "udp", .family = AF_INET, .udp_table = &udp_table, - .seq_fops = &udp_afinfo_seq_fops, - .seq_ops = { - .show = udp4_seq_show, - }, }; static int __net_init udp4_proc_init_net(struct net *net) { - return udp_proc_register(net, &udp4_seq_afinfo); + if (!proc_create_net_data("udp", 0444, net->proc_net, &udp_seq_ops, + sizeof(struct udp_iter_state), &udp4_seq_afinfo)) + return -ENOMEM; + return 0; } static void __net_exit udp4_proc_exit_net(struct net *net) { - udp_proc_unregister(net, &udp4_seq_afinfo); + remove_proc_entry("udp", net->proc_net); } static struct pernet_operations udp4_net_ops = { diff --git a/net/ipv4/udplite.c b/net/ipv4/udplite.c index f96614e9b9a5..8545457752fb 100644 --- a/net/ipv4/udplite.c +++ b/net/ipv4/udplite.c @@ -14,6 +14,7 @@ #define pr_fmt(fmt) "UDPLite: " fmt #include <linux/export.h> +#include <linux/proc_fs.h> #include "udp_impl.h" struct udp_table udplite_table __read_mostly; @@ -73,32 +74,22 @@ static struct inet_protosw udplite4_protosw = { }; #ifdef CONFIG_PROC_FS - -static const struct file_operations udplite_afinfo_seq_fops = { - .open = udp_seq_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release_net -}; - static struct udp_seq_afinfo udplite4_seq_afinfo = { - .name = "udplite", .family = AF_INET, .udp_table = &udplite_table, - .seq_fops = &udplite_afinfo_seq_fops, - .seq_ops = { - .show = udp4_seq_show, - }, }; static int __net_init udplite4_proc_init_net(struct net *net) { - return udp_proc_register(net, &udplite4_seq_afinfo); + if (!proc_create_net_data("udplite", 0444, net->proc_net, &udp_seq_ops, + sizeof(struct udp_iter_state), &udplite4_seq_afinfo)) + return -ENOMEM; + return 0; } static void __net_exit udplite4_proc_exit_net(struct net *net) { - udp_proc_unregister(net, &udplite4_seq_afinfo); + remove_proc_entry("udplite", net->proc_net); } static struct pernet_operations udplite4_net_ops = { |