diff options
Diffstat (limited to 'net/ipv6')
| -rw-r--r-- | net/ipv6/raw.c | 49 |
1 files changed, 25 insertions, 24 deletions
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c index 53f01b4982c..15c72a6365a 100644 --- a/net/ipv6/raw.c +++ b/net/ipv6/raw.c @@ -54,34 +54,34 @@ #include <net/mip6.h> #endif +#include <net/raw.h> #include <net/rawv6.h> #include <net/xfrm.h> #include <linux/proc_fs.h> #include <linux/seq_file.h> -#define RAWV6_HTABLE_SIZE MAX_INET_PROTOS - -static struct hlist_head raw_v6_htable[RAWV6_HTABLE_SIZE]; -static DEFINE_RWLOCK(raw_v6_lock); +static struct raw_hashinfo raw_v6_hashinfo = { + .lock = __RW_LOCK_UNLOCKED(), +}; static void raw_v6_hash(struct sock *sk) { - struct hlist_head *list = &raw_v6_htable[inet_sk(sk)->num & - (RAWV6_HTABLE_SIZE - 1)]; + struct hlist_head *list = &raw_v6_hashinfo.ht[inet_sk(sk)->num & + (RAW_HTABLE_SIZE - 1)]; - write_lock_bh(&raw_v6_lock); + write_lock_bh(&raw_v6_hashinfo.lock); sk_add_node(sk, list); sock_prot_inc_use(sk->sk_prot); - write_unlock_bh(&raw_v6_lock); + write_unlock_bh(&raw_v6_hashinfo.lock); } static void raw_v6_unhash(struct sock *sk) { - write_lock_bh(&raw_v6_lock); + write_lock_bh(&raw_v6_hashinfo.lock); if (sk_del_node_init(sk)) sock_prot_dec_use(sk->sk_prot); - write_unlock_bh(&raw_v6_lock); + write_unlock_bh(&raw_v6_hashinfo.lock); } @@ -180,8 +180,8 @@ static int ipv6_raw_deliver(struct sk_buff *skb, int nexthdr) hash = nexthdr & (MAX_INET_PROTOS - 1); - read_lock(&raw_v6_lock); - sk = sk_head(&raw_v6_htable[hash]); + read_lock(&raw_v6_hashinfo.lock); + sk = sk_head(&raw_v6_hashinfo.ht[hash]); /* * The first socket found will be delivered after @@ -238,7 +238,7 @@ static int ipv6_raw_deliver(struct sk_buff *skb, int nexthdr) IP6CB(skb)->iif); } out: - read_unlock(&raw_v6_lock); + read_unlock(&raw_v6_hashinfo.lock); return delivered; } @@ -246,7 +246,7 @@ int raw6_local_deliver(struct sk_buff *skb, int nexthdr) { struct sock *raw_sk; - raw_sk = sk_head(&raw_v6_htable[nexthdr & (MAX_INET_PROTOS - 1)]); + raw_sk = sk_head(&raw_v6_hashinfo.ht[nexthdr & (MAX_INET_PROTOS - 1)]); if (raw_sk && !ipv6_raw_deliver(skb, nexthdr)) raw_sk = NULL; @@ -368,10 +368,10 @@ void raw6_icmp_error(struct sk_buff *skb, int nexthdr, int hash; struct in6_addr *saddr, *daddr; - hash = nexthdr & (RAWV6_HTABLE_SIZE - 1); + hash = nexthdr & (RAW_HTABLE_SIZE - 1); - read_lock(&raw_v6_lock); - sk = sk_head(&raw_v6_htable[hash]); + read_lock(&raw_v6_hashinfo.lock); + sk = sk_head(&raw_v6_hashinfo.ht[hash]); if (sk != NULL) { saddr = &ipv6_hdr(skb)->saddr; daddr = &ipv6_hdr(skb)->daddr; @@ -383,7 +383,7 @@ void raw6_icmp_error(struct sk_buff *skb, int nexthdr, sk = sk_next(sk); } } - read_unlock(&raw_v6_lock); + read_unlock(&raw_v6_hashinfo.lock); } static inline int rawv6_rcv_skb(struct sock * sk, struct sk_buff * skb) @@ -1221,8 +1221,9 @@ static struct sock *raw6_get_first(struct seq_file *seq) struct hlist_node *node; struct raw6_iter_state* state = raw6_seq_private(seq); - for (state->bucket = 0; state->bucket < RAWV6_HTABLE_SIZE; ++state->bucket) - sk_for_each(sk, node, &raw_v6_htable[state->bucket]) + for (state->bucket = 0; state->bucket < RAW_HTABLE_SIZE; + ++state->bucket) + sk_for_each(sk, node, &raw_v6_hashinfo.ht[state->bucket]) if (sk->sk_family == PF_INET6) goto out; sk = NULL; @@ -1240,8 +1241,8 @@ try_again: ; } while (sk && sk->sk_family != PF_INET6); - if (!sk && ++state->bucket < RAWV6_HTABLE_SIZE) { - sk = sk_head(&raw_v6_htable[state->bucket]); + if (!sk && ++state->bucket < RAW_HTABLE_SIZE) { + sk = sk_head(&raw_v6_hashinfo.ht[state->bucket]); goto try_again; } return sk; @@ -1258,7 +1259,7 @@ static struct sock *raw6_get_idx(struct seq_file *seq, loff_t pos) static void *raw6_seq_start(struct seq_file *seq, loff_t *pos) { - read_lock(&raw_v6_lock); + read_lock(&raw_v6_hashinfo.lock); return *pos ? raw6_get_idx(seq, *pos - 1) : SEQ_START_TOKEN; } @@ -1276,7 +1277,7 @@ static void *raw6_seq_next(struct seq_file *seq, void *v, loff_t *pos) static void raw6_seq_stop(struct seq_file *seq, void *v) { - read_unlock(&raw_v6_lock); + read_unlock(&raw_v6_hashinfo.lock); } static void raw6_sock_seq_show(struct seq_file *seq, struct sock *sp, int i) |