diff options
Diffstat (limited to 'include/net/raw.h')
| -rw-r--r-- | include/net/raw.h | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/include/net/raw.h b/include/net/raw.h index 5e665934ebc7..32a61481a253 100644 --- a/include/net/raw.h +++ b/include/net/raw.h @@ -15,12 +15,14 @@ #include <net/inet_sock.h> #include <net/protocol.h> +#include <net/netns/hash.h> +#include <linux/hash.h> #include <linux/icmp.h> extern struct proto raw_prot; extern struct raw_hashinfo raw_v4_hashinfo; -bool raw_v4_match(struct net *net, struct sock *sk, unsigned short num, +bool raw_v4_match(struct net *net, const struct sock *sk, unsigned short num, __be32 raddr, __be32 laddr, int dif, int sdif); int raw_abort(struct sock *sk, int err); @@ -29,20 +31,27 @@ int raw_local_deliver(struct sk_buff *, int); int raw_rcv(struct sock *, struct sk_buff *); -#define RAW_HTABLE_SIZE MAX_INET_PROTOS +#define RAW_HTABLE_LOG 8 +#define RAW_HTABLE_SIZE (1U << RAW_HTABLE_LOG) struct raw_hashinfo { spinlock_t lock; - struct hlist_nulls_head ht[RAW_HTABLE_SIZE]; + + struct hlist_head ht[RAW_HTABLE_SIZE] ____cacheline_aligned; }; +static inline u32 raw_hashfunc(const struct net *net, u32 proto) +{ + return hash_32(net_hash_mix(net) ^ proto, RAW_HTABLE_LOG); +} + static inline void raw_hashinfo_init(struct raw_hashinfo *hashinfo) { int i; spin_lock_init(&hashinfo->lock); for (i = 0; i < RAW_HTABLE_SIZE; i++) - INIT_HLIST_NULLS_HEAD(&hashinfo->ht[i], i); + INIT_HLIST_HEAD(&hashinfo->ht[i]); } #ifdef CONFIG_PROC_FS @@ -74,10 +83,7 @@ struct raw_sock { u32 ipmr_table; }; -static inline struct raw_sock *raw_sk(const struct sock *sk) -{ - return (struct raw_sock *)sk; -} +#define raw_sk(ptr) container_of_const(ptr, struct raw_sock, inet.sk) static inline bool raw_sk_bound_dev_eq(struct net *net, int bound_dev_if, int dif, int sdif) |