Merge branch 'e1000-fixes' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik...

[pandora-kernel.git] / include / net / inet_sock.h

diff --git a/include/net/inet_sock.h b/include/net/inet_sock.h
index f624271..62daf21 100644 (file)
--- a/include/net/inet_sock.h
+++ b/include/net/inet_sock.h
@@ -19,6 +19,7 @@
 
 #include <linux/string.h>
 #include <linux/types.h>
+#include <linux/jhash.h>
 
 #include <net/flow.h>
 #include <net/sock.h>
@@ -36,7 +37,7 @@
  * @ts_needaddr - Need to record addr of outgoing dev
  */
 struct ip_options {
-       __u32           faddr;
+       __be32          faddr;
        unsigned char   optlen;
        unsigned char   srr;
        unsigned char   rr;
@@ -62,9 +63,9 @@ struct inet_request_sock {
        u16                     inet6_rsk_offset;
        /* 2 bytes hole, try to pack */
 #endif
-       u32                     loc_addr;
-       u32                     rmt_addr;
-       u16                     rmt_port;
+       __be32                  loc_addr;
+       __be32                  rmt_addr;
+       __be16                  rmt_port;
        u16                     snd_wscale : 4, 
                                rcv_wscale : 4, 
                                tstamp_ok  : 1,
@@ -110,15 +111,15 @@ struct inet_sock {
        struct ipv6_pinfo       *pinet6;
 #endif
        /* Socket demultiplex comparisons on incoming packets. */
-       __u32                   daddr;
-       __u32                   rcv_saddr;
-       __u16                   dport;
+       __be32                  daddr;
+       __be32                  rcv_saddr;
+       __be16                  dport;
        __u16                   num;
-       __u32                   saddr;
+       __be32                  saddr;
        __s16                   uc_ttl;
        __u16                   cmsg_flags;
        struct ip_options       *opt;
-       __u16                   sport;
+       __be16                  sport;
        __u16                   id;
        __u8                    tos;
        __u8                    mc_ttl;
@@ -129,7 +130,7 @@ struct inet_sock {
                                hdrincl:1,
                                mc_loop:1;
        int                     mc_index;
-       __u32                   mc_addr;
+       __be32                  mc_addr;
        struct ip_mc_socklist   *mc_list;
        struct {
                unsigned int            flags;
@@ -137,7 +138,7 @@ struct inet_sock {
                struct ip_options       *opt;
                struct rtable           *rt;
                int                     length; /* Total length of all frames */
-               u32                     addr;
+               __be32                  addr;
                struct flowi            fl;
        } cork;
 };
@@ -167,22 +168,24 @@ static inline void inet_sk_copy_descendant(struct sock *sk_to,
 
 extern int inet_sk_rebuild_header(struct sock *sk);
 
-static inline unsigned int inet_ehashfn(const __u32 laddr, const __u16 lport,
-                                       const __u32 faddr, const __u16 fport)
+extern u32 inet_ehash_secret;
+extern void build_ehash_secret(void);
+
+static inline unsigned int inet_ehashfn(const __be32 laddr, const __u16 lport,
+                                       const __be32 faddr, const __be16 fport)
 {
-       unsigned int h = (laddr ^ lport) ^ (faddr ^ fport);
-       h ^= h >> 16;
-       h ^= h >> 8;
-       return h;
+       return jhash_2words((__force __u32) laddr ^ (__force __u32) faddr,
+                           ((__u32) lport) << 16 | (__force __u32)fport,
+                           inet_ehash_secret);
 }
 
 static inline int inet_sk_ehashfn(const struct sock *sk)
 {
        const struct inet_sock *inet = inet_sk(sk);
-       const __u32 laddr = inet->rcv_saddr;
+       const __be32 laddr = inet->rcv_saddr;
        const __u16 lport = inet->num;
-       const __u32 faddr = inet->daddr;
-       const __u16 fport = inet->dport;
+       const __be32 faddr = inet->daddr;
+       const __be16 fport = inet->dport;
 
        return inet_ehashfn(laddr, lport, faddr, fport);
 }