[NET] CORE: Introducing new memory accounting interface.

[net-next-2.6.git] / net / ipv4 / af_inet.c

diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index e68103475cca2a76a349d270d1db72c62132b4c7..03633b7b9b4a8496fa8f9ee7f621d60d767dce70 100644 (file)
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -126,6 +126,10 @@ extern void ip_mc_drop_socket(struct sock *sk);
 static struct list_head inetsw[SOCK_MAX];
 static DEFINE_SPINLOCK(inetsw_lock);
 
+struct ipv4_config ipv4_config;
+
+EXPORT_SYMBOL(ipv4_config);
+
 /* New destruction routine */
 
 void inet_sock_destruct(struct sock *sk)
@@ -241,7 +245,7 @@ EXPORT_SYMBOL(build_ehash_secret);
  *     Create an inet socket.
  */
 
-static int inet_create(struct socket *sock, int protocol)
+static int inet_create(struct net *net, struct socket *sock, int protocol)
 {
        struct sock *sk;
        struct list_head *p;
@@ -253,6 +257,9 @@ static int inet_create(struct socket *sock, int protocol)
        int try_loading_module = 0;
        int err;
 
+       if (net != &init_net)
+               return -EAFNOSUPPORT;
+
        if (sock->type != SOCK_RAW &&
            sock->type != SOCK_DGRAM &&
            !inet_ehash_secret)
@@ -320,7 +327,7 @@ lookup_protocol:
        BUG_TRAP(answer_prot->slab != NULL);
 
        err = -ENOBUFS;
-       sk = sk_alloc(PF_INET, GFP_KERNEL, answer_prot, 1);
+       sk = sk_alloc(net, PF_INET, GFP_KERNEL, answer_prot);
        if (sk == NULL)
                goto out;
 
@@ -791,7 +798,7 @@ int inet_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
                case SIOCDARP:
                case SIOCGARP:
                case SIOCSARP:
-                       err = arp_ioctl(cmd, (void __user *)arg);
+                       err = arp_ioctl(sk->sk_net, cmd, (void __user *)arg);
                        break;
                case SIOCGIFADDR:
                case SIOCSIFADDR:
@@ -835,6 +842,7 @@ const struct proto_ops inet_stream_ops = {
        .recvmsg           = sock_common_recvmsg,
        .mmap              = sock_no_mmap,
        .sendpage          = tcp_sendpage,
+       .splice_read       = tcp_splice_read,
 #ifdef CONFIG_COMPAT
        .compat_setsockopt = compat_sock_common_setsockopt,
        .compat_getsockopt = compat_sock_common_getsockopt,
@@ -939,7 +947,7 @@ static struct inet_protosw inetsw_array[] =
        }
 };
 
-#define INETSW_ARRAY_LEN (sizeof(inetsw_array) / sizeof(struct inet_protosw))
+#define INETSW_ARRAY_LEN ARRAY_SIZE(inetsw_array)
 
 void inet_register_protosw(struct inet_protosw *p)
 {
@@ -1234,7 +1242,7 @@ unsigned long snmp_fold_field(void *mib[], int offt)
 }
 EXPORT_SYMBOL_GPL(snmp_fold_field);
 
-int snmp_mib_init(void *ptr[2], size_t mibsize, size_t mibalign)
+int snmp_mib_init(void *ptr[2], size_t mibsize)
 {
        BUG_ON(ptr == NULL);
        ptr[0] = __alloc_percpu(mibsize);
@@ -1283,33 +1291,31 @@ static struct net_protocol udp_protocol = {
 
 static struct net_protocol icmp_protocol = {
        .handler =      icmp_rcv,
+       .no_policy =    1,
 };
 
 static int __init init_ipv4_mibs(void)
 {
        if (snmp_mib_init((void **)net_statistics,
-                         sizeof(struct linux_mib),
-                         __alignof__(struct linux_mib)) < 0)
+                         sizeof(struct linux_mib)) < 0)
                goto err_net_mib;
        if (snmp_mib_init((void **)ip_statistics,
-                         sizeof(struct ipstats_mib),
-                         __alignof__(struct ipstats_mib)) < 0)
+                         sizeof(struct ipstats_mib)) < 0)
                goto err_ip_mib;
        if (snmp_mib_init((void **)icmp_statistics,
-                         sizeof(struct icmp_mib),
-                         __alignof__(struct icmp_mib)) < 0)
+                         sizeof(struct icmp_mib)) < 0)
                goto err_icmp_mib;
+       if (snmp_mib_init((void **)icmpmsg_statistics,
+                         sizeof(struct icmpmsg_mib)) < 0)
+               goto err_icmpmsg_mib;
        if (snmp_mib_init((void **)tcp_statistics,
-                         sizeof(struct tcp_mib),
-                         __alignof__(struct tcp_mib)) < 0)
+                         sizeof(struct tcp_mib)) < 0)
                goto err_tcp_mib;
        if (snmp_mib_init((void **)udp_statistics,
-                         sizeof(struct udp_mib),
-                         __alignof__(struct udp_mib)) < 0)
+                         sizeof(struct udp_mib)) < 0)
                goto err_udp_mib;
        if (snmp_mib_init((void **)udplite_statistics,
-                         sizeof(struct udp_mib),
-                         __alignof__(struct udp_mib)) < 0)
+                         sizeof(struct udp_mib)) < 0)
                goto err_udplite_mib;
 
        tcp_mib_init();
@@ -1321,6 +1327,8 @@ err_udplite_mib:
 err_udp_mib:
        snmp_mib_free((void **)tcp_statistics);
 err_tcp_mib:
+       snmp_mib_free((void **)icmpmsg_statistics);
+err_icmpmsg_mib:
        snmp_mib_free((void **)icmp_statistics);
 err_icmp_mib:
        snmp_mib_free((void **)ip_statistics);