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authorLinus Torvalds <torvalds@linux-foundation.org>2008-10-17 08:58:52 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-17 08:58:52 -0700
commitb225ee5bed70254a100896c473e6dd8c2be45c18 (patch)
tree2f044d5898d15edcff858f624618c788d5b58760 /net
parent2e532d68a2b3e2aa6b19731501222069735c741c (diff)
parent95a5afca4a8d2e1cb77e1d4bc6ff9f718dc32f7a (diff)
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: net: Remove CONFIG_KMOD from net/ (towards removing CONFIG_KMOD entirely) ipv4: Add a missing rcu_assign_pointer() in routing cache. [netdrvr] ibmtr: PCMCIA IBMTR is ok on 64bit xen-netfront: Avoid unaligned accesses to IP header lmc: copy_*_user under spinlock [netdrvr] myri10ge, ixgbe: remove broken select INTEL_IOATDMA
Diffstat (limited to 'net')
-rw-r--r--net/bluetooth/af_bluetooth.c8
-rw-r--r--net/bridge/netfilter/ebtables.c15
-rw-r--r--net/can/af_can.c4
-rw-r--r--net/core/dev.c2
-rw-r--r--net/core/rtnetlink.c4
-rw-r--r--net/dccp/ccid.c2
-rw-r--r--net/decnet/dn_dev.c2
-rw-r--r--net/ipv4/devinet.c2
-rw-r--r--net/ipv4/inet_diag.c2
-rw-r--r--net/ipv4/route.c7
-rw-r--r--net/ipv4/tcp_cong.c4
-rw-r--r--net/netfilter/nf_conntrack_netlink.c2
-rw-r--r--net/netfilter/nfnetlink.c2
-rw-r--r--net/netlink/af_netlink.c2
-rw-r--r--net/phonet/af_phonet.c3
-rw-r--r--net/sched/act_api.c2
-rw-r--r--net/sched/cls_api.c2
-rw-r--r--net/sched/ematch.c2
-rw-r--r--net/sched/sch_api.c2
-rw-r--r--net/socket.c2
-rw-r--r--net/sunrpc/auth.c2
21 files changed, 26 insertions, 47 deletions
diff --git a/net/bluetooth/af_bluetooth.c b/net/bluetooth/af_bluetooth.c
index f6348e078aa..8f9431a12c6 100644
--- a/net/bluetooth/af_bluetooth.c
+++ b/net/bluetooth/af_bluetooth.c
@@ -37,10 +37,7 @@
#include <linux/poll.h>
#include <net/sock.h>
#include <asm/ioctls.h>
-
-#if defined(CONFIG_KMOD)
#include <linux/kmod.h>
-#endif
#include <net/bluetooth/bluetooth.h>
@@ -145,11 +142,8 @@ static int bt_sock_create(struct net *net, struct socket *sock, int proto)
if (proto < 0 || proto >= BT_MAX_PROTO)
return -EINVAL;
-#if defined(CONFIG_KMOD)
- if (!bt_proto[proto]) {
+ if (!bt_proto[proto])
request_module("bt-proto-%d", proto);
- }
-#endif
err = -EPROTONOSUPPORT;
diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c
index 5bb88eb0aad..0fa208e8640 100644
--- a/net/bridge/netfilter/ebtables.c
+++ b/net/bridge/netfilter/ebtables.c
@@ -305,23 +305,14 @@ find_inlist_lock_noload(struct list_head *head, const char *name, int *error,
return NULL;
}
-#ifndef CONFIG_KMOD
-#define find_inlist_lock(h,n,p,e,m) find_inlist_lock_noload((h),(n),(e),(m))
-#else
static void *
find_inlist_lock(struct list_head *head, const char *name, const char *prefix,
int *error, struct mutex *mutex)
{
- void *ret;
-
- ret = find_inlist_lock_noload(head, name, error, mutex);
- if (!ret) {
- request_module("%s%s", prefix, name);
- ret = find_inlist_lock_noload(head, name, error, mutex);
- }
- return ret;
+ return try_then_request_module(
+ find_inlist_lock_noload(head, name, error, mutex),
+ "%s%s", prefix, name);
}
-#endif
static inline struct ebt_table *
find_table_lock(const char *name, int *error, struct mutex *mutex)
diff --git a/net/can/af_can.c b/net/can/af_can.c
index 8035fbf526a..7d4d2b3c137 100644
--- a/net/can/af_can.c
+++ b/net/can/af_can.c
@@ -128,8 +128,8 @@ static int can_create(struct net *net, struct socket *sock, int protocol)
if (net != &init_net)
return -EAFNOSUPPORT;
-#ifdef CONFIG_KMOD
- /* try to load protocol module, when CONFIG_KMOD is defined */
+#ifdef CONFIG_MODULES
+ /* try to load protocol module kernel is modular */
if (!proto_tab[protocol]) {
err = request_module("can-proto-%d", protocol);
diff --git a/net/core/dev.c b/net/core/dev.c
index 1408a083fe4..868ec0ba8b7 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -4956,8 +4956,6 @@ EXPORT_SYMBOL(br_fdb_get_hook);
EXPORT_SYMBOL(br_fdb_put_hook);
#endif
-#ifdef CONFIG_KMOD
EXPORT_SYMBOL(dev_load);
-#endif
EXPORT_PER_CPU_SYMBOL(softnet_data);
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 3630131fa1f..31f29d2989f 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -1040,7 +1040,7 @@ static int rtnl_newlink(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
struct nlattr *linkinfo[IFLA_INFO_MAX+1];
int err;
-#ifdef CONFIG_KMOD
+#ifdef CONFIG_MODULES
replay:
#endif
err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFLA_MAX, ifla_policy);
@@ -1129,7 +1129,7 @@ replay:
return -EOPNOTSUPP;
if (!ops) {
-#ifdef CONFIG_KMOD
+#ifdef CONFIG_MODULES
if (kind[0]) {
__rtnl_unlock();
request_module("rtnl-link-%s", kind);
diff --git a/net/dccp/ccid.c b/net/dccp/ccid.c
index 4809753d12a..8fe931a3d7a 100644
--- a/net/dccp/ccid.c
+++ b/net/dccp/ccid.c
@@ -154,7 +154,7 @@ struct ccid *ccid_new(unsigned char id, struct sock *sk, int rx, gfp_t gfp)
struct ccid *ccid = NULL;
ccids_read_lock();
-#ifdef CONFIG_KMOD
+#ifdef CONFIG_MODULES
if (ccids[id] == NULL) {
/* We only try to load if in process context */
ccids_read_unlock();
diff --git a/net/decnet/dn_dev.c b/net/decnet/dn_dev.c
index 8008c861302..28e26bd08e2 100644
--- a/net/decnet/dn_dev.c
+++ b/net/decnet/dn_dev.c
@@ -490,9 +490,7 @@ int dn_dev_ioctl(unsigned int cmd, void __user *arg)
return -EFAULT;
ifr->ifr_name[IFNAMSIZ-1] = 0;
-#ifdef CONFIG_KMOD
dev_load(&init_net, ifr->ifr_name);
-#endif
switch(cmd) {
case SIOCGIFADDR:
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 5154e729cf1..56fce3ab6c5 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -613,9 +613,7 @@ int devinet_ioctl(struct net *net, unsigned int cmd, void __user *arg)
if (colon)
*colon = 0;
-#ifdef CONFIG_KMOD
dev_load(net, ifr.ifr_name);
-#endif
switch (cmd) {
case SIOCGIFADDR: /* Get interface address */
diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c
index 89cb047ab31..564230dabcb 100644
--- a/net/ipv4/inet_diag.c
+++ b/net/ipv4/inet_diag.c
@@ -53,11 +53,9 @@ static DEFINE_MUTEX(inet_diag_table_mutex);
static const struct inet_diag_handler *inet_diag_lock_handler(int type)
{
-#ifdef CONFIG_KMOD
if (!inet_diag_table[type])
request_module("net-pf-%d-proto-%d-type-%d", PF_NETLINK,
NETLINK_INET_DIAG, type);
-#endif
mutex_lock(&inet_diag_table_mutex);
if (!inet_diag_table[type])
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 942be04e795..2ea6dcc3e2c 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1109,7 +1109,12 @@ restart:
printk("\n");
}
#endif
- rt_hash_table[hash].chain = rt;
+ /*
+ * Since lookup is lockfree, we must make sure
+ * previous writes to rt are comitted to memory
+ * before making rt visible to other CPUS.
+ */
+ rcu_assign_pointer(rt_hash_table[hash].chain, rt);
spin_unlock_bh(rt_hash_lock_addr(hash));
*rp = rt;
return 0;
diff --git a/net/ipv4/tcp_cong.c b/net/ipv4/tcp_cong.c
index 6a250828b76..4ec5b4e97c4 100644
--- a/net/ipv4/tcp_cong.c
+++ b/net/ipv4/tcp_cong.c
@@ -115,7 +115,7 @@ int tcp_set_default_congestion_control(const char *name)
spin_lock(&tcp_cong_list_lock);
ca = tcp_ca_find(name);
-#ifdef CONFIG_KMOD
+#ifdef CONFIG_MODULES
if (!ca && capable(CAP_SYS_MODULE)) {
spin_unlock(&tcp_cong_list_lock);
@@ -244,7 +244,7 @@ int tcp_set_congestion_control(struct sock *sk, const char *name)
if (ca == icsk->icsk_ca_ops)
goto out;
-#ifdef CONFIG_KMOD
+#ifdef CONFIG_MODULES
/* not found attempt to autoload module */
if (!ca && capable(CAP_SYS_MODULE)) {
rcu_read_unlock();
diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c
index 08e82d64eb6..2e4ad9671e1 100644
--- a/net/netfilter/nf_conntrack_netlink.c
+++ b/net/netfilter/nf_conntrack_netlink.c
@@ -822,7 +822,7 @@ ctnetlink_parse_nat_setup(struct nf_conn *ct,
parse_nat_setup = rcu_dereference(nfnetlink_parse_nat_setup_hook);
if (!parse_nat_setup) {
-#ifdef CONFIG_KMOD
+#ifdef CONFIG_MODULES
rcu_read_unlock();
nfnl_unlock();
if (request_module("nf-nat-ipv4") < 0) {
diff --git a/net/netfilter/nfnetlink.c b/net/netfilter/nfnetlink.c
index 4739f9f961d..9c0ba17a1dd 100644
--- a/net/netfilter/nfnetlink.c
+++ b/net/netfilter/nfnetlink.c
@@ -137,7 +137,7 @@ static int nfnetlink_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
replay:
ss = nfnetlink_get_subsys(type);
if (!ss) {
-#ifdef CONFIG_KMOD
+#ifdef CONFIG_MODULES
nfnl_unlock();
request_module("nfnetlink-subsys-%d", NFNL_SUBSYS_ID(type));
nfnl_lock();
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 2fd8afac5f7..480184a857d 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -435,7 +435,7 @@ static int netlink_create(struct net *net, struct socket *sock, int protocol)
return -EPROTONOSUPPORT;
netlink_lock_table();
-#ifdef CONFIG_KMOD
+#ifdef CONFIG_MODULES
if (!nl_table[protocol].registered) {
netlink_unlock_table();
request_module("net-pf-%d-proto-%d", PF_NETLINK, protocol);
diff --git a/net/phonet/af_phonet.c b/net/phonet/af_phonet.c
index 9e9c6fce11a..b9d97effebe 100644
--- a/net/phonet/af_phonet.c
+++ b/net/phonet/af_phonet.c
@@ -67,11 +67,10 @@ static int pn_socket_create(struct net *net, struct socket *sock, int protocol)
}
pnp = phonet_proto_get(protocol);
-#ifdef CONFIG_KMOD
if (pnp == NULL &&
request_module("net-pf-%d-proto-%d", PF_PHONET, protocol) == 0)
pnp = phonet_proto_get(protocol);
-#endif
+
if (pnp == NULL)
return -EPROTONOSUPPORT;
if (sock->type != pnp->sock_type) {
diff --git a/net/sched/act_api.c b/net/sched/act_api.c
index 9974b3f04f0..8f457f1e0ac 100644
--- a/net/sched/act_api.c
+++ b/net/sched/act_api.c
@@ -494,7 +494,7 @@ struct tc_action *tcf_action_init_1(struct nlattr *nla, struct nlattr *est,
a_o = tc_lookup_action_n(act_name);
if (a_o == NULL) {
-#ifdef CONFIG_KMOD
+#ifdef CONFIG_MODULES
rtnl_unlock();
request_module("act_%s", act_name);
rtnl_lock();
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index 8eb79e92e94..16e7ac9774e 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -227,7 +227,7 @@ replay:
err = -ENOENT;
tp_ops = tcf_proto_lookup_ops(tca[TCA_KIND]);
if (tp_ops == NULL) {
-#ifdef CONFIG_KMOD
+#ifdef CONFIG_MODULES
struct nlattr *kind = tca[TCA_KIND];
char name[IFNAMSIZ];
diff --git a/net/sched/ematch.c b/net/sched/ematch.c
index 5e6f82e0e6f..e82519e548d 100644
--- a/net/sched/ematch.c
+++ b/net/sched/ematch.c
@@ -224,7 +224,7 @@ static int tcf_em_validate(struct tcf_proto *tp,
if (em->ops == NULL) {
err = -ENOENT;
-#ifdef CONFIG_KMOD
+#ifdef CONFIG_MODULES
__rtnl_unlock();
request_module("ematch-kind-%u", em_hdr->kind);
rtnl_lock();
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index 1122c952aa9..b16ad2972c6 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -764,7 +764,7 @@ qdisc_create(struct net_device *dev, struct netdev_queue *dev_queue,
struct qdisc_size_table *stab;
ops = qdisc_lookup_ops(kind);
-#ifdef CONFIG_KMOD
+#ifdef CONFIG_MODULES
if (ops == NULL && kind != NULL) {
char name[IFNAMSIZ];
if (nla_strlcpy(name, kind, IFNAMSIZ) < IFNAMSIZ) {
diff --git a/net/socket.c b/net/socket.c
index 3e8d4e35c08..2b7a4b5c9b7 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -1142,7 +1142,7 @@ static int __sock_create(struct net *net, int family, int type, int protocol,
sock->type = type;
-#if defined(CONFIG_KMOD)
+#ifdef CONFIG_MODULES
/* Attempt to load a protocol module if the find failed.
*
* 12/09/1996 Marcin: But! this makes REALLY only sense, if the user
diff --git a/net/sunrpc/auth.c b/net/sunrpc/auth.c
index 6bfea9ed686..436bf1b4b76 100644
--- a/net/sunrpc/auth.c
+++ b/net/sunrpc/auth.c
@@ -83,10 +83,8 @@ rpcauth_create(rpc_authflavor_t pseudoflavor, struct rpc_clnt *clnt)
if (flavor >= RPC_AUTH_MAXFLAVOR)
goto out;
-#ifdef CONFIG_KMOD
if ((ops = auth_flavors[flavor]) == NULL)
request_module("rpc-auth-%u", flavor);
-#endif
spin_lock(&rpc_authflavor_lock);
ops = auth_flavors[flavor];
if (ops == NULL || !try_module_get(ops->owner)) {