#include "vport-internal_dev.h"
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,18) || \
- LINUX_VERSION_CODE >= KERNEL_VERSION(3,7,0)
-#error Kernels before 2.6.18 or after 3.6 are not supported by this version of Open vSwitch.
+ LINUX_VERSION_CODE >= KERNEL_VERSION(3,8,0)
+#error Kernels before 2.6.18 or after 3.7 are not supported by this version of Open vSwitch.
#endif
#define REHASH_FLOW_INTERVAL (10 * 60 * HZ)
int ovs_net_id __read_mostly;
-int (*ovs_dp_ioctl_hook)(struct net_device *dev, struct ifreq *rq, int cmd);
-EXPORT_SYMBOL(ovs_dp_ioctl_hook);
-
/**
* DOC: Locking:
*
return ifindex;
}
-static size_t br_nlmsg_size(void)
-{
- return NLMSG_ALIGN(sizeof(struct ifinfomsg))
- + nla_total_size(IFNAMSIZ) /* IFLA_IFNAME */
- + nla_total_size(MAX_ADDR_LEN) /* IFLA_ADDRESS */
- + nla_total_size(4) /* IFLA_MASTER */
- + nla_total_size(4) /* IFLA_MTU */
- + nla_total_size(1); /* IFLA_OPERSTATE */
-}
-
-/* Caller must hold RTNL lock. */
-static int dp_fill_ifinfo(struct sk_buff *skb,
- const struct vport *port,
- int event, unsigned int flags)
-{
- struct datapath *dp = port->dp;
- struct ifinfomsg *hdr;
- struct nlmsghdr *nlh;
-
- if (!port->ops->get_ifindex)
- return -ENODEV;
-
- nlh = nlmsg_put(skb, 0, 0, event, sizeof(*hdr), flags);
- if (nlh == NULL)
- return -EMSGSIZE;
-
- hdr = nlmsg_data(nlh);
- hdr->ifi_family = AF_BRIDGE;
- hdr->__ifi_pad = 0;
- hdr->ifi_type = ARPHRD_ETHER;
- hdr->ifi_index = port->ops->get_ifindex(port);
- hdr->ifi_flags = port->ops->get_dev_flags(port);
- hdr->ifi_change = 0;
-
- if (nla_put_string(skb, IFLA_IFNAME, port->ops->get_name(port)) ||
- nla_put_u32(skb, IFLA_MASTER, get_dpifindex(dp)) ||
- nla_put_u32(skb, IFLA_MTU, port->ops->get_mtu(port)) ||
-#ifdef IFLA_OPERSTATE
- nla_put_u8(skb, IFLA_OPERSTATE,
- port->ops->is_running(port) ?
- port->ops->get_operstate(port) :
- IF_OPER_DOWN) ||
-#endif
- nla_put(skb, IFLA_ADDRESS, ETH_ALEN, port->ops->get_addr(port)))
- goto nla_put_failure;
-
- return nlmsg_end(skb, nlh);
-
-nla_put_failure:
- nlmsg_cancel(skb, nlh);
- return -EMSGSIZE;
-}
-
-/* Caller must hold RTNL lock. */
-static void dp_ifinfo_notify(int event, struct vport *port)
-{
- struct sk_buff *skb;
- int err;
-
- skb = nlmsg_new(br_nlmsg_size(), GFP_KERNEL);
- if (!skb) {
- err = -ENOBUFS;
- goto err;
- }
-
- err = dp_fill_ifinfo(skb, port, event, 0);
- if (err < 0) {
- if (err == -ENODEV) {
- goto out;
- } else {
- /* -EMSGSIZE implies BUG in br_nlmsg_size() */
- WARN_ON(err == -EMSGSIZE);
- goto err;
- }
- }
-
- rtnl_notify(skb, ovs_dp_get_net(port->dp), 0, RTNLGRP_LINK, NULL, GFP_KERNEL);
-
- return;
-err:
- rtnl_set_sk_err(ovs_dp_get_net(port->dp), RTNLGRP_LINK, err);
-out:
- kfree_skb(skb);
-}
-
-static void release_dp(struct kobject *kobj)
-{
- struct datapath *dp = container_of(kobj, struct datapath, ifobj);
- kfree(dp);
-}
-
-static struct kobj_type dp_ktype = {
- .release = release_dp
-};
-
static void destroy_dp_rcu(struct rcu_head *rcu)
{
struct datapath *dp = container_of(rcu, struct datapath, rcu);
free_percpu(dp->stats_percpu);
release_net(ovs_dp_get_net(dp));
kfree(dp->ports);
- kobject_put(&dp->ifobj);
+ kfree(dp);
}
static struct hlist_head *vport_hash_bucket(const struct datapath *dp,
struct hlist_head *head = vport_hash_bucket(dp, vport->port_no);
hlist_add_head_rcu(&vport->dp_hash_node, head);
- dp_ifinfo_notify(RTM_NEWLINK, vport);
}
return vport;
}
{
ASSERT_RTNL();
- if (p->port_no != OVSP_LOCAL)
- ovs_dp_sysfs_del_if(p);
-
- dp_ifinfo_notify(RTM_DELLINK, p);
-
/* First drop references to device. */
hlist_del_rcu(&p->dp_hash_node);
u64 *stats_counter;
int error;
- stats = per_cpu_ptr(dp->stats_percpu, smp_processor_id());
+ stats = this_cpu_ptr(dp->stats_percpu);
if (!OVS_CB(skb)->flow) {
struct sw_flow_key key;
upcall.cmd = OVS_PACKET_CMD_MISS;
upcall.key = &key;
upcall.userdata = NULL;
- upcall.pid = p->upcall_pid;
+ upcall.portid = p->upcall_portid;
ovs_dp_upcall(dp, skb, &upcall);
consume_skb(skb);
stats_counter = &stats->n_missed;
int dp_ifindex;
int err;
- if (upcall_info->pid == 0) {
+ if (upcall_info->portid == 0) {
err = -ENOTCONN;
goto err;
}
return 0;
err:
- stats = per_cpu_ptr(dp->stats_percpu, smp_processor_id());
+ stats = this_cpu_ptr(dp->stats_percpu);
u64_stats_update_begin(&stats->sync);
stats->n_lost++;
skb_copy_and_csum_dev(skb, nla_data(nla));
- err = genlmsg_unicast(net, user_skb, upcall_info->pid);
+ err = genlmsg_unicast(net, user_skb, upcall_info->portid);
out:
kfree_skb(nskb);
case OVS_KEY_ATTR_ETHERNET:
break;
+ case OVS_KEY_ATTR_SKB_MARK:
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,20) && !defined(CONFIG_NETFILTER)
+ if (nla_get_u32(ovs_key) != 0)
+ return -EINVAL;
+#endif
+ break;
+
case OVS_KEY_ATTR_IPV4_TUNNEL:
tun_key = nla_data(ovs_key);
if (!tun_key->ipv4_dst)
OVS_CB(packet)->flow = flow;
packet->priority = flow->key.phy.priority;
+ skb_set_mark(packet, flow->key.phy.skb_mark);
rcu_read_lock();
dp = get_dp(sock_net(skb->sk), ovs_header->dp_ifindex);
/* Called with genl_lock. */
static int ovs_flow_cmd_fill_info(struct sw_flow *flow, struct datapath *dp,
- struct sk_buff *skb, u32 pid,
+ struct sk_buff *skb, u32 portid,
u32 seq, u32 flags, u8 cmd)
{
const int skb_orig_len = skb->len;
sf_acts = rcu_dereference_protected(flow->sf_acts,
lockdep_genl_is_held());
- ovs_header = genlmsg_put(skb, pid, seq, &dp_flow_genl_family, flags, cmd);
+ ovs_header = genlmsg_put(skb, portid, seq, &dp_flow_genl_family, flags, cmd);
if (!ovs_header)
return -EMSGSIZE;
static struct sk_buff *ovs_flow_cmd_build_info(struct sw_flow *flow,
struct datapath *dp,
- u32 pid, u32 seq, u8 cmd)
+ u32 portid, u32 seq, u8 cmd)
{
struct sk_buff *skb;
int retval;
if (!skb)
return ERR_PTR(-ENOMEM);
- retval = ovs_flow_cmd_fill_info(flow, dp, skb, pid, seq, 0, cmd);
+ retval = ovs_flow_cmd_fill_info(flow, dp, skb, portid, seq, 0, cmd);
BUG_ON(retval < 0);
return skb;
}
/* Put flow in bucket. */
ovs_flow_tbl_insert(table, flow, &key, key_len);
- reply = ovs_flow_cmd_build_info(flow, dp, info->snd_pid,
+ reply = ovs_flow_cmd_build_info(flow, dp, info->snd_portid,
info->snd_seq,
OVS_FLOW_CMD_NEW);
} else {
ovs_flow_deferred_free_acts(old_acts);
}
- reply = ovs_flow_cmd_build_info(flow, dp, info->snd_pid,
+ reply = ovs_flow_cmd_build_info(flow, dp, info->snd_portid,
info->snd_seq, OVS_FLOW_CMD_NEW);
/* Clear stats. */
}
if (!IS_ERR(reply))
- genl_notify(reply, genl_info_net(info), info->snd_pid,
+ genl_notify(reply, genl_info_net(info), info->snd_portid,
ovs_dp_flow_multicast_group.id, info->nlhdr,
GFP_KERNEL);
else
if (!flow)
return -ENOENT;
- reply = ovs_flow_cmd_build_info(flow, dp, info->snd_pid,
+ reply = ovs_flow_cmd_build_info(flow, dp, info->snd_portid,
info->snd_seq, OVS_FLOW_CMD_NEW);
if (IS_ERR(reply))
return PTR_ERR(reply);
ovs_flow_tbl_remove(table, flow);
- err = ovs_flow_cmd_fill_info(flow, dp, reply, info->snd_pid,
+ err = ovs_flow_cmd_fill_info(flow, dp, reply, info->snd_portid,
info->snd_seq, 0, OVS_FLOW_CMD_DEL);
BUG_ON(err < 0);
ovs_flow_deferred_free(flow);
- genl_notify(reply, genl_info_net(info), info->snd_pid,
+ genl_notify(reply, genl_info_net(info), info->snd_portid,
ovs_dp_flow_multicast_group.id, info->nlhdr, GFP_KERNEL);
return 0;
}
break;
if (ovs_flow_cmd_fill_info(flow, dp, skb,
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI,
OVS_FLOW_CMD_NEW) < 0)
break;
};
static int ovs_dp_cmd_fill_info(struct datapath *dp, struct sk_buff *skb,
- u32 pid, u32 seq, u32 flags, u8 cmd)
+ u32 portid, u32 seq, u32 flags, u8 cmd)
{
struct ovs_header *ovs_header;
struct ovs_dp_stats dp_stats;
int err;
- ovs_header = genlmsg_put(skb, pid, seq, &dp_datapath_genl_family,
+ ovs_header = genlmsg_put(skb, portid, seq, &dp_datapath_genl_family,
flags, cmd);
if (!ovs_header)
goto error;
return -EMSGSIZE;
}
-static struct sk_buff *ovs_dp_cmd_build_info(struct datapath *dp, u32 pid,
+static struct sk_buff *ovs_dp_cmd_build_info(struct datapath *dp, u32 portid,
u32 seq, u8 cmd)
{
struct sk_buff *skb;
if (!skb)
return ERR_PTR(-ENOMEM);
- retval = ovs_dp_cmd_fill_info(dp, skb, pid, seq, 0, cmd);
+ retval = ovs_dp_cmd_fill_info(dp, skb, portid, seq, 0, cmd);
if (retval < 0) {
kfree_skb(skb);
return ERR_PTR(retval);
if (dp == NULL)
goto err_unlock_rtnl;
- /* Initialize kobject for bridge. This will be added as
- * /sys/class/net/<devname>/brif later, if sysfs is enabled. */
- dp->ifobj.kset = NULL;
- kobject_init(&dp->ifobj, &dp_ktype);
-
ovs_dp_set_net(dp, hold_net(sock_net(skb->sk)));
/* Allocate table. */
parms.options = NULL;
parms.dp = dp;
parms.port_no = OVSP_LOCAL;
- parms.upcall_pid = nla_get_u32(a[OVS_DP_ATTR_UPCALL_PID]);
+ parms.upcall_portid = nla_get_u32(a[OVS_DP_ATTR_UPCALL_PID]);
vport = new_vport(&parms);
if (IS_ERR(vport)) {
goto err_destroy_ports_array;
}
- reply = ovs_dp_cmd_build_info(dp, info->snd_pid,
+ reply = ovs_dp_cmd_build_info(dp, info->snd_portid,
info->snd_seq, OVS_DP_CMD_NEW);
err = PTR_ERR(reply);
if (IS_ERR(reply))
ovs_net = net_generic(ovs_dp_get_net(dp), ovs_net_id);
list_add_tail(&dp->list_node, &ovs_net->dps);
- ovs_dp_sysfs_add_dp(dp);
rtnl_unlock();
- genl_notify(reply, genl_info_net(info), info->snd_pid,
+ genl_notify(reply, genl_info_net(info), info->snd_portid,
ovs_dp_datapath_multicast_group.id, info->nlhdr,
GFP_KERNEL);
return 0;
ovs_dp_detach_port(vport);
}
- ovs_dp_sysfs_del_dp(dp);
list_del(&dp->list_node);
ovs_dp_detach_port(ovs_vport_rtnl(dp, OVSP_LOCAL));
if (IS_ERR(dp))
return err;
- reply = ovs_dp_cmd_build_info(dp, info->snd_pid,
+ reply = ovs_dp_cmd_build_info(dp, info->snd_portid,
info->snd_seq, OVS_DP_CMD_DEL);
err = PTR_ERR(reply);
if (IS_ERR(reply))
__dp_destroy(dp);
- genl_notify(reply, genl_info_net(info), info->snd_pid,
+ genl_notify(reply, genl_info_net(info), info->snd_portid,
ovs_dp_datapath_multicast_group.id, info->nlhdr,
GFP_KERNEL);
if (IS_ERR(dp))
return PTR_ERR(dp);
- reply = ovs_dp_cmd_build_info(dp, info->snd_pid,
+ reply = ovs_dp_cmd_build_info(dp, info->snd_portid,
info->snd_seq, OVS_DP_CMD_NEW);
if (IS_ERR(reply)) {
err = PTR_ERR(reply);
return 0;
}
- genl_notify(reply, genl_info_net(info), info->snd_pid,
+ genl_notify(reply, genl_info_net(info), info->snd_portid,
ovs_dp_datapath_multicast_group.id, info->nlhdr,
GFP_KERNEL);
if (IS_ERR(dp))
return PTR_ERR(dp);
- reply = ovs_dp_cmd_build_info(dp, info->snd_pid,
+ reply = ovs_dp_cmd_build_info(dp, info->snd_portid,
info->snd_seq, OVS_DP_CMD_NEW);
if (IS_ERR(reply))
return PTR_ERR(reply);
list_for_each_entry(dp, &ovs_net->dps, list_node) {
if (i >= skip &&
- ovs_dp_cmd_fill_info(dp, skb, NETLINK_CB(cb->skb).pid,
+ ovs_dp_cmd_fill_info(dp, skb, NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq, NLM_F_MULTI,
OVS_DP_CMD_NEW) < 0)
break;
/* Called with RTNL lock or RCU read lock. */
static int ovs_vport_cmd_fill_info(struct vport *vport, struct sk_buff *skb,
- u32 pid, u32 seq, u32 flags, u8 cmd)
+ u32 portid, u32 seq, u32 flags, u8 cmd)
{
struct ovs_header *ovs_header;
struct ovs_vport_stats vport_stats;
int err;
- ovs_header = genlmsg_put(skb, pid, seq, &dp_vport_genl_family,
+ ovs_header = genlmsg_put(skb, portid, seq, &dp_vport_genl_family,
flags, cmd);
if (!ovs_header)
return -EMSGSIZE;
if (nla_put_u32(skb, OVS_VPORT_ATTR_PORT_NO, vport->port_no) ||
nla_put_u32(skb, OVS_VPORT_ATTR_TYPE, vport->ops->type) ||
nla_put_string(skb, OVS_VPORT_ATTR_NAME, vport->ops->get_name(vport)) ||
- nla_put_u32(skb, OVS_VPORT_ATTR_UPCALL_PID, vport->upcall_pid))
+ nla_put_u32(skb, OVS_VPORT_ATTR_UPCALL_PID, vport->upcall_portid))
goto nla_put_failure;
ovs_vport_get_stats(vport, &vport_stats);
}
/* Called with RTNL lock or RCU read lock. */
-struct sk_buff *ovs_vport_cmd_build_info(struct vport *vport, u32 pid,
+struct sk_buff *ovs_vport_cmd_build_info(struct vport *vport, u32 portid,
u32 seq, u8 cmd)
{
struct sk_buff *skb;
if (!skb)
return ERR_PTR(-ENOMEM);
- retval = ovs_vport_cmd_fill_info(vport, skb, pid, seq, 0, cmd);
+ retval = ovs_vport_cmd_fill_info(vport, skb, portid, seq, 0, cmd);
if (retval < 0) {
kfree_skb(skb);
return ERR_PTR(retval);
parms.options = a[OVS_VPORT_ATTR_OPTIONS];
parms.dp = dp;
parms.port_no = port_no;
- parms.upcall_pid = nla_get_u32(a[OVS_VPORT_ATTR_UPCALL_PID]);
+ parms.upcall_portid = nla_get_u32(a[OVS_VPORT_ATTR_UPCALL_PID]);
vport = new_vport(&parms);
err = PTR_ERR(vport);
if (IS_ERR(vport))
goto exit_unlock;
- ovs_dp_sysfs_add_if(vport);
-
err = change_vport(vport, a);
if (!err) {
- reply = ovs_vport_cmd_build_info(vport, info->snd_pid,
+ reply = ovs_vport_cmd_build_info(vport, info->snd_portid,
info->snd_seq,
OVS_VPORT_CMD_NEW);
if (IS_ERR(reply))
ovs_dp_detach_port(vport);
goto exit_unlock;
}
- genl_notify(reply, genl_info_net(info), info->snd_pid,
+ genl_notify(reply, genl_info_net(info), info->snd_portid,
ovs_dp_vport_multicast_group.id, info->nlhdr, GFP_KERNEL);
exit_unlock:
else
goto exit_unlock;
if (!err && a[OVS_VPORT_ATTR_UPCALL_PID])
- vport->upcall_pid = nla_get_u32(a[OVS_VPORT_ATTR_UPCALL_PID]);
+ vport->upcall_portid = nla_get_u32(a[OVS_VPORT_ATTR_UPCALL_PID]);
- reply = ovs_vport_cmd_build_info(vport, info->snd_pid, info->snd_seq,
- OVS_VPORT_CMD_NEW);
+ reply = ovs_vport_cmd_build_info(vport, info->snd_portid,
+ info->snd_seq, OVS_VPORT_CMD_NEW);
if (IS_ERR(reply)) {
netlink_set_err(GENL_SOCK(sock_net(skb->sk)), 0,
ovs_dp_vport_multicast_group.id, PTR_ERR(reply));
goto exit_unlock;
}
- genl_notify(reply, genl_info_net(info), info->snd_pid,
+ genl_notify(reply, genl_info_net(info), info->snd_portid,
ovs_dp_vport_multicast_group.id, info->nlhdr, GFP_KERNEL);
exit_unlock:
goto exit_unlock;
}
- reply = ovs_vport_cmd_build_info(vport, info->snd_pid, info->snd_seq,
- OVS_VPORT_CMD_DEL);
+ reply = ovs_vport_cmd_build_info(vport, info->snd_portid,
+ info->snd_seq, OVS_VPORT_CMD_DEL);
err = PTR_ERR(reply);
if (IS_ERR(reply))
goto exit_unlock;
ovs_dp_detach_port(vport);
- genl_notify(reply, genl_info_net(info), info->snd_pid,
+ genl_notify(reply, genl_info_net(info), info->snd_portid,
ovs_dp_vport_multicast_group.id, info->nlhdr, GFP_KERNEL);
exit_unlock:
if (IS_ERR(vport))
goto exit_unlock;
- reply = ovs_vport_cmd_build_info(vport, info->snd_pid, info->snd_seq,
- OVS_VPORT_CMD_NEW);
+ reply = ovs_vport_cmd_build_info(vport, info->snd_portid,
+ info->snd_seq, OVS_VPORT_CMD_NEW);
err = PTR_ERR(reply);
if (IS_ERR(reply))
goto exit_unlock;
hlist_for_each_entry_rcu(vport, n, &dp->ports[i], dp_hash_node) {
if (j >= skip &&
ovs_vport_cmd_fill_info(vport, skb,
- NETLINK_CB(cb->skb).pid,
+ NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
NLM_F_MULTI,
OVS_VPORT_CMD_NEW) < 0)
git://git.onelab.eu / sliver-openvswitch.git / blobdiff