#include <linux/version.h>
#include <linux/ethtool.h>
#include <linux/wait.h>
-#include <asm/system.h>
#include <asm/div64.h>
#include <linux/highmem.h>
#include <linux/netfilter_bridge.h>
#include "vport-internal_dev.h"
#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,18) || \
- LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0)
-#error Kernels before 2.6.18 or after 3.3 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)
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++;
struct sk_buff *skb,
const struct dp_upcall_info *upcall_info)
{
+ unsigned short gso_type = skb_shinfo(skb)->gso_type;
struct dp_upcall_info later_info;
struct sw_flow_key later_key;
struct sk_buff *segs, *nskb;
int err;
segs = skb_gso_segment(skb, NETIF_F_SG | NETIF_F_HW_CSUM);
- if (IS_ERR(skb))
- return PTR_ERR(skb);
+ if (IS_ERR(segs))
+ return PTR_ERR(segs);
/* Queue all of the segments. */
skb = segs;
if (err)
break;
- if (skb == segs && skb_shinfo(skb)->gso_type & SKB_GSO_UDP) {
+ if (skb == segs && gso_type & SKB_GSO_UDP) {
/* The initial flow key extracted by ovs_flow_extract()
* in this case is for a first fragment, so we need to
* properly mark later fragments.
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);
return validate_actions(actions, key, depth + 1);
}
+static int validate_tp_port(const struct sw_flow_key *flow_key)
+{
+ if (flow_key->eth.type == htons(ETH_P_IP)) {
+ if (flow_key->ipv4.tp.src || flow_key->ipv4.tp.dst)
+ return 0;
+ } else if (flow_key->eth.type == htons(ETH_P_IPV6)) {
+ if (flow_key->ipv6.tp.src || flow_key->ipv6.tp.dst)
+ return 0;
+ }
+
+ return -EINVAL;
+}
+
static int validate_set(const struct nlattr *a,
const struct sw_flow_key *flow_key)
{
switch (key_type) {
const struct ovs_key_ipv4 *ipv4_key;
+ const struct ovs_key_ipv4_tunnel *tun_key;
+ const struct ovs_key_ipv6 *ipv6_key;
case OVS_KEY_ATTR_PRIORITY:
case OVS_KEY_ATTR_TUN_ID:
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)
+ return -EINVAL;
+ break;
+
case OVS_KEY_ATTR_IPV4:
if (flow_key->eth.type != htons(ETH_P_IP))
return -EINVAL;
- if (!flow_key->ipv4.addr.src || !flow_key->ipv4.addr.dst)
+ if (!flow_key->ip.proto)
return -EINVAL;
ipv4_key = nla_data(ovs_key);
break;
- case OVS_KEY_ATTR_TCP:
- if (flow_key->ip.proto != IPPROTO_TCP)
+ case OVS_KEY_ATTR_IPV6:
+ if (flow_key->eth.type != htons(ETH_P_IPV6))
+ return -EINVAL;
+
+ if (!flow_key->ip.proto)
+ return -EINVAL;
+
+ ipv6_key = nla_data(ovs_key);
+ if (ipv6_key->ipv6_proto != flow_key->ip.proto)
return -EINVAL;
- if (!flow_key->ipv4.tp.src || !flow_key->ipv4.tp.dst)
+ if (ipv6_key->ipv6_frag != flow_key->ip.frag)
+ return -EINVAL;
+
+ if (ntohl(ipv6_key->ipv6_label) & 0xFFF00000)
return -EINVAL;
break;
+ case OVS_KEY_ATTR_TCP:
+ if (flow_key->ip.proto != IPPROTO_TCP)
+ return -EINVAL;
+
+ return validate_tp_port(flow_key);
+
case OVS_KEY_ATTR_UDP:
if (flow_key->ip.proto != IPPROTO_UDP)
return -EINVAL;
- if (!flow_key->ipv4.tp.src || !flow_key->ipv4.tp.dst)
- return -EINVAL;
- break;
+ return validate_tp_port(flow_key);
default:
return -EINVAL;
err = ovs_flow_extract(packet, -1, &flow->key, &key_len);
if (err)
- goto err_flow_put;
+ goto err_flow_free;
- err = ovs_flow_metadata_from_nlattrs(&flow->key.phy.priority,
- &flow->key.phy.in_port,
- &flow->key.phy.tun_id,
- a[OVS_PACKET_ATTR_KEY]);
+ err = ovs_flow_metadata_from_nlattrs(flow, key_len, a[OVS_PACKET_ATTR_KEY]);
if (err)
- goto err_flow_put;
+ goto err_flow_free;
err = validate_actions(a[OVS_PACKET_ATTR_ACTIONS], &flow->key, 0);
if (err)
- goto err_flow_put;
-
- flow->hash = ovs_flow_hash(&flow->key, key_len);
+ goto err_flow_free;
acts = ovs_flow_actions_alloc(a[OVS_PACKET_ATTR_ACTIONS]);
err = PTR_ERR(acts);
if (IS_ERR(acts))
- goto err_flow_put;
+ goto err_flow_free;
rcu_assign_pointer(flow->sf_acts, acts);
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);
local_bh_enable();
rcu_read_unlock();
- ovs_flow_put(flow);
+ ovs_flow_free(flow);
return err;
err_unlock:
rcu_read_unlock();
-err_flow_put:
- ovs_flow_put(flow);
+err_flow_free:
+ ovs_flow_free(flow);
err_kfree_skb:
kfree_skb(packet);
err:
/* 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;
}
error = PTR_ERR(flow);
goto error;
}
- flow->key = key;
clear_stats(flow);
/* Obtain actions. */
rcu_assign_pointer(flow->sf_acts, acts);
/* Put flow in bucket. */
- flow->hash = ovs_flow_hash(&key, key_len);
- ovs_flow_tbl_insert(table, flow);
+ 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
return 0;
error_free_flow:
- ovs_flow_put(flow);
+ ovs_flow_free(flow);
error:
return error;
}
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);
dp->ifobj.kset = NULL;
kobject_init(&dp->ifobj, &dp_ktype);
+ ovs_dp_set_net(dp, hold_net(sock_net(skb->sk)));
+
/* Allocate table. */
err = -ENOMEM;
rcu_assign_pointer(dp->table, ovs_flow_tbl_alloc(TBL_MIN_BUCKETS));
err = -ENOMEM;
goto err_destroy_table;
}
- ovs_dp_set_net(dp, hold_net(sock_net(skb->sk)));
dp->ports = kmalloc(DP_VPORT_HASH_BUCKETS * sizeof(struct hlist_head),
GFP_KERNEL);
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))
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;
err_destroy_table:
ovs_flow_tbl_destroy(genl_dereference(dp->table));
err_free_dp:
+ release_net(ovs_dp_get_net(dp));
kfree(dp);
err_unlock_rtnl:
rtnl_unlock();
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);
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)) {
- err = PTR_ERR(reply);
netlink_set_err(GENL_SOCK(sock_net(skb->sk)), 0,
- ovs_dp_vport_multicast_group.id, err);
- return 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)
MODULE_DESCRIPTION("Open vSwitch switching datapath");
MODULE_LICENSE("GPL");
+MODULE_VERSION(VERSION);