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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-09-11 04:34:46 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-09-11 04:34:46 -0300
commit863981e96738983919de841ec669e157e6bdaeb0 (patch)
treed6d89a12e7eb8017837c057935a2271290907f76 /net/bridge/br_netlink.c
parent8dec7c70575785729a6a9e6719a955e9c545bcab (diff)
Linux-libre 4.7.1-gnupck-4.7.1-gnu
Diffstat (limited to 'net/bridge/br_netlink.c')
-rw-r--r--net/bridge/br_netlink.c140
1 files changed, 113 insertions, 27 deletions
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index e9c635eae..85e89f693 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -135,9 +135,9 @@ static inline size_t br_port_info_size(void)
+ nla_total_size(sizeof(u16)) /* IFLA_BRPORT_NO */
+ nla_total_size(sizeof(u8)) /* IFLA_BRPORT_TOPOLOGY_CHANGE_ACK */
+ nla_total_size(sizeof(u8)) /* IFLA_BRPORT_CONFIG_PENDING */
- + nla_total_size(sizeof(u64)) /* IFLA_BRPORT_MESSAGE_AGE_TIMER */
- + nla_total_size(sizeof(u64)) /* IFLA_BRPORT_FORWARD_DELAY_TIMER */
- + nla_total_size(sizeof(u64)) /* IFLA_BRPORT_HOLD_TIMER */
+ + nla_total_size_64bit(sizeof(u64)) /* IFLA_BRPORT_MESSAGE_AGE_TIMER */
+ + nla_total_size_64bit(sizeof(u64)) /* IFLA_BRPORT_FORWARD_DELAY_TIMER */
+ + nla_total_size_64bit(sizeof(u64)) /* IFLA_BRPORT_HOLD_TIMER */
#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
+ nla_total_size(sizeof(u8)) /* IFLA_BRPORT_MULTICAST_ROUTER */
#endif
@@ -190,13 +190,16 @@ static int br_port_fill_attrs(struct sk_buff *skb,
return -EMSGSIZE;
timerval = br_timer_value(&p->message_age_timer);
- if (nla_put_u64(skb, IFLA_BRPORT_MESSAGE_AGE_TIMER, timerval))
+ if (nla_put_u64_64bit(skb, IFLA_BRPORT_MESSAGE_AGE_TIMER, timerval,
+ IFLA_BRPORT_PAD))
return -EMSGSIZE;
timerval = br_timer_value(&p->forward_delay_timer);
- if (nla_put_u64(skb, IFLA_BRPORT_FORWARD_DELAY_TIMER, timerval))
+ if (nla_put_u64_64bit(skb, IFLA_BRPORT_FORWARD_DELAY_TIMER, timerval,
+ IFLA_BRPORT_PAD))
return -EMSGSIZE;
timerval = br_timer_value(&p->hold_timer);
- if (nla_put_u64(skb, IFLA_BRPORT_HOLD_TIMER, timerval))
+ if (nla_put_u64_64bit(skb, IFLA_BRPORT_HOLD_TIMER, timerval,
+ IFLA_BRPORT_PAD))
return -EMSGSIZE;
#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
@@ -847,6 +850,7 @@ static const struct nla_policy br_policy[IFLA_BR_MAX + 1] = {
[IFLA_BR_NF_CALL_IP6TABLES] = { .type = NLA_U8 },
[IFLA_BR_NF_CALL_ARPTABLES] = { .type = NLA_U8 },
[IFLA_BR_VLAN_DEFAULT_PVID] = { .type = NLA_U16 },
+ [IFLA_BR_VLAN_STATS_ENABLED] = { .type = NLA_U8 },
};
static int br_changelink(struct net_device *brdev, struct nlattr *tb[],
@@ -918,6 +922,14 @@ static int br_changelink(struct net_device *brdev, struct nlattr *tb[],
if (err)
return err;
}
+
+ if (data[IFLA_BR_VLAN_STATS_ENABLED]) {
+ __u8 vlan_stats = nla_get_u8(data[IFLA_BR_VLAN_STATS_ENABLED]);
+
+ err = br_vlan_set_stats(br, vlan_stats);
+ if (err)
+ return err;
+ }
#endif
if (data[IFLA_BR_GROUP_FWD_MASK]) {
@@ -1079,6 +1091,7 @@ static size_t br_get_size(const struct net_device *brdev)
#ifdef CONFIG_BRIDGE_VLAN_FILTERING
nla_total_size(sizeof(__be16)) + /* IFLA_BR_VLAN_PROTOCOL */
nla_total_size(sizeof(u16)) + /* IFLA_BR_VLAN_DEFAULT_PVID */
+ nla_total_size(sizeof(u8)) + /* IFLA_BR_VLAN_STATS_ENABLED */
#endif
nla_total_size(sizeof(u16)) + /* IFLA_BR_GROUP_FWD_MASK */
nla_total_size(sizeof(struct ifla_bridge_id)) + /* IFLA_BR_ROOT_ID */
@@ -1087,10 +1100,10 @@ static size_t br_get_size(const struct net_device *brdev)
nla_total_size(sizeof(u32)) + /* IFLA_BR_ROOT_PATH_COST */
nla_total_size(sizeof(u8)) + /* IFLA_BR_TOPOLOGY_CHANGE */
nla_total_size(sizeof(u8)) + /* IFLA_BR_TOPOLOGY_CHANGE_DETECTED */
- nla_total_size(sizeof(u64)) + /* IFLA_BR_HELLO_TIMER */
- nla_total_size(sizeof(u64)) + /* IFLA_BR_TCN_TIMER */
- nla_total_size(sizeof(u64)) + /* IFLA_BR_TOPOLOGY_CHANGE_TIMER */
- nla_total_size(sizeof(u64)) + /* IFLA_BR_GC_TIMER */
+ nla_total_size_64bit(sizeof(u64)) + /* IFLA_BR_HELLO_TIMER */
+ nla_total_size_64bit(sizeof(u64)) + /* IFLA_BR_TCN_TIMER */
+ nla_total_size_64bit(sizeof(u64)) + /* IFLA_BR_TOPOLOGY_CHANGE_TIMER */
+ nla_total_size_64bit(sizeof(u64)) + /* IFLA_BR_GC_TIMER */
nla_total_size(ETH_ALEN) + /* IFLA_BR_GROUP_ADDR */
#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
nla_total_size(sizeof(u8)) + /* IFLA_BR_MCAST_ROUTER */
@@ -1101,12 +1114,12 @@ static size_t br_get_size(const struct net_device *brdev)
nla_total_size(sizeof(u32)) + /* IFLA_BR_MCAST_HASH_MAX */
nla_total_size(sizeof(u32)) + /* IFLA_BR_MCAST_LAST_MEMBER_CNT */
nla_total_size(sizeof(u32)) + /* IFLA_BR_MCAST_STARTUP_QUERY_CNT */
- nla_total_size(sizeof(u64)) + /* IFLA_BR_MCAST_LAST_MEMBER_INTVL */
- nla_total_size(sizeof(u64)) + /* IFLA_BR_MCAST_MEMBERSHIP_INTVL */
- nla_total_size(sizeof(u64)) + /* IFLA_BR_MCAST_QUERIER_INTVL */
- nla_total_size(sizeof(u64)) + /* IFLA_BR_MCAST_QUERY_INTVL */
- nla_total_size(sizeof(u64)) + /* IFLA_BR_MCAST_QUERY_RESPONSE_INTVL */
- nla_total_size(sizeof(u64)) + /* IFLA_BR_MCAST_STARTUP_QUERY_INTVL */
+ nla_total_size_64bit(sizeof(u64)) + /* IFLA_BR_MCAST_LAST_MEMBER_INTVL */
+ nla_total_size_64bit(sizeof(u64)) + /* IFLA_BR_MCAST_MEMBERSHIP_INTVL */
+ nla_total_size_64bit(sizeof(u64)) + /* IFLA_BR_MCAST_QUERIER_INTVL */
+ nla_total_size_64bit(sizeof(u64)) + /* IFLA_BR_MCAST_QUERY_INTVL */
+ nla_total_size_64bit(sizeof(u64)) + /* IFLA_BR_MCAST_QUERY_RESPONSE_INTVL */
+ nla_total_size_64bit(sizeof(u64)) + /* IFLA_BR_MCAST_STARTUP_QUERY_INTVL */
#endif
#if IS_ENABLED(CONFIG_BRIDGE_NETFILTER)
nla_total_size(sizeof(u8)) + /* IFLA_BR_NF_CALL_IPTABLES */
@@ -1129,16 +1142,17 @@ static int br_fill_info(struct sk_buff *skb, const struct net_device *brdev)
u64 clockval;
clockval = br_timer_value(&br->hello_timer);
- if (nla_put_u64(skb, IFLA_BR_HELLO_TIMER, clockval))
+ if (nla_put_u64_64bit(skb, IFLA_BR_HELLO_TIMER, clockval, IFLA_BR_PAD))
return -EMSGSIZE;
clockval = br_timer_value(&br->tcn_timer);
- if (nla_put_u64(skb, IFLA_BR_TCN_TIMER, clockval))
+ if (nla_put_u64_64bit(skb, IFLA_BR_TCN_TIMER, clockval, IFLA_BR_PAD))
return -EMSGSIZE;
clockval = br_timer_value(&br->topology_change_timer);
- if (nla_put_u64(skb, IFLA_BR_TOPOLOGY_CHANGE_TIMER, clockval))
+ if (nla_put_u64_64bit(skb, IFLA_BR_TOPOLOGY_CHANGE_TIMER, clockval,
+ IFLA_BR_PAD))
return -EMSGSIZE;
clockval = br_timer_value(&br->gc_timer);
- if (nla_put_u64(skb, IFLA_BR_GC_TIMER, clockval))
+ if (nla_put_u64_64bit(skb, IFLA_BR_GC_TIMER, clockval, IFLA_BR_PAD))
return -EMSGSIZE;
if (nla_put_u32(skb, IFLA_BR_FORWARD_DELAY, forward_delay) ||
@@ -1163,7 +1177,8 @@ static int br_fill_info(struct sk_buff *skb, const struct net_device *brdev)
#ifdef CONFIG_BRIDGE_VLAN_FILTERING
if (nla_put_be16(skb, IFLA_BR_VLAN_PROTOCOL, br->vlan_proto) ||
- nla_put_u16(skb, IFLA_BR_VLAN_DEFAULT_PVID, br->default_pvid))
+ nla_put_u16(skb, IFLA_BR_VLAN_DEFAULT_PVID, br->default_pvid) ||
+ nla_put_u8(skb, IFLA_BR_VLAN_STATS_ENABLED, br->vlan_stats_enabled))
return -EMSGSIZE;
#endif
#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
@@ -1182,22 +1197,28 @@ static int br_fill_info(struct sk_buff *skb, const struct net_device *brdev)
return -EMSGSIZE;
clockval = jiffies_to_clock_t(br->multicast_last_member_interval);
- if (nla_put_u64(skb, IFLA_BR_MCAST_LAST_MEMBER_INTVL, clockval))
+ if (nla_put_u64_64bit(skb, IFLA_BR_MCAST_LAST_MEMBER_INTVL, clockval,
+ IFLA_BR_PAD))
return -EMSGSIZE;
clockval = jiffies_to_clock_t(br->multicast_membership_interval);
- if (nla_put_u64(skb, IFLA_BR_MCAST_MEMBERSHIP_INTVL, clockval))
+ if (nla_put_u64_64bit(skb, IFLA_BR_MCAST_MEMBERSHIP_INTVL, clockval,
+ IFLA_BR_PAD))
return -EMSGSIZE;
clockval = jiffies_to_clock_t(br->multicast_querier_interval);
- if (nla_put_u64(skb, IFLA_BR_MCAST_QUERIER_INTVL, clockval))
+ if (nla_put_u64_64bit(skb, IFLA_BR_MCAST_QUERIER_INTVL, clockval,
+ IFLA_BR_PAD))
return -EMSGSIZE;
clockval = jiffies_to_clock_t(br->multicast_query_interval);
- if (nla_put_u64(skb, IFLA_BR_MCAST_QUERY_INTVL, clockval))
+ if (nla_put_u64_64bit(skb, IFLA_BR_MCAST_QUERY_INTVL, clockval,
+ IFLA_BR_PAD))
return -EMSGSIZE;
clockval = jiffies_to_clock_t(br->multicast_query_response_interval);
- if (nla_put_u64(skb, IFLA_BR_MCAST_QUERY_RESPONSE_INTVL, clockval))
+ if (nla_put_u64_64bit(skb, IFLA_BR_MCAST_QUERY_RESPONSE_INTVL, clockval,
+ IFLA_BR_PAD))
return -EMSGSIZE;
clockval = jiffies_to_clock_t(br->multicast_startup_query_interval);
- if (nla_put_u64(skb, IFLA_BR_MCAST_STARTUP_QUERY_INTVL, clockval))
+ if (nla_put_u64_64bit(skb, IFLA_BR_MCAST_STARTUP_QUERY_INTVL, clockval,
+ IFLA_BR_PAD))
return -EMSGSIZE;
#endif
#if IS_ENABLED(CONFIG_BRIDGE_NETFILTER)
@@ -1213,6 +1234,69 @@ static int br_fill_info(struct sk_buff *skb, const struct net_device *brdev)
return 0;
}
+static size_t br_get_linkxstats_size(const struct net_device *dev)
+{
+ struct net_bridge *br = netdev_priv(dev);
+ struct net_bridge_vlan_group *vg;
+ struct net_bridge_vlan *v;
+ int numvls = 0;
+
+ vg = br_vlan_group(br);
+ if (!vg)
+ return 0;
+
+ /* we need to count all, even placeholder entries */
+ list_for_each_entry(v, &vg->vlan_list, vlist)
+ numvls++;
+
+ /* account for the vlans and the link xstats type nest attribute */
+ return numvls * nla_total_size(sizeof(struct bridge_vlan_xstats)) +
+ nla_total_size(0);
+}
+
+static int br_fill_linkxstats(struct sk_buff *skb, const struct net_device *dev,
+ int *prividx)
+{
+ struct net_bridge *br = netdev_priv(dev);
+ struct net_bridge_vlan_group *vg;
+ struct net_bridge_vlan *v;
+ struct nlattr *nest;
+ int vl_idx = 0;
+
+ vg = br_vlan_group(br);
+ if (!vg)
+ goto out;
+ nest = nla_nest_start(skb, LINK_XSTATS_TYPE_BRIDGE);
+ if (!nest)
+ return -EMSGSIZE;
+ list_for_each_entry(v, &vg->vlan_list, vlist) {
+ struct bridge_vlan_xstats vxi;
+ struct br_vlan_stats stats;
+
+ if (++vl_idx < *prividx)
+ continue;
+ memset(&vxi, 0, sizeof(vxi));
+ vxi.vid = v->vid;
+ br_vlan_get_stats(v, &stats);
+ vxi.rx_bytes = stats.rx_bytes;
+ vxi.rx_packets = stats.rx_packets;
+ vxi.tx_bytes = stats.tx_bytes;
+ vxi.tx_packets = stats.tx_packets;
+
+ if (nla_put(skb, BRIDGE_XSTATS_VLAN, sizeof(vxi), &vxi))
+ goto nla_put_failure;
+ }
+ nla_nest_end(skb, nest);
+ *prividx = 0;
+out:
+ return 0;
+
+nla_put_failure:
+ nla_nest_end(skb, nest);
+ *prividx = vl_idx;
+
+ return -EMSGSIZE;
+}
static struct rtnl_af_ops br_af_ops __read_mostly = {
.family = AF_BRIDGE,
@@ -1231,6 +1315,8 @@ struct rtnl_link_ops br_link_ops __read_mostly = {
.dellink = br_dev_delete,
.get_size = br_get_size,
.fill_info = br_fill_info,
+ .fill_linkxstats = br_fill_linkxstats,
+ .get_linkxstats_size = br_get_linkxstats_size,
.slave_maxtype = IFLA_BRPORT_MAX,
.slave_policy = br_port_policy,