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Diffstat (limited to 'net/bridge/br_netlink.c')
-rw-r--r--net/bridge/br_netlink.c132
1 files changed, 54 insertions, 78 deletions
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index f2a29e467e78..e99037c6f7b7 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -169,10 +169,15 @@ static int br_port_fill_attrs(struct sk_buff *skb,
nla_put_u32(skb, IFLA_BRPORT_COST, p->path_cost) ||
nla_put_u8(skb, IFLA_BRPORT_MODE, mode) ||
nla_put_u8(skb, IFLA_BRPORT_GUARD, !!(p->flags & BR_BPDU_GUARD)) ||
- nla_put_u8(skb, IFLA_BRPORT_PROTECT, !!(p->flags & BR_ROOT_BLOCK)) ||
- nla_put_u8(skb, IFLA_BRPORT_FAST_LEAVE, !!(p->flags & BR_MULTICAST_FAST_LEAVE)) ||
+ nla_put_u8(skb, IFLA_BRPORT_PROTECT,
+ !!(p->flags & BR_ROOT_BLOCK)) ||
+ nla_put_u8(skb, IFLA_BRPORT_FAST_LEAVE,
+ !!(p->flags & BR_MULTICAST_FAST_LEAVE)) ||
nla_put_u8(skb, IFLA_BRPORT_LEARNING, !!(p->flags & BR_LEARNING)) ||
- nla_put_u8(skb, IFLA_BRPORT_UNICAST_FLOOD, !!(p->flags & BR_FLOOD)) ||
+ nla_put_u8(skb, IFLA_BRPORT_UNICAST_FLOOD,
+ !!(p->flags & BR_FLOOD)) ||
+ nla_put_u8(skb, IFLA_BRPORT_MCAST_FLOOD,
+ !!(p->flags & BR_MCAST_FLOOD)) ||
nla_put_u8(skb, IFLA_BRPORT_PROXYARP, !!(p->flags & BR_PROXYARP)) ||
nla_put_u8(skb, IFLA_BRPORT_PROXYARP_WIFI,
!!(p->flags & BR_PROXYARP_WIFI)) ||
@@ -630,6 +635,7 @@ static int br_setport(struct net_bridge_port *p, struct nlattr *tb[])
br_set_port_flag(p, tb, IFLA_BRPORT_PROTECT, BR_ROOT_BLOCK);
br_set_port_flag(p, tb, IFLA_BRPORT_LEARNING, BR_LEARNING);
br_set_port_flag(p, tb, IFLA_BRPORT_UNICAST_FLOOD, BR_FLOOD);
+ br_set_port_flag(p, tb, IFLA_BRPORT_MCAST_FLOOD, BR_MCAST_FLOOD);
br_set_port_flag(p, tb, IFLA_BRPORT_PROXYARP, BR_PROXYARP);
br_set_port_flag(p, tb, IFLA_BRPORT_PROXYARP_WIFI, BR_PROXYARP_WIFI);
@@ -1245,14 +1251,30 @@ static int br_fill_info(struct sk_buff *skb, const struct net_device *brdev)
return 0;
}
-static size_t bridge_get_linkxstats_size(const struct net_device *dev)
+static size_t br_get_linkxstats_size(const struct net_device *dev, int attr)
{
- struct net_bridge *br = netdev_priv(dev);
+ struct net_bridge_port *p = NULL;
struct net_bridge_vlan_group *vg;
struct net_bridge_vlan *v;
+ struct net_bridge *br;
int numvls = 0;
- vg = br_vlan_group(br);
+ switch (attr) {
+ case IFLA_STATS_LINK_XSTATS:
+ br = netdev_priv(dev);
+ vg = br_vlan_group(br);
+ break;
+ case IFLA_STATS_LINK_XSTATS_SLAVE:
+ p = br_port_get_rtnl(dev);
+ if (!p)
+ return 0;
+ br = p->br;
+ vg = nbp_vlan_group(p);
+ break;
+ default:
+ return 0;
+ }
+
if (vg) {
/* we need to count all, even placeholder entries */
list_for_each_entry(v, &vg->vlan_list, vlist)
@@ -1264,45 +1286,42 @@ static size_t bridge_get_linkxstats_size(const struct net_device *dev)
nla_total_size(0);
}
-static size_t brport_get_linkxstats_size(const struct net_device *dev)
-{
- return nla_total_size(sizeof(struct br_mcast_stats)) +
- nla_total_size(0);
-}
-
-static size_t br_get_linkxstats_size(const struct net_device *dev, int attr)
+static int br_fill_linkxstats(struct sk_buff *skb,
+ const struct net_device *dev,
+ int *prividx, int attr)
{
- size_t retsize = 0;
+ struct nlattr *nla __maybe_unused;
+ struct net_bridge_port *p = NULL;
+ struct net_bridge_vlan_group *vg;
+ struct net_bridge_vlan *v;
+ struct net_bridge *br;
+ struct nlattr *nest;
+ int vl_idx = 0;
switch (attr) {
case IFLA_STATS_LINK_XSTATS:
- retsize = bridge_get_linkxstats_size(dev);
+ br = netdev_priv(dev);
+ vg = br_vlan_group(br);
break;
case IFLA_STATS_LINK_XSTATS_SLAVE:
- retsize = brport_get_linkxstats_size(dev);
+ p = br_port_get_rtnl(dev);
+ if (!p)
+ return 0;
+ br = p->br;
+ vg = nbp_vlan_group(p);
break;
+ default:
+ return -EINVAL;
}
- return retsize;
-}
-
-static int bridge_fill_linkxstats(struct sk_buff *skb,
- const struct net_device *dev,
- int *prividx)
-{
- struct net_bridge *br = netdev_priv(dev);
- struct nlattr *nla __maybe_unused;
- struct net_bridge_vlan_group *vg;
- struct net_bridge_vlan *v;
- struct nlattr *nest;
- int vl_idx = 0;
-
nest = nla_nest_start(skb, LINK_XSTATS_TYPE_BRIDGE);
if (!nest)
return -EMSGSIZE;
- vg = br_vlan_group(br);
if (vg) {
+ u16 pvid;
+
+ pvid = br_get_pvid(vg);
list_for_each_entry(v, &vg->vlan_list, vlist) {
struct bridge_vlan_xstats vxi;
struct br_vlan_stats stats;
@@ -1311,6 +1330,9 @@ static int bridge_fill_linkxstats(struct sk_buff *skb,
continue;
memset(&vxi, 0, sizeof(vxi));
vxi.vid = v->vid;
+ vxi.flags = v->flags;
+ if (v->vid == pvid)
+ vxi.flags |= BRIDGE_VLAN_INFO_PVID;
br_vlan_get_stats(v, &stats);
vxi.rx_bytes = stats.rx_bytes;
vxi.rx_packets = stats.rx_packets;
@@ -1329,7 +1351,7 @@ static int bridge_fill_linkxstats(struct sk_buff *skb,
BRIDGE_XSTATS_PAD);
if (!nla)
goto nla_put_failure;
- br_multicast_get_stats(br, NULL, nla_data(nla));
+ br_multicast_get_stats(br, p, nla_data(nla));
}
#endif
nla_nest_end(skb, nest);
@@ -1344,52 +1366,6 @@ nla_put_failure:
return -EMSGSIZE;
}
-static int brport_fill_linkxstats(struct sk_buff *skb,
- const struct net_device *dev,
- int *prividx)
-{
- struct net_bridge_port *p = br_port_get_rtnl(dev);
- struct nlattr *nla __maybe_unused;
- struct nlattr *nest;
-
- if (!p)
- return 0;
-
- nest = nla_nest_start(skb, LINK_XSTATS_TYPE_BRIDGE);
- if (!nest)
- return -EMSGSIZE;
-#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
- nla = nla_reserve_64bit(skb, BRIDGE_XSTATS_MCAST,
- sizeof(struct br_mcast_stats),
- BRIDGE_XSTATS_PAD);
- if (!nla) {
- nla_nest_end(skb, nest);
- return -EMSGSIZE;
- }
- br_multicast_get_stats(p->br, p, nla_data(nla));
-#endif
- nla_nest_end(skb, nest);
-
- return 0;
-}
-
-static int br_fill_linkxstats(struct sk_buff *skb, const struct net_device *dev,
- int *prividx, int attr)
-{
- int ret = -EINVAL;
-
- switch (attr) {
- case IFLA_STATS_LINK_XSTATS:
- ret = bridge_fill_linkxstats(skb, dev, prividx);
- break;
- case IFLA_STATS_LINK_XSTATS_SLAVE:
- ret = brport_fill_linkxstats(skb, dev, prividx);
- break;
- }
-
- return ret;
-}
-
static struct rtnl_af_ops br_af_ops __read_mostly = {
.family = AF_BRIDGE,
.get_link_af_size = br_get_link_af_size_filtered,
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.