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author | Hauke Mehrtens <hauke@openwrt.org> | 2011-06-15 21:31:01 +0000 |
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committer | Hauke Mehrtens <hauke@openwrt.org> | 2011-06-15 21:31:01 +0000 |
commit | a3c7fb6d3956d979f8fc3b770b73fe5c3cd0f741 (patch) | |
tree | ddcbfa29bdb1ce96cc700e7ed428a098053ecf8f /target/linux/generic/patches-3.0/642-bridge_port_isolate.patch | |
parent | 2e55411ec7cfe7a8198b9c2a2ba771600ec882a9 (diff) | |
download | master-187ad058-a3c7fb6d3956d979f8fc3b770b73fe5c3cd0f741.tar.gz master-187ad058-a3c7fb6d3956d979f8fc3b770b73fe5c3cd0f741.tar.bz2 master-187ad058-a3c7fb6d3956d979f8fc3b770b73fe5c3cd0f741.zip |
linux/generic: Add support for 3.0-rc3
Also make linux identify itself properly as 3.0, not 3.0.0.
Signed-off-by: Jonas Gorski <jonas.gorski+openwrt@gmail.com>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27191 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/generic/patches-3.0/642-bridge_port_isolate.patch')
-rw-r--r-- | target/linux/generic/patches-3.0/642-bridge_port_isolate.patch | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/target/linux/generic/patches-3.0/642-bridge_port_isolate.patch b/target/linux/generic/patches-3.0/642-bridge_port_isolate.patch new file mode 100644 index 0000000000..46ee5e953b --- /dev/null +++ b/target/linux/generic/patches-3.0/642-bridge_port_isolate.patch @@ -0,0 +1,103 @@ +--- a/net/bridge/br_private.h ++++ b/net/bridge/br_private.h +@@ -133,6 +133,7 @@ struct net_bridge_port + + unsigned long flags; + #define BR_HAIRPIN_MODE 0x00000001 ++#define BR_ISOLATE_MODE 0x00000002 + + #ifdef CONFIG_BRIDGE_IGMP_SNOOPING + u32 multicast_startup_queries_sent; +--- a/net/bridge/br_sysfs_if.c ++++ b/net/bridge/br_sysfs_if.c +@@ -149,6 +149,22 @@ static int store_hairpin_mode(struct net + static BRPORT_ATTR(hairpin_mode, S_IRUGO | S_IWUSR, + show_hairpin_mode, store_hairpin_mode); + ++static ssize_t show_isolate_mode(struct net_bridge_port *p, char *buf) ++{ ++ int isolate_mode = (p->flags & BR_ISOLATE_MODE) ? 1 : 0; ++ return sprintf(buf, "%d\n", isolate_mode); ++} ++static ssize_t store_isolate_mode(struct net_bridge_port *p, unsigned long v) ++{ ++ if (v) ++ p->flags |= BR_ISOLATE_MODE; ++ else ++ p->flags &= ~BR_ISOLATE_MODE; ++ return 0; ++} ++static BRPORT_ATTR(isolate_mode, S_IRUGO | S_IWUSR, ++ show_isolate_mode, store_isolate_mode); ++ + #ifdef CONFIG_BRIDGE_IGMP_SNOOPING + static ssize_t show_multicast_router(struct net_bridge_port *p, char *buf) + { +@@ -181,6 +197,7 @@ static struct brport_attribute *brport_a + &brport_attr_hold_timer, + &brport_attr_flush, + &brport_attr_hairpin_mode, ++ &brport_attr_isolate_mode, + #ifdef CONFIG_BRIDGE_IGMP_SNOOPING + &brport_attr_multicast_router, + #endif +--- a/net/bridge/br_input.c ++++ b/net/bridge/br_input.c +@@ -95,7 +95,8 @@ int br_handle_frame_finish(struct sk_buf + skb2 = skb; + + br->dev->stats.multicast++; +- } else if ((dst = __br_fdb_get(br, dest)) && dst->is_local) { ++ } else if ((p->flags & BR_ISOLATE_MODE) || ++ ((dst = __br_fdb_get(br, dest)) && dst->is_local)) { + skb2 = skb; + /* Do not forward the packet since it's local. */ + skb = NULL; +--- a/net/bridge/br_forward.c ++++ b/net/bridge/br_forward.c +@@ -109,7 +109,7 @@ void br_deliver(const struct net_bridge_ + /* called with rcu_read_lock */ + void br_forward(const struct net_bridge_port *to, struct sk_buff *skb, struct sk_buff *skb0) + { +- if (should_deliver(to, skb)) { ++ if (should_deliver(to, skb) && !(to->flags & BR_ISOLATE_MODE)) { + if (skb0) + deliver_clone(to, skb, __br_forward); + else +@@ -164,7 +164,8 @@ out: + static void br_flood(struct net_bridge *br, struct sk_buff *skb, + struct sk_buff *skb0, + void (*__packet_hook)(const struct net_bridge_port *p, +- struct sk_buff *skb)) ++ struct sk_buff *skb), ++ bool forward) + { + struct net_bridge_port *p; + struct net_bridge_port *prev; +@@ -172,6 +173,9 @@ static void br_flood(struct net_bridge * + prev = NULL; + + list_for_each_entry_rcu(p, &br->port_list, list) { ++ if (forward && (p->flags & BR_ISOLATE_MODE)) ++ continue; ++ + prev = maybe_deliver(prev, p, skb, __packet_hook); + if (IS_ERR(prev)) + goto out; +@@ -195,14 +199,14 @@ out: + /* called with rcu_read_lock */ + void br_flood_deliver(struct net_bridge *br, struct sk_buff *skb) + { +- br_flood(br, skb, NULL, __br_deliver); ++ br_flood(br, skb, NULL, __br_deliver, false); + } + + /* called under bridge lock */ + void br_flood_forward(struct net_bridge *br, struct sk_buff *skb, + struct sk_buff *skb2) + { +- br_flood(br, skb, skb2, __br_forward); ++ br_flood(br, skb, skb2, __br_forward, true); + } + + #ifdef CONFIG_BRIDGE_IGMP_SNOOPING |