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-rw-r--r--target/linux/generic/hack-5.15/600-bridge_offload.patch91
1 files changed, 75 insertions, 16 deletions
diff --git a/target/linux/generic/hack-5.15/600-bridge_offload.patch b/target/linux/generic/hack-5.15/600-bridge_offload.patch
index 5d49d07753..7e87d9a3fd 100644
--- a/target/linux/generic/hack-5.15/600-bridge_offload.patch
+++ b/target/linux/generic/hack-5.15/600-bridge_offload.patch
@@ -1,3 +1,30 @@
+From 11c3fae5afa6cac444d12622e2cf5af60a99c1ef Mon Sep 17 00:00:00 2001
+From: OpenWrt community <openwrt-devel@lists.openwrt.org>
+Date: Wed, 13 Jul 2022 13:43:15 +0200
+Subject: [PATCH] net/bridge: add bridge offload
+
+---
+ include/linux/if_bridge.h | 1 +
+ net/bridge/Makefile | 2 +-
+ net/bridge/br.c | 8 +
+ net/bridge/br_device.c | 2 +
+ net/bridge/br_fdb.c | 5 +
+ net/bridge/br_forward.c | 3 +
+ net/bridge/br_if.c | 6 +-
+ net/bridge/br_input.c | 5 +
+ net/bridge/br_offload.c | 438 ++++++++++++++++++++++++++++++++
+ net/bridge/br_private.h | 22 +-
+ net/bridge/br_private_offload.h | 23 ++
+ net/bridge/br_stp.c | 3 +
+ net/bridge/br_sysfs_br.c | 35 +++
+ net/bridge/br_sysfs_if.c | 2 +
+ net/bridge/br_vlan_tunnel.c | 3 +
+ 15 files changed, 555 insertions(+), 3 deletions(-)
+ create mode 100644 net/bridge/br_offload.c
+ create mode 100644 net/bridge/br_private_offload.h
+
+diff --git a/include/linux/if_bridge.h b/include/linux/if_bridge.h
+index 18d3b264b754..944630df0ec3 100644
--- a/include/linux/if_bridge.h
+++ b/include/linux/if_bridge.h
@@ -59,6 +59,7 @@ struct br_ip_list {
@@ -8,6 +35,8 @@
#define BR_DEFAULT_AGEING_TIME (300 * HZ)
+diff --git a/net/bridge/Makefile b/net/bridge/Makefile
+index 7fb9a021873b..0ebf3665c216 100644
--- a/net/bridge/Makefile
+++ b/net/bridge/Makefile
@@ -5,7 +5,7 @@
@@ -19,6 +48,8 @@
br_ioctl.o br_stp.o br_stp_bpdu.o \
br_stp_if.o br_stp_timer.o br_netlink.o \
br_netlink_tunnel.o br_arp_nd_proxy.o
+diff --git a/net/bridge/br.c b/net/bridge/br.c
+index d3a32c6813e0..42e4d4fec604 100644
--- a/net/bridge/br.c
+++ b/net/bridge/br.c
@@ -18,6 +18,7 @@
@@ -40,7 +71,7 @@
err = register_pernet_subsys(&br_net_ops);
if (err)
goto err_out1;
-@@ -430,6 +435,8 @@ err_out3:
+@@ -430,6 +435,8 @@ static int __init br_init(void)
err_out2:
unregister_pernet_subsys(&br_net_ops);
err_out1:
@@ -57,9 +88,11 @@
br_fdb_fini();
}
+diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
+index 8d6bab244c4a..d69d8e9ed7aa 100644
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
-@@ -524,6 +524,8 @@ void br_dev_setup(struct net_device *dev
+@@ -524,6 +524,8 @@ void br_dev_setup(struct net_device *dev)
br->bridge_hello_time = br->hello_time = 2 * HZ;
br->bridge_forward_delay = br->forward_delay = 15 * HZ;
br->bridge_ageing_time = br->ageing_time = BR_DEFAULT_AGEING_TIME;
@@ -68,6 +101,8 @@
dev->max_mtu = ETH_MAX_MTU;
br_netfilter_rtable_init(br);
+diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
+index 46812b659710..20ea8f75d140 100644
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -23,6 +23,7 @@
@@ -78,7 +113,7 @@
static const struct rhashtable_params br_fdb_rht_params = {
.head_offset = offsetof(struct net_bridge_fdb_entry, rhnode),
-@@ -518,6 +519,8 @@ static struct net_bridge_fdb_entry *fdb_
+@@ -518,6 +519,8 @@ static struct net_bridge_fdb_entry *fdb_create(struct net_bridge *br,
fdb->key.vlan_id = vid;
fdb->flags = flags;
fdb->updated = fdb->used = jiffies;
@@ -87,7 +122,7 @@
if (rhashtable_lookup_insert_fast(&br->fdb_hash_tbl,
&fdb->rhnode,
br_fdb_rht_params)) {
-@@ -794,6 +797,8 @@ static void fdb_notify(struct net_bridge
+@@ -794,6 +797,8 @@ static void fdb_notify(struct net_bridge *br,
struct sk_buff *skb;
int err = -ENOBUFS;
@@ -96,6 +131,8 @@
if (swdev_notify)
br_switchdev_fdb_notify(br, fdb, type);
+diff --git a/net/bridge/br_forward.c b/net/bridge/br_forward.c
+index 9fe5c888f27d..6d9025106d9d 100644
--- a/net/bridge/br_forward.c
+++ b/net/bridge/br_forward.c
@@ -16,6 +16,7 @@
@@ -106,7 +143,7 @@
/* Don't forward packets to originating port or forwarding disabled */
static inline int should_deliver(const struct net_bridge_port *p,
-@@ -32,6 +33,8 @@ static inline int should_deliver(const s
+@@ -32,6 +33,8 @@ static inline int should_deliver(const struct net_bridge_port *p,
int br_dev_queue_push_xmit(struct net *net, struct sock *sk, struct sk_buff *skb)
{
@@ -115,6 +152,8 @@
skb_push(skb, ETH_HLEN);
if (!is_skb_forwardable(skb->dev, skb))
goto drop;
+diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
+index 4a02f8bb278a..b1d3295b861c 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -25,6 +25,7 @@
@@ -125,7 +164,7 @@
/*
* Determine initial path cost based on speed.
-@@ -428,7 +429,7 @@ static struct net_bridge_port *new_nbp(s
+@@ -428,7 +429,7 @@ static struct net_bridge_port *new_nbp(struct net_bridge *br,
p->path_cost = port_cost(dev);
p->priority = 0x8000 >> BR_PORT_BITS;
p->port_no = index;
@@ -134,7 +173,7 @@
br_init_port(p);
br_set_state(p, BR_STATE_DISABLED);
br_stp_port_timer_init(p);
-@@ -771,6 +772,9 @@ void br_port_flags_change(struct net_bri
+@@ -771,6 +772,9 @@ void br_port_flags_change(struct net_bridge_port *p, unsigned long mask)
if (mask & BR_NEIGH_SUPPRESS)
br_recalculate_neigh_suppress_enabled(br);
@@ -144,6 +183,8 @@
}
bool br_port_flag_is_set(const struct net_device *dev, unsigned long flag)
+diff --git a/net/bridge/br_input.c b/net/bridge/br_input.c
+index 65416af73714..b0601e6aed8c 100644
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
@@ -22,6 +22,7 @@
@@ -154,7 +195,7 @@
static int
br_netif_receive_skb(struct net *net, struct sock *sk, struct sk_buff *skb)
-@@ -171,6 +172,7 @@ int br_handle_frame_finish(struct net *n
+@@ -171,6 +172,7 @@ int br_handle_frame_finish(struct net *net, struct sock *sk, struct sk_buff *skb
dst->used = now;
br_forward(dst->dst, skb, local_rcv, false);
} else {
@@ -162,7 +203,7 @@
if (!mcast_hit)
br_flood(br, skb, pkt_type, local_rcv, false);
else
-@@ -304,6 +306,9 @@ static rx_handler_result_t br_handle_fra
+@@ -304,6 +306,9 @@ static rx_handler_result_t br_handle_frame(struct sk_buff **pskb)
memset(skb->cb, 0, sizeof(struct br_input_skb_cb));
p = br_port_get_rcu(skb->dev);
@@ -172,6 +213,9 @@
if (p->flags & BR_VLAN_TUNNEL)
br_handle_ingress_vlan_tunnel(skb, p, nbp_vlan_group_rcu(p));
+diff --git a/net/bridge/br_offload.c b/net/bridge/br_offload.c
+new file mode 100644
+index 000000000000..88173ed11093
--- /dev/null
+++ b/net/bridge/br_offload.c
@@ -0,0 +1,438 @@
@@ -613,6 +657,8 @@
+{
+ kmem_cache_destroy(offload_cache);
+}
+diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
+index bd218c2b2cd9..951ba1d993ca 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -268,7 +268,13 @@ struct net_bridge_fdb_entry {
@@ -672,6 +718,9 @@
#ifdef CONFIG_NET_SWITCHDEV
/* Set if TX data plane offloading is used towards at least one
+diff --git a/net/bridge/br_private_offload.h b/net/bridge/br_private_offload.h
+new file mode 100644
+index 000000000000..97c13af2866b
--- /dev/null
+++ b/net/bridge/br_private_offload.h
@@ -0,0 +1,23 @@
@@ -698,6 +747,8 @@
+}
+
+#endif
+diff --git a/net/bridge/br_stp.c b/net/bridge/br_stp.c
+index 1d80f34a139c..b57788b53d24 100644
--- a/net/bridge/br_stp.c
+++ b/net/bridge/br_stp.c
@@ -12,6 +12,7 @@
@@ -708,7 +759,7 @@
/* since time values in bpdu are in jiffies and then scaled (1/256)
* before sending, make sure that is at least one STP tick.
-@@ -52,6 +53,8 @@ void br_set_state(struct net_bridge_port
+@@ -52,6 +53,8 @@ void br_set_state(struct net_bridge_port *p, unsigned int state)
(unsigned int) p->port_no, p->dev->name,
br_port_state_names[p->state]);
@@ -717,6 +768,8 @@
if (p->br->stp_enabled == BR_KERNEL_STP) {
switch (p->state) {
case BR_STATE_BLOCKING:
+diff --git a/net/bridge/br_sysfs_br.c b/net/bridge/br_sysfs_br.c
+index 7b0c19772111..814cbfb77d25 100644
--- a/net/bridge/br_sysfs_br.c
+++ b/net/bridge/br_sysfs_br.c
@@ -18,6 +18,7 @@
@@ -727,7 +780,7 @@
/* IMPORTANT: new bridge options must be added with netlink support only
* please do not add new sysfs entries
-@@ -930,6 +931,38 @@ static ssize_t vlan_stats_per_port_store
+@@ -930,6 +931,38 @@ static ssize_t vlan_stats_per_port_store(struct device *d,
static DEVICE_ATTR_RW(vlan_stats_per_port);
#endif
@@ -766,7 +819,7 @@
static struct attribute *bridge_attrs[] = {
&dev_attr_forward_delay.attr,
&dev_attr_hello_time.attr,
-@@ -984,6 +1017,8 @@ static struct attribute *bridge_attrs[]
+@@ -984,6 +1017,8 @@ static struct attribute *bridge_attrs[] = {
&dev_attr_vlan_stats_enabled.attr,
&dev_attr_vlan_stats_per_port.attr,
#endif
@@ -775,9 +828,11 @@
NULL
};
+diff --git a/net/bridge/br_sysfs_if.c b/net/bridge/br_sysfs_if.c
+index 9ee9c60738e2..2b44e5fb19e4 100644
--- a/net/bridge/br_sysfs_if.c
+++ b/net/bridge/br_sysfs_if.c
-@@ -241,6 +241,7 @@ BRPORT_ATTR_FLAG(broadcast_flood, BR_BCA
+@@ -241,6 +241,7 @@ BRPORT_ATTR_FLAG(broadcast_flood, BR_BCAST_FLOOD);
BRPORT_ATTR_FLAG(neigh_suppress, BR_NEIGH_SUPPRESS);
BRPORT_ATTR_FLAG(isolated, BR_ISOLATED);
BRPORT_ATTR_FLAG(bpdu_filter, BR_BPDU_FILTER);
@@ -785,7 +840,7 @@
#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
static ssize_t show_multicast_router(struct net_bridge_port *p, char *buf)
-@@ -295,6 +296,7 @@ static const struct brport_attribute *br
+@@ -295,6 +296,7 @@ static const struct brport_attribute *brport_attrs[] = {
&brport_attr_isolated,
&brport_attr_bpdu_filter,
&brport_attr_backup_port,
@@ -793,6 +848,8 @@
NULL
};
+diff --git a/net/bridge/br_vlan_tunnel.c b/net/bridge/br_vlan_tunnel.c
+index 6399a8a69d07..ffc65dc4eea8 100644
--- a/net/bridge/br_vlan_tunnel.c
+++ b/net/bridge/br_vlan_tunnel.c
@@ -15,6 +15,7 @@
@@ -803,7 +860,7 @@
static inline int br_vlan_tunid_cmp(struct rhashtable_compare_arg *arg,
const void *ptr)
-@@ -180,6 +181,7 @@ void br_handle_ingress_vlan_tunnel(struc
+@@ -180,6 +181,7 @@ void br_handle_ingress_vlan_tunnel(struct sk_buff *skb,
skb_dst_drop(skb);
__vlan_hwaccel_put_tag(skb, p->br->vlan_proto, vlan->vid);
@@ -811,7 +868,7 @@
}
int br_handle_egress_vlan_tunnel(struct sk_buff *skb,
-@@ -201,6 +203,7 @@ int br_handle_egress_vlan_tunnel(struct
+@@ -201,6 +203,7 @@ int br_handle_egress_vlan_tunnel(struct sk_buff *skb,
if (err)
return err;
@@ -819,3 +876,5 @@
tunnel_dst = rcu_dereference(vlan->tinfo.tunnel_dst);
if (tunnel_dst && dst_hold_safe(&tunnel_dst->dst))
skb_dst_set(skb, &tunnel_dst->dst);
+--
+
generated by cgit v1.2.3 (git 2.25.1) at 2025-01-28 16:55:44 +0000