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Diffstat (limited to 'net/dsa')
-rw-r--r--net/dsa/dsa_priv.h3
-rw-r--r--net/dsa/port.c75
-rw-r--r--net/dsa/switch.c99
3 files changed, 141 insertions, 36 deletions
diff --git a/net/dsa/dsa_priv.h b/net/dsa/dsa_priv.h
index 7a1c98581f53..27575fc3883e 100644
--- a/net/dsa/dsa_priv.h
+++ b/net/dsa/dsa_priv.h
@@ -67,6 +67,7 @@ struct dsa_notifier_fdb_info {
int port;
const unsigned char *addr;
u16 vid;
+ struct dsa_db db;
};
/* DSA_NOTIFIER_LAG_FDB_* */
@@ -74,6 +75,7 @@ struct dsa_notifier_lag_fdb_info {
struct dsa_lag *lag;
const unsigned char *addr;
u16 vid;
+ struct dsa_db db;
};
/* DSA_NOTIFIER_MDB_* */
@@ -81,6 +83,7 @@ struct dsa_notifier_mdb_info {
const struct switchdev_obj_port_mdb *mdb;
int sw_index;
int port;
+ struct dsa_db db;
};
/* DSA_NOTIFIER_LAG_* */
diff --git a/net/dsa/port.c b/net/dsa/port.c
index adab159c8c21..7af44a28f032 100644
--- a/net/dsa/port.c
+++ b/net/dsa/port.c
@@ -798,8 +798,19 @@ int dsa_port_fdb_add(struct dsa_port *dp, const unsigned char *addr,
.port = dp->index,
.addr = addr,
.vid = vid,
+ .db = {
+ .type = DSA_DB_BRIDGE,
+ .bridge = *dp->bridge,
+ },
};
+ /* Refcounting takes bridge.num as a key, and should be global for all
+ * bridges in the absence of FDB isolation, and per bridge otherwise.
+ * Force the bridge.num to zero here in the absence of FDB isolation.
+ */
+ if (!dp->ds->fdb_isolation)
+ info.db.bridge.num = 0;
+
return dsa_port_notify(dp, DSA_NOTIFIER_FDB_ADD, &info);
}
@@ -811,9 +822,15 @@ int dsa_port_fdb_del(struct dsa_port *dp, const unsigned char *addr,
.port = dp->index,
.addr = addr,
.vid = vid,
-
+ .db = {
+ .type = DSA_DB_BRIDGE,
+ .bridge = *dp->bridge,
+ },
};
+ if (!dp->ds->fdb_isolation)
+ info.db.bridge.num = 0;
+
return dsa_port_notify(dp, DSA_NOTIFIER_FDB_DEL, &info);
}
@@ -825,6 +842,10 @@ int dsa_port_host_fdb_add(struct dsa_port *dp, const unsigned char *addr,
.port = dp->index,
.addr = addr,
.vid = vid,
+ .db = {
+ .type = DSA_DB_BRIDGE,
+ .bridge = *dp->bridge,
+ },
};
struct dsa_port *cpu_dp = dp->cpu_dp;
int err;
@@ -839,6 +860,9 @@ int dsa_port_host_fdb_add(struct dsa_port *dp, const unsigned char *addr,
return err;
}
+ if (!dp->ds->fdb_isolation)
+ info.db.bridge.num = 0;
+
return dsa_port_notify(dp, DSA_NOTIFIER_HOST_FDB_ADD, &info);
}
@@ -850,6 +874,10 @@ int dsa_port_host_fdb_del(struct dsa_port *dp, const unsigned char *addr,
.port = dp->index,
.addr = addr,
.vid = vid,
+ .db = {
+ .type = DSA_DB_BRIDGE,
+ .bridge = *dp->bridge,
+ },
};
struct dsa_port *cpu_dp = dp->cpu_dp;
int err;
@@ -860,6 +888,9 @@ int dsa_port_host_fdb_del(struct dsa_port *dp, const unsigned char *addr,
return err;
}
+ if (!dp->ds->fdb_isolation)
+ info.db.bridge.num = 0;
+
return dsa_port_notify(dp, DSA_NOTIFIER_HOST_FDB_DEL, &info);
}
@@ -870,8 +901,15 @@ int dsa_port_lag_fdb_add(struct dsa_port *dp, const unsigned char *addr,
.lag = dp->lag,
.addr = addr,
.vid = vid,
+ .db = {
+ .type = DSA_DB_BRIDGE,
+ .bridge = *dp->bridge,
+ },
};
+ if (!dp->ds->fdb_isolation)
+ info.db.bridge.num = 0;
+
return dsa_port_notify(dp, DSA_NOTIFIER_LAG_FDB_ADD, &info);
}
@@ -882,8 +920,15 @@ int dsa_port_lag_fdb_del(struct dsa_port *dp, const unsigned char *addr,
.lag = dp->lag,
.addr = addr,
.vid = vid,
+ .db = {
+ .type = DSA_DB_BRIDGE,
+ .bridge = *dp->bridge,
+ },
};
+ if (!dp->ds->fdb_isolation)
+ info.db.bridge.num = 0;
+
return dsa_port_notify(dp, DSA_NOTIFIER_LAG_FDB_DEL, &info);
}
@@ -905,8 +950,15 @@ int dsa_port_mdb_add(const struct dsa_port *dp,
.sw_index = dp->ds->index,
.port = dp->index,
.mdb = mdb,
+ .db = {
+ .type = DSA_DB_BRIDGE,
+ .bridge = *dp->bridge,
+ },
};
+ if (!dp->ds->fdb_isolation)
+ info.db.bridge.num = 0;
+
return dsa_port_notify(dp, DSA_NOTIFIER_MDB_ADD, &info);
}
@@ -917,8 +969,15 @@ int dsa_port_mdb_del(const struct dsa_port *dp,
.sw_index = dp->ds->index,
.port = dp->index,
.mdb = mdb,
+ .db = {
+ .type = DSA_DB_BRIDGE,
+ .bridge = *dp->bridge,
+ },
};
+ if (!dp->ds->fdb_isolation)
+ info.db.bridge.num = 0;
+
return dsa_port_notify(dp, DSA_NOTIFIER_MDB_DEL, &info);
}
@@ -929,6 +988,10 @@ int dsa_port_host_mdb_add(const struct dsa_port *dp,
.sw_index = dp->ds->index,
.port = dp->index,
.mdb = mdb,
+ .db = {
+ .type = DSA_DB_BRIDGE,
+ .bridge = *dp->bridge,
+ },
};
struct dsa_port *cpu_dp = dp->cpu_dp;
int err;
@@ -937,6 +1000,9 @@ int dsa_port_host_mdb_add(const struct dsa_port *dp,
if (err)
return err;
+ if (!dp->ds->fdb_isolation)
+ info.db.bridge.num = 0;
+
return dsa_port_notify(dp, DSA_NOTIFIER_HOST_MDB_ADD, &info);
}
@@ -947,6 +1013,10 @@ int dsa_port_host_mdb_del(const struct dsa_port *dp,
.sw_index = dp->ds->index,
.port = dp->index,
.mdb = mdb,
+ .db = {
+ .type = DSA_DB_BRIDGE,
+ .bridge = *dp->bridge,
+ },
};
struct dsa_port *cpu_dp = dp->cpu_dp;
int err;
@@ -955,6 +1025,9 @@ int dsa_port_host_mdb_del(const struct dsa_port *dp,
if (err)
return err;
+ if (!dp->ds->fdb_isolation)
+ info.db.bridge.num = 0;
+
return dsa_port_notify(dp, DSA_NOTIFIER_HOST_MDB_DEL, &info);
}
diff --git a/net/dsa/switch.c b/net/dsa/switch.c
index eb38beb10147..1d3c161e3131 100644
--- a/net/dsa/switch.c
+++ b/net/dsa/switch.c
@@ -210,21 +210,41 @@ static bool dsa_port_host_address_match(struct dsa_port *dp,
return false;
}
+static bool dsa_db_equal(const struct dsa_db *a, const struct dsa_db *b)
+{
+ if (a->type != b->type)
+ return false;
+
+ switch (a->type) {
+ case DSA_DB_PORT:
+ return a->dp == b->dp;
+ case DSA_DB_LAG:
+ return a->lag.dev == b->lag.dev;
+ case DSA_DB_BRIDGE:
+ return a->bridge.num == b->bridge.num;
+ default:
+ WARN_ON(1);
+ return false;
+ }
+}
+
static struct dsa_mac_addr *dsa_mac_addr_find(struct list_head *addr_list,
- const unsigned char *addr,
- u16 vid)
+ const unsigned char *addr, u16 vid,
+ struct dsa_db db)
{
struct dsa_mac_addr *a;
list_for_each_entry(a, addr_list, list)
- if (ether_addr_equal(a->addr, addr) && a->vid == vid)
+ if (ether_addr_equal(a->addr, addr) && a->vid == vid &&
+ dsa_db_equal(&a->db, &db))
return a;
return NULL;
}
static int dsa_port_do_mdb_add(struct dsa_port *dp,
- const struct switchdev_obj_port_mdb *mdb)
+ const struct switchdev_obj_port_mdb *mdb,
+ struct dsa_db db)
{
struct dsa_switch *ds = dp->ds;
struct dsa_mac_addr *a;
@@ -233,11 +253,11 @@ static int dsa_port_do_mdb_add(struct dsa_port *dp,
/* No need to bother with refcounting for user ports */
if (!(dsa_port_is_cpu(dp) || dsa_port_is_dsa(dp)))
- return ds->ops->port_mdb_add(ds, port, mdb);
+ return ds->ops->port_mdb_add(ds, port, mdb, db);
mutex_lock(&dp->addr_lists_lock);
- a = dsa_mac_addr_find(&dp->mdbs, mdb->addr, mdb->vid);
+ a = dsa_mac_addr_find(&dp->mdbs, mdb->addr, mdb->vid, db);
if (a) {
refcount_inc(&a->refcount);
goto out;
@@ -249,7 +269,7 @@ static int dsa_port_do_mdb_add(struct dsa_port *dp,
goto out;
}
- err = ds->ops->port_mdb_add(ds, port, mdb);
+ err = ds->ops->port_mdb_add(ds, port, mdb, db);
if (err) {
kfree(a);
goto out;
@@ -257,6 +277,7 @@ static int dsa_port_do_mdb_add(struct dsa_port *dp,
ether_addr_copy(a->addr, mdb->addr);
a->vid = mdb->vid;
+ a->db = db;
refcount_set(&a->refcount, 1);
list_add_tail(&a->list, &dp->mdbs);
@@ -267,7 +288,8 @@ out:
}
static int dsa_port_do_mdb_del(struct dsa_port *dp,
- const struct switchdev_obj_port_mdb *mdb)
+ const struct switchdev_obj_port_mdb *mdb,
+ struct dsa_db db)
{
struct dsa_switch *ds = dp->ds;
struct dsa_mac_addr *a;
@@ -276,11 +298,11 @@ static int dsa_port_do_mdb_del(struct dsa_port *dp,
/* No need to bother with refcounting for user ports */
if (!(dsa_port_is_cpu(dp) || dsa_port_is_dsa(dp)))
- return ds->ops->port_mdb_del(ds, port, mdb);
+ return ds->ops->port_mdb_del(ds, port, mdb, db);
mutex_lock(&dp->addr_lists_lock);
- a = dsa_mac_addr_find(&dp->mdbs, mdb->addr, mdb->vid);
+ a = dsa_mac_addr_find(&dp->mdbs, mdb->addr, mdb->vid, db);
if (!a) {
err = -ENOENT;
goto out;
@@ -289,7 +311,7 @@ static int dsa_port_do_mdb_del(struct dsa_port *dp,
if (!refcount_dec_and_test(&a->refcount))
goto out;
- err = ds->ops->port_mdb_del(ds, port, mdb);
+ err = ds->ops->port_mdb_del(ds, port, mdb, db);
if (err) {
refcount_set(&a->refcount, 1);
goto out;
@@ -305,7 +327,7 @@ out:
}
static int dsa_port_do_fdb_add(struct dsa_port *dp, const unsigned char *addr,
- u16 vid)
+ u16 vid, struct dsa_db db)
{
struct dsa_switch *ds = dp->ds;
struct dsa_mac_addr *a;
@@ -314,11 +336,11 @@ static int dsa_port_do_fdb_add(struct dsa_port *dp, const unsigned char *addr,
/* No need to bother with refcounting for user ports */
if (!(dsa_port_is_cpu(dp) || dsa_port_is_dsa(dp)))
- return ds->ops->port_fdb_add(ds, port, addr, vid);
+ return ds->ops->port_fdb_add(ds, port, addr, vid, db);
mutex_lock(&dp->addr_lists_lock);
- a = dsa_mac_addr_find(&dp->fdbs, addr, vid);
+ a = dsa_mac_addr_find(&dp->fdbs, addr, vid, db);
if (a) {
refcount_inc(&a->refcount);
goto out;
@@ -330,7 +352,7 @@ static int dsa_port_do_fdb_add(struct dsa_port *dp, const unsigned char *addr,
goto out;
}
- err = ds->ops->port_fdb_add(ds, port, addr, vid);
+ err = ds->ops->port_fdb_add(ds, port, addr, vid, db);
if (err) {
kfree(a);
goto out;
@@ -338,6 +360,7 @@ static int dsa_port_do_fdb_add(struct dsa_port *dp, const unsigned char *addr,
ether_addr_copy(a->addr, addr);
a->vid = vid;
+ a->db = db;
refcount_set(&a->refcount, 1);
list_add_tail(&a->list, &dp->fdbs);
@@ -348,7 +371,7 @@ out:
}
static int dsa_port_do_fdb_del(struct dsa_port *dp, const unsigned char *addr,
- u16 vid)
+ u16 vid, struct dsa_db db)
{
struct dsa_switch *ds = dp->ds;
struct dsa_mac_addr *a;
@@ -357,11 +380,11 @@ static int dsa_port_do_fdb_del(struct dsa_port *dp, const unsigned char *addr,
/* No need to bother with refcounting for user ports */
if (!(dsa_port_is_cpu(dp) || dsa_port_is_dsa(dp)))
- return ds->ops->port_fdb_del(ds, port, addr, vid);
+ return ds->ops->port_fdb_del(ds, port, addr, vid, db);
mutex_lock(&dp->addr_lists_lock);
- a = dsa_mac_addr_find(&dp->fdbs, addr, vid);
+ a = dsa_mac_addr_find(&dp->fdbs, addr, vid, db);
if (!a) {
err = -ENOENT;
goto out;
@@ -370,7 +393,7 @@ static int dsa_port_do_fdb_del(struct dsa_port *dp, const unsigned char *addr,
if (!refcount_dec_and_test(&a->refcount))
goto out;
- err = ds->ops->port_fdb_del(ds, port, addr, vid);
+ err = ds->ops->port_fdb_del(ds, port, addr, vid, db);
if (err) {
refcount_set(&a->refcount, 1);
goto out;
@@ -386,14 +409,15 @@ out:
}
static int dsa_switch_do_lag_fdb_add(struct dsa_switch *ds, struct dsa_lag *lag,
- const unsigned char *addr, u16 vid)
+ const unsigned char *addr, u16 vid,
+ struct dsa_db db)
{
struct dsa_mac_addr *a;
int err = 0;
mutex_lock(&lag->fdb_lock);
- a = dsa_mac_addr_find(&lag->fdbs, addr, vid);
+ a = dsa_mac_addr_find(&lag->fdbs, addr, vid, db);
if (a) {
refcount_inc(&a->refcount);
goto out;
@@ -405,7 +429,7 @@ static int dsa_switch_do_lag_fdb_add(struct dsa_switch *ds, struct dsa_lag *lag,
goto out;
}
- err = ds->ops->lag_fdb_add(ds, *lag, addr, vid);
+ err = ds->ops->lag_fdb_add(ds, *lag, addr, vid, db);
if (err) {
kfree(a);
goto out;
@@ -423,14 +447,15 @@ out:
}
static int dsa_switch_do_lag_fdb_del(struct dsa_switch *ds, struct dsa_lag *lag,
- const unsigned char *addr, u16 vid)
+ const unsigned char *addr, u16 vid,
+ struct dsa_db db)
{
struct dsa_mac_addr *a;
int err = 0;
mutex_lock(&lag->fdb_lock);
- a = dsa_mac_addr_find(&lag->fdbs, addr, vid);
+ a = dsa_mac_addr_find(&lag->fdbs, addr, vid, db);
if (!a) {
err = -ENOENT;
goto out;
@@ -439,7 +464,7 @@ static int dsa_switch_do_lag_fdb_del(struct dsa_switch *ds, struct dsa_lag *lag,
if (!refcount_dec_and_test(&a->refcount))
goto out;
- err = ds->ops->lag_fdb_del(ds, *lag, addr, vid);
+ err = ds->ops->lag_fdb_del(ds, *lag, addr, vid, db);
if (err) {
refcount_set(&a->refcount, 1);
goto out;
@@ -466,7 +491,8 @@ static int dsa_switch_host_fdb_add(struct dsa_switch *ds,
dsa_switch_for_each_port(dp, ds) {
if (dsa_port_host_address_match(dp, info->sw_index,
info->port)) {
- err = dsa_port_do_fdb_add(dp, info->addr, info->vid);
+ err = dsa_port_do_fdb_add(dp, info->addr, info->vid,
+ info->db);
if (err)
break;
}
@@ -487,7 +513,8 @@ static int dsa_switch_host_fdb_del(struct dsa_switch *ds,
dsa_switch_for_each_port(dp, ds) {
if (dsa_port_host_address_match(dp, info->sw_index,
info->port)) {
- err = dsa_port_do_fdb_del(dp, info->addr, info->vid);
+ err = dsa_port_do_fdb_del(dp, info->addr, info->vid,
+ info->db);
if (err)
break;
}
@@ -505,7 +532,7 @@ static int dsa_switch_fdb_add(struct dsa_switch *ds,
if (!ds->ops->port_fdb_add)
return -EOPNOTSUPP;
- return dsa_port_do_fdb_add(dp, info->addr, info->vid);
+ return dsa_port_do_fdb_add(dp, info->addr, info->vid, info->db);
}
static int dsa_switch_fdb_del(struct dsa_switch *ds,
@@ -517,7 +544,7 @@ static int dsa_switch_fdb_del(struct dsa_switch *ds,
if (!ds->ops->port_fdb_del)
return -EOPNOTSUPP;
- return dsa_port_do_fdb_del(dp, info->addr, info->vid);
+ return dsa_port_do_fdb_del(dp, info->addr, info->vid, info->db);
}
static int dsa_switch_lag_fdb_add(struct dsa_switch *ds,
@@ -532,7 +559,8 @@ static int dsa_switch_lag_fdb_add(struct dsa_switch *ds,
dsa_switch_for_each_port(dp, ds)
if (dsa_port_offloads_lag(dp, info->lag))
return dsa_switch_do_lag_fdb_add(ds, info->lag,
- info->addr, info->vid);
+ info->addr, info->vid,
+ info->db);
return 0;
}
@@ -549,7 +577,8 @@ static int dsa_switch_lag_fdb_del(struct dsa_switch *ds,
dsa_switch_for_each_port(dp, ds)
if (dsa_port_offloads_lag(dp, info->lag))
return dsa_switch_do_lag_fdb_del(ds, info->lag,
- info->addr, info->vid);
+ info->addr, info->vid,
+ info->db);
return 0;
}
@@ -604,7 +633,7 @@ static int dsa_switch_mdb_add(struct dsa_switch *ds,
if (!ds->ops->port_mdb_add)
return -EOPNOTSUPP;
- return dsa_port_do_mdb_add(dp, info->mdb);
+ return dsa_port_do_mdb_add(dp, info->mdb, info->db);
}
static int dsa_switch_mdb_del(struct dsa_switch *ds,
@@ -616,7 +645,7 @@ static int dsa_switch_mdb_del(struct dsa_switch *ds,
if (!ds->ops->port_mdb_del)
return -EOPNOTSUPP;
- return dsa_port_do_mdb_del(dp, info->mdb);
+ return dsa_port_do_mdb_del(dp, info->mdb, info->db);
}
static int dsa_switch_host_mdb_add(struct dsa_switch *ds,
@@ -631,7 +660,7 @@ static int dsa_switch_host_mdb_add(struct dsa_switch *ds,
dsa_switch_for_each_port(dp, ds) {
if (dsa_port_host_address_match(dp, info->sw_index,
info->port)) {
- err = dsa_port_do_mdb_add(dp, info->mdb);
+ err = dsa_port_do_mdb_add(dp, info->mdb, info->db);
if (err)
break;
}
@@ -652,7 +681,7 @@ static int dsa_switch_host_mdb_del(struct dsa_switch *ds,
dsa_switch_for_each_port(dp, ds) {
if (dsa_port_host_address_match(dp, info->sw_index,
info->port)) {
- err = dsa_port_do_mdb_del(dp, info->mdb);
+ err = dsa_port_do_mdb_del(dp, info->mdb, info->db);
if (err)
break;
}
generated by cgit (git 2.34.1) at 2024-06-26 07:57:43 +0000