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Diffstat (limited to 'net/switchdev/switchdev.c')
-rw-r--r--net/switchdev/switchdev.c156
1 files changed, 25 insertions, 131 deletions
diff --git a/net/switchdev/switchdev.c b/net/switchdev/switchdev.c
index 0b2c18efc079..83460470e883 100644
--- a/net/switchdev/switchdev.c
+++ b/net/switchdev/switchdev.c
@@ -428,17 +428,17 @@ switchdev_lower_dev_find(struct net_device *dev,
return switchdev_priv.lower_dev;
}
-static int __switchdev_handle_fdb_add_to_device(struct net_device *dev,
- const struct net_device *orig_dev,
+static int __switchdev_handle_fdb_event_to_device(struct net_device *dev,
+ struct net_device *orig_dev, unsigned long event,
const struct switchdev_notifier_fdb_info *fdb_info,
bool (*check_cb)(const struct net_device *dev),
bool (*foreign_dev_check_cb)(const struct net_device *dev,
const struct net_device *foreign_dev),
- int (*add_cb)(struct net_device *dev,
- const struct net_device *orig_dev, const void *ctx,
+ int (*mod_cb)(struct net_device *dev, struct net_device *orig_dev,
+ unsigned long event, const void *ctx,
const struct switchdev_notifier_fdb_info *fdb_info),
- int (*lag_add_cb)(struct net_device *dev,
- const struct net_device *orig_dev, const void *ctx,
+ int (*lag_mod_cb)(struct net_device *dev, struct net_device *orig_dev,
+ unsigned long event, const void *ctx,
const struct switchdev_notifier_fdb_info *fdb_info))
{
const struct switchdev_notifier_info *info = &fdb_info->info;
@@ -447,17 +447,17 @@ static int __switchdev_handle_fdb_add_to_device(struct net_device *dev,
int err = -EOPNOTSUPP;
if (check_cb(dev))
- return add_cb(dev, orig_dev, info->ctx, fdb_info);
+ return mod_cb(dev, orig_dev, event, info->ctx, fdb_info);
if (netif_is_lag_master(dev)) {
if (!switchdev_lower_dev_find(dev, check_cb, foreign_dev_check_cb))
goto maybe_bridged_with_us;
/* This is a LAG interface that we offload */
- if (!lag_add_cb)
+ if (!lag_mod_cb)
return -EOPNOTSUPP;
- return lag_add_cb(dev, orig_dev, info->ctx, fdb_info);
+ return lag_mod_cb(dev, orig_dev, event, info->ctx, fdb_info);
}
/* Recurse through lower interfaces in case the FDB entry is pointing
@@ -481,10 +481,10 @@ static int __switchdev_handle_fdb_add_to_device(struct net_device *dev,
foreign_dev_check_cb))
continue;
- err = __switchdev_handle_fdb_add_to_device(lower_dev, orig_dev,
- fdb_info, check_cb,
- foreign_dev_check_cb,
- add_cb, lag_add_cb);
+ err = __switchdev_handle_fdb_event_to_device(lower_dev, orig_dev,
+ event, fdb_info, check_cb,
+ foreign_dev_check_cb,
+ mod_cb, lag_mod_cb);
if (err && err != -EOPNOTSUPP)
return err;
}
@@ -503,140 +503,34 @@ maybe_bridged_with_us:
if (!switchdev_lower_dev_find(br, check_cb, foreign_dev_check_cb))
return 0;
- return __switchdev_handle_fdb_add_to_device(br, orig_dev, fdb_info,
- check_cb, foreign_dev_check_cb,
- add_cb, lag_add_cb);
+ return __switchdev_handle_fdb_event_to_device(br, orig_dev, event, fdb_info,
+ check_cb, foreign_dev_check_cb,
+ mod_cb, lag_mod_cb);
}
-int switchdev_handle_fdb_add_to_device(struct net_device *dev,
+int switchdev_handle_fdb_event_to_device(struct net_device *dev, unsigned long event,
const struct switchdev_notifier_fdb_info *fdb_info,
bool (*check_cb)(const struct net_device *dev),
bool (*foreign_dev_check_cb)(const struct net_device *dev,
const struct net_device *foreign_dev),
- int (*add_cb)(struct net_device *dev,
- const struct net_device *orig_dev, const void *ctx,
+ int (*mod_cb)(struct net_device *dev, struct net_device *orig_dev,
+ unsigned long event, const void *ctx,
const struct switchdev_notifier_fdb_info *fdb_info),
- int (*lag_add_cb)(struct net_device *dev,
- const struct net_device *orig_dev, const void *ctx,
+ int (*lag_mod_cb)(struct net_device *dev, struct net_device *orig_dev,
+ unsigned long event, const void *ctx,
const struct switchdev_notifier_fdb_info *fdb_info))
{
int err;
- err = __switchdev_handle_fdb_add_to_device(dev, dev, fdb_info,
- check_cb,
- foreign_dev_check_cb,
- add_cb, lag_add_cb);
+ err = __switchdev_handle_fdb_event_to_device(dev, dev, event, fdb_info,
+ check_cb, foreign_dev_check_cb,
+ mod_cb, lag_mod_cb);
if (err == -EOPNOTSUPP)
err = 0;
return err;
}
-EXPORT_SYMBOL_GPL(switchdev_handle_fdb_add_to_device);
-
-static int __switchdev_handle_fdb_del_to_device(struct net_device *dev,
- const struct net_device *orig_dev,
- const struct switchdev_notifier_fdb_info *fdb_info,
- bool (*check_cb)(const struct net_device *dev),
- bool (*foreign_dev_check_cb)(const struct net_device *dev,
- const struct net_device *foreign_dev),
- int (*del_cb)(struct net_device *dev,
- const struct net_device *orig_dev, const void *ctx,
- const struct switchdev_notifier_fdb_info *fdb_info),
- int (*lag_del_cb)(struct net_device *dev,
- const struct net_device *orig_dev, const void *ctx,
- const struct switchdev_notifier_fdb_info *fdb_info))
-{
- const struct switchdev_notifier_info *info = &fdb_info->info;
- struct net_device *br, *lower_dev;
- struct list_head *iter;
- int err = -EOPNOTSUPP;
-
- if (check_cb(dev))
- return del_cb(dev, orig_dev, info->ctx, fdb_info);
-
- if (netif_is_lag_master(dev)) {
- if (!switchdev_lower_dev_find(dev, check_cb, foreign_dev_check_cb))
- goto maybe_bridged_with_us;
-
- /* This is a LAG interface that we offload */
- if (!lag_del_cb)
- return -EOPNOTSUPP;
-
- return lag_del_cb(dev, orig_dev, info->ctx, fdb_info);
- }
-
- /* Recurse through lower interfaces in case the FDB entry is pointing
- * towards a bridge device.
- */
- if (netif_is_bridge_master(dev)) {
- if (!switchdev_lower_dev_find(dev, check_cb, foreign_dev_check_cb))
- return 0;
-
- /* This is a bridge interface that we offload */
- netdev_for_each_lower_dev(dev, lower_dev, iter) {
- /* Do not propagate FDB entries across bridges */
- if (netif_is_bridge_master(lower_dev))
- continue;
-
- /* Bridge ports might be either us, or LAG interfaces
- * that we offload.
- */
- if (!check_cb(lower_dev) &&
- !switchdev_lower_dev_find(lower_dev, check_cb,
- foreign_dev_check_cb))
- continue;
-
- err = __switchdev_handle_fdb_del_to_device(lower_dev, orig_dev,
- fdb_info, check_cb,
- foreign_dev_check_cb,
- del_cb, lag_del_cb);
- if (err && err != -EOPNOTSUPP)
- return err;
- }
-
- return 0;
- }
-
-maybe_bridged_with_us:
- /* Event is neither on a bridge nor a LAG. Check whether it is on an
- * interface that is in a bridge with us.
- */
- br = netdev_master_upper_dev_get_rcu(dev);
- if (!br || !netif_is_bridge_master(br))
- return 0;
-
- if (!switchdev_lower_dev_find(br, check_cb, foreign_dev_check_cb))
- return 0;
-
- return __switchdev_handle_fdb_del_to_device(br, orig_dev, fdb_info,
- check_cb, foreign_dev_check_cb,
- del_cb, lag_del_cb);
-}
-
-int switchdev_handle_fdb_del_to_device(struct net_device *dev,
- const struct switchdev_notifier_fdb_info *fdb_info,
- bool (*check_cb)(const struct net_device *dev),
- bool (*foreign_dev_check_cb)(const struct net_device *dev,
- const struct net_device *foreign_dev),
- int (*del_cb)(struct net_device *dev,
- const struct net_device *orig_dev, const void *ctx,
- const struct switchdev_notifier_fdb_info *fdb_info),
- int (*lag_del_cb)(struct net_device *dev,
- const struct net_device *orig_dev, const void *ctx,
- const struct switchdev_notifier_fdb_info *fdb_info))
-{
- int err;
-
- err = __switchdev_handle_fdb_del_to_device(dev, dev, fdb_info,
- check_cb,
- foreign_dev_check_cb,
- del_cb, lag_del_cb);
- if (err == -EOPNOTSUPP)
- err = 0;
-
- return err;
-}
-EXPORT_SYMBOL_GPL(switchdev_handle_fdb_del_to_device);
+EXPORT_SYMBOL_GPL(switchdev_handle_fdb_event_to_device);
static int __switchdev_handle_port_obj_add(struct net_device *dev,
struct switchdev_notifier_port_obj_info *port_obj_info,
generated by cgit (git 2.34.1) at 2025-10-31 14:22:36 +0000