diff mbox series

[net-next,2/3] net: switchdev: add support for offloading of fdb locked flag

Message ID 20220310142320.611738-3-schultz.hans+netdev@gmail.com (mailing list archive)
State Superseded
Delegated to: Netdev Maintainers
Headers show
Series Extend locked port feature with FDB locked flag (MAC-Auth/MAB) | expand

Checks

Context Check Description
netdev/tree_selection success Clearly marked for net-next
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter success Series has a cover letter
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 51 this patch: 51
netdev/cc_maintainers success CCed 8 of 8 maintainers
netdev/build_clang success Errors and warnings before: 24 this patch: 24
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 70 this patch: 70
netdev/checkpatch warning WARNING: From:/Signed-off-by: email subaddress mismatch: 'From: Hans Schultz <schultz.hans@gmail.com>' != 'Signed-off-by: Hans Schultz <schultz.hans+netdev@gmail.com>'
netdev/kdoc success Errors and warnings before: 3 this patch: 3
netdev/source_inline success Was 0 now: 0

Commit Message

Hans S March 10, 2022, 2:23 p.m. UTC 
Used for Mac-auth/MAB feature in the offloaded case.

Signed-off-by: Hans Schultz <schultz.hans+netdev@gmail.com>
---
 include/net/switchdev.h | 3 ++-
 net/bridge/br.c         | 3 ++-
 net/bridge/br_fdb.c     | 7 +++++--
 net/bridge/br_private.h | 2 +-
 4 files changed, 10 insertions(+), 5 deletions(-)
diff mbox series

Patch

diff --git a/include/net/switchdev.h b/include/net/switchdev.h
index 3e424d40fae3..d5d923411f5e 100644
--- a/include/net/switchdev.h
+++ b/include/net/switchdev.h
@@ -229,7 +229,8 @@  struct switchdev_notifier_fdb_info {
 	u16 vid;
 	u8 added_by_user:1,
 	   is_local:1,
-	   offloaded:1;
+	   offloaded:1,
+	   locked:1;
 };
 
 struct switchdev_notifier_port_obj_info {
diff --git a/net/bridge/br.c b/net/bridge/br.c
index b1dea3febeea..adcdbecbc218 100644
--- a/net/bridge/br.c
+++ b/net/bridge/br.c
@@ -166,7 +166,8 @@  static int br_switchdev_event(struct notifier_block *unused,
 	case SWITCHDEV_FDB_ADD_TO_BRIDGE:
 		fdb_info = ptr;
 		err = br_fdb_external_learn_add(br, p, fdb_info->addr,
-						fdb_info->vid, false);
+						fdb_info->vid, false,
+						fdb_info->locked);
 		if (err) {
 			err = notifier_from_errno(err);
 			break;
diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
index 396dcf3084cf..91387aa7e400 100644
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -987,7 +987,7 @@  static int __br_fdb_add(struct ndmsg *ndm, struct net_bridge *br,
 					   "FDB entry towards bridge must be permanent");
 			return -EINVAL;
 		}
-		err = br_fdb_external_learn_add(br, p, addr, vid, true);
+		err = br_fdb_external_learn_add(br, p, addr, vid, true, false);
 	} else {
 		spin_lock_bh(&br->hash_lock);
 		err = fdb_add_entry(br, p, addr, ndm, nlh_flags, vid, nfea_tb);
@@ -1216,7 +1216,7 @@  void br_fdb_unsync_static(struct net_bridge *br, struct net_bridge_port *p)
 
 int br_fdb_external_learn_add(struct net_bridge *br, struct net_bridge_port *p,
 			      const unsigned char *addr, u16 vid,
-			      bool swdev_notify)
+			      bool swdev_notify, bool locked)
 {
 	struct net_bridge_fdb_entry *fdb;
 	bool modified = false;
@@ -1236,6 +1236,9 @@  int br_fdb_external_learn_add(struct net_bridge *br, struct net_bridge_port *p,
 		if (!p)
 			flags |= BIT(BR_FDB_LOCAL);
 
+		if (locked)
+			flags |= BIT(BR_FDB_ENTRY_LOCKED);
+
 		fdb = fdb_create(br, p, addr, vid, flags);
 		if (!fdb) {
 			err = -ENOMEM;
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index f5a0b68c4857..3275e33b112f 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -790,7 +790,7 @@  int br_fdb_sync_static(struct net_bridge *br, struct net_bridge_port *p);
 void br_fdb_unsync_static(struct net_bridge *br, struct net_bridge_port *p);
 int br_fdb_external_learn_add(struct net_bridge *br, struct net_bridge_port *p,
 			      const unsigned char *addr, u16 vid,
-			      bool swdev_notify);
+			      bool swdev_notify, bool locked);
 int br_fdb_external_learn_del(struct net_bridge *br, struct net_bridge_port *p,
 			      const unsigned char *addr, u16 vid,
 			      bool swdev_notify);