From: Jiri Pirko <j...@mellanox.com>
Since spinlock is held here, defer the switchdev operation. Also, ensure
that defered switchdev ops are processed before port master device
is unlinked.
Signed-off-by: Jiri Pirko <j...@mellanox.com>
---
net/bridge/br_fdb.c | 5 ++++-
net/bridge/br_if.c | 3 +++
2 files changed, 7 insertions(+), 1 deletion(-)
diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
index f5e7da0..c88bd8e 100644
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -134,7 +134,10 @@ static void fdb_del_hw_addr(struct net_bridge *br, const
unsigned char *addr)
static void fdb_del_external_learn(struct net_bridge_fdb_entry *f)
{
struct switchdev_obj_port_fdb fdb = {
- .obj.id = SWITCHDEV_OBJ_ID_PORT_FDB,
+ .obj = {
+ .id = SWITCHDEV_OBJ_ID_PORT_FDB,
+ .flags = SWITCHDEV_F_DEFER,
+ },
.vid = f->vlan_id,
};
diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
index 45e4757..ec02f58 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -24,6 +24,7 @@
#include <linux/slab.h>
#include <net/sock.h>
#include <linux/if_vlan.h>
+#include <net/switchdev.h>
#include "br_private.h"
@@ -250,6 +251,8 @@ static void del_nbp(struct net_bridge_port *p)
nbp_vlan_flush(p);
br_fdb_delete_by_port(br, p, 0, 1);
+ switchdev_deferred_process();
+
nbp_update_port_count(br);
netdev_upper_dev_unlink(dev, br->dev);
--
1.9.3
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