diff mbox series

[net-next,02/16] net/mlx5e: Skip redundant checks when providing NUD lastuse feedback

Message ID 20180514221934.20246-3-saeedm@mellanox.com
State Accepted, archived
Delegated to: David Miller
Headers show
Series [net-next,01/16] net/mlx5e: Remove redundant vport context vlan update | expand

Commit Message

Saeed Mahameed May 14, 2018, 10:19 p.m. UTC 
From: Roi Dayan <roid@mellanox.com>

It's redundant to continue the loop if we found one flow whose lastuse value
being newer than the last one we reported, since this is enough for us to
trigger a NUD update (neigh_event_send()).

Signed-off-by: Roi Dayan <roid@mellanox.com>
Reviewed-by: Paul Blakey <paulb@mellanox.com>
Reviewed-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_tc.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index b94276db3ce9..9b0e3ccffa66 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -982,6 +982,8 @@  void mlx5e_tc_update_neigh_used_value(struct mlx5e_neigh_hash_entry *nhe)
 				}
 			}
 		}
+		if (neigh_used)
+			break;
 	}
 
 	if (neigh_used) {