From a005a7fe2ffc02cf4f864114c79211d40cd684aa Mon Sep 17 00:00:00 2001 From: Jiri Pirko Date: Tue, 10 Nov 2020 11:48:59 +0200 Subject: [PATCH] mlxsw: spectrum_router: Track FIB entry committed state and skip uncommitted on delete In case bulking is used, the entry that was previously added may not be yet committed to the HW as it waits in the queue for bulk send. For such entries, skip the deletion. Signed-off-by: Jiri Pirko Signed-off-by: Ido Schimmel Signed-off-by: Jakub Kicinski --- drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c | 11 +++++++++++ drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h | 1 + 2 files changed, 12 insertions(+) diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c index 9d3ead1ef561..ef95d126d29a 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c @@ -4453,6 +4453,12 @@ mlxsw_sp_router_ll_basic_fib_entry_commit(struct mlxsw_sp *mlxsw_sp, op_ctx_basic->ralue_pl); } +static bool +mlxsw_sp_router_ll_basic_fib_entry_is_committed(struct mlxsw_sp_fib_entry_priv *priv) +{ + return true; +} + static void mlxsw_sp_fib_entry_pack(struct mlxsw_sp_fib_entry_op_ctx *op_ctx, struct mlxsw_sp_fib_entry *fib_entry, enum mlxsw_sp_fib_entry_op op) @@ -4712,6 +4718,10 @@ static int mlxsw_sp_fib_entry_del(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_fib_entry_op_ctx *op_ctx, struct mlxsw_sp_fib_entry *fib_entry) { + const struct mlxsw_sp_router_ll_ops *ll_ops = fib_entry->fib_node->fib->ll_ops; + + if (!ll_ops->fib_entry_is_committed(fib_entry->priv)) + return 0; return mlxsw_sp_fib_entry_op(mlxsw_sp, op_ctx, fib_entry, MLXSW_SP_FIB_ENTRY_OP_DELETE); } @@ -8370,6 +8380,7 @@ static const struct mlxsw_sp_router_ll_ops mlxsw_sp_router_ll_basic_ops = { .fib_entry_act_ip2me_pack = mlxsw_sp_router_ll_basic_fib_entry_act_ip2me_pack, .fib_entry_act_ip2me_tun_pack = mlxsw_sp_router_ll_basic_fib_entry_act_ip2me_tun_pack, .fib_entry_commit = mlxsw_sp_router_ll_basic_fib_entry_commit, + .fib_entry_is_committed = mlxsw_sp_router_ll_basic_fib_entry_is_committed, }; static int mlxsw_sp_router_ll_op_ctx_init(struct mlxsw_sp_router *router) diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h index 4dacbeee3142..ed651b4200cb 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.h @@ -112,6 +112,7 @@ struct mlxsw_sp_router_ll_ops { int (*fib_entry_commit)(struct mlxsw_sp *mlxsw_sp, struct mlxsw_sp_fib_entry_op_ctx *op_ctx, bool *postponed_for_bulk); + bool (*fib_entry_is_committed)(struct mlxsw_sp_fib_entry_priv *priv); }; int mlxsw_sp_fib_entry_commit(struct mlxsw_sp *mlxsw_sp, -- 2.11.0