From: Mark Bloch <mbloch@nvidia.com>
Date: Sun, 10 Apr 2022 11:58:05 +0000
Subject: net/mlx5: Fix matching on inner TTC
Patch-mainline: v5.18-rc6
Git-commit: a042d7f5bb68c47f6e0e546ca367d14e1e4b25ba
References: jsc#SLE-19253
The cited commits didn't use proper matching on inner TTC
as a result distribution of encapsulated packets wasn't symmetric
between the physical ports.
Fixes: 4c71ce50d2fe ("net/mlx5: Support partial TTC rules")
Fixes: 8e25a2bc6687 ("net/mlx5: Lag, add support to create TTC tables for LAG port selection")
Signed-off-by: Mark Bloch <mbloch@nvidia.com>
Reviewed-by: Maor Gottlieb <maorg@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c | 2 +-
drivers/net/ethernet/mellanox/mlx5/core/lib/fs_ttc.c | 2 ++
2 files changed, 3 insertions(+), 1 deletion(-)
--- a/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lag/port_sel.c
@@ -505,7 +505,7 @@ static int mlx5_lag_create_inner_ttc_tab
struct ttc_params ttc_params = {};
mlx5_lag_set_inner_ttc_params(ldev, &ttc_params);
- port_sel->inner.ttc = mlx5_create_ttc_table(dev, &ttc_params);
+ port_sel->inner.ttc = mlx5_create_inner_ttc_table(dev, &ttc_params);
if (IS_ERR(port_sel->inner.ttc))
return PTR_ERR(port_sel->inner.ttc);
--- a/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_ttc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lib/fs_ttc.c
@@ -408,6 +408,8 @@ static int mlx5_generate_inner_ttc_table
for (tt = 0; tt < MLX5_NUM_TT; tt++) {
struct mlx5_ttc_rule *rule = &rules[tt];
+ if (test_bit(tt, params->ignore_dests))
+ continue;
rule->rule = mlx5_generate_inner_ttc_rule(dev, ft,
¶ms->dests[tt],
ttc_rules[tt].etype,