netdev - [patch net-next v2 05/12] mlxsw: spectrum_flower: Do not allow mixing HW stats types for actions

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Date:   Fri, 28 Feb 2020 18:24:58 +0100
From:   Jiri Pirko <jiri@...nulli.us>
To:     netdev@...r.kernel.org
Cc:     davem@...emloft.net, kuba@...nel.org, saeedm@...lanox.com,
        leon@...nel.org, michael.chan@...adcom.com, vishal@...lsio.com,
        jeffrey.t.kirsher@...el.com, idosch@...lanox.com,
        aelior@...vell.com, peppe.cavallaro@...com,
        alexandre.torgue@...com, jhs@...atatu.com,
        xiyou.wangcong@...il.com, pablo@...filter.org,
        ecree@...arflare.com, mlxsw@...lanox.com
Subject: [patch net-next v2 05/12] mlxsw: spectrum_flower: Do not allow mixing HW stats types for actions

From: Jiri Pirko <jiri@...lanox.com>

As there is one set of counters for the whole action chain, forbid to
mix the HW stats types.

Signed-off-by: Jiri Pirko <jiri@...lanox.com>
---
v1->v2:
- new patch
---
 drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c
index 0011a71114e3..7435629c9e65 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c
@@ -26,6 +26,8 @@ static int mlxsw_sp_flower_parse_actions(struct mlxsw_sp *mlxsw_sp,
 
 	if (!flow_action_has_entries(flow_action))
 		return 0;
+	if (!flow_action_mixed_hw_stats_types_check(flow_action, extack))
+		return -EOPNOTSUPP;
 
 	/* Count action is inserted first */
 	err = mlxsw_sp_acl_rulei_act_count(mlxsw_sp, rulei, extack);
-- 
2.21.1