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kmod-redhat-mlx5_core/SOURCES/0189-netdrv-net-mlx5-Eswitc...

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2.4 KiB

From 9449eae0b7957d9a09f751c6b26f42bab3dbc478 Mon Sep 17 00:00:00 2001
From: Alaa Hleihel <ahleihel@redhat.com>
Date: Tue, 12 May 2020 10:55:05 -0400
Subject: [PATCH 189/312] [netdrv] net/mlx5: Eswitch, avoid redundant mask
Message-id: <20200512105530.4207-100-ahleihel@redhat.com>
Patchwork-id: 306972
Patchwork-instance: patchwork
O-Subject: [RHEL8.3 BZ 1789382 099/124] net/mlx5: Eswitch, avoid redundant mask
Bugzilla: 1789382
RH-Acked-by: Tony Camuso <tcamuso@redhat.com>
RH-Acked-by: Kamal Heib <kheib@redhat.com>
RH-Acked-by: Jarod Wilson <jarod@redhat.com>
Bugzilla: http://bugzilla.redhat.com/1789382
Upstream: v5.7-rc1
commit 1708dd54687db4fd5baa3b6169aa116505c1e2ef
Author: Eli Cohen <eli@mellanox.com>
Date: Thu Feb 6 15:13:36 2020 +0200
net/mlx5: Eswitch, avoid redundant mask
misc_params.source_port is a 16 bit field already so no need for
redundant masking against 0xffff. Also change local variables type to
u16.
Signed-off-by: Eli Cohen <eli@mellanox.com>
Reviewed-by: Roi Dayan <roid@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Alaa Hleihel <ahleihel@redhat.com>
Signed-off-by: Frantisek Hrbata <fhrbata@redhat.com>
---
drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads_termtbl.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads_termtbl.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads_termtbl.c
index d2f6af3a8a28..0050f3138e4b 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads_termtbl.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads_termtbl.c
@@ -181,7 +181,7 @@ mlx5_eswitch_termtbl_actions_move(struct mlx5_flow_act *src,
static bool mlx5_eswitch_offload_is_uplink_port(const struct mlx5_eswitch *esw,
const struct mlx5_flow_spec *spec)
{
- u32 port_mask, port_value;
+ u16 port_mask, port_value;
if (MLX5_CAP_ESW_FLOWTABLE(esw->dev, flow_source))
return spec->flow_context.flow_source ==
@@ -191,7 +191,7 @@ static bool mlx5_eswitch_offload_is_uplink_port(const struct mlx5_eswitch *esw,
misc_parameters.source_port);
port_value = MLX5_GET(fte_match_param, spec->match_value,
misc_parameters.source_port);
- return (port_mask & port_value & 0xffff) == MLX5_VPORT_UPLINK;
+ return (port_mask & port_value) == MLX5_VPORT_UPLINK;
}
bool
--
2.13.6