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authorIdo Schimmel <idosch@nvidia.com>2020-11-23 09:12:29 +0200
committerJakub Kicinski <kuba@kernel.org>2020-11-24 12:14:56 -0800
commit37b50e556ef59e7231e8ef71b28b748b0537972b (patch)
tree8394873bc1a58f4ef7b0417fec2e6151d997e442 /drivers/net/ethernet/mellanox/mlxsw/spectrum_trap.c
parentdevlink: Add blackhole_nexthop trap (diff)
downloadwireguard-linux-37b50e556ef59e7231e8ef71b28b748b0537972b.tar.xz
wireguard-linux-37b50e556ef59e7231e8ef71b28b748b0537972b.zip
mlxsw: spectrum_trap: Add blackhole_nexthop trap
Register with devlink the blackhole_nexthop trap so that mlxsw will be able to report packets dropped due to a blackhole nexthop. The internal trap identifier is "DISCARD_ROUTER3", which traps packets dropped in the adjacency table. Signed-off-by: Ido Schimmel <idosch@nvidia.com> Reviewed-by: Jiri Pirko <jiri@nvidia.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/spectrum_trap.c')
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_trap.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_trap.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_trap.c
index 8fd7d858f3c8..4ef12e3e021a 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_trap.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_trap.c
@@ -1007,6 +1007,12 @@ static const struct mlxsw_sp_trap_item mlxsw_sp_trap_items_arr[] = {
false),
},
},
+ {
+ .trap = MLXSW_SP_TRAP_DROP(BLACKHOLE_NEXTHOP, L3_DROPS),
+ .listeners_arr = {
+ MLXSW_SP_RXL_DISCARD(ROUTER3, L3_DISCARDS),
+ },
+ },
};
static struct mlxsw_sp_trap_policer_item *