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net/mlx5: Allocate smaller size tables for ft offload

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Instead of giving ft tables one of the largest tables available - 4M,
give it a more reasonable size - 64k. Especially since it will
always be created as a miss hook in the following patch.

Signed-off-by: Paul Blakey <paulb@mellanox.com>
Reviewed-by: Mark Bloch <markb@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
This commit is contained in:
Paul Blakey 2020-01-08 14:31:53 +02:00 • committed by Saeed Mahameed
parent d9fb932fde
commit 891b8f3321
1 changed files with 4 additions and 1 deletions
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5
drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads_chains.c
View file

@ -34,6 +34,7 @@ static const unsigned int ESW_POOLS[] = { 4 * 1024 * 1024,
1 * 1024 * 1024,
64 * 1024,
128 };
#define ESW_FT_TBL_SZ (64 * 1024)
struct mlx5_esw_chains_priv {
struct rhashtable chains_ht;
@ -201,7 +202,9 @@ mlx5_esw_chains_create_fdb_table(struct mlx5_eswitch *esw,
ft_attr.flags |= (MLX5_FLOW_TABLE_TUNNEL_EN_REFORMAT |
MLX5_FLOW_TABLE_TUNNEL_EN_DECAP);
sz = mlx5_esw_chains_get_avail_sz_from_pool(esw, POOL_NEXT_SIZE);
sz = (chain == mlx5_esw_chains_get_ft_chain(esw)) ?
mlx5_esw_chains_get_avail_sz_from_pool(esw, ESW_FT_TBL_SZ) :
mlx5_esw_chains_get_avail_sz_from_pool(esw, POOL_NEXT_SIZE);
if (!sz)
return ERR_PTR(-ENOSPC);
ft_attr.max_fte = sz;