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net/mlx5e: Use page-sized fragments with XDP multi buffer

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The implementation of XDP in mlx5e assumes that the frame size is equal
to the page size. Force this limitation in the non-linear mode for XDP
multi buffer.

Signed-off-by: Maxim Mikityanskiy <maximmi@nvidia.com>
Reviewed-by: Tariq Toukan <tariqt@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
This commit is contained in:
Maxim Mikityanskiy 2022-02-09 15:32:35 +02:00 committed by Saeed Mahameed
parent 9cb9482ef1
commit d51f4a4cca
1 changed files with 1 additions and 1 deletions
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drivers/net/ethernet/mellanox/mlx5/core/en/params.c
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@ -444,7 +444,7 @@ static int mlx5e_build_rq_frags_info(struct mlx5_core_dev *mdev,
max_mtu = mlx5e_max_nonlinear_mtu(first_frag_size_max, frag_size_max, max_mtu = mlx5e_max_nonlinear_mtu(first_frag_size_max, frag_size_max,
params->xdp_prog); params->xdp_prog);
if (byte_count > max_mtu) { if (byte_count > max_mtu || params->xdp_prog) {
frag_size_max = PAGE_SIZE; frag_size_max = PAGE_SIZE;
first_frag_size_max = SKB_WITH_OVERHEAD(frag_size_max - headroom); first_frag_size_max = SKB_WITH_OVERHEAD(frag_size_max - headroom);