diff options
| author | Eric Dumazet <edumazet@google.com> | 2018-03-06 11:12:53 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-03-07 13:35:23 -0500 |
| commit | d8c13f2271ec5178c52fbde072ec7b562651ed9d (patch) | |
| tree | b55e4feec8a7ec1863fd33ed589f732d36dfc6a9 /drivers/net/ethernet/mellanox/mlx4/en_rx.c | |
| parent | 7d99429afa9393968261a425b1e1b57298e48a75 (diff) | |
net/mlx4_en: try to use high order pages for RX rings
RX rings can fit most of the time in a contiguous piece of memory,
so lets use kvzalloc_node/kvfree instead of vzalloc_node/vfree
Note that kvzalloc_node() automatically falls back to another node,
there is no need to do the fallback ourselves.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: Tariq Toukan <tariqt@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx4/en_rx.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx4/en_rx.c | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c index c2c6bd7578fd..05787efef492 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c @@ -291,13 +291,10 @@ int mlx4_en_create_rx_ring(struct mlx4_en_priv *priv, tmp = size * roundup_pow_of_two(MLX4_EN_MAX_RX_FRAGS * sizeof(struct mlx4_en_rx_alloc)); - ring->rx_info = vzalloc_node(tmp, node); + ring->rx_info = kvzalloc_node(tmp, GFP_KERNEL, node); if (!ring->rx_info) { - ring->rx_info = vzalloc(tmp); - if (!ring->rx_info) { - err = -ENOMEM; - goto err_xdp_info; - } + err = -ENOMEM; + goto err_xdp_info; } en_dbg(DRV, priv, "Allocated rx_info ring at addr:%p size:%d\n", @@ -318,7 +315,7 @@ int mlx4_en_create_rx_ring(struct mlx4_en_priv *priv, return 0; err_info: - vfree(ring->rx_info); + kvfree(ring->rx_info); ring->rx_info = NULL; err_xdp_info: xdp_rxq_info_unreg(&ring->xdp_rxq); @@ -447,7 +444,7 @@ void mlx4_en_destroy_rx_ring(struct mlx4_en_priv *priv, bpf_prog_put(old_prog); xdp_rxq_info_unreg(&ring->xdp_rxq); mlx4_free_hwq_res(mdev->dev, &ring->wqres, size * stride + TXBB_SIZE); - vfree(ring->rx_info); + kvfree(ring->rx_info); ring->rx_info = NULL; kfree(ring); *pring = NULL; |