diff options
| author |   Tariq Toukan <tariqt@mellanox.com> | 2018-05-22 17:06:38 +0300 |
|---|---|---|
| committer |   Saeed Mahameed <saeedm@mellanox.com> | 2018-07-26 15:23:58 -0700 |
| commit | 9a3956da1c0a59b5853594d9a498289d9773df63 (patch) | |
| tree | 753c94b913ad2fa5d4ed33efddb30c2ab7b44679 /drivers/net | |
| parent | net/mlx5e: RX, Prefetch the xdp_frame data area (diff) | |
| download | linux-dev-9a3956da1c0a59b5853594d9a498289d9773df63.tar.xz linux-dev-9a3956da1c0a59b5853594d9a498289d9773df63.zip | |
net/mlx5e: TX, Move DB fields in TXQ-SQ struct
Pointers in DB are static, move them to read-only area so they
do not share a cacheline with fields modified in datapath.
Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en.h | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h index 3f21cafe6be3..c41cfc2a4b70 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h @@ -365,16 +365,14 @@ struct mlx5e_txqsq { struct mlx5e_cq cq; - /* write@xmit, read@completion */ - struct { - struct mlx5e_sq_dma *dma_fifo; - struct mlx5e_tx_wqe_info *wqe_info; - } db; - /* read only */ struct mlx5_wq_cyc wq; u32 dma_fifo_mask; struct mlx5e_sq_stats *stats; + struct { + struct mlx5e_sq_dma *dma_fifo; + struct mlx5e_tx_wqe_info *wqe_info; + } db; void __iomem *uar_map; struct netdev_queue *txq; u32 sqn; |