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| author | Jakub Kicinski <kuba@kernel.org> | 2023-08-17 11:56:44 -0700 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2023-08-17 11:56:44 -0700 |
| commit | e9bbd6016947c40728558b7b921c1e77e6193e8b (patch) | |
| tree | 785687fde23b389c391fcc7100b091706b124513 | |
| parent | 43d00e102d9ecbe2635d7e3f2e14d2e90183d6af (diff) | |
| parent | 0fd23db0cc74cf6d28d26ce5e7802e982608d830 (diff) | |
| download | nf-e9bbd6016947c40728558b7b921c1e77e6193e8b.tar.gz | |
Merge tag 'mlx5-fixes-2023-08-16' of git://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux
Saeed Mahameed says:
====================
mlx5 fixes 2023-08-16
This series provides bug fixes to mlx5 driver.
* tag 'mlx5-fixes-2023-08-16' of git://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux:
net/mlx5: Fix mlx5_cmd_update_root_ft() error flow
net/mlx5e: XDP, Fix fifo overrun on XDP_REDIRECT
====================
Link: https://lore.kernel.org/r/20230816204108.53819-1-saeed@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h | 2 | ||||
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 8 | ||||
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c | 10 |
3 files changed, 16 insertions, 4 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h index 9e8e6184f9e43c..ecfe93a479da8e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h @@ -84,6 +84,8 @@ enum mlx5e_xdp_xmit_mode { * MLX5E_XDP_XMIT_MODE_XSK: * none. */ +#define MLX5E_XDP_FIFO_ENTRIES2DS_MAX_RATIO 4 + union mlx5e_xdp_info { enum mlx5e_xdp_xmit_mode mode; union { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index c27df14df14571..f7b494125eee83 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -1298,11 +1298,13 @@ static int mlx5e_alloc_xdpsq_fifo(struct mlx5e_xdpsq *sq, int numa) { struct mlx5e_xdp_info_fifo *xdpi_fifo = &sq->db.xdpi_fifo; int wq_sz = mlx5_wq_cyc_get_size(&sq->wq); - int entries = wq_sz * MLX5_SEND_WQEBB_NUM_DS * 2; /* upper bound for maximum num of - * entries of all xmit_modes. - */ + int entries; size_t size; + /* upper bound for maximum num of entries of all xmit_modes. */ + entries = roundup_pow_of_two(wq_sz * MLX5_SEND_WQEBB_NUM_DS * + MLX5E_XDP_FIFO_ENTRIES2DS_MAX_RATIO); + size = array_size(sizeof(*xdpi_fifo->xi), entries); xdpi_fifo->xi = kvzalloc_node(size, GFP_KERNEL, numa); if (!xdpi_fifo->xi) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c index aab7059bf6e97f..244cfd47090352 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c @@ -245,12 +245,20 @@ static int mlx5_cmd_update_root_ft(struct mlx5_flow_root_namespace *ns, mlx5_lag_is_shared_fdb(dev) && mlx5_lag_is_master(dev)) { struct mlx5_core_dev *peer_dev; - int i; + int i, j; mlx5_lag_for_each_peer_mdev(dev, peer_dev, i) { err = mlx5_cmd_set_slave_root_fdb(dev, peer_dev, !disconnect, (!disconnect) ? ft->id : 0); if (err && !disconnect) { + mlx5_lag_for_each_peer_mdev(dev, peer_dev, j) { + if (j < i) + mlx5_cmd_set_slave_root_fdb(dev, peer_dev, 1, + ns->root_ft->id); + else + break; + } + MLX5_SET(set_flow_table_root_in, in, op_mod, 0); MLX5_SET(set_flow_table_root_in, in, table_id, ns->root_ft->id); |