From 9f4d9283388d9069dcf4d68ae9a212d7f0e6a985 Mon Sep 17 00:00:00 2001 From: Roi Dayan Date: Tue, 9 Mar 2021 18:16:52 +0200 Subject: [PATCH] net/mlx5e: Alloc flow spec using kvzalloc instead of kzalloc flow spec is not small and we do allocate it using kvzalloc in most places of the driver. fix rest of the places to use kvzalloc to avoid failure in allocation when memory is too fragmented. Signed-off-by: Roi Dayan Signed-off-by: Saeed Mahameed --- drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c | 14 +++++++------- .../mellanox/mlx5/core/en_accel/ipsec_fs.c | 4 ++-- .../ethernet/mellanox/mlx5/core/eswitch_offloads.c | 4 ++-- 3 files changed, 11 insertions(+), 11 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c index f81da2dc6af12..3a6095c912f18 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c @@ -695,7 +695,7 @@ mlx5_tc_ct_entry_add_rule(struct mlx5_tc_ct_priv *ct_priv, zone_rule->nat = nat; - spec = kzalloc(sizeof(*spec), GFP_KERNEL); + spec = kvzalloc(sizeof(*spec), GFP_KERNEL); if (!spec) return -ENOMEM; @@ -737,7 +737,7 @@ mlx5_tc_ct_entry_add_rule(struct mlx5_tc_ct_priv *ct_priv, zone_rule->attr = attr; - kfree(spec); + kvfree(spec); ct_dbg("Offloaded ct entry rule in zone %d", entry->tuple.zone); return 0; @@ -749,7 +749,7 @@ err_rule: err_mod_hdr: kfree(attr); err_attr: - kfree(spec); + kvfree(spec); return err; } @@ -1684,10 +1684,10 @@ __mlx5_tc_ct_flow_offload(struct mlx5_tc_ct_priv *ct_priv, struct mlx5_ct_ft *ft; u32 fte_id = 1; - post_ct_spec = kzalloc(sizeof(*post_ct_spec), GFP_KERNEL); + post_ct_spec = kvzalloc(sizeof(*post_ct_spec), GFP_KERNEL); ct_flow = kzalloc(sizeof(*ct_flow), GFP_KERNEL); if (!post_ct_spec || !ct_flow) { - kfree(post_ct_spec); + kvfree(post_ct_spec); kfree(ct_flow); return ERR_PTR(-ENOMEM); } @@ -1822,7 +1822,7 @@ __mlx5_tc_ct_flow_offload(struct mlx5_tc_ct_priv *ct_priv, attr->ct_attr.ct_flow = ct_flow; dealloc_mod_hdr_actions(&pre_mod_acts); - kfree(post_ct_spec); + kvfree(post_ct_spec); return rule; @@ -1843,7 +1843,7 @@ err_alloc_pre: err_idr: mlx5_tc_ct_del_ft_cb(ct_priv, ft); err_ft: - kfree(post_ct_spec); + kvfree(post_ct_spec); kfree(ct_flow); netdev_warn(priv->netdev, "Failed to offload ct flow, err %d\n", err); return ERR_PTR(err); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c index 381a9c8c9da9c..34119ce92031c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_fs.c @@ -60,7 +60,7 @@ static int rx_err_add_rule(struct mlx5e_priv *priv, struct mlx5_flow_spec *spec; int err = 0; - spec = kzalloc(sizeof(*spec), GFP_KERNEL); + spec = kvzalloc(sizeof(*spec), GFP_KERNEL); if (!spec) return -ENOMEM; @@ -101,7 +101,7 @@ out: if (err) mlx5_modify_header_dealloc(mdev, modify_hdr); out_spec: - kfree(spec); + kvfree(spec); return err; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c index 703753ac2e020..a215ccee3e616 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c @@ -1446,7 +1446,7 @@ esw_add_restore_rule(struct mlx5_eswitch *esw, u32 tag) if (!mlx5_eswitch_reg_c1_loopback_supported(esw)) return ERR_PTR(-EOPNOTSUPP); - spec = kzalloc(sizeof(*spec), GFP_KERNEL); + spec = kvzalloc(sizeof(*spec), GFP_KERNEL); if (!spec) return ERR_PTR(-ENOMEM); @@ -1469,7 +1469,7 @@ esw_add_restore_rule(struct mlx5_eswitch *esw, u32 tag) dest.ft = esw->offloads.ft_offloads; flow_rule = mlx5_add_flow_rules(ft, spec, &flow_act, &dest, 1); - kfree(spec); + kvfree(spec); if (IS_ERR(flow_rule)) esw_warn(esw->dev, -- 2.39.5