diff options
| author | Louis Peens <louis.peens@corigine.com> | 2021-06-02 14:59:50 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-06-03 00:04:42 +0300 |
| commit | fa81d6d214a4202b539a815d6c9d6b3c8e70ca95 (patch) | |
| tree | d508505f5d3e2c31c4d2102afb2934faf066a6a5 /drivers/net/ethernet/netronome/nfp/flower/conntrack.c | |
| parent | 072c089ca536a87591a21741ffa972ae7626c96a (diff) | |
| download | linux-fa81d6d214a4202b539a815d6c9d6b3c8e70ca95.tar.xz | |
nfp: flower-ct: add a table to map flow cookies to ct flows
Add a hashtable which contains entries to map flow cookies to ct
flow entries. Currently the entries are added and not used, but
follow-up patches will use this for stats updates and flow deletes.
Signed-off-by: Louis Peens <louis.peens@corigine.com>
Signed-off-by: Yinjun Zhang <yinjun.zhang@corigine.com>
Signed-off-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/flower/conntrack.c')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/flower/conntrack.c | 35 |
1 files changed, 29 insertions, 6 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/flower/conntrack.c b/drivers/net/ethernet/netronome/nfp/flower/conntrack.c index 57a5ba5f2761..f6f97224e773 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/conntrack.c +++ b/drivers/net/ethernet/netronome/nfp/flower/conntrack.c @@ -107,9 +107,11 @@ err_zone_insert: static struct nfp_fl_ct_flow_entry *nfp_fl_ct_add_flow(struct nfp_fl_ct_zone_entry *zt, struct net_device *netdev, - struct flow_cls_offload *flow) + struct flow_cls_offload *flow, + struct netlink_ext_ack *extack) { struct nfp_fl_ct_flow_entry *entry; + struct nfp_fl_ct_map_entry *map; struct flow_action_entry *act; int err, i; @@ -160,12 +162,33 @@ nfp_fl_ct_flow_entry *nfp_fl_ct_add_flow(struct nfp_fl_ct_zone_entry *zt, INIT_LIST_HEAD(&entry->children); - /* Creation of a ct_map_entry and adding it to a hashtable - * will happen here in follow up patches. - */ + /* Now add a ct map entry to flower-priv */ + map = get_hashentry(&zt->priv->ct_map_table, &flow->cookie, + nfp_ct_map_params, sizeof(*map)); + if (IS_ERR(map)) { + NL_SET_ERR_MSG_MOD(extack, + "offload error: ct map entry creation failed"); + err = -ENOMEM; + goto err_ct_flow_insert; + } + map->cookie = flow->cookie; + map->ct_entry = entry; + err = rhashtable_insert_fast(&zt->priv->ct_map_table, + &map->hash_node, + nfp_ct_map_params); + if (err) { + NL_SET_ERR_MSG_MOD(extack, + "offload error: ct map entry table add failed"); + goto err_map_insert; + } return entry; +err_map_insert: + kfree(map); +err_ct_flow_insert: + if (entry->tun_offset != NFP_FL_CT_NO_TUN) + kfree(entry->rule->action.entries[entry->tun_offset].tunnel); err_pre_ct_tun_cp: kfree(entry->rule); err_pre_ct_act: @@ -245,7 +268,7 @@ int nfp_fl_ct_handle_pre_ct(struct nfp_flower_priv *priv, zt->nft = ct_act->ct.flow_table; /* Add entry to pre_ct_list */ - ct_entry = nfp_fl_ct_add_flow(zt, netdev, flow); + ct_entry = nfp_fl_ct_add_flow(zt, netdev, flow, extack); if (IS_ERR(ct_entry)) return PTR_ERR(ct_entry); ct_entry->type = CT_TYPE_PRE_CT; @@ -286,7 +309,7 @@ int nfp_fl_ct_handle_post_ct(struct nfp_flower_priv *priv, } /* Add entry to post_ct_list */ - ct_entry = nfp_fl_ct_add_flow(zt, netdev, flow); + ct_entry = nfp_fl_ct_add_flow(zt, netdev, flow, extack); if (IS_ERR(ct_entry)) return PTR_ERR(ct_entry); |