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path: root/drivers/net/ethernet/netronome/nfp/flower/metadata.c
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Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/flower/metadata.c')
-rw-r--r--drivers/net/ethernet/netronome/nfp/flower/metadata.c19
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/flower/metadata.c b/drivers/net/ethernet/netronome/nfp/flower/metadata.c
index f448c5682594..74e1b279c13b 100644
--- a/drivers/net/ethernet/netronome/nfp/flower/metadata.c
+++ b/drivers/net/ethernet/netronome/nfp/flower/metadata.c
@@ -502,6 +502,12 @@ const struct rhashtable_params nfp_ct_map_params = {
.automatic_shrinking = true,
};
+const struct rhashtable_params neigh_table_params = {
+ .key_offset = offsetof(struct nfp_neigh_entry, neigh_cookie),
+ .head_offset = offsetof(struct nfp_neigh_entry, ht_node),
+ .key_len = sizeof(unsigned long),
+};
+
int nfp_flower_metadata_init(struct nfp_app *app, u64 host_ctx_count,
unsigned int host_num_mems)
{
@@ -530,6 +536,12 @@ int nfp_flower_metadata_init(struct nfp_app *app, u64 host_ctx_count,
if (err)
goto err_free_ct_zone_table;
+ err = rhashtable_init(&priv->neigh_table, &neigh_table_params);
+ if (err)
+ goto err_free_ct_map_table;
+
+ INIT_LIST_HEAD(&priv->predt_list);
+
get_random_bytes(&priv->mask_id_seed, sizeof(priv->mask_id_seed));
/* Init ring buffer and unallocated mask_ids. */
@@ -537,7 +549,7 @@ int nfp_flower_metadata_init(struct nfp_app *app, u64 host_ctx_count,
kmalloc_array(NFP_FLOWER_MASK_ENTRY_RS,
NFP_FLOWER_MASK_ELEMENT_RS, GFP_KERNEL);
if (!priv->mask_ids.mask_id_free_list.buf)
- goto err_free_ct_map_table;
+ goto err_free_neigh_table;
priv->mask_ids.init_unallocated = NFP_FLOWER_MASK_ENTRY_RS - 1;
@@ -565,6 +577,7 @@ int nfp_flower_metadata_init(struct nfp_app *app, u64 host_ctx_count,
goto err_free_ring_buf;
spin_lock_init(&priv->stats_lock);
+ spin_lock_init(&priv->predt_lock);
return 0;
@@ -574,6 +587,8 @@ err_free_last_used:
kfree(priv->mask_ids.last_used);
err_free_mask_id:
kfree(priv->mask_ids.mask_id_free_list.buf);
+err_free_neigh_table:
+ rhashtable_destroy(&priv->neigh_table);
err_free_ct_map_table:
rhashtable_destroy(&priv->ct_map_table);
err_free_ct_zone_table:
@@ -700,6 +715,8 @@ void nfp_flower_metadata_cleanup(struct nfp_app *app)
rhashtable_free_and_destroy(&priv->ct_map_table,
nfp_free_map_table_entry, NULL);
+ rhashtable_free_and_destroy(&priv->neigh_table,
+ nfp_check_rhashtable_empty, NULL);
kvfree(priv->stats);
kfree(priv->mask_ids.mask_id_free_list.buf);
kfree(priv->mask_ids.last_used);