@@ -327,8 +327,14 @@ int nfp_compile_flow_metadata(struct nfp_app *app,
goto err_free_ctx_entry;
}
+ /* Do net allocate a mask-id for pre_tun_rules. These flows are used to
+ * configure the pre_tun table and are never actually send to the
+ * firmware as an add-flow message. This causes the mask-id allocation
+ * on the firmware to get out of sync if allocated here.
+ */
new_mask_id = 0;
- if (!nfp_check_mask_add(app, nfp_flow->mask_data,
+ if (!nfp_flow->pre_tun_rule.dev &&
+ !nfp_check_mask_add(app, nfp_flow->mask_data,
nfp_flow->meta.mask_len,
&nfp_flow->meta.flags, &new_mask_id)) {
NL_SET_ERR_MSG_MOD(extack, "invalid entry: cannot allocate a new mask id");
@@ -359,7 +365,8 @@ int nfp_compile_flow_metadata(struct nfp_app *app,
goto err_remove_mask;
}
- if (!nfp_check_mask_remove(app, nfp_flow->mask_data,
+ if (!nfp_flow->pre_tun_rule.dev &&
+ !nfp_check_mask_remove(app, nfp_flow->mask_data,
nfp_flow->meta.mask_len,
NULL, &new_mask_id)) {
NL_SET_ERR_MSG_MOD(extack, "invalid entry: cannot release mask id");
@@ -374,8 +381,10 @@ int nfp_compile_flow_metadata(struct nfp_app *app,
return 0;
err_remove_mask:
- nfp_check_mask_remove(app, nfp_flow->mask_data, nfp_flow->meta.mask_len,
- NULL, &new_mask_id);
+ if (!nfp_flow->pre_tun_rule.dev)
+ nfp_check_mask_remove(app, nfp_flow->mask_data,
+ nfp_flow->meta.mask_len,
+ NULL, &new_mask_id);
err_remove_rhash:
WARN_ON_ONCE(rhashtable_remove_fast(&priv->stats_ctx_table,
&ctx_entry->ht_node,
@@ -406,9 +415,10 @@ int nfp_modify_flow_metadata(struct nfp_app *app,
__nfp_modify_flow_metadata(priv, nfp_flow);
- nfp_check_mask_remove(app, nfp_flow->mask_data,
- nfp_flow->meta.mask_len, &nfp_flow->meta.flags,
- &new_mask_id);
+ if (!nfp_flow->pre_tun_rule.dev)
+ nfp_check_mask_remove(app, nfp_flow->mask_data,
+ nfp_flow->meta.mask_len, &nfp_flow->meta.flags,
+ &new_mask_id);
/* Update flow payload with mask ids. */
nfp_flow->unmasked_data[NFP_FL_MASK_ID_LOCATION] = new_mask_id;