Function nfp_flow_alloc

dpdk/drivers/net/nfp/nfp_flow.c:443–475

}

static struct rte_flow *
nfp_flow_alloc(struct nfp_fl_key_ls *key_layer, uint32_t port_id)
{
	char *tmp;
	size_t len;
	struct rte_flow *nfp_flow;
	struct nfp_fl_payload *payload;

	nfp_flow = rte_zmalloc("nfp_flow", sizeof(struct rte_flow), 0);
	if (nfp_flow == NULL)
		goto exit;

	len = key_layer->key_size + key_layer->key_size + key_layer->act_size;
	tmp = rte_zmalloc("nfp_flow_payload", len + sizeof(struct nfp_fl_rule_metadata), 0);
	if (tmp == NULL)
		goto free_flow;

	nfp_flow->length = len;
	nfp_flow->mtr_id       = NFP_MAX_MTR_CNT;
	nfp_flow->port_id      = port_id;
	payload                = &nfp_flow->payload;
	payload->meta          = (struct nfp_fl_rule_metadata *)tmp;
	payload->unmasked_data = tmp + sizeof(struct nfp_fl_rule_metadata);
	payload->mask_data     = payload->unmasked_data + key_layer->key_size;
	payload->action_data   = payload->mask_data + key_layer->key_size;

	return nfp_flow;

free_flow:
	rte_free(nfp_flow);
exit:
	return NULL;
}

void
nfp_flow_free(struct rte_flow *nfp_flow)