net/ixgbe: improve link state check on VF

[dpdk.git] / drivers / net / sfc / sfc_ef10_rx.c

diff --git a/drivers/net/sfc/sfc_ef10_rx.c b/drivers/net/sfc/sfc_ef10_rx.c
index 2a3bf89..60812cb 100644 (file)
--- a/drivers/net/sfc/sfc_ef10_rx.c
+++ b/drivers/net/sfc/sfc_ef10_rx.c
@@ -386,9 +386,8 @@ sfc_ef10_rx_process_event(struct sfc_ef10_rxq *rxq, efx_qword_t rx_ev,
 
        *rx_pkts++ = m;
 
-       *(uint64_t *)(&m->rearm_data) = rxq->rearm_data;
-       /* rearm_data rewrites ol_flags which is updated below */
-       rte_compiler_barrier();
+       RTE_BUILD_BUG_ON(sizeof(m->rearm_data[0]) != sizeof(rxq->rearm_data));
+       m->rearm_data[0] = rxq->rearm_data;
 
        /* Classify packet based on Rx event */
        sfc_ef10_rx_ev_to_offloads(rxq, rx_ev, m);
@@ -412,7 +411,7 @@ sfc_ef10_rx_process_event(struct sfc_ef10_rxq *rxq, efx_qword_t rx_ev,
        rte_pktmbuf_data_len(m) = pkt_len;
        rte_pktmbuf_pkt_len(m) = pkt_len;
 
-       m->next = NULL;
+       SFC_ASSERT(m->next == NULL);
 
        /* Remember mbuf to copy offload flags and packet type from */
        m0 = m;
@@ -426,9 +425,9 @@ sfc_ef10_rx_process_event(struct sfc_ef10_rxq *rxq, efx_qword_t rx_ev,
                if (ready > rxq->prepared)
                        *rx_pkts++ = m;
 
-               *(uint64_t *)(&m->rearm_data) = rxq->rearm_data;
-               /* rearm_data rewrites ol_flags which is updated below */
-               rte_compiler_barrier();
+               RTE_BUILD_BUG_ON(sizeof(m->rearm_data[0]) !=
+                                sizeof(rxq->rearm_data));
+               m->rearm_data[0] = rxq->rearm_data;
 
                /* Event-dependent information is the same */
                m->ol_flags = m0->ol_flags;
@@ -449,7 +448,7 @@ sfc_ef10_rx_process_event(struct sfc_ef10_rxq *rxq, efx_qword_t rx_ev,
                rte_pktmbuf_data_len(m) = pkt_len;
                rte_pktmbuf_pkt_len(m) = pkt_len;
 
-               m->next = NULL;
+               SFC_ASSERT(m->next == NULL);
        }
 
        return n_rx_pkts;
@@ -560,7 +559,8 @@ sfc_ef10_mk_mbuf_rearm_data(uint16_t port_id, uint16_t prefix_size)
 
        /* rearm_data covers structure members filled in above */
        rte_compiler_barrier();
-       return *(uint64_t *)(&m.rearm_data);
+       RTE_BUILD_BUG_ON(sizeof(m.rearm_data[0]) != sizeof(uint64_t));
+       return m.rearm_data[0];
 }
 
 static sfc_dp_rx_qcreate_t sfc_ef10_rx_qcreate;
@@ -699,7 +699,7 @@ struct sfc_dp_rx sfc_ef10_rx = {
                .type           = SFC_DP_RX,
                .hw_fw_caps     = SFC_DP_HW_FW_CAP_EF10,
        },
-       .features               = 0,
+       .features               = SFC_DP_RX_FEAT_MULTI_PROCESS,
        .qcreate                = sfc_ef10_rx_qcreate,
        .qdestroy               = sfc_ef10_rx_qdestroy,
        .qstart                 = sfc_ef10_rx_qstart,