diff --git a/drivers/net/hns3/hns3_flow.c b/drivers/net/hns3/hns3_flow.c index 711eed3f54..098b191909 100644 --- a/drivers/net/hns3/hns3_flow.c +++ b/drivers/net/hns3/hns3_flow.c @@ -158,7 +158,10 @@ hns3_counter_new(struct rte_eth_dev *dev, uint32_t shared, uint32_t id, { struct hns3_adapter *hns = dev->data->dev_private; struct hns3_pf *pf = &hns->pf; + struct hns3_hw *hw = &hns->hw; struct hns3_flow_counter *cnt; + uint64_t value; + int ret; cnt = hns3_counter_lookup(dev, id); if (cnt) { @@ -171,6 +174,13 @@ hns3_counter_new(struct rte_eth_dev *dev, uint32_t shared, uint32_t id, return 0; } + /* Clear the counter by read ops because the counter is read-clear */ + ret = hns3_get_count(hw, id, &value); + if (ret) + return rte_flow_error_set(error, EIO, + RTE_FLOW_ERROR_TYPE_HANDLE, NULL, + "Clear counter failed!"); + cnt = rte_zmalloc("hns3 counter", sizeof(*cnt), 0); if (cnt == NULL) return rte_flow_error_set(error, ENOMEM,