From mboxrd@z Thu Jan 1 00:00:00 1970 From: Qi Zhang Subject: [PATCH] net/i40e: exclude internal packet's byte count Date: Wed, 31 May 2017 18:53:27 -0400 Message-ID: <1496271207-36688-1-git-send-email-qi.z.zhang@intel.com> Cc: dev@dpdk.org, Qi Zhang , stable@dpdk.org To: jingjing.wu@intel.com, helin.zhang@intel.com Return-path: List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Tx/Rx byte counts of internal managed packet should be exluded from the total rx/tx bytes. Fixes: 9aace75fc82e ("i40e: fix statistics") Cc: stable@dpdk.org Signed-off-by: Qi Zhang --- drivers/net/i40e/i40e_ethdev.c | 13 +++++++++++-- drivers/net/i40e/i40e_ethdev.h | 5 +++++ 2 files changed, 16 insertions(+), 2 deletions(-) diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c index 4c49673..c8802f2 100644 --- a/drivers/net/i40e/i40e_ethdev.c +++ b/drivers/net/i40e/i40e_ethdev.c @@ -2379,6 +2379,15 @@ i40e_read_stats_registers(struct i40e_pf *pf, struct i40e_hw *hw) struct i40e_hw_port_stats *ns = &pf->stats; /* new stats */ struct i40e_hw_port_stats *os = &pf->stats_offset; /* old stats */ + /* Get rx/tx bytes of internal transfer packets */ + i40e_stat_update_48(hw, I40E_GLV_GORCH(hw->port), I40E_GLV_GORCL(hw->port), + pf->offset_loaded, &pf->internal_rx_bytes_offset, + &pf->internal_rx_bytes); + + i40e_stat_update_48(hw, I40E_GLV_GOTCH(hw->port), I40E_GLV_GOTCL(hw->port), + pf->offset_loaded, &pf->internal_tx_bytes_offset, + &pf->internal_tx_bytes); + /* Get statistics of struct i40e_eth_stats */ i40e_stat_update_48(hw, I40E_GLPRT_GORCH(hw->port), I40E_GLPRT_GORCL(hw->port), @@ -2400,7 +2409,7 @@ i40e_read_stats_registers(struct i40e_pf *pf, struct i40e_hw *hw) * so subtract ETHER_CRC_LEN from the byte counter for each rx packet. */ ns->eth.rx_bytes -= (ns->eth.rx_unicast + ns->eth.rx_multicast + - ns->eth.rx_broadcast) * ETHER_CRC_LEN; + ns->eth.rx_broadcast) * ETHER_CRC_LEN + pf->internal_rx_bytes; i40e_stat_update_32(hw, I40E_GLPRT_RDPC(hw->port), pf->offset_loaded, &os->eth.rx_discards, @@ -2428,7 +2437,7 @@ i40e_read_stats_registers(struct i40e_pf *pf, struct i40e_hw *hw) pf->offset_loaded, &os->eth.tx_broadcast, &ns->eth.tx_broadcast); ns->eth.tx_bytes -= (ns->eth.tx_unicast + ns->eth.tx_multicast + - ns->eth.tx_broadcast) * ETHER_CRC_LEN; + ns->eth.tx_broadcast) * ETHER_CRC_LEN + pf->internal_tx_bytes; /* GLPRT_TEPC not supported */ /* additional port specific stats */ diff --git a/drivers/net/i40e/i40e_ethdev.h b/drivers/net/i40e/i40e_ethdev.h index 2ff8282..b0d963c 100644 --- a/drivers/net/i40e/i40e_ethdev.h +++ b/drivers/net/i40e/i40e_ethdev.h @@ -639,6 +639,11 @@ struct i40e_pf { struct i40e_hw_port_stats stats_offset; struct i40e_hw_port_stats stats; + /* internal packet byte count, it should be excluded from the total */ + uint64_t internal_rx_bytes; + uint64_t internal_tx_bytes; + uint64_t internal_rx_bytes_offset; + uint64_t internal_tx_bytes_offset; bool offset_loaded; struct rte_eth_dev_data *dev_data; /* Pointer to the device data */ -- 2.7.4