[dpdk-dev] [PATCH] net/i40e:fix VSI stats error

Yanglong Wu yanglong.wu at intel.com
Thu Feb 1 03:11:28 CET 2018


In VF, the number of ibytes read from register
have been stripped out CRC already, but in stats, it
subtracts CRC bytes again. So it lead to RX
bytes is smaller than TX bytes.

Fixes: 98abce23(fix VF statistics)
Signed-off-by: Yanglong Wu <yanglong.wu at intel.com>
---
 drivers/net/i40e/i40e_ethdev.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/drivers/net/i40e/i40e_ethdev.c b/drivers/net/i40e/i40e_ethdev.c
index c4df65df0..84e82889a 100644
--- a/drivers/net/i40e/i40e_ethdev.c
+++ b/drivers/net/i40e/i40e_ethdev.c
@@ -2440,10 +2440,6 @@ i40e_update_vsi_stats(struct i40e_vsi *vsi)
 	i40e_stat_update_48(hw, I40E_GLV_BPRCH(idx), I40E_GLV_BPRCL(idx),
 			    vsi->offset_loaded, &oes->rx_broadcast,
 			    &nes->rx_broadcast);
-	/* exclude CRC bytes */
-	nes->rx_bytes -= (nes->rx_unicast + nes->rx_multicast +
-		nes->rx_broadcast) * ETHER_CRC_LEN;
-
 	i40e_stat_update_32(hw, I40E_GLV_RDPC(idx), vsi->offset_loaded,
 			    &oes->rx_discards, &nes->rx_discards);
 	/* GLV_REPC not supported */
-- 
2.11.0



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