diff options
| author | Nogah Frankel <nogahf@mellanox.com> | 2016-06-17 15:09:05 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-06-17 21:57:53 -0700 |
| commit | 63dcdd35c1552ca0c911e98ba3389a0729a457f4 (patch) | |
| tree | 9fd85b5cd7cc9f3da8ac9e7674512154926808b3 /drivers/net/ethernet | |
| parent | f1d048f24e66ba85d3dabf3d076cefa5f2b546b0 (diff) | |
mlxsw: spectrum: Don't count internal TX header bytes to stats
Stop the SW TX counter from counting the TX header bytes
since they are not being sent out.
Fixes: 56ade8fe3fe1 ("mlxsw: spectrum: Add initial support for Spectrum ASIC")
Reviewed-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: Nogah Frankel <nogahf@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/spectrum.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index 6f9e3ddff4a8..660429ebfbe1 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -408,7 +408,11 @@ static netdev_tx_t mlxsw_sp_port_xmit(struct sk_buff *skb, } mlxsw_sp_txhdr_construct(skb, &tx_info); - len = skb->len; + /* TX header is consumed by HW on the way so we shouldn't count its + * bytes as being sent. + */ + len = skb->len - MLXSW_TXHDR_LEN; + /* Due to a race we might fail here because of a full queue. In that * unlikely case we simply drop the packet. */ |