On 08/24/2017 08:58 PM, Florian Fainelli wrote:
> e1000_put_txbuf() cleans up the successfully transmitted TX packets,
> e1000e_tx_hwtstamp_work() also does the successfully completes the
> timestamped TX packets, e1000_clean_rx_ring() cleans up the RX ring and
> e1000_remove() cleans up the timestampted packets. None of these
> functions should be reporting dropped packets, so make them use
> dev_consume_skb_any() to be drop monitor friendly.
> 
> Signed-off-by: Florian Fainelli <f.faine...@gmail.com>
> ---
>  drivers/net/ethernet/intel/e1000e/netdev.c | 10 +++++-----
>  1 file changed, 5 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c 
> b/drivers/net/ethernet/intel/e1000e/netdev.c
> index 327dfe5bedc0..a90e459c5b8a 100644
> --- a/drivers/net/ethernet/intel/e1000e/netdev.c
> +++ b/drivers/net/ethernet/intel/e1000e/netdev.c
> @@ -1085,7 +1085,7 @@ static void e1000_put_txbuf(struct e1000_ring *tx_ring,
>               buffer_info->dma = 0;
>       }
>       if (buffer_info->skb) {
> -             dev_kfree_skb_any(buffer_info->skb);
> +             dev_consume_skb_any(buffer_info->skb);
>               buffer_info->skb = NULL;
>       }
>       buffer_info->time_stamp = 0;
> @@ -1199,7 +1199,7 @@ static void e1000e_tx_hwtstamp_work(struct work_struct 
> *work)
>               wmb(); /* force write prior to skb_tstamp_tx */
>  
>               skb_tstamp_tx(skb, &shhwtstamps);
> -             dev_kfree_skb_any(skb);
> +             dev_consume_skb_any(skb);
>       } else if (time_after(jiffies, adapter->tx_hwtstamp_start
>                             + adapter->tx_timeout_factor * HZ)) {
>               dev_kfree_skb_any(adapter->tx_hwtstamp_skb);
> @@ -1716,7 +1716,7 @@ static void e1000_clean_rx_ring(struct e1000_ring 
> *rx_ring)
>               }
>  
>               if (buffer_info->skb) {
> -                     dev_kfree_skb(buffer_info->skb);
> +                     dev_consume_skb_any(buffer_info->skb);

This one is not actually needed since dev_kfree_skb() is an alias for
consume_skb().

>                       buffer_info->skb = NULL;
>               }
>  
> @@ -1734,7 +1734,7 @@ static void e1000_clean_rx_ring(struct e1000_ring 
> *rx_ring)
>  
>       /* there also may be some cached data from a chained receive */
>       if (rx_ring->rx_skb_top) {
> -             dev_kfree_skb(rx_ring->rx_skb_top);
> +             dev_consume_skb_any(rx_ring->rx_skb_top);

Same here.

I will make a repost of this patch later, Jeff please drop it if you
have it queued already, thanks!
-- 
Florian

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