Re: [PATCH 1/3] staging: octeon-ethernet: make dropped packets to consume NAPI budget

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On 09/05/2013 11:43 AM, Aaro Koskinen wrote:
We should count also dropped packets, otherwise the NAPI handler may
end up running too long.

Is this actually a problem?

If so ... the patch looks sane and you and add Acked-by me.


Signed-off-by: Aaro Koskinen <aaro.koskinen@xxxxxx>
---
  drivers/staging/octeon/ethernet-rx.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/octeon/ethernet-rx.c b/drivers/staging/octeon/ethernet-rx.c
index 34afc16..10e5416 100644
--- a/drivers/staging/octeon/ethernet-rx.c
+++ b/drivers/staging/octeon/ethernet-rx.c
@@ -303,6 +303,7 @@ static int cvm_oct_napi_poll(struct napi_struct *napi, int budget)
  			if (backlog > budget * cores_in_use && napi != NULL)
  				cvm_oct_enable_one_cpu();
  		}
+		rx_count++;

  		skb_in_hw = USE_SKBUFFS_IN_HW && work->word2.s.bufs == 1;
  		if (likely(skb_in_hw)) {
@@ -429,7 +430,6 @@ static int cvm_oct_napi_poll(struct napi_struct *napi, int budget)
  #endif
  				}
  				netif_receive_skb(skb);
-				rx_count++;
  			} else {
  				/* Drop any packet received for a device that isn't up */
  				/*


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