* [PATCH net-next] bnx2x: properly update skb when mtu > 1500
@ 2011-12-13 9:40 Dmitry Kravkov
2011-12-13 9:56 ` Eric Dumazet
0 siblings, 1 reply; 3+ messages in thread
From: Dmitry Kravkov @ 2011-12-13 9:40 UTC (permalink / raw)
To: davem, netdev; +Cc: Dmitry Kravkov, Eilon Greenstein
Since commit e52fcb2462ac484e6dd6e68869536609f0216938 newly allocated
skb for small packets are not updated properly and dropped by stack.
Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com>
Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
---
drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c | 22 +++++++++++-----------
1 files changed, 11 insertions(+), 11 deletions(-)
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
index 477bc97..64f5cf5 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
@@ -731,22 +731,22 @@ reuse_rx:
bnx2x_reuse_rx_data(fp, bd_cons, bd_prod);
goto next_rx;
}
+ }
- skb_put(skb, len);
- skb->protocol = eth_type_trans(skb, bp->dev);
+ skb_put(skb, len);
+ skb->protocol = eth_type_trans(skb, bp->dev);
- /* Set Toeplitz hash for a none-LRO skb */
- skb->rxhash = bnx2x_get_rxhash(bp, cqe_fp);
+ /* Set Toeplitz hash for a none-LRO skb */
+ skb->rxhash = bnx2x_get_rxhash(bp, cqe_fp);
- skb_checksum_none_assert(skb);
+ skb_checksum_none_assert(skb);
- if (bp->dev->features & NETIF_F_RXCSUM) {
+ if (bp->dev->features & NETIF_F_RXCSUM) {
- if (likely(BNX2X_RX_CSUM_OK(cqe)))
- skb->ip_summed = CHECKSUM_UNNECESSARY;
- else
- fp->eth_q_stats.hw_csum_err++;
- }
+ if (likely(BNX2X_RX_CSUM_OK(cqe)))
+ skb->ip_summed = CHECKSUM_UNNECESSARY;
+ else
+ fp->eth_q_stats.hw_csum_err++;
}
skb_record_rx_queue(skb, fp->rx_queue);
--
1.7.7.2
^ permalink raw reply related [flat|nested] 3+ messages in thread* Re: [PATCH net-next] bnx2x: properly update skb when mtu > 1500
2011-12-13 9:40 [PATCH net-next] bnx2x: properly update skb when mtu > 1500 Dmitry Kravkov
@ 2011-12-13 9:56 ` Eric Dumazet
2011-12-13 18:31 ` David Miller
0 siblings, 1 reply; 3+ messages in thread
From: Eric Dumazet @ 2011-12-13 9:56 UTC (permalink / raw)
To: Dmitry Kravkov; +Cc: davem, netdev, Eilon Greenstein
Le mardi 13 décembre 2011 à 11:40 +0200, Dmitry Kravkov a écrit :
> Since commit e52fcb2462ac484e6dd6e68869536609f0216938 newly allocated
> skb for small packets are not updated properly and dropped by stack.
>
> Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com>
> Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
>
> ---
> drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c | 22 +++++++++++-----------
> 1 files changed, 11 insertions(+), 11 deletions(-)
>
> diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
> index 477bc97..64f5cf5 100644
> --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
> +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
> @@ -731,22 +731,22 @@ reuse_rx:
> bnx2x_reuse_rx_data(fp, bd_cons, bd_prod);
> goto next_rx;
> }
> + }
>
> - skb_put(skb, len);
> - skb->protocol = eth_type_trans(skb, bp->dev);
> + skb_put(skb, len);
> + skb->protocol = eth_type_trans(skb, bp->dev);
>
> - /* Set Toeplitz hash for a none-LRO skb */
> - skb->rxhash = bnx2x_get_rxhash(bp, cqe_fp);
> + /* Set Toeplitz hash for a none-LRO skb */
> + skb->rxhash = bnx2x_get_rxhash(bp, cqe_fp);
>
> - skb_checksum_none_assert(skb);
> + skb_checksum_none_assert(skb);
>
> - if (bp->dev->features & NETIF_F_RXCSUM) {
> + if (bp->dev->features & NETIF_F_RXCSUM) {
>
> - if (likely(BNX2X_RX_CSUM_OK(cqe)))
> - skb->ip_summed = CHECKSUM_UNNECESSARY;
> - else
> - fp->eth_q_stats.hw_csum_err++;
> - }
> + if (likely(BNX2X_RX_CSUM_OK(cqe)))
> + skb->ip_summed = CHECKSUM_UNNECESSARY;
> + else
> + fp->eth_q_stats.hw_csum_err++;
> }
>
> skb_record_rx_queue(skb, fp->rx_queue);
Ah, sorry for this, thanks for fixing it !
Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH net-next] bnx2x: properly update skb when mtu > 1500
2011-12-13 9:56 ` Eric Dumazet
@ 2011-12-13 18:31 ` David Miller
0 siblings, 0 replies; 3+ messages in thread
From: David Miller @ 2011-12-13 18:31 UTC (permalink / raw)
To: eric.dumazet; +Cc: dmitry, netdev, eilong
From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Tue, 13 Dec 2011 10:56:17 +0100
> Le mardi 13 décembre 2011 à 11:40 +0200, Dmitry Kravkov a écrit :
>> Since commit e52fcb2462ac484e6dd6e68869536609f0216938 newly allocated
>> skb for small packets are not updated properly and dropped by stack.
>>
>> Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com>
>> Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
...
> Ah, sorry for this, thanks for fixing it !
>
> Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
Applied.
^ permalink raw reply [flat|nested] 3+ messages in thread
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2011-12-13 9:40 [PATCH net-next] bnx2x: properly update skb when mtu > 1500 Dmitry Kravkov
2011-12-13 9:56 ` Eric Dumazet
2011-12-13 18:31 ` David Miller
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