From patchwork Tue Dec 13 09:40:53 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Kravkov X-Patchwork-Id: 131038 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 078641007D3 for ; Tue, 13 Dec 2011 20:41:06 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753247Ab1LMJk7 (ORCPT ); Tue, 13 Dec 2011 04:40:59 -0500 Received: from mms2.broadcom.com ([216.31.210.18]:3239 "EHLO mms2.broadcom.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751606Ab1LMJk6 (ORCPT ); Tue, 13 Dec 2011 04:40:58 -0500 Received: from [10.9.200.131] by mms2.broadcom.com with ESMTP (Broadcom SMTP Relay (Email Firewall v6.3.2)); Tue, 13 Dec 2011 01:48:45 -0800 X-Server-Uuid: D3C04415-6FA8-4F2C-93C1-920E106A2031 Received: from mail-irva-13.broadcom.com (10.11.16.103) by IRVEXCHHUB01.corp.ad.broadcom.com (10.9.200.131) with Microsoft SMTP Server id 8.2.247.2; Tue, 13 Dec 2011 01:40:50 -0800 Received: from lb-tlvb-dmitry.broadcom.com ( lb-tlvb-dmitry.il.broadcom.com [10.185.7.55]) by mail-irva-13.broadcom.com (Postfix) with ESMTP id 6126ABC396; Tue, 13 Dec 2011 01:40:49 -0800 (PST) From: "Dmitry Kravkov" To: davem@davemloft.net, netdev@vger.kernel.org cc: "Dmitry Kravkov" , "Eilon Greenstein" Subject: [PATCH net-next] bnx2x: properly update skb when mtu > 1500 Date: Tue, 13 Dec 2011 11:40:53 +0200 Message-ID: <1323769253-8760-1-git-send-email-dmitry@broadcom.com> X-Mailer: git-send-email 1.7.7.2 MIME-Version: 1.0 X-WSS-ID: 62F9C0F73GG9175690-01-01 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Since commit e52fcb2462ac484e6dd6e68869536609f0216938 newly allocated skb for small packets are not updated properly and dropped by stack. Signed-off-by: Dmitry Kravkov Signed-off-by: Eilon Greenstein Acked-by: Eric Dumazet --- 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);