From patchwork Tue Oct 24 14:51:16 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shinas Rasheed X-Patchwork-Id: 13434712 X-Patchwork-Delegate: kuba@kernel.org Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4980B266AD for ; Tue, 24 Oct 2023 14:51:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=marvell.com header.i=@marvell.com header.b="FulKWrz/" Received: from mx0b-0016f401.pphosted.com (mx0a-0016f401.pphosted.com [67.231.148.174]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id F2A6910DB; Tue, 24 Oct 2023 07:51:42 -0700 (PDT) Received: from pps.filterd (m0045849.ppops.net [127.0.0.1]) by mx0a-0016f401.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 39O2KhT3022546; Tue, 24 Oct 2023 07:51:36 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=pfpt0220; bh=6nzbfkxRkQ7E65eL9WI4SEOv9tmrHHgxnGyQP9GXZZg=; b=FulKWrz/XksriLfdCf5Gq58qHPdjafT85P7M9d4yEc2ZRnLAfIhcY3vXsNafPT2L1npa +Z/pwD45tVVJ0kMo2zcPrLRofmlm5xLNtkTOYmVQ9Lm5sMMsdZfE+s9NklXKjxE1700/ nLdGrFu5Tp7MLOTRpPUtq9VQJWHW4UCLZTR/mShTacE8XCh09r21YnW+ODrAV1KpsHt+ jp0jcUu2joQZtuq0HU677gIa3kfKBsOUmePcJAdEfVodHcj04RDPdf5Ifu8eaU2qAMsJ N5RKM95z9TzUVr+UwGxqrhWghXDkc0x2HJ1VQriszob3BDlRBNcoifQJl3c/usU+0X4D Ug== Received: from dc5-exch01.marvell.com ([199.233.59.181]) by mx0a-0016f401.pphosted.com (PPS) with ESMTPS id 3tx523tppr-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Tue, 24 Oct 2023 07:51:36 -0700 Received: from DC5-EXCH01.marvell.com (10.69.176.38) by DC5-EXCH01.marvell.com (10.69.176.38) with Microsoft SMTP Server (TLS) id 15.0.1497.48; Tue, 24 Oct 2023 07:51:35 -0700 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH01.marvell.com (10.69.176.38) with Microsoft SMTP Server id 15.0.1497.48 via Frontend Transport; Tue, 24 Oct 2023 07:51:35 -0700 Received: from ubuntu-PowerEdge-T110-II.sclab.marvell.com (unknown [10.106.27.86]) by maili.marvell.com (Postfix) with ESMTP id B8F793F7053; Tue, 24 Oct 2023 07:51:34 -0700 (PDT) From: Shinas Rasheed To: , CC: , , , , , , , , , , Shinas Rasheed , "Veerasenareddy Burru" , Sathesh Edara , Eric Dumazet Subject: [PATCH net-next v2 1/4] octeon_ep: add padding for small packets Date: Tue, 24 Oct 2023 07:51:16 -0700 Message-ID: <20231024145119.2366588-2-srasheed@marvell.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20231024145119.2366588-1-srasheed@marvell.com> References: <20231024145119.2366588-1-srasheed@marvell.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Proofpoint-GUID: KZh7nXVMofJ4lV8HTn3GcWDsQ85IF_Ug X-Proofpoint-ORIG-GUID: KZh7nXVMofJ4lV8HTn3GcWDsQ85IF_Ug X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.980,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-10-24_15,2023-10-24_01,2023-05-22_02 X-Patchwork-Delegate: kuba@kernel.org Pad small packets to ETH_ZLEN before transmit. Signed-off-by: Shinas Rasheed --- V1->V2: - New patch drivers/net/ethernet/marvell/octeon_ep/octep_main.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/ethernet/marvell/octeon_ep/octep_main.c b/drivers/net/ethernet/marvell/octeon_ep/octep_main.c index 552970c7dec0..2c86b911a380 100644 --- a/drivers/net/ethernet/marvell/octeon_ep/octep_main.c +++ b/drivers/net/ethernet/marvell/octeon_ep/octep_main.c @@ -820,6 +820,9 @@ static netdev_tx_t octep_start_xmit(struct sk_buff *skb, u16 nr_frags, si; u16 q_no, wi; + if (skb_put_padto(skb, ETH_ZLEN)) + return NETDEV_TX_OK; + q_no = skb_get_queue_mapping(skb); if (q_no >= oct->num_iqs) { netdev_err(netdev, "Invalid Tx skb->queue_mapping=%d\n", q_no);