From patchwork Thu Sep 3 20:58:53 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenzo Bianconi X-Patchwork-Id: 261557 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-13.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5A184C47439 for ; Thu, 3 Sep 2020 20:59:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 26807206C0 for ; Thu, 3 Sep 2020 20:59:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1599166791; bh=peyukAcC2BN2wjt+dwbi/n6wfqFM65fensqMyu1gMcY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=ZiamfjAGgVyuxbhkNnE9ob5Ezo7JcmLbDNZkwz/2JPFIuzFbVU3z5EL2E32Oh932s OKJNXBLR0d7D13cdf9gHEwwEs5vvR9gtGy334MuWIvPDVOcypAx8cRpGTaP1HOO22H 35FF63G/wt9pjbG9uME45eOkce4lSv4fdu9VQjr4= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729406AbgICU7s (ORCPT ); Thu, 3 Sep 2020 16:59:48 -0400 Received: from mail.kernel.org ([198.145.29.99]:56394 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729348AbgICU7n (ORCPT ); Thu, 3 Sep 2020 16:59:43 -0400 Received: from lore-desk.redhat.com (unknown [151.66.86.87]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id C803920709; Thu, 3 Sep 2020 20:59:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1599166783; bh=peyukAcC2BN2wjt+dwbi/n6wfqFM65fensqMyu1gMcY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=iwIfBf3jO5GjJwnuQ157HAatSlArsIYVGNxRBCmNYE+V9cK14vEquDJl8dQPKPdKB gHyGEjGbPuh+UCta4VhB2wjCyhat9i6BasFCPt2+XK/m36DE9edaLn20teBnQFIjWa 02RQ+LGsmYoo++AEYCP3WV5MDPOZ87PoaG5QF2ng= From: Lorenzo Bianconi To: netdev@vger.kernel.org Cc: bpf@vger.kernel.org, davem@davemloft.net, lorenzo.bianconi@redhat.com, brouer@redhat.com, echaudro@redhat.com, sameehj@amazon.com, kuba@kernel.org, john.fastabend@gmail.com, daniel@iogearbox.net, ast@kernel.org, shayagr@amazon.com Subject: [PATCH v2 net-next 9/9] net: mvneta: enable jumbo frames for XDP Date: Thu, 3 Sep 2020 22:58:53 +0200 Message-Id: X-Mailer: git-send-email 2.26.2 In-Reply-To: References: MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Enable the capability to receive jumbo frames even if the interface is running in XDP mode Signed-off-by: Lorenzo Bianconi --- drivers/net/ethernet/marvell/mvneta.c | 10 ---------- 1 file changed, 10 deletions(-) diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index 65fbed957e4f..85853fefcfd1 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -3737,11 +3737,6 @@ static int mvneta_change_mtu(struct net_device *dev, int mtu) mtu = ALIGN(MVNETA_RX_PKT_SIZE(mtu), 8); } - if (pp->xdp_prog && mtu > MVNETA_MAX_RX_BUF_SIZE) { - netdev_info(dev, "Illegal MTU value %d for XDP mode\n", mtu); - return -EINVAL; - } - dev->mtu = mtu; if (!netif_running(dev)) { @@ -4439,11 +4434,6 @@ static int mvneta_xdp_setup(struct net_device *dev, struct bpf_prog *prog, struct mvneta_port *pp = netdev_priv(dev); struct bpf_prog *old_prog; - if (prog && dev->mtu > MVNETA_MAX_RX_BUF_SIZE) { - NL_SET_ERR_MSG_MOD(extack, "Jumbo frames not supported on XDP"); - return -EOPNOTSUPP; - } - if (pp->bm_priv) { NL_SET_ERR_MSG_MOD(extack, "Hardware Buffer Management not supported on XDP");