From patchwork Tue Dec 17 10:09:08 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anton Ivanov X-Patchwork-Id: 1211250 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=none (no SPF record) smtp.mailfrom=lists.infradead.org (client-ip=2607:7c80:54:e::133; helo=bombadil.infradead.org; envelope-from=linux-um-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=cambridgegreys.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="lMdcrPcU"; dkim-atps=neutral Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:e::133]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 47cYlh269tz9sRl for ; Tue, 17 Dec 2019 21:09:36 +1100 (AEDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=oQbBG7O2x3dt/SofgfBcXkUNMMLFPYptlqXsj1PJLt4=; b=lMdcrPcUB/eAu2 UtK31neskySJUd3oKAOzSXZlNaq7goLophKFLA4GGdujItmQbB/OLqXMgvZGXP5eU9UU2OcSV69Ga glyJ/GO1a1eeFWBajgGbttXpTIQ56W2TStNvRqtuEjmxRTRgqaJ5ryUBsXnne5pb2ryr0LBnRA8c/ SbvdtB/9DJxHWxP9TqDPgrRaU03SBL8qS3d/+0nSBB4GXTzggOZQqTCZQBNuTJ3BflhL691NGTgQV Z/uoYMUkD5ioijxdo9p5jC5w2qqtcwBoMqw4FOcgMVNcQlcllRTqEMbT7paRyX92eRgOZTi5DfAS+ fPKc2Kct3ukDLYJMHJ2g==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1ih9nF-0002Zm-CA; Tue, 17 Dec 2019 10:09:29 +0000 Received: from ivanoab7.miniserver.com ([37.128.132.42] helo=www.kot-begemot.co.uk) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1ih9nB-0002Xb-1q for linux-um@lists.infradead.org; Tue, 17 Dec 2019 10:09:26 +0000 Received: from tun252.jain.kot-begemot.co.uk ([192.168.18.6] helo=jain.kot-begemot.co.uk) by www.kot-begemot.co.uk with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1ih9n9-0003ok-Ur; Tue, 17 Dec 2019 10:09:24 +0000 Received: from jain.kot-begemot.co.uk ([192.168.3.3]) by jain.kot-begemot.co.uk with esmtp (Exim 4.92) (envelope-from ) id 1ih9n7-0000uG-6y; Tue, 17 Dec 2019 10:09:22 +0000 From: anton.ivanov@cambridgegreys.com To: linux-um@lists.infradead.org Subject: [PATCH v4 4/9] um: Enable GRO by default when using raw in pcap compat mode Date: Tue, 17 Dec 2019 10:09:08 +0000 Message-Id: <20191217100913.3422-4-anton.ivanov@cambridgegreys.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191217100913.3422-1-anton.ivanov@cambridgegreys.com> References: <20191217100913.3422-1-anton.ivanov@cambridgegreys.com> MIME-Version: 1.0 X-Spam-Score: -1.0 X-Spam-Score: -1.0 X-Clacks-Overhead: GNU Terry Pratchett X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191217_020925_132566_8B1087AB X-CRM114-Status: UNSURE ( 6.69 ) X-CRM114-Notice: Please train this message. X-Spam-Score: 0.4 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (0.4 points) pts rule name description ---- ---------------------- -------------------------------------------------- 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record 0.0 SPF_NONE SPF: sender does not publish an SPF Record 0.4 KHOP_HELO_FCRDNS Relay HELO differs from its IP's reverse DNS X-BeenThere: linux-um@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: richard@nod.at, brendanhiggins@google.com, Anton Ivanov Sender: "linux-um" Errors-To: linux-um-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org From: Anton Ivanov GRO is enabled nearly everywhere in Linux nowdays, not having it on by default results in packet drops across the board. Signed-off-by: Anton Ivanov --- arch/um/drivers/vector_kern.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/um/drivers/vector_kern.c b/arch/um/drivers/vector_kern.c index 234081ad4f02..d52c24874f2a 100644 --- a/arch/um/drivers/vector_kern.c +++ b/arch/um/drivers/vector_kern.c @@ -1717,9 +1717,9 @@ int vector_compat_eth_configure(char *str, int index) &options[0], &options[1], &mac, NULL); if ((mac != NULL) && strlen(mac) > 0) - snprintf(tempargs, MAX_COMPAT_ARG, "transport=raw,ifname=%s,mac=%s", ifname, mac); + snprintf(tempargs, MAX_COMPAT_ARG, "transport=raw,gro=1,ifname=%s,mac=%s", ifname, mac); else - snprintf(tempargs, MAX_COMPAT_ARG, "transport=raw,ifname=%s", ifname); + snprintf(tempargs, MAX_COMPAT_ARG, "transport=raw,gro=1,ifname=%s", ifname); strcpy(newargs, tempargs);