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[209.132.180.67]) by mx.google.com with ESMTP id s5si1523699pgr.617.2018.03.20.11.52.16; Tue, 20 Mar 2018 11:52:30 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=vt.edu Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751512AbeCTSvU (ORCPT + 99 others); Tue, 20 Mar 2018 14:51:20 -0400 Received: from outbound.smtp.vt.edu ([198.82.183.121]:51552 "EHLO omr2.cc.vt.edu" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751424AbeCTSvQ (ORCPT ); Tue, 20 Mar 2018 14:51:16 -0400 Received: from mr1.cc.vt.edu (mr1.cc.ipv6.vt.edu [IPv6:2607:b400:92:8300:0:31:1732:8aa4]) by omr2.cc.vt.edu (8.14.4/8.14.4) with ESMTP id w2KIpF1f021816 for ; Tue, 20 Mar 2018 14:51:15 -0400 Received: from mail-qk0-f200.google.com (mail-qk0-f200.google.com [209.85.220.200]) by mr1.cc.vt.edu (8.14.7/8.14.7) with ESMTP id w2KIpA4H004822 for ; Tue, 20 Mar 2018 14:51:15 -0400 Received: by mail-qk0-f200.google.com with SMTP id m188so343698qkd.15 for ; Tue, 20 Mar 2018 11:51:15 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:in-reply-to:references :mime-version:content-transfer-encoding:date:message-id; bh=P9AWeL0iVU5QeihgHqC12UO6LUXpU+mm5Oz3iSwE+jk=; b=YrpVmummGfHWNRwE+Meg/lqJEzpXVwv2jBk+JNA6lUFpYJcNk8XZvHLFFY4MbGWRqA ggwV2Qbcj85YBusOFHsLGbBo7eJ4yytEqtGQtgDOuRq8RgADc1oiYb1iuUR8LeP/gA1E terAmC+yBNDQm/L0unqel+orW0AePibXW8OEpa0Ozoc6z3Gr7yII450aOH753h3V4zCu x6REA1SVwNftBThKrZbk4leswU3ABiUXNxj5ew6r0Iu2KJgnPK0QeJhSXHwzwaGWc7bn 11NrrmLg9Z4t2eBANAxf29cnlqfQoNUvKQC8DpPng17S4S1Erxnbn1e0bA2MDgEs3sVv oPYQ== X-Gm-Message-State: AElRT7FV4gdgiiHrxc+q1RG9Suo+YVVefV+EB6zGd6kkW0TdttLx8X3i Hu5s0YPJ14mGs2BCReQx0S+3rv6D7zILMYGTzrC4BbpEmQ8jr2+6gF+e5xHHlVLe75jEoKO/MCo G2beHwoMueMGcXc4NIt0VdeEfIMa260gq9+U= X-Received: by 10.55.180.7 with SMTP id d7mr25524899qkf.35.1521571870340; Tue, 20 Mar 2018 11:51:10 -0700 (PDT) X-Received: by 10.55.180.7 with SMTP id d7mr25524876qkf.35.1521571870057; Tue, 20 Mar 2018 11:51:10 -0700 (PDT) Received: from turing-police.cc.vt.edu ([2607:b400:24:0:b9e6:97f5:b1b5:3156]) by smtp.gmail.com with ESMTPSA id q123sm2173399qke.85.2018.03.20.11.51.08 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Tue, 20 Mar 2018 11:51:08 -0700 (PDT) From: valdis.kletnieks@vt.edu X-Google-Original-From: Valdis.Kletnieks@vt.edu X-Mailer: exmh version 2.8.0 04/21/2017 with nmh-1.7+dev To: Liran Alon Cc: David Miller , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, idan.brown@ORACLE.COM, yuval.shaia@ORACLE.COM Subject: Re: [PATCH] net: dev_forward_skb(): Scrub packet's per-netns info only when crossing netns In-Reply-To: <5AB13953.3000606@ORACLE.COM> References: <5AB12A0E.2060704@ORACLE.COM> <20180320.120036.1999626754164343704.davem@davemloft.net> <5AB132C5.5010806@ORACLE.COM> <20180320.123401.2138083793709750726.davem@davemloft.net> <5AB13953.3000606@ORACLE.COM> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="==_Exmh_1521571867_3137P"; micalg=pgp-sha1; protocol="application/pgp-signature" Content-Transfer-Encoding: 7bit Date: Tue, 20 Mar 2018 14:51:07 -0400 Message-ID: <55538.1521571867@turing-police.cc.vt.edu> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --==_Exmh_1521571867_3137P Content-Type: text/plain; charset=us-ascii On Tue, 20 Mar 2018 18:39:47 +0200, Liran Alon said: > What is your opinion in regards if it's OK to put the flag enabling this > "fix" in /proc/sys/net/core? Do you think it's sufficient? Umm.. *which* /proc/sys/net/core? These could differ for things that are in different namespaces. Or are you proposing one systemwide global value (which also gets "interesting" if it's writable inside a container and changes the behavior a different container sees...) --==_Exmh_1521571867_3137P Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Comment: Exmh version 2.8.0 04/21/2017 iQEVAwUBWrFYG40DS38y7CIcAQJL5Af+JvWAyw/rPHQdMa+n+LZhoLmEtp7FNEsB +QXUcxO5XeuSecJbg0SpPPRh5KcWy2VNY3kjq4yjqFtSSrXmTR0atJ7Oi0DTyRlF r4H6NM1CtTNaqlS6khWKqesccLL7thUYNiP5ckD2pYCMu3iCdRbp+y0RFiNFa9vS yDWFz9cAThQM8tu3L9RW5PdKn44WDzOmf0WXrhvTEpU6HOQWBj8aZzUSLz14Q2Jy KSCjpVbD3sqZEqcmFt+N7UckpP4G360k1KNeekjqsVf3FeKgnrg8+SxQ+Cb914xL 38t8eX1Ot3dMwBUYqnUUB5rwVdu0jQM4zpWgIUgG9ylP20RUgiOFXQ== =dHhk -----END PGP SIGNATURE----- --==_Exmh_1521571867_3137P--