Received: by 2002:a05:6a10:206:0:0:0:0 with SMTP id 6csp4692254pxj; Tue, 22 Jun 2021 06:07:00 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxwx6OITJJu9VoxUcoVbn9Qt/XtB5ipaKRxuWLO/4zK8ELqsMqGTinCxfgNJ5KWJ7bTEJR3 X-Received: by 2002:a1c:ba56:: with SMTP id k83mr4302316wmf.143.1624367220534; Tue, 22 Jun 2021 06:07:00 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1624367220; cv=none; d=google.com; s=arc-20160816; b=P4nPf2NTXY1EfvaVzVRnOx2IgXDiQzLoKuaQ1VWajHpVJvv8vHBYmkBYlO7BOARkJZ 9p+Fw9fz6rGIZx/Dsf9+A2Hvho8pSRffnzUGID8iE7u7CXx/zGYw3hkp8G/PwpvaJy/R JyfT8b3aXCOWRHVTUKUCi7sTrVtMTWmknDypuyyDwwmhIr9xtHU/FNWdr6rd5x0aEhzG nTtO8/4E571YFjrv1lDil9vhWpOQVsVYnSfAYTvgVLvqLuV1aWVLW8kv2K0dUUbBg8Fg gX7WfydXNwtis2lRe2HbvrJwJ8HBZV7C5SXu8Z+QgmWYwV9MMuvrD8zzvK68gDF1N4LQ /yYQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:content-language :in-reply-to:mime-version:user-agent:date:message-id:from:references :cc:to:subject; bh=ZOXHdOqihj/srZZ5Wk3GNyBVXtreGXwguRbVIYbfdSQ=; b=HPKtYaByAcT9TMcFJdatBEVGAuwOSJeSK06Ohq9iTmyyjuT3xH++k0Z6TaLkDN8kXJ 0qa26ZOLoyDUTmPah9MSkyw+1TyKfvjzAUbLAnuxNiCnjznw5oB9Qbg2nkFRKMow/dZh HbphWiB9llRsY0f8+hMdyt4CWUqGd9yVgDBW0NKI78w0FjdiVriAC4WPv0Ube9ElJUFL cz0bH/0z3Ufrj9EYO221J69ffjVAPqxDADAQhMJx6mHRQwlJDd71aXcolLAF99wTUHvy jI9pMXM19VwMHvZZH+j/8D00V0EQb5c9/4vCTxNLl/od+7eyD5COh8g8Hl74HDrz/Btx au6w== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id 30si13414759ejl.646.2021.06.22.06.06.27; Tue, 22 Jun 2021 06:07:00 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230397AbhFVNGS (ORCPT + 99 others); Tue, 22 Jun 2021 09:06:18 -0400 Received: from www62.your-server.de ([213.133.104.62]:38362 "EHLO www62.your-server.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229844AbhFVNGS (ORCPT ); Tue, 22 Jun 2021 09:06:18 -0400 Received: from sslproxy06.your-server.de ([78.46.172.3]) by www62.your-server.de with esmtpsa (TLSv1.3:TLS_AES_256_GCM_SHA384:256) (Exim 4.92.3) (envelope-from ) id 1lvg4M-000CdI-QU; Tue, 22 Jun 2021 15:03:58 +0200 Received: from [85.7.101.30] (helo=linux-3.home) by sslproxy06.your-server.de with esmtpsa (TLSv1.3:TLS_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1lvg4M-000Hly-Ib; Tue, 22 Jun 2021 15:03:58 +0200 Subject: Re: [PATCH bpf] Revert "bpf: program: Refuse non-O_RDWR flags in BPF_OBJ_GET" To: Lorenz Bauer , =?UTF-8?Q?Maciej_=c5=bbenczykowski?= Cc: Alexei Starovoitov , Linux Network Development Mailing List , Linux Kernel Mailing List , BPF Mailing List , "David S . Miller" , Andrii Nakryiko , Greg Kroah-Hartman , Linus Torvalds , Lorenzo Colitti References: <20210618105526.265003-1-zenczykowski@gmail.com> From: Daniel Borkmann Message-ID: Date: Tue, 22 Jun 2021 15:03:58 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.2 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit X-Authenticated-Sender: daniel@iogearbox.net X-Virus-Scanned: Clear (ClamAV 0.103.2/26209/Tue Jun 22 13:07:55 2021) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 6/22/21 10:59 AM, Lorenz Bauer wrote: > On Mon, 21 Jun 2021 at 22:37, Maciej Żenczykowski > wrote: >> >> Please revert immediately. I've got better things to do. I shouldn't >> have to be thinking about this or arguing about this. >> It already took me significantly more than a day simply to track this >> down (arguably due to miscommunications with Greg, who'd earlier >> actually found this in 5.12, but misunderstood the problem, but >> still...). > > You're barking up the wrong tree. I don't object to reverting the > patch, you asked me for context and I gave it to you. +1, this kind of barking was unnecessary and inappropriate. I revamped the commit message a bit to have some more context for future reference when we need to get back on this. Anyway, applied.