Received: by 10.192.165.148 with SMTP id m20csp853175imm; Wed, 25 Apr 2018 08:39:20 -0700 (PDT) X-Google-Smtp-Source: AIpwx48FtGBe3dFvgiok9OGAtg5EcuGZ7RCSPlA9XXbFX31nuxKbX1x45fQcZubC8TLHUccYEnWr X-Received: by 10.101.69.198 with SMTP id m6mr24174357pgr.244.1524670760677; Wed, 25 Apr 2018 08:39:20 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1524670760; cv=none; d=google.com; s=arc-20160816; b=CuoVW07GUyY+B/KuOfGJhhXcyHEYa1jGjeFU+5/FTEIcbh4upThV7KJ9GD46TNtk9U TVzGtWicCHh7+VoUNdQGdtB0JOHLym+TOPjfbSupScb9lmvoxM2ml44z62Gs8sa0WzwR k3t1WsT/ljSrQDitrBHR+HYqq+jc3u79hX6f757QRUz0R0mYExSdITMDipKiAu35H94y 8VjAwjmwG1qMLnno0hzcWc/uSYIfN9IQCQ2MBdQWpka9pn85+VEXHe+rGsdJkyoyINRP dRHQaaMrHE/e6RpKhLPKHQe3b1qGqBhsRXI5Svn9vLYPpN1rQ9DFGDQENS1tlbaTDolN 8DRA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding :content-language:in-reply-to:mime-version:user-agent:date :message-id:from:references:cc:to:subject:arc-authentication-results; bh=vRKu3BeaiDt6AuFnzZkYeBqM2OTVKWtyiBUYs+4T1BE=; b=sSz/ss8+/ap6rbMJoCboU1O/AgoS+A1b3++W4cSZ269xiSQERoiwTpcE1jWcjZJt6x eUZFwxkdIZ5fs0Y46bHvi1wGAjfB6oJt2cAFO2+fOsqSMrUxE2Ks12S9+f/xbURIyOJ7 ySE6Seln9RxstjMtZfg1GtdpIiYbaPIg8v4LGUjflc80L+Rd7k3vTALSbSc60aI+E8Jb 4BzpyzhGpSAXzFP3YjrPa1jIIoPjmWsCM8RVzibdK/N5SiJ4cOykpxSarShM9Pu/fTqq F9vNpT8Ulwokpc9dcEdKXCgSfOuLQWDRkMFjBG2ji5rCnyFlxUZqu5SG3slcVu8nlNsp 8ZQg== ARC-Authentication-Results: i=1; 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 Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id b129si13581958pgc.387.2018.04.25.08.39.05; Wed, 25 Apr 2018 08:39:20 -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 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754970AbeDYPhv (ORCPT + 99 others); Wed, 25 Apr 2018 11:37:51 -0400 Received: from www62.your-server.de ([213.133.104.62]:44210 "EHLO www62.your-server.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753508AbeDYPhr (ORCPT ); Wed, 25 Apr 2018 11:37:47 -0400 Received: from [62.202.221.10] (helo=linux.home) by www62.your-server.de with esmtpsa (TLSv1.2:DHE-RSA-AES256-SHA:256) (Exim 4.85_2) (envelope-from ) id 1fBMUF-0002wT-L4; Wed, 25 Apr 2018 17:37:39 +0200 Subject: Re: [PATCH bpf-next] bpf: Allow bpf_jit_enable = 2 with BPF_JIT_ALWAYS_ON config To: Alexei Starovoitov , Leo Yan Cc: "David S. Miller" , Alexei Starovoitov , Kirill Tkhai , netdev@vger.kernel.org, linux-kernel@vger.kernel.org References: <1524644322-9263-1-git-send-email-leo.yan@linaro.org> <20180425092547.GA24401@leoy-ThinkPad-X240s> <20180425141435.bvolztivms25y2vt@ast-mbp> From: Daniel Borkmann Message-ID: <77bce91b-8d92-3be2-e4d1-abbb7f4cc2dd@iogearbox.net> Date: Wed, 25 Apr 2018 17:37:39 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.3.0 MIME-Version: 1.0 In-Reply-To: <20180425141435.bvolztivms25y2vt@ast-mbp> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Authenticated-Sender: daniel@iogearbox.net X-Virus-Scanned: Clear (ClamAV 0.99.3/24512/Wed Apr 25 14:30:14 2018) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 04/25/2018 04:14 PM, Alexei Starovoitov wrote: > On Wed, Apr 25, 2018 at 05:25:47PM +0800, Leo Yan wrote: >> >> If we have concern for security issue, should we remove support for >> 'bpf_jit_enable = 2' and modify the doc to reflect this change? > > I suggest to fix the doc. Agree, lets do that instead. Leo, could you cook a patch for that? Thanks, Daniel