From mboxrd@z Thu Jan 1 00:00:00 1970 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=-1.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 8A3CAC433E1 for ; Wed, 8 Jul 2020 05:20:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6014E20774 for ; Wed, 8 Jul 2020 05:20:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1594185634; bh=1wVO9BE1cY6w1JAMPSgKs3c9xVqeEHUNeFiQCCL3mwM=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=sSXfmvWZbLGPEc7ut7utBtyGkotEk6Q0aNHyuCAjYIwMR1sca2AJgSA/25/V4bGSr jVKliLRkUT8/gVqO/Kwdk5i8YVMQeo3JZM3PmkuPefolrJ5DyWKl4PxLscZ/ZnlC0s xPorFlHPhzp7le1CVWOzENAi8Yjl7/KHKdyeElXo= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728949AbgGHFUb (ORCPT ); Wed, 8 Jul 2020 01:20:31 -0400 Received: from mail-pl1-f195.google.com ([209.85.214.195]:38870 "EHLO mail-pl1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728479AbgGHFUb (ORCPT ); Wed, 8 Jul 2020 01:20:31 -0400 Received: by mail-pl1-f195.google.com with SMTP id d10so17692342pls.5; Tue, 07 Jul 2020 22:20:30 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=mHvv1akSeMcW+d6BM9EuxicMsI99taf4NpplA/oKL1o=; b=KMFoKbnyoePxQFA3rnyFJ3zeD5rtutHt6+jC0y9bRWwTdN/ktAVFBUIec+0s5kU18J i5KpdCz27haaPe9myp+JXs7PbJxijKFzFhPtZkHLq7/9YWrsJxtxwMY27mr7vI9SKcHs /mwoN76UBRwwICd9e1MC39Hof8i19+Y/UZoCqXCr67N+u+rAtsvH34ZbCZPOpHcR0Bt8 BuYnf2Cdr7TyTTeeIT6NH5VI4A62X1GRrzrx0MrHTTtc4ClTrgtoI6UV0wsPdUswS+zv eyV9KD0EsK2+eHPAleumCBO+jfCqFw7je/yf0Lt5Lp4inE3Phx+pqrOjdLROQuwOysKP r/rg== X-Gm-Message-State: AOAM5338rSQ4MybTDF8XQEgzP//lCmtzDh2GLK20KIp4OXOHBrrrny9k a1eZVAWyZTdjhMeyHzq0RVw= X-Google-Smtp-Source: ABdhPJyUtlGzmjKuYw2anwU6VZKAJzkXHMyJZbFUQtGLl++AohBG0jXwWNT+2io4N3hckgnkQtYmRA== X-Received: by 2002:a17:902:bb93:: with SMTP id m19mr47969475pls.137.1594185630550; Tue, 07 Jul 2020 22:20:30 -0700 (PDT) Received: from 42.do-not-panic.com (42.do-not-panic.com. [157.230.128.187]) by smtp.gmail.com with ESMTPSA id u26sm2607618pgo.71.2020.07.07.22.20.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 07 Jul 2020 22:20:29 -0700 (PDT) Received: by 42.do-not-panic.com (Postfix, from userid 1000) id D0978400DB; Wed, 8 Jul 2020 05:20:28 +0000 (UTC) Date: Wed, 8 Jul 2020 05:20:28 +0000 From: Luis Chamberlain To: "Eric W. Biederman" Cc: linux-kernel@vger.kernel.org, David Miller , Greg Kroah-Hartman , Tetsuo Handa , Alexei Starovoitov , Kees Cook , Andrew Morton , Alexei Starovoitov , Al Viro , bpf , linux-fsdevel , Daniel Borkmann , Jakub Kicinski , Masahiro Yamada , Gary Lin , Bruno Meneguele , LSM List , Casey Schaufler , Linus Torvalds Subject: Re: [PATCH v2 00/15] Make the user mode driver code a better citizen Message-ID: <20200708052028.GB4332@42.do-not-panic.com> References: <20200625095725.GA3303921@kroah.com> <778297d2-512a-8361-cf05-42d9379e6977@i-love.sakura.ne.jp> <20200625120725.GA3493334@kroah.com> <20200625.123437.2219826613137938086.davem@davemloft.net> <87pn9mgfc2.fsf_-_@x220.int.ebiederm.org> <87y2oac50p.fsf@x220.int.ebiederm.org> <87bll17ili.fsf_-_@x220.int.ebiederm.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <87bll17ili.fsf_-_@x220.int.ebiederm.org> Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org On Mon, Jun 29, 2020 at 02:55:05PM -0500, Eric W. Biederman wrote: > > I have tested thes changes by booting with the code compiled in and > by killing "bpfilter_umh" and running iptables -vnL to restart > the userspace driver. > > I have compiled tested each change with and without CONFIG_BPFILTER > enabled. Sounds like grounds for a selftests driver and respective selftest? And if so, has the other issues Tetsuo reported be hacked into one? Luis