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=-7.4 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham 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 CCFE3C433E0 for ; Thu, 2 Jul 2020 06:02:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A26A92085B for ; Thu, 2 Jul 2020 06:02:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=web.de header.i=@web.de header.b="HP8bgulw" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726045AbgGBGCj (ORCPT ); Thu, 2 Jul 2020 02:02:39 -0400 Received: from mout.web.de ([212.227.15.14]:52213 "EHLO mout.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725263AbgGBGCi (ORCPT ); Thu, 2 Jul 2020 02:02:38 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=web.de; s=dbaedf251592; t=1593669729; bh=1wsof2EjqnJl8QEWYmm5y3N851fM7oKgM49vh7cC63g=; h=X-UI-Sender-Class:Subject:To:References:From:Cc:Date:In-Reply-To; b=HP8bgulw4ad4LQy47XLBIYTkFg+yF4RnryTW6nRwDo29gUowUt+5sQy2qjf/bS5yN gRwNX4JE3C2cdyGRjPSJMsicJKC4T1LbnJQ7kKOFaeAyfB+a2eB9yfPShpC55FHUeO fg3nuxn4i9loBCs2dd0NAtUa+nsldF6qGq0dY0Wc= X-UI-Sender-Class: c548c8c5-30a9-4db5-a2e7-cb6cb037b8f9 Received: from [192.168.1.2] ([93.132.138.52]) by smtp.web.de (mrweb001 [213.165.67.108]) with ESMTPSA (Nemesis) id 0MA5dJ-1jfYgj41Y9-00BKkH; Thu, 02 Jul 2020 08:02:09 +0200 Subject: Re: [v2] Documentation: Coccinelle: fix typos and command example To: Julia Lawall , Randy Dunlap , Coccinelle , linux-doc@vger.kernel.org References: <0616dd0c-bb86-be2b-3dc6-1c695a92c3ca@infradead.org> <2a3940de-6a81-1aff-8109-53c1c5a6aa1b@web.de> <2f80fb10-dc7f-29be-dc3e-2715f8bafc6d@web.de> <648d287e-3636-1858-1439-103d317f8571@web.de> <34065299-03cf-5b62-db37-0acc9830be72@infradead.org> <65db3f88-1ac8-374d-e3fe-2ea0970ffd67@web.de> <30b722ca-1bd8-2b96-ca41-1e9bc7212b66@infradead.org> <05f8cb2b-c76e-e2ba-24a8-5676c1792255@infradead.org> <5e83b473-8764-fbfc-394c-1acffa74943c@web.de> From: Markus Elfring Cc: kernel-janitors@vger.kernel.org, LKML , Jonathan Corbet , Masahiro Yamada , Michal Marek , Nicolas Palix , Gilles Muller Autocrypt: addr=Markus.Elfring@web.de; 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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.9.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-GB Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:qbv8iPdT4jeSigF3B93eqk/Noh3lKM93GKK4O7BpS3U87AnwQCC fqnIcS0NPbnrkL8sscnZCndzItzGozLGzTNUsCkM7XMs8zeHsue+0/SEIX7AdWgcJPpkJTX fhXzeFDrkZhW99dT9Le8t8JEJ9xjU9RusH1lXpWhLP6axjz8BY4mc2ZDlL4oJFc7IK3aXvx PZJOUWs69TD8hoD3aPXfw== X-UI-Out-Filterresults: notjunk:1;V03:K0:65HUgGFLS6M=:nY917XZbMC90o4jUwLL6Ph IkaJ1nThoXJbBcNt2iVhsI+oHRLzTLRNUOX9FH8ld5GJWF7X3m1KJYIjfDqvGaCbZM648CWvA wDOGgAMT5e3N2piIemnOhT5wY5USWTUAQ4pC3/bMoAe0vs8F9MJFiGnSKBZEPkL3zxlJm79XA CoqsFSDeTcpV+Ph1mmNyCuCCfC84s6ya33Ia49bDodDSvmFzYqgQdwwHNqb4JogqVlMj5hG8Q c+ZfQvdUhd0A69VXwt5PDEGogNDqps86nCV9IZTUPOV6Rxb8LJ0OqQA+45hT2QMz71TzBAOYK KesnPUy6QCmgBzvGu7w2GzI9wl4jjQbiMk+IesKrnZCAZzUCnptqOZn05NidA/dMy+1ahUbvC Tqi1ZcpxJspHq0FopZ9NzFKvDBlScCTloiPADAWchFA+6RLltvHeEs9rTGGSMxuh+/UlA8UZ9 id//oy+iCMD3nSuovcsyFJR0DGUAYx0LYetkxbjZf67eEyld4QTpNCumwRvF+ZHqsO2WQi7++ guBGWtqcyngT2MHh5uUThdEKHDhqjswRCagUIDETA4cOXafCrg7RvgpAqTlhwisOiEpyyLhnu UiRuk5b57hdHjQ2ZCqPMTVdfbXZmbUNJ8E8131IgOLi+CYlx6I7/Fk59I6bIla6gUZgj9FLgW PyKvANSG1GS1B3F9EtNwkIoW8qRMhFG1UDuXUV3noOoyXkHLwF5roz4pRfi6W1MA8PUPXmBtF nh6UpEBYXY5x3NxURedlyb2n48AIT0PqzXUQYFoql376lon2N9PDi6TrCSvtnnFeFm8nt5c3E YegH2kCgm50C+x0W6Lg7eS0wKjpvAu/qLcU5rXPMoBFCKrwuyS1sHYndua3z4Ppuu2WdMVee9 DFBVOg3qUxIk8wLOS7HsY5Sg0Y7khduDy7jd8/HEVL9wXI0vpxDoYOWXW4swahHcaI4GN8/g0 KSw1HPRKsfhiA4TVTKvB9eNlwYE/Xf+N4azJSmUnA0kIb+SBYgSPGFo0TuCFpL7gRfdg3Ucoi Ggz4cjT7Qp22EEZ38nwX8S7a+v5WmbTopwafXFnpLc4leF+XVu+Tu5ZsZtXj1thVYNMKk+0Gg L3QOJC6ox+N61KJWj03MV5ENTbc9SJDsFSBQrH7+BfJlj5HbJHLZ1Te4fp3D+1BjR5kg3KZFH EJBK6duwODLeBDPLtKbr5JZWYa3RKrQrlNYOYhQnVrikurUcpgsw+jldLNNqnhN2idorfO18L uIC5MIow72R3RciswNkcLvkkw5zYALLNVwZt51Q== Sender: linux-doc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org >>> Julia, Markus- can you tell me how to run coccicheck on one source fil= e? >> >> You can choose between two methods. >> >> * Use the documented build target with appropriate parameters. >> (How many Linux software modules do consist of only a single source f= ile?) > > This is a useless piece of information. What are "appropriate parameter= s". I propose to take another look at details from the discussed software docu= mentation for the desired selection of useful settings. https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Do= cumentation/dev-tools/coccinelle.rst?id=3Dcd77006e01b3198c75fb7819b3d0ff89= 709539bb#n167 It is mentioned there that the make variable =E2=80=9CM=E2=80=9D can be us= ed to apply Coccinelle to a specific directory. * Which existing directories will contain a single source file for a while= ? * You can create folders on demand with one source file (or equivalent symbolic links), can't you? >> * Do you get further ideas from another concrete command example? >> https://lore.kernel.org/linux-arm-kernel/5b693ee0-0cb1-7ff3-b562-bac6= bcb6aae8@web.de/ >> https://lkml.org/lkml/2020/6/29/357 >> >> elfring@Sonne:~/Projekte/Linux/next-patched> make J=3D1 C=3D1 CHECK= =3D'scripts/coccicheck' MODE=3Dcontext COCCI=3D~/Projekte/Linux/next-patch= ed/scripts/coccinelle/null/show_pointer_usage_before_null_check-20200701.c= occi drivers/usb/mtu3/mtu3_gadget.o > > This is not what is intended. I am curious how corresponding intentions will be adjusted. > What is intended has never worked. I wonder about this view. Did I get inappropriate impressions from the presented test example? > The coccicheck script expects that the file name is received on its comm= and > line, and that is not the case. I have asked the person who wrote the > code if he knows how to fix it. I am also curious how this area might evolve further. Regards, Markus