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=-5.1 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 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 2AC27C00A89 for ; Mon, 2 Nov 2020 13:12:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BCC0F222BA for ; Mon, 2 Nov 2020 13:12:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="hXCcwH1z" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728359AbgKBNMm (ORCPT ); Mon, 2 Nov 2020 08:12:42 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36762 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727324AbgKBNMl (ORCPT ); Mon, 2 Nov 2020 08:12:41 -0500 Received: from mail-wm1-x343.google.com (mail-wm1-x343.google.com [IPv6:2a00:1450:4864:20::343]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D04F7C0617A6 for ; Mon, 2 Nov 2020 05:12:39 -0800 (PST) Received: by mail-wm1-x343.google.com with SMTP id h62so4622875wme.3 for ; Mon, 02 Nov 2020 05:12:39 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=ajDdEx10UNA/d0Hmk6TgxULxR7a3Rd7frUnZNZh6DsM=; b=hXCcwH1z9owjA/yW5G7D0qSwQfnBnW5CqrZKdrWQO/O4TR8Lpbc/i0gBSMTn/PNzQy IVOamzh+0+sr6vLo5HKV71XxkQotK6DnlYrXWcvYDb5RQJQotgPyElATtD/mzuf98e4z bEFvsamjSHKRijB2dlEV3TOvRawmb3pAmF5b5vpXq5hmksUWaQdx6Hvnoy/qBeAsfbS0 nh8XIb+XT0M0Xxt14ImEpJfEyiKyEfhbzoR0mstuWy/rTrJs//jBnFBAawpiVYafuvW8 lCgvRyhwvK0jqb0VQVQaFxH4fYtSALYMJ3VejUiI3KNLRj+jYofpgDSZ8sSoNTMzFNYK TX1g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=ajDdEx10UNA/d0Hmk6TgxULxR7a3Rd7frUnZNZh6DsM=; b=PSJxO3uiTzD4WMaS7jP5o3vv4jQ/y/MKpzUC1H/e7yjDV26k8GK4Ja+jvdJbZNG1tB UWjptBvgqqKBk7eJaEG9rVaii+blNkbgogtVtUWWX6GzOrk+Go6STL+yrZhqJ3LoAaTU uqgTwPPts/HV1eQLej4fH87JDgcitXyQJ33XuaaKDbEn4Mr/uTL9W/h79ZDk0Ahafl1S LBReB1+XVc103lt7oe/bgecqilk8VaOmMho5/mnJOHzAr/2j6zNt5kHEbEVwz6ZuU2u4 I8tgen3J3o+BVWqjn9a27gOYWd5IGqgn9O8TZT05jXrA1uGqXX4gWolzWgBnV9ZjODDB 27pg== X-Gm-Message-State: AOAM5313MePKCZXsVAZV8BlZFrBpJlk7dOkoMG7PuwDkV9aYZ5HyQJXo zW5zn2xeQFOaHC3US5Y9X8oAtfwNJ50= X-Google-Smtp-Source: ABdhPJxVZNjCnM53yT0RmgJPqhAvyTiMa8JZp6EhEQZQNo54krcWxRBM4lsI5WzKDGqYepoYMx3HRA== X-Received: by 2002:a05:600c:21c3:: with SMTP id x3mr17523732wmj.81.1604322758255; Mon, 02 Nov 2020 05:12:38 -0800 (PST) Received: from [192.168.1.143] ([170.253.60.68]) by smtp.gmail.com with ESMTPSA id z15sm21410586wrq.24.2020.11.02.05.12.37 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 02 Nov 2020 05:12:37 -0800 (PST) Subject: Re: [PATCH] io_setup.2: SYNOPSIS: return long To: mtk.manpages@gmail.com Cc: linux-man References: <20201101135957.90237-1-colomar.6.4.3@gmail.com> <6362993f-88d7-5dd4-91b2-03d31ebc8bab@gmail.com> <4de611f0-27e7-164a-bd40-21d276c015be@gmail.com> From: Alejandro Colomar Message-ID: <7bba6ced-14f5-75af-933f-73eac0284a39@gmail.com> Date: Mon, 2 Nov 2020 14:12:36 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.12.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-man@vger.kernel.org On 2020-11-02 14:09, Michael Kerrisk (man-pages) wrote: > Hi Alex, > > On Mon, 2 Nov 2020 at 13:20, Alejandro Colomar wrote: >> >> On 2020-11-02 08:37, Michael Kerrisk (man-pages) wrote: >> > Hi Alex, >> > >> > On 11/1/20 2:59 PM, Alejandro Colomar wrote: >> >> The Linux kernel uses a long as the return type for this syscall. >> >> As glibc provides no wrapper, use the same types the kernel uses. >> > >> > I think we need this patch for all of the io* pages, right? >> >> Hi Michael, >> >> For some reason, no. AFAICS, only io_setup() really uses 'long'. > > But is not SYSCALL_DEFINEX() producing a prototype with return value > 'long' in all the cases? (I have not checked, I just presume so.) Hi Michael, Well, yes. SYSCALL_DEFINEx() produces a return type of long for _all_ syscalls, AFAICS. (as I said before, that macro is a bit obscure, but I can read that). Would you like to change all syscall man pages (without a wrapper) to use long as the return type? Thanks. Alex > > Thanks, > > Michael > > > >