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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 BEA00C41621 for ; Sat, 13 Mar 2021 19:27:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id A34BD64E62 for ; Sat, 13 Mar 2021 19:27:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234596AbhCMT0o (ORCPT ); Sat, 13 Mar 2021 14:26:44 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36172 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234397AbhCMT0C (ORCPT ); Sat, 13 Mar 2021 14:26:02 -0500 Received: from mail-wm1-x334.google.com (mail-wm1-x334.google.com [IPv6:2a00:1450:4864:20::334]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CE0D5C061574; Sat, 13 Mar 2021 11:26:01 -0800 (PST) Received: by mail-wm1-x334.google.com with SMTP id u5-20020a7bcb050000b029010e9316b9d5so14144833wmj.2; Sat, 13 Mar 2021 11:26:01 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=hSTdDcjje/hceZMxpO7qDIzVpu8KWXMOYCef8SD5Sy4=; b=iRU7DB8qHHfol0pRy/yTycv/ytdKuDKWYoke7HDhLf1b+CyhIIORjFzpmT7FKWuyjA jLQqN/qAv3CxS4Ky7aFr08zDcM38GIm1Kngf2UezUgqztT4tM5IymKGGFSfcGPhePwnv BliJO9c6rfTL0XLHAtyXTLT7lcT2Jl2mhX+mtXL8OE8PxMJp8SyKaKlYDNP3JG0wE1Kx 7AVkZl2niYVuEXYpill+hGssn+8ZGuH0K7O9yNRwSZy/at3kqIBBC+Y3e/VGSeTNzeXG eDx+JBCBBdZJ9kwrQHlJbwOufXIGf0ZZ0FTlZPvSB7nXlL1Dcp+9MUOrrxdURqUq85yO /8/g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=hSTdDcjje/hceZMxpO7qDIzVpu8KWXMOYCef8SD5Sy4=; b=pOJV6aCwngv7PcuIoA7HCbnxFVsdCknfVv9W7oVhiEaehFM8zLZL4c8Ff7RnvgfggG BqsUWUOQRRN1blxEDzevIUQ4nyildrl8lwEavJIgqzfZP+wKD6/fbPMCMqmhURn1Up8C mjIn08czk8xMDoZKujUSz4nz83xADCz+9YcPTDn1Exrz83aPups2oNlGd5zJ3GQnL8lx isZl/74QSzbE/6vCra3pUU1hFYXj6S/jAdMKMtaOi2jW8DRn4rUFFYjF1PBpveBk7MzC f6k7qCWrD8ICW42vVt/rORIlX/B0OxZd/KjlqKuwemg4wrwW1AOdnkj/e/3x26YPXEtU mKWQ== X-Gm-Message-State: AOAM532/YF3nWdAD3G6iSmpceNVAmj4ItaIFGKKTmsPAsKPOR3GqEpVR IedAqfSnQ30UBwV5t8aMn1M= X-Google-Smtp-Source: ABdhPJwdRHI7UONCGKpzUUYdG5/c4LkiL+jfrlZ1Xo34nkDe10cswmF2DmJkFx8O2heFSuKKL01mzw== X-Received: by 2002:a05:600c:4f14:: with SMTP id l20mr18692607wmq.71.1615663560662; Sat, 13 Mar 2021 11:26:00 -0800 (PST) Received: from localhost.localdomain ([170.253.51.130]) by smtp.googlemail.com with ESMTPSA id j136sm7670964wmj.35.2021.03.13.11.25.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 13 Mar 2021 11:26:00 -0800 (PST) From: Alejandro Colomar To: mtk.manpages@gmail.com Cc: Alejandro Colomar , linux-man@vger.kernel.org, libc-alpha@sourceware.org, linux-kernel@vger.kernel.org, Florian Weimer Subject: [RFC v3 14/17] get_robust_list.2: Use syscall(SYS_...); for system calls without a wrapper Date: Sat, 13 Mar 2021 20:25:24 +0100 Message-Id: <20210313192526.350200-15-alx.manpages@gmail.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210214133907.157320-1-alx.manpages@gmail.com> References: <20210214133907.157320-1-alx.manpages@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Also remove unused includes. Signed-off-by: Alejandro Colomar --- man2/get_robust_list.2 | 20 ++++++++------------ 1 file changed, 8 insertions(+), 12 deletions(-) diff --git a/man2/get_robust_list.2 b/man2/get_robust_list.2 index b1ae42dbd..9c8f14443 100644 --- a/man2/get_robust_list.2 +++ b/man2/get_robust_list.2 @@ -32,17 +32,16 @@ get_robust_list, set_robust_list \- get/set list of robust futexes .SH SYNOPSIS .nf -.B #include -.B #include -.B #include +.BR "#include " \ +" /* Definition of " "struct robust_list_head" " */" +.BR "#include " " /* Definition of " SYS_* " constants */" +.B #include .PP -.BI "long get_robust_list(int " pid ", struct robust_list_head **" head_ptr , -.BI " size_t *" len_ptr ); -.BI "long set_robust_list(struct robust_list_head *" head ", size_t " len ); +.BI "long syscall(SYS_get_robust_list, int " pid , +.BI " struct robust_list_head **" head_ptr ", size_t *" len_ptr ); +.BI "long syscall(SYS_set_robust_list," +.BI " struct robust_list_head *" head ", size_t " len ); .fi -.PP -.IR Note : -There are no glibc wrappers for these system calls; see NOTES. .SH DESCRIPTION These system calls deal with per-thread robust futex lists. These lists are managed in user space: @@ -139,9 +138,6 @@ could be found. These system calls were added in Linux 2.6.17. .SH NOTES These system calls are not needed by normal applications. -No support for them is provided in glibc. -In the unlikely event that you want to call them directly, use -.BR syscall (2). .PP A thread can have only one robust futex list; therefore applications that wish -- 2.30.2