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=-15.7 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=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 79C93C433B4 for ; Sun, 4 Apr 2021 11:59:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 52B0F6128A for ; Sun, 4 Apr 2021 11:59:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230452AbhDDL74 (ORCPT ); Sun, 4 Apr 2021 07:59:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37870 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230446AbhDDL7z (ORCPT ); Sun, 4 Apr 2021 07:59:55 -0400 Received: from mail-wr1-x42b.google.com (mail-wr1-x42b.google.com [IPv6:2a00:1450:4864:20::42b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 849C6C061756 for ; Sun, 4 Apr 2021 04:59:51 -0700 (PDT) Received: by mail-wr1-x42b.google.com with SMTP id b9so722696wrs.1 for ; Sun, 04 Apr 2021 04:59:51 -0700 (PDT) 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=pcPv5Fuq5z0fIsLcPIO2L+6g4NPWa5MD8jyc9rRrveQ=; b=YPt5bVCa4Zc2nvNX3LKhb/9PwuHtj9xpazxRdDGGzVv7b2RYNDSbyv4xvADB4h3xLo E57v4SXS7QVIq+0sqrcbRI5x0CwOzj0aanDsUoK9WTkPQdzbHQnrcaMzAbZiRWAh3bPM Zak/sN7t/p1WDYsiB1U65yymGi39R6PqfNBam8FuCAAN02LVH/KdPhLRIg1W76923/Z5 5ctf2fVoVJTBFxQ/hVRW0gYd0kbdbMy5r+kBgzoomtKlGERM21aTrJSK4ZoyDSeQSf2K 5MgltixOa9Fb19RY7Z8rMM5Zyrlrylsj9/INL0R63VuUDexUwj7KPdHTEc71otBy8loz xATQ== 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=pcPv5Fuq5z0fIsLcPIO2L+6g4NPWa5MD8jyc9rRrveQ=; b=aV/yoBAB4dY6n5B2QdaZMiS9BjfTNUKzsqJKUD8lhMq0ynDJidM+OgqIHu977ZjHex PDZzE9zzfFB1WOg7vl+i+OD3tL54PXCZk4rrI9KrQn38YDp+Oczk/utVe1jJgKNKRIDi QuoVM1fMOhZkP3CB9mS3OtHteZfansWDr/4ryJYgG5p74Gio7c2tyOmu2uSH1riMnwNH gvxT6APkOm39prwmK+LYFGaJIyQK6YKd0qOQoOIjVfy1GXsDvh6vDHWn/gXHN7zdmND6 9FtBx9yeGO2+jmQLpB9GaLjJhr1LZn7UwrJ4a57A0S04/7+s/WHlny+v4Xp9WgDwifEd 3AKg== X-Gm-Message-State: AOAM5309v/aZWGefICaa8asS9odsnOyLCarys7ng7p2/W2h7VZW58H+/ bU4qtf4oaqx8ED9oyXrCX4c= X-Google-Smtp-Source: ABdhPJxWM1i6U8beK8Co/cYI7nm/TskUUs9NACQmBOgnjlQ6b6umcmeFvI95MFFmylfVBEXlL0D8vw== X-Received: by 2002:adf:a1d8:: with SMTP id v24mr23814265wrv.378.1617537590374; Sun, 04 Apr 2021 04:59:50 -0700 (PDT) Received: from localhost.localdomain ([170.253.36.171]) by smtp.googlemail.com with ESMTPSA id u2sm23786967wrp.12.2021.04.04.04.59.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 04 Apr 2021 04:59:50 -0700 (PDT) From: Alejandro Colomar To: mtk.manpages@gmail.com Cc: Alejandro Colomar , linux-man@vger.kernel.org, libc-alpha@sourceware.org Subject: [PATCH v5 25/35] get_robust_list.2: Use syscall(SYS_...); for system calls without a wrapper Date: Sun, 4 Apr 2021 13:58:38 +0200 Message-Id: <20210404115847.78166-26-alx.manpages@gmail.com> X-Mailer: git-send-email 2.31.0 In-Reply-To: <20210403194026.102818-1-alx.manpages@gmail.com> References: <20210403194026.102818-1-alx.manpages@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-man@vger.kernel.org Signed-off-by: Alejandro Colomar --- man2/get_robust_list.2 | 19 ++++++++----------- 1 file changed, 8 insertions(+), 11 deletions(-) diff --git a/man2/get_robust_list.2 b/man2/get_robust_list.2 index dd43cded2..b1368ddd3 100644 --- a/man2/get_robust_list.2 +++ b/man2/get_robust_list.2 @@ -32,16 +32,16 @@ get_robust_list, set_robust_list \- get/set list of robust futexes .SH SYNOPSIS .nf -.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: @@ -138,9 +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 -- 2.31.0