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 A964AC2BA17 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 8F6C364ED1 for ; Sat, 13 Mar 2021 19:27:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234585AbhCMT0n (ORCPT ); Sat, 13 Mar 2021 14:26:43 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36168 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234395AbhCMT0B (ORCPT ); Sat, 13 Mar 2021 14:26:01 -0500 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 09F68C061574; Sat, 13 Mar 2021 11:26:01 -0800 (PST) Received: by mail-wr1-x42b.google.com with SMTP id y16so6617151wrw.3; Sat, 13 Mar 2021 11:26:00 -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=WAJ8l7S3N7jAAUiOrOBAwKqf/KXf6VsnLcR6sFmm34Q=; b=Lzc/pdUdNtyQnIkl7poe8jxu5OBMbq9ruGKWoMAs59ew+kQxI+1D3O4M2X2LH0ZPO7 jGY3ZIpoG4gOaqhLLdYAAe6YNmCNqmdDBJt9OfFfsWlsqvFChw9KpGKKmArpHcFkZhxq lEa7CXVR3LZh7E37zE5L6BKuMXQlyaJh1dTw+ubClD1kFAh/FaGbljjJi7SskaHuH0Vr nomDBUuryL/QFYqfNbkR7HcfzjepZp2VGObudTN4B+Z83ewieZbnniRPUC4IEQ4lcdtB /2iB7t/U/8J1oR1xiagO0q5NmJ59lRQ2Vxz1lXFMS2IKJNLb7J8ArZLO7CZqXVFW6jPS F4tA== 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=WAJ8l7S3N7jAAUiOrOBAwKqf/KXf6VsnLcR6sFmm34Q=; b=LxbTGKzpONie0l/vEoHzdjTsP4SbyGFEKmuWESMahsR6z3ZF3bpic35mPvv8s3rK9u gLNwMf3aUBxTbJT8lRU9Yg3PP1wHE0h3Vdz8tGa/C4UUCG5KhgcIWl2cVQmUUhNEGDJ/ Iq2zZw3aCZxg6t9m2GSxebv5UGCTU065Uvx73PqpOPxqolUbQn2aLFTenZV5lawqPxsC ld0pIKE5KLJr73ANwr0Dx2YnT9HI2MvHQD3e86pGOC0YME6+KSNiOG9rauYDJHjeBgBZ zGkoAz7IgEJTip+vjQA3oQaHmV/ElYbyM5JO/Mm0o8NAG34439hLjmkA33XPtvuQqJCn m1lA== X-Gm-Message-State: AOAM532KNc6RjIChaBsfXwxts5yIDtwUrtRmYoub26n4Xifw9uFDFcWK ceo3FANp1xjT7h4y7zfIGLA= X-Google-Smtp-Source: ABdhPJzkRm+ZA4vhU5vZItwDPwVrxlDWOs0deZ/6NNDvo21ELaqzPaYQgbY9quF8RLkyPjJ3BZ7nhw== X-Received: by 2002:adf:cf11:: with SMTP id o17mr20102411wrj.391.1615663559850; Sat, 13 Mar 2021 11:25:59 -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 11:25:59 -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 13/17] getunwind.2: Use syscall(SYS_...); for system calls without a wrapper Date: Sat, 13 Mar 2021 20:25:23 +0100 Message-Id: <20210313192526.350200-14-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 Signed-off-by: Alejandro Colomar --- man2/getunwind.2 | 14 ++++---------- 1 file changed, 4 insertions(+), 10 deletions(-) diff --git a/man2/getunwind.2 b/man2/getunwind.2 index 9a58f43e4..3490a0617 100644 --- a/man2/getunwind.2 +++ b/man2/getunwind.2 @@ -29,16 +29,14 @@ getunwind \- copy the unwind data to caller's buffer .SH SYNOPSIS .nf -.B #include .B #include +.BR "#include " " /* Definition of " SYS_* " constants */" +.B #inlcude .PP -.BI "long getunwind(void " *buf ", size_t " buf_size ); +.BI "long syscall(SYS_getunwind, void " *buf ", size_t " buf_size ); .fi -.PP -.IR Note : -There is no glibc wrapper for this system call; see NOTES. .SH DESCRIPTION -.I Note: this function is obsolete. +.I Note: this system call is obsolete. .PP The IA-64-specific @@ -102,9 +100,5 @@ and is available only on the IA-64 architecture. This system call has been deprecated. The modern way to obtain the kernel's unwind data is via the .BR vdso (7). -.PP -Glibc does not provide a wrapper for this system call; -in the unlikely event that you want to call it, use -.BR syscall (2). .SH SEE ALSO .BR getauxval (3) -- 2.30.2