[{"id":1778093,"web_url":"http://patchwork.ozlabs.org/comment/1778093/","msgid":"","list_archive_url":null,"date":"2017-10-01T22:29:39","subject":"Re: [PATCH 25/58] Hide internal sysinfo functions [BZ #18822]","submitter":{"id":4387,"url":"http://patchwork.ozlabs.org/api/people/4387/","name":"H.J. Lu","email":"hjl.tools@gmail.com"},"content":"On 9/1/17, H.J. Lu wrote:\n> Hide internal sysinfo functions to allow direct access within libc.so\n> and libc.a without using GOT nor PLT.\n>\n> \t[BZ #18822]\n> \t* include/sys/sysinfo.h (__get_nprocs_conf): Add\n> \tlibc_hidden_proto.\n> \t(__get_nprocs): Likewise.\n> \t(__get_phys_pages): Likewise.\n> \t(__get_avphys_pages): Likewise.\n> \t(__get_child_max): Add attribute_hidden.\n> \t* misc/getsysstats.c (__get_nprocs_conf): Add libc_hidden_def.\n> \t(__get_nprocs): Likewise.\n> \t(__get_phys_pages): Likewise.\n> \t(__get_avphys_pages): Likewise.\n> \t* sysdeps/mach/getsysstats.c (__get_nprocs_conf): Add\n> \tlibc_hidden_def.\n> \t(__get_nprocs): Likewise.\n> \t(__get_phys_pages): Likewise.\n> \t(__get_avphys_pages): Likewise.\n> \t* sysdeps/unix/sysv/linux/getsysstats.c (__get_nprocs): Add\n> \tlibc_hidden_def.\n> \t(__get_nprocs_conf): Likewise.\n> \t(__get_phys_pages): Likewise.\n> \t(__get_avphys_pages): Likewise.\n\nTested with build-many-glibcs.py. I am checking it in.","headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":["patchwork-incoming@bilbo.ozlabs.org","mailing list libc-alpha@sourceware.org"],"Authentication-Results":["ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=sourceware.org\n\t(client-ip=209.132.180.131; helo=sourceware.org;\n\tenvelope-from=libc-alpha-return-85213-incoming=patchwork.ozlabs.org@sourceware.org;\n\treceiver=)","ozlabs.org; dkim=pass (1024-bit key;\n\tsecure) header.d=sourceware.org header.i=@sourceware.org\n\theader.b=\"yVP2ngMl\"; dkim-atps=neutral","sourceware.org; auth=none"],"Received":["from sourceware.org (server1.sourceware.org [209.132.180.131])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256\n\tbits)) (No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3y50NG2BVRz9t2m\n\tfor ;\n\tMon, 2 Oct 2017 09:29:50 +1100 (AEDT)","(qmail 8296 invoked by alias); 1 Oct 2017 22:29:43 -0000","(qmail 8281 invoked by uid 89); 1 Oct 2017 22:29:43 -0000"],"DomainKey-Signature":"a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id\n\t:list-unsubscribe:list-subscribe:list-archive:list-post\n\t:list-help:sender:mime-version:in-reply-to:references:from:date\n\t:message-id:subject:to:content-type; q=dns; s=default; b=yJkquKV\n\t0Gt/KdKtfgPDGmgXYlOkccyWyaR22QvM5dYvDqyys7Xggq3+6AyFaqjWMXsJ8Ww/\n\t983bCs82W+BCvCQCDb5aZtQ3UJgNzshvQ8sicJTyFDATAiw77Oq1xN4eUBXAO2Hw\n\t2m6dkeROLC8LvT83TZT06kVv6XPcz8Ja3Q4o=","DKIM-Signature":"v=1; a=rsa-sha1; c=relaxed; d=sourceware.org; h=list-id\n\t:list-unsubscribe:list-subscribe:list-archive:list-post\n\t:list-help:sender:mime-version:in-reply-to:references:from:date\n\t:message-id:subject:to:content-type; s=default; bh=C4z12unPTP8rt\n\t2xIypjYyBKkYlw=; b=yVP2ngMlaXMhhbEbIrhdUEF+KUSn7NN35M7RWZnZCR90u\n\t1Yb9Dph0UcUS0DLFuZINRtS37ppUTbVSTVfLJvYrN/fXYEkH/eSZCqfwhZr5W3V1\n\tczZweyGB7Dh/tjLqqY+PM1FmJF9v7E66g08q3NJCXPhAZEJFxV/4BPlYmWqaGE=","Mailing-List":"contact libc-alpha-help@sourceware.org; run by ezmlm","Precedence":"bulk","List-Id":"","List-Unsubscribe":"","List-Subscribe":"","List-Archive":"","List-Post":"","List-Help":",\n\t","Sender":"libc-alpha-owner@sourceware.org","X-Virus-Found":"No","X-Spam-SWARE-Status":"No, score=-2.5 required=5.0 tests=AWL, BAYES_00,\n\tFREEMAIL_FROM, RCVD_IN_DNSWL_NONE, RCVD_IN_SORBS_SPAM,\n\tSPF_PASS autolearn=no version=3.3.2 spammy=","X-HELO":"mail-oi0-f65.google.com","X-Google-DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=1e100.net; s=20161025;\n\th=x-gm-message-state:mime-version:in-reply-to:references:from:date\n\t:message-id:subject:to;\n\tbh=W3gv8lsrTCVUi+k1ulPh4o00HekQrJYA+hyCaGMx5NI=;\n\tb=gV8Vwl8oGuZY4DCCLKjJ4On9Zho8ebII/YdIjwV8087D/1rlv3X28HX7bvEe2HjZYk\n\toiDp0op8ZU6I6cogo2lWRWa+p9+Lgvlwjl17Tocefd0ospLUv/UvH4tLg6GoSU/NGJra\n\tl/Dwae4QFdKJ0rr0M2J+6xVrJBChpyuHwI/Ig7BRwyI6/awpC2Bg/UCgKVbjlpW6/Zfi\n\tFOwKDB628xLi0VsxDWY+1d+SfWYwK44LJEnGpsCKAhPF+GiCGKaR1lhJeNERDwI5oPlS\n\t4jMFd9GL0RAF6JZtsFxnJpkA4vKVs73KidZre8qnlRc5u2mSFo9WO1dmBJPPM7K1w42Q\n\tZoCg==","X-Gm-Message-State":"AMCzsaUo0JcqovF/o2wt6Mi3BIslzLwOeKTweHc+Y5sKsq0gbSbHvxQ4\n\tUp9FadsSwvEIIJ2hLHLr2RWSc8mfsn+5c8L6oDM=","X-Google-Smtp-Source":"AOwi7QAvjLBBsn79F1K4Dm3rB9yrKLOQwV8kNq9j+GDh+g74t63muUq9yqqMe3lM6x9gR5ziazCWjKltMdIftitQsBk=","X-Received":"by 10.157.1.164 with SMTP id e33mr762431ote.469.1506896980309;\n\tSun, 01 Oct 2017 15:29:40 -0700 (PDT)","MIME-Version":"1.0","In-Reply-To":"<20170901180029.9527-26-hjl.tools@gmail.com>","References":"<20170901180029.9527-1-hjl.tools@gmail.com>\n\t<20170901180029.9527-26-hjl.tools@gmail.com>","From":"\"H.J. Lu\" ","Date":"Sun, 1 Oct 2017 15:29:39 -0700","Message-ID":"","Subject":"Re: [PATCH 25/58] Hide internal sysinfo functions [BZ #18822]","To":"libc-alpha@sourceware.org","Content-Type":"text/plain; charset=\"UTF-8\""}}]