From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on dcvr.yhbt.net X-Spam-Level: X-Spam-ASN: AS31976 209.132.180.0/23 X-Spam-Status: No, score=-3.8 required=3.0 tests=AWL,BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_EF,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_PASS,SPF_PASS shortcircuit=no autolearn=ham autolearn_force=no version=3.4.2 Received: from sourceware.org (server1.sourceware.org [209.132.180.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dcvr.yhbt.net (Postfix) with ESMTPS id A6AAF1F461 for ; Thu, 27 Jun 2019 13:22:21 +0000 (UTC) DomainKey-Signature: a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc:content-type; q=dns; s=default; b=J65g C0kyb9t3QT9jkdbwWL+zgUU/vfCYw3Qc7vFAPFgD2VeCFhilZZVdPTqV9dWFjtPu xLU7DlbfMg6J3rUT97nyWjWPNSCVmNmIs3OJnRk9SzFvFYQjW9K7LnjzDM5tcccv XVoK5Hp9vPE92sqLYfNz/kYnA6UX9zYnqOcEOJQ= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc:content-type; s=default; bh=rHrGnFuHLU C0N2UcWfTTYyDzY9E=; b=a5J44LHf+KY6zp2kVqGgQo4eQnf7m4n9GYjhK2TpLG XlWL9puHGa7kFKcZ1iBqv3YAyMXe/IVkPWvxBDlQOdBOlKl/W+XHDjya33aGGhRa DqRKcSLHSI5kqeLiDqBb75uW41Q26CBRuhPv+T7ppahsHyr4hlU4hiHWZrgYOlGP M= Received: (qmail 25778 invoked by alias); 27 Jun 2019 13:22:19 -0000 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: , Sender: libc-alpha-owner@sourceware.org Received: (qmail 25203 invoked by uid 89); 27 Jun 2019 13:22:18 -0000 Authentication-Results: sourceware.org; auth=none X-HELO: mailbackend.panix.com MIME-Version: 1.0 References: <87o92kibdz.fsf@oldenburg2.str.redhat.com> <20190626163908.GA13251@altlinux.org> <530DF2A2-2D76-43F6-81D0-405EFE097A57@brauner.io> <5f740811-e7d7-6ece-4156-89651666e416@redhat.com> In-Reply-To: <5f740811-e7d7-6ece-4156-89651666e416@redhat.com> From: Zack Weinberg Date: Thu, 27 Jun 2019 09:22:02 -0400 Message-ID: Subject: Re: glibc at the Toolchains microconference at LPC 2019 To: "Carlos O'Donell" Cc: Christian Brauner , GNU C Library , "Dmitry V. Levin" Content-Type: text/plain; charset="UTF-8" On Wed, Jun 26, 2019 at 5:04 PM Carlos O'Donell wrote: > > On 6/26/19 1:41 PM, Christian Brauner wrote: > > On June 26, 2019 6:50:23 PM GMT+02:00, Zack Weinberg wrote: > >> On Wed, Jun 26, 2019 at 12:39 PM Dmitry V. Levin > >> wrote: > >>> On Wed, Jun 26, 2019 at 06:01:28PM +0200, Florian Weimer wrote: > >>>> glibc system call wrappers are on the agenda: > >>>> > >>>> > >> > >>>> > >>>> Will anyone from the glibc community attend and can set the right > >>>> expectations? > >>> > >>> What are the right expectations? > >> > >> Well, _I_ think glibc should provide wrappers for all Linux system > >> calls, except those that cannot be used without stomping on internal > >> glibc data structures (e.g. set_tid_address, set_robust_list, brk) and > >> those that have been completely superseded by newer syscalls. Other > >> people have disagreed with me pretty strenuously, but they haven't > >> done any of the work required to make forward progress on their more > >> conservative policies. I am tempted to post a patch early in the 2.31 > >> cycle that adds wrappers for everything, and then threaten to apply it > >> unilaterally unless I hear concrete objections within a week or so. > >> > >> zw > > > > Strongly agree. > > > > Zach, > > Could you please review the language here: > https://sourceware.org/glibc/wiki/Consensus#WIP:_Kernel_syscalls_wrappers > > I drafted it in 2014-10-23 based on comments from Joseph Myers and the > community (almost 5 years ago!) > > If you agree to that langauge I'll propose this again as being accepted > consensus. > > -- > Cheers, > Carlos.