From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Monnier via "Bug reports for GNU Emacs, the Swiss army knife of text editors" Newsgroups: gmane.emacs.bugs Subject: bug#36649: 27.0.50; pure space and pdumper Date: Wed, 12 May 2021 15:07:42 -0400 Message-ID: References: <83d03kaz6f.fsf@gnu.org> <87h7svc87d.fsf@igel.home> <87sg5bt1bp.fsf@gmail.com> <4c1248b8-88cc-ca06-6bc8-9f0bb9a98c98@cs.ucla.edu> <87mtt0hupl.fsf@gnus.org> <83mtt02dyz.fsf@gnu.org> <877dk3hoko.fsf@gnus.org> <87y2cjg9mu.fsf@gnus.org> <83a6oz3lpm.fsf@gnu.org> <837dk33kzg.fsf@gnu.org> Reply-To: Stefan Monnier Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="39132"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) Cc: eggert@cs.ucla.edu, rpluim@gmail.com, stefan@marxist.se, schwab@linux-m68k.org, pipcet@gmail.com, 36649@debbugs.gnu.org, larsi@gnus.org, akrl@sdf.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Wed May 12 21:27:14 2021 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1lguVm-000A3w-I7 for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 12 May 2021 21:27:14 +0200 Original-Received: from localhost ([::1]:34906 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lguVl-0003Na-LW for geb-bug-gnu-emacs@m.gmane-mx.org; Wed, 12 May 2021 15:27:13 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:56778) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lguDD-00011k-3N for bug-gnu-emacs@gnu.org; Wed, 12 May 2021 15:08:03 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:57289) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lguDC-0006Vh-SH for bug-gnu-emacs@gnu.org; Wed, 12 May 2021 15:08:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1lguDC-0001Nx-Nv for bug-gnu-emacs@gnu.org; Wed, 12 May 2021 15:08:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Stefan Monnier Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 12 May 2021 19:08:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 36649 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: patch Original-Received: via spool by 36649-submit@debbugs.gnu.org id=B36649.16208464735298 (code B ref 36649); Wed, 12 May 2021 19:08:02 +0000 Original-Received: (at 36649) by debbugs.gnu.org; 12 May 2021 19:07:53 +0000 Original-Received: from localhost ([127.0.0.1]:40601 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lguD2-0001NO-Jb for submit@debbugs.gnu.org; Wed, 12 May 2021 15:07:52 -0400 Original-Received: from mailscanner.iro.umontreal.ca ([132.204.25.50]:46313) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1lguD0-0001N5-7z for 36649@debbugs.gnu.org; Wed, 12 May 2021 15:07:50 -0400 Original-Received: from pmg1.iro.umontreal.ca (localhost.localdomain [127.0.0.1]) by pmg1.iro.umontreal.ca (Proxmox) with ESMTP id DC8691002C8; Wed, 12 May 2021 15:07:44 -0400 (EDT) Original-Received: from mail01.iro.umontreal.ca (unknown [172.31.2.1]) by pmg1.iro.umontreal.ca (Proxmox) with ESMTP id 5B60710008C; Wed, 12 May 2021 15:07:43 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=iro.umontreal.ca; s=mail; t=1620846463; bh=xQq/QzulE5Nzmu+CoD3JPUNUNcdEvLR/oGGRuttCeI8=; h=From:To:Cc:Subject:References:Date:In-Reply-To:From; b=GN/NDE7oB5hfXdhHxy+McouB1MH3wvOM0bCOErv0y11tV/0c52SDAV0N6CFQGzFqz WRPaZjEiYEfcYbunIUvKfyFEA/Kx9I29OYF6PEr8ml8J1zC7lPHibQKdAJGiELkekv iMQByz6VEtSAGNXpp4gp8JzHugi4sq2LoDuEB3vQYMTqfXVkdmlIdAqGcFBU72WCPS n1ftpO8Zzeo5aE1RxidDP48TATSMpTC54cGIvnvLhxbZyofqV6UF1EqzzWAIfNLMhx iYKT3HLHPHsuNL7KUBmCeRV9Swsq6xCUErppYomHFGaAE8dKwwlzaMAHKvuPMNGkJp YsKT+f3s6vJxA== Original-Received: from alfajor (76-10-140-76.dsl.teksavvy.com [76.10.140.76]) by mail01.iro.umontreal.ca (Postfix) with ESMTPSA id 09CAB120281; Wed, 12 May 2021 15:07:43 -0400 (EDT) In-Reply-To: <837dk33kzg.fsf@gnu.org> (Eli Zaretskii's message of "Wed, 12 May 2021 20:44:35 +0300") X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:206385 Archived-At: >> > Keeping unexec doesn't mean breaking it. If we believe someone might >> > need that configuration, then we should give them a full-fledged >> > Emacs, not a crippled one. >> >> Removing pure space from unexec builds doesn't make them >> crippled, AFAIK. > > I just don't want to risk that, not at all. Because if we are missing > something, it will require efforts I'd rather put elsewhere. I can see a risk that removing purespace will break unexec because of some oversight of some detail somewhere (simply because it's a configuration that's basically never tested), but I can't imagine the breakage to be hard to fix: running without purespace has been used during the bootstrap for many many years, both with pdump and with unexec, so it's really not "special". The only real consequence will be a slightly worse performance, but no worse than what we get with pdump anyway ;-) Stefan