From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#50453: 27.2; Portable dumper broken on MSW Date: Thu, 09 Sep 2021 19:28:25 +0300 Message-ID: <83v939k91y.fsf@gnu.org> References: <871r60v9i0.fsf.ref@yahoo.com> <871r60v9i0.fsf@yahoo.com> <83eea0pkdz.fsf@gnu.org> <87y287nsz5.fsf@yahoo.com> <83pmtjmc6e.fsf@gnu.org> <87bl52npea.fsf@yahoo.com> <87sfyem17q.fsf@yahoo.com> <8335qekllx.fsf@gnu.org> <87bl51ncq6.fsf@yahoo.com> <874katnc2h.fsf@yahoo.com> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="15852"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 50453@debbugs.gnu.org To: Po Lu Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Thu Sep 09 18:29:14 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 1mOMvJ-0003rs-Co for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 09 Sep 2021 18:29:13 +0200 Original-Received: from localhost ([::1]:55358 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mOMvH-0006ws-1p for geb-bug-gnu-emacs@m.gmane-mx.org; Thu, 09 Sep 2021 12:29:11 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:55996) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mOMv8-0006qO-2e for bug-gnu-emacs@gnu.org; Thu, 09 Sep 2021 12:29:02 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:52763) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mOMv7-0000q6-Qo for bug-gnu-emacs@gnu.org; Thu, 09 Sep 2021 12:29:01 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1mOMv7-0005AE-NA for bug-gnu-emacs@gnu.org; Thu, 09 Sep 2021 12:29:01 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 09 Sep 2021 16:29:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 50453 X-GNU-PR-Package: emacs Original-Received: via spool by 50453-submit@debbugs.gnu.org id=B50453.163120489919784 (code B ref 50453); Thu, 09 Sep 2021 16:29:01 +0000 Original-Received: (at 50453) by debbugs.gnu.org; 9 Sep 2021 16:28:19 +0000 Original-Received: from localhost ([127.0.0.1]:36076 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mOMuR-000592-KQ for submit@debbugs.gnu.org; Thu, 09 Sep 2021 12:28:19 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:38694) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mOMuQ-00058j-3R for 50453@debbugs.gnu.org; Thu, 09 Sep 2021 12:28:18 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:37818) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mOMuK-0008SM-Se; Thu, 09 Sep 2021 12:28:12 -0400 Original-Received: from 84.94.185.95.cable.012.net.il ([84.94.185.95]:2010 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mOMuK-0001nj-FF; Thu, 09 Sep 2021 12:28:12 -0400 In-Reply-To: <874katnc2h.fsf@yahoo.com> (message from Po Lu on Thu, 09 Sep 2021 20:55:02 +0800) 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:213925 Archived-At: > From: Po Lu > Cc: 50453@debbugs.gnu.org > Date: Thu, 09 Sep 2021 20:55:02 +0800 > > If VM_SUPPORTED is defined to 0, Emacs loads the pdmp file normally. > Perhaps Emacs could test for is_window_9x (), and if affirmative, fall > back to using dump_mmap_contiguous_heap? It's possible, but only as the last resort, because it will cause the startup to be much slower. How did you try that? Did you rebuild Emacs? If so, I would like you to try a different change first, before we decide to give up on the memory-mapped file approach.