From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Wolfgang Jenkner Newsgroups: gmane.emacs.devel Subject: Re: Removal of unexec support from glibc malloc Date: Mon, 18 Jan 2016 21:24:34 +0100 Message-ID: <858u3meiv1.fsf@iznogoud.viz> References: <569CDB81.6040600@redhat.com> <569D3BE0.6050103@cs.ucla.edu> <569D4207.4060209@cs.ucla.edu> <83mvs2d5b2.fsf@gnu.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1453148709 10063 80.91.229.3 (18 Jan 2016 20:25:09 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 18 Jan 2016 20:25:09 +0000 (UTC) Cc: fweimer@redhat.com, Paul Eggert , Emacs-devel@gnu.org To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Jan 18 21:25:00 2016 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1aLGME-0005dW-Jr for ged-emacs-devel@m.gmane.org; Mon, 18 Jan 2016 21:24:58 +0100 Original-Received: from localhost ([::1]:33539 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aLGME-0001B2-0d for ged-emacs-devel@m.gmane.org; Mon, 18 Jan 2016 15:24:58 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:47060) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aLGM1-0001Au-Sb for emacs-devel@gnu.org; Mon, 18 Jan 2016 15:24:46 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1aLGLy-0002YW-LB for emacs-devel@gnu.org; Mon, 18 Jan 2016 15:24:45 -0500 Original-Received: from b2bfep12.mx.upcmail.net ([62.179.121.57]:44120) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aLGLy-0002Wr-9w for emacs-devel@gnu.org; Mon, 18 Jan 2016 15:24:42 -0500 Original-Received: from edge11.upcmail.net ([192.168.13.81]) by b2bfep12.mx.upcmail.net (InterMail vM.8.01.05.18 201-2260-151-151-20140610) with ESMTP id <20160118202435.HVZD29633.b2bfep12-int.chello.at@edge11.upcmail.net> for ; Mon, 18 Jan 2016 21:24:35 +0100 Original-Received: from iznogoud.viz ([91.119.110.52]) by edge11.upcmail.net with edge id 7YQa1s00Z17sUYT0BYQaHk; Mon, 18 Jan 2016 21:24:35 +0100 X-SourceIP: 91.119.110.52 Original-Received: from wolfgang by iznogoud.viz with local (Exim 4.86 (FreeBSD)) (envelope-from ) id 1aLGLq-0000Gd-7h; Mon, 18 Jan 2016 21:24:34 +0100 Mail-Followup-To: Eli Zaretskii , Paul Eggert , fweimer@redhat.com, Emacs-devel@gnu.org In-Reply-To: <83mvs2d5b2.fsf@gnu.org> (Eli Zaretskii's message of "Mon, 18 Jan 2016 22:02:41 +0200") User-Agent: Gnus/5.130014 (Ma Gnus v0.14) Emacs/25.1.50 (berkeley-unix) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 62.179.121.57 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:198285 Archived-At: On Mon, Jan 18 2016, Eli Zaretskii wrote: > There's also what the MS-Windows port does (temacs allocates off a > static array), which AFAIK is entirely portable, and doesn't require > mmap. See w32heap.c. Isn't hybrid malloc the portable version of this? A patch series for this already exists (bug##22086), but Paul said that he wanted to get rid of src/gmalloc.c even for allocations before dumping, IIUC. Wolfgang