From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#36609: 27.0.50; Possible race-condition in threading implementation Date: Sat, 13 Jul 2019 19:02:37 +0300 Message-ID: <83r26tzzvm.fsf@gnu.org> References: <87muhks3b5.fsf@hochschule-trier.de> <83muhj2zmb.fsf@gnu.org> <83ims72xcj.fsf@gnu.org> <83a7dj2sz9.fsf@gnu.org> <835zo72jmr.fsf@gnu.org> <834l3r2jbe.fsf@gnu.org> <8336jb2fhq.fsf@gnu.org> <83wogmyo1k.fsf@gnu.org> <83sgraylof.fsf@gnu.org> Injection-Info: blaine.gmane.org; posting-host="blaine.gmane.org:195.159.176.226"; logging-data="176283"; mail-complaints-to="usenet@blaine.gmane.org" Cc: 36609@debbugs.gnu.org, politza@hochschule-trier.de To: Pip Cet Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sat Jul 13 18:04:23 2019 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([209.51.188.17]) by blaine.gmane.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1hmKVa-000jiW-LS for geb-bug-gnu-emacs@m.gmane.org; Sat, 13 Jul 2019 18:04:22 +0200 Original-Received: from localhost ([::1]:57178 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hmKVY-00024x-Sv for geb-bug-gnu-emacs@m.gmane.org; Sat, 13 Jul 2019 12:04:20 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:43410) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hmKVV-00024o-Ln for bug-gnu-emacs@gnu.org; Sat, 13 Jul 2019 12:04:18 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hmKVS-00073x-6L for bug-gnu-emacs@gnu.org; Sat, 13 Jul 2019 12:04:16 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:34414) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1hmKVG-0006uW-MZ for bug-gnu-emacs@gnu.org; Sat, 13 Jul 2019 12:04:07 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1hmKVG-0007Xy-Cg for bug-gnu-emacs@gnu.org; Sat, 13 Jul 2019 12:04:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Sat, 13 Jul 2019 16:04:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 36609 X-GNU-PR-Package: emacs Original-Received: via spool by 36609-submit@debbugs.gnu.org id=B36609.156303378528942 (code B ref 36609); Sat, 13 Jul 2019 16:04:02 +0000 Original-Received: (at 36609) by debbugs.gnu.org; 13 Jul 2019 16:03:05 +0000 Original-Received: from localhost ([127.0.0.1]:43235 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1hmKUL-0007Wk-50 for submit@debbugs.gnu.org; Sat, 13 Jul 2019 12:03:05 -0400 Original-Received: from eggs.gnu.org ([209.51.188.92]:58966) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1hmKUJ-0007WG-7h for 36609@debbugs.gnu.org; Sat, 13 Jul 2019 12:03:03 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:37388) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1hmKU8-0005q2-Cj; Sat, 13 Jul 2019 12:02:52 -0400 Original-Received: from [176.228.60.248] (port=3142 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1hmKU6-00041L-9R; Sat, 13 Jul 2019 12:02:52 -0400 In-reply-to: (message from Pip Cet on Sat, 13 Jul 2019 15:57:17 +0000) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.51.188.43 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.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.org gmane.emacs.bugs:162918 Archived-At: > From: Pip Cet > Date: Sat, 13 Jul 2019 15:57:17 +0000 > Cc: 36609@debbugs.gnu.org, politza@hochschule-trier.de > > > Specifically, why not make this flag thread-independent, and have any > > thread release the context lock if that variable is non-zero? I don't > > think it matters which thread locked the Glib context, we just need to > > release it once we emerge from thread_select, and do it before we > > might call Fsignal. That the lock might be released by a thread other > > than the one which locked it shouldn't matter, I think, as long as we > > consider all the Lisp threads acting together on behalf of Emacs. > > I agree entirely. Great, then I think we are in agreement.