From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: Concurrency Date: Sun, 28 Mar 2010 19:18:49 -0400 Message-ID: References: <27349166.post@talk.nabble.com> <4B754E74.8060705@swipnet.se> <27563610.post@talk.nabble.com> <4B7564C7.1010309@swipnet.se> <27564728.post@talk.nabble.com> <4B756FB7.3050202@swipnet.se> <87k4ui4gik.fsf@lola.goethe.zz> <27566385.post@talk.nabble.com> <87wryi2sjd.fsf@lola.goethe.zz> <27585994.post@talk.nabble.com> <87k4ucdmwh.fsf@stupidchicken.com> <87d3zweq4e.fsf@master.homenet> <87y6hg1h4a.fsf@thor.thematica.it> <87tys3j9fa.fsf@lifelogs.com> <87eij6tqmu.fsf@lifelogs.com> <49707.130.55.132.67.1269807922.squirrel@webmail.lanl.gov> <87oci8rwtw.fsf@gnu.org> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: dough.gmane.org 1269818455 4600 80.91.229.12 (28 Mar 2010 23:20:55 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Sun, 28 Mar 2010 23:20:55 +0000 (UTC) Cc: Tom Tromey , Ted Zlatanov , emacs-devel@gnu.org To: Giuseppe Scrivano Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Mon Mar 29 01:20:49 2010 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Nw1mj-0008Py-Cu for ged-emacs-devel@m.gmane.org; Mon, 29 Mar 2010 01:20:49 +0200 Original-Received: from localhost ([127.0.0.1]:42795 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Nw1ky-0003T8-JZ for ged-emacs-devel@m.gmane.org; Sun, 28 Mar 2010 19:19:00 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1Nw1ks-0003Sm-7U for emacs-devel@gnu.org; Sun, 28 Mar 2010 19:18:54 -0400 Original-Received: from [140.186.70.92] (port=44914 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Nw1kr-0003Sb-39 for emacs-devel@gnu.org; Sun, 28 Mar 2010 19:18:53 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1Nw1kp-0004qh-US for emacs-devel@gnu.org; Sun, 28 Mar 2010 19:18:53 -0400 Original-Received: from ironport2-out.teksavvy.com ([206.248.154.181]:15729 helo=ironport2-out.pppoe.ca) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1Nw1kp-0004qY-Pw; Sun, 28 Mar 2010 19:18:51 -0400 X-IronPort-Anti-Spam-Filtered: true X-IronPort-Anti-Spam-Result: AvsEADqBr0tFpZUB/2dsb2JhbACbKXK9eIJVgiwEix4 X-IronPort-AV: E=Sophos;i="4.51,324,1267419600"; d="scan'208";a="59531408" Original-Received: from 69-165-149-1.dsl.teksavvy.com (HELO ceviche.home) ([69.165.149.1]) by ironport2-out.pppoe.ca with ESMTP; 28 Mar 2010 19:18:49 -0400 Original-Received: by ceviche.home (Postfix, from userid 20848) id 94DCC660BF; Sun, 28 Mar 2010 19:18:49 -0400 (EDT) In-Reply-To: <87oci8rwtw.fsf@gnu.org> (Giuseppe Scrivano's message of "Sun, 28 Mar 2010 22:54:35 +0200") User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.0.50 (gnu/linux) X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:122833 Archived-At: >>>> (mutex-lock MUTEX) >>>> Acquire a mutex. If already held by this thread, returns. >>> I.e. it's a "recursive/reentrant mutex". >> Hmm -- is it fully recursive, where you must unlock it as many times as >> you locked it? (I don't much care for the semi-recursive kind where one >> unlock is sufficient regardless of the number of lock operations...) > No, it is sufficient only one unlock to release it. Huh? That sounds like a bug, Stefan