From mboxrd@z Thu Jan 1 00:00:00 1970 Path: main.gmane.org!not-for-mail From: Marius Vollmer Newsgroups: gmane.lisp.guile.devel Subject: Re: scm_remember_upto_here asm volatile Date: 01 Jun 2003 20:47:56 +0200 Sender: guile-devel-bounces+guile-devel=m.gmane.org@gnu.org Message-ID: <87znl1ocrn.fsf@zagadka.ping.de> References: <874r4186ty.fsf@zip.com.au> <87znll48wr.fsf@zagadka.ping.de> <87he7rwzox.fsf@zip.com.au> NNTP-Posting-Host: main.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: main.gmane.org 1054493494 26358 80.91.224.249 (1 Jun 2003 18:51:34 GMT) X-Complaints-To: usenet@main.gmane.org NNTP-Posting-Date: Sun, 1 Jun 2003 18:51:34 +0000 (UTC) Cc: Mikael Djurfeldt Original-X-From: guile-devel-bounces+guile-devel=m.gmane.org@gnu.org Sun Jun 01 20:51:31 2003 Return-path: Original-Received: from monty-python.gnu.org ([199.232.76.173]) by main.gmane.org with esmtp (Exim 3.35 #1 (Debian)) id 19MXvX-0006qZ-00 for ; Sun, 01 Jun 2003 20:51:31 +0200 Original-Received: from localhost ([127.0.0.1] helo=monty-python.gnu.org) by monty-python.gnu.org with esmtp (Exim 4.20) id 19MXvj-0002BJ-HA for guile-devel@m.gmane.org; Sun, 01 Jun 2003 14:51:43 -0400 Original-Received: from list by monty-python.gnu.org with tmda-scanned (Exim 4.20) id 19MXtN-0001QO-Ve for guile-devel@gnu.org; Sun, 01 Jun 2003 14:49:17 -0400 Original-Received: from mail by monty-python.gnu.org with spam-scanned (Exim 4.20) id 19MXt9-0000yo-Dy for guile-devel@gnu.org; Sun, 01 Jun 2003 14:49:05 -0400 Original-Received: from mail.dokom.net ([195.253.8.218]) by monty-python.gnu.org with esmtp (Exim 4.20) id 19MXt1-0000ew-HH for guile-devel@gnu.org; Sun, 01 Jun 2003 14:48:55 -0400 Original-Received: from dialin.speedway43.dip132.dokom.de ([195.138.43.132] helo=zagadka.ping.de) by mail.dokom.net with smtp (Exim 3.36 #3) id 19MXut-0004SD-00 for guile-devel@gnu.org; Sun, 01 Jun 2003 20:50:51 +0200 Original-Received: (qmail 12956 invoked by uid 1000); 1 Jun 2003 18:47:56 -0000 Original-To: guile-devel@gnu.org In-Reply-To: <87he7rwzox.fsf@zip.com.au> Original-Lines: 20 User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3 X-BeenThere: guile-devel@gnu.org X-Mailman-Version: 2.1b5 Precedence: list List-Id: Developers list for Guile, the GNU extensibility library List-Help: List-Post: List-Subscribe: , List-Archive: List-Unsubscribe: , Errors-To: guile-devel-bounces+guile-devel=m.gmane.org@gnu.org Xref: main.gmane.org gmane.lisp.guile.devel:2464 X-Report-Spam: http://spam.gmane.org/gmane.lisp.guile.devel:2464 Kevin Ryde writes: > Marius Vollmer writes: > > > > But please understand that this is a critical and tricky corner of > > Guile. Bugs might show up on odd platforms and might be very > > sensitive to the environment that scm_remember_upto_here is used in. > > With the bignum code, is it true that the only problem will be if a gc > starts in another thread at the critical moment? Yes, I would say so. And since a GC does only run when all other threads are stopped in a safe place, there won't be any GCs at critical moments. Since this is so convenient, I think we should continue to make this guarantee (that a GC wont happen spontanously). Mikael? -- GPG: D5D4E405 - 2F9B BCCC 8527 692A 04E3 331E FAF8 226A D5D4 E405 _______________________________________________ Guile-devel mailing list Guile-devel@gnu.org http://mail.gnu.org/mailman/listinfo/guile-devel