From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: =?utf-8?Q?Gerd_M=C3=B6llmann?= Newsgroups: gmane.emacs.devel Subject: Re: Collecting markers with MPS Date: Wed, 24 Apr 2024 11:17:35 +0200 Message-ID: References: <87cyqfjk6n.fsf@gmail.com> <86sezb2oj2.fsf@gnu.org> <874jbrjg04.fsf@gmail.com> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="14830"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Cc: Eli Zaretskii , emacs-devel@gnu.org To: Helmut Eller Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Wed Apr 24 11:18:45 2024 Return-path: Envelope-to: ged-emacs-devel@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 1rzYm5-0003dN-0I for ged-emacs-devel@m.gmane-mx.org; Wed, 24 Apr 2024 11:18:45 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rzYlC-0004tp-8v; Wed, 24 Apr 2024 05:17:50 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rzYl4-0004qb-To for emacs-devel@gnu.org; Wed, 24 Apr 2024 05:17:44 -0400 Original-Received: from mail-ej1-x62f.google.com ([2a00:1450:4864:20::62f]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1rzYl0-00012N-VA; Wed, 24 Apr 2024 05:17:41 -0400 Original-Received: by mail-ej1-x62f.google.com with SMTP id a640c23a62f3a-a5878caeb9eso232391066b.1; Wed, 24 Apr 2024 02:17:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1713950257; x=1714555057; darn=gnu.org; h=mime-version:user-agent:message-id:date:references:in-reply-to :subject:cc:to:from:from:to:cc:subject:date:message-id:reply-to; bh=4lEUy24rWBGRZ+rr3nV5xsmVc3uRm4CCwTsPHtObVHk=; b=SJt3pjvqzKejsTT2GGtevzcFk4phoHkGH7k1dTPNyjpW4GRoXQFWKaIMkZHPyy224U 2A2T5+tnC4VHjQaZFLQpIHxXQbl8mymhbMPrx8g/s1uqk+S60HxnQdy8UQb0L0sclQGJ KPNLev7l56JBb1sleLVhgYfbkP+8mGixn1OiYmflkZMXncSxUgfcUWqpBYqPv0PLfBhm I4L6ViU4PDzHtJXDtrLcZkwY2WJfxvA7HYPNi4aZsv9MdBJ+XtIWn8Zp9imrD1NUMygv SfsuiJA0Z5UEgmoWt2F0GyOcQWj5c5WL18nuOfA7Y4UsNgOFhBygZx3AQNESAn6pwio1 HHMQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1713950257; x=1714555057; h=mime-version:user-agent:message-id:date:references:in-reply-to :subject:cc:to:from:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=4lEUy24rWBGRZ+rr3nV5xsmVc3uRm4CCwTsPHtObVHk=; b=fw7iAswkxZFdsJ00hOBCbh9nJ4o3HsE4tVupYKZHt01t6YKjYZeQngPkn4X1oIVbrZ qvWBrBcfrfTD/MibYrR99PiLIfbMrcFs7IGkz+fonP00Q/P/bhJ9ckWPgR3JshZGKhmj xIcuUjgEC0rWQcI73Lj4oELfqMDD21jH9xGY8gW0nOAJFDmj3If/UPgAwztOCrejHTvA 7UHaY2qvs/RYvYm7T/gXGrmvs+is7cTgaDPGQCHItNikBF5TNdRTZTv2FiJ8gwjGydR1 O9sdIRVEgAwvYP97fgpcpyYdUDUN43GDYRaBsgd9H1BrHEwm8ZcYZWMmElIhe2L1mfdV ZCFA== X-Forwarded-Encrypted: i=1; AJvYcCV2EtFjqQGD75MoY0RZyNylQWK1RbmCHIL12BTnOE5Wr+uMDclfHmu9X+M8s7LkgMFfc2gjvmUJdJXkiOjFxBh2BjSk X-Gm-Message-State: AOJu0YzqrBRC4PMvAvG2CcYJeFPz3g4wAZ5hQaZ+oGx1POm5OUi9WcBy 53pFdxgoDyblSvjvmjeJi34QmLhm4xKp91QcHPbXiQ2O4H96RK29tq+3gixp X-Google-Smtp-Source: AGHT+IGeY+Tutn3rirlTd7fESxY3fHYBeasVN6XoY2fHO53PTkdNy81utB0xiAkcItkcPJTH5WHxaQ== X-Received: by 2002:a17:906:4344:b0:a58:7940:69de with SMTP id z4-20020a170906434400b00a58794069demr984846ejm.39.1713950256667; Wed, 24 Apr 2024 02:17:36 -0700 (PDT) Original-Received: from pro2.fritz.box (p4fe3abb0.dip0.t-ipconnect.de. [79.227.171.176]) by smtp.gmail.com with ESMTPSA id t8-20020a170906a10800b00a4e253c8735sm8128535ejy.52.2024.04.24.02.17.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 24 Apr 2024 02:17:36 -0700 (PDT) In-Reply-To: <874jbrjg04.fsf@gmail.com> (Helmut Eller's message of "Wed, 24 Apr 2024 10:56:27 +0200") Received-SPF: pass client-ip=2a00:1450:4864:20::62f; envelope-from=gerd.moellmann@gmail.com; helo=mail-ej1-x62f.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 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-mx.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.devel:318024 Archived-At: Helmut Eller writes: > How would the main thread know that a marker is not referenced from > anywhere else than from the undo-list? Are you saying the main thread > should still do some marking as the old GC did, so that it can make the > decisions on the same mark bits? Oh, that's right! Didn't think of it.