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: MPS: weak hash tables Date: Sun, 07 Jul 2024 16:18:24 +0200 Message-ID: References: <878qyeffjh.fsf@localhost> <8734olzlws.fsf@gmail.com> <867cdx32e3.fsf@gnu.org> <864j912t0s.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="22648"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Cc: pipcet@protonmail.com, eller.helmut@gmail.com, yantar92@posteo.net, emacs-devel@gnu.org To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Sun Jul 07 16:18:54 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 1sQSj8-0005fK-Qu for ged-emacs-devel@m.gmane-mx.org; Sun, 07 Jul 2024 16:18:54 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sQSil-0007x0-KS; Sun, 07 Jul 2024 10:18:31 -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 1sQSij-0007wL-FA for emacs-devel@gnu.org; Sun, 07 Jul 2024 10:18:29 -0400 Original-Received: from mail-ed1-x52f.google.com ([2a00:1450:4864:20::52f]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sQSih-0001Ob-VP; Sun, 07 Jul 2024 10:18:29 -0400 Original-Received: by mail-ed1-x52f.google.com with SMTP id 4fb4d7f45d1cf-585e774fd3dso3908678a12.0; Sun, 07 Jul 2024 07:18:27 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1720361906; x=1720966706; darn=gnu.org; h=content-transfer-encoding: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=aLlq0d/VdacSYIepL9nI/7DmNUhpWpVMFykSvZHnPVQ=; b=iTsVYowOveVyfimOKBe1ounRuuBsQMChcDlSWmFcu5BTMfTsEtNCNle2/EJQx7A+vb 4myUun2j1WOnmUFJmjTsIDIiiapENJGgKzTh/AncNIHSufx55eXf062mv97bV5M1zu6D +UnnZwstXvSnY79RVNrgnToDU34wH6cSz4sjxk3AZbjD2R5MQrEblFSij3v2EDFM78pm 2wioApCWIctaMcOi7tQwKRe1geIMXOn02nnXZpj1w42Xdb+IpeosxY/T1S1afpOXfmI0 fgqRAahQYq8tEhAJAE3wdeD/hFXL0EIcO+BKma3WG6j5bjSPpvqss4Ar+iFS+IzqtS3V ENzQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1720361906; x=1720966706; h=content-transfer-encoding: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=aLlq0d/VdacSYIepL9nI/7DmNUhpWpVMFykSvZHnPVQ=; b=CAtgW/2iPAugXhbOqlblFEt9CGxpWVoYmcNP5+IYtyaTVr1Xm3INF72+oDVyyIiAP9 zWAOJVHs07v3MPH/uM4Eyd1ebAxAe3/m2JFA9fpWKMVRedn17SniEBpVAaJiUml+PjzP 3bIz2gXYoAKHn1SxE6b2m+UuZ7gDTyOdD6RFUV/Y+bj1nMTiDAZW89OZysCJztYy+U61 6vqGct7M+95lDONzYSkbFAdGyEsKN/aqWqfjDDYdCTRkY245Z69gpLh5JPPA0ed1Sf2M dqR6ub/b9ZBnH2cszvShnWatm435sp+RVmjkwzV9ekv7ScyJ3yM7JGEfBUKaaiHA0FOl u0Tg== X-Forwarded-Encrypted: i=1; AJvYcCW8a9ysPFY6w/4o8G19FKPMN3nt6JvU8l3Cr4eqmusleGyFNtkpZPdBOXoZIb/PDb1blOHxYTC0nWK9cVHbBJD2Iy8E X-Gm-Message-State: AOJu0YwP/6EV765kWxryFcthids1mX5PTzC51gPEup5a/NtOjuX9sI+8 +nbvXS8ID0R52QbV7fEqlpIigEV1hyZ57zSc27R11n10W8+96ENHz8ZlAA== X-Google-Smtp-Source: AGHT+IEOC2cjxkoeypIOVu1E1ik/cXWVZFvif0jMz/z/xtzb9IOC/7WUR2yh6+Hfoa7n3nKJvZrGjA== X-Received: by 2002:a05:6402:2755:b0:583:a39e:f469 with SMTP id 4fb4d7f45d1cf-58e5984d40dmr6162864a12.17.1720361905803; Sun, 07 Jul 2024 07:18:25 -0700 (PDT) Original-Received: from pro2.fritz.box (p4fe3a778.dip0.t-ipconnect.de. [79.227.167.120]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-5861324f08esm11724984a12.27.2024.07.07.07.18.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 07 Jul 2024 07:18:25 -0700 (PDT) In-Reply-To: ("Gerd =?utf-8?Q?M=C3=B6llman?= =?utf-8?Q?n=22's?= message of "Sun, 07 Jul 2024 16:16:55 +0200") Received-SPF: pass client-ip=2a00:1450:4864:20::52f; envelope-from=gerd.moellmann@gmail.com; helo=mail-ed1-x52f.google.com X-Spam_score_int: -10 X-Spam_score: -1.1 X-Spam_bar: - X-Spam_report: (-1.1 / 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, FREEMAIL_REPLY=1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no 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:321490 Archived-At: Gerd M=C3=B6llmann writes: > Eli Zaretskii writes: > >>> From: Gerd M=C3=B6llmann >>> Cc: pipcet@protonmail.com, eller.helmut@gmail.com, yantar92@posteo.ne= t, >>> emacs-devel@gnu.org >>> Date: Sun, 07 Jul 2024 13:19:09 +0200 >>>=20 >>> Eli Zaretskii writes: >>>=20 >>> >> Balancing only changes the tree structure, without freeing nodes, AF= AIR. >>> >> But that could be wrong. It's been a long time since I looked closer= at >>> >> that tree. >>> > >>> > We free nodes in sweep_intervals. >>>=20 >>> I think that is handled in igc.c by intervals becoming unreachable. >> >> They will not become unreachable unless we unchain them, as is done in >> sweep_intervals. Right? > > Forgot to add that the interval::next pointer doesn't exist with igc. And scratch that, I was thinking of markers. Need a break :-)