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: a random backtrace while toying with gdb Date: Tue, 02 Jul 2024 09:06:09 +0200 Message-ID: References: <87bk3jh8bt.fsf@localhost> <86le2mhhsj.fsf@gnu.org> <875xtqramd.fsf@gmail.com> <86cynyhfsn.fsf@gnu.org> <87v81qp91g.fsf@gmail.com> <86tthafbix.fsf@gnu.org> <87plry6sv3.fsf@localhost> <86le2lfjqv.fsf@gnu.org> <87jzi5ibbe.fsf@localhost> <864j99fg0a.fsf@gnu.org> <87msn18225.fsf@localhost> <86le2ldn2t.fsf@gnu.org> <87h6d97zzm.fsf@localhost> <86frstdlla.fsf@gnu.org> <87ed8d7yy3.fsf@localhost> <86bk3hdkv5.fsf@gnu.org> <87a5j17xpa.fsf@localhost> <877ce4992g.fsf@localhost> <874j988e9p.fsf@localhost> 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="21168"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Cc: Eli Zaretskii , eller.helmut@gmail.com, pipcet@protonmail.com, emacs-devel@gnu.org To: Ihor Radchenko Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Tue Jul 02 09:06:42 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 1sOXb7-0005IP-P4 for ged-emacs-devel@m.gmane-mx.org; Tue, 02 Jul 2024 09:06:41 +0200 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1sOXaj-0006iF-LN; Tue, 02 Jul 2024 03:06:17 -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 1sOXah-0006hk-4d for emacs-devel@gnu.org; Tue, 02 Jul 2024 03:06:15 -0400 Original-Received: from mail-ej1-x62b.google.com ([2a00:1450:4864:20::62b]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1sOXaf-0001z3-Kv; Tue, 02 Jul 2024 03:06:14 -0400 Original-Received: by mail-ej1-x62b.google.com with SMTP id a640c23a62f3a-a6fd513f18bso461063066b.3; Tue, 02 Jul 2024 00:06:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1719903971; x=1720508771; 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=dVtHNu+ihzJl42ndYhkJNjVem7DftBhFbyve4H5bvuc=; b=bRmrEqV9k6ROHAfo623JIZev64pYiU+ez9urKE4E6TWgztd/GaTR7E/5k+Fdc33zzQ sLbHKJS34lr4srtvRXCoxWEr5C19wjKYu7SF6YNKipc8vmK6ehxtzOV5emusrwQMPgUQ OrVHrdqy+g7R1T6r2XsglD7Ln955qK/pbrUPW4tm+eRRpSuWv5Ln9Bt5jf6S9vrsyN50 D2StdbufizfuImMi887+QMrQOBv9VSs4lKtcAymvj+JwTC6+x5qb19osKqAcdnjoF1N4 kuygrcOzBWsFcBMKV1A3PaLxfQHh+9pWUrn0wOi2SSTduQfMPXBXbw2YHvVDr/GQW1XR QHuQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1719903971; x=1720508771; 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=dVtHNu+ihzJl42ndYhkJNjVem7DftBhFbyve4H5bvuc=; b=cymjEDvrxLjM9AnfApw61jX0dLyEsB597ovHTSXHsM/p4LbwifoLeRgqOyzbFpZYuC pGj5J3RErwpXB4q1Vz/7I9qI4ZfmRk8b3NrOh0BpeRFMwMFkW9ueLuL9z9naVi3yQd08 iOnA81nhyCuxD9xVAIjF1mGc4RH9TtDkoTX7IrtxXWbRFvZCrhOjsS3p54ejLPyLEmfv zb7VTOa7ZDoSemwbe95JvddlVQZiYKxlvX8wji+xsgWYA4IQSpgA1YpM7XNi/cR3t6dH hq/n67VWu/DL7EjDgUUxp73zEC2Zxkzkeosl/nuQhKrlnmkFLOdv+VTtJVyWWrzqWnbN IHSg== X-Forwarded-Encrypted: i=1; AJvYcCUYuh3V/+SFVJ1L8xuboAAmfv/IH8Xhnbzwm6tm6K3kGr7lzm+IIXiY7QpUx8PwAKD9PzoKRSafJH/eTwVgR1oY2bO9 X-Gm-Message-State: AOJu0Yy9s8v4EUVtmr8EFw3d2UtAt+GH2k72IR0aLeI8mD++ZerrnGxN D5ZbCrfPD+7+mjXYnWfqTD8RciEq15OS5yWeQoC8f8ezglwQg7i4/V9IMw== X-Google-Smtp-Source: AGHT+IEB1z8gHoCfuKYQiJ6q6Sjo+lHIbsny8jR4uPcuz8eZ8+F1JqfjJRHqabL0CwMH461YMib1/Q== X-Received: by 2002:a17:906:e205:b0:a6f:e25d:f6a4 with SMTP id a640c23a62f3a-a75144b665dmr418986466b.76.1719903971193; Tue, 02 Jul 2024 00:06:11 -0700 (PDT) Original-Received: from pro2.fritz.box (pd9e36129.dip0.t-ipconnect.de. [217.227.97.41]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a72ab08cfb6sm393293166b.159.2024.07.02.00.06.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 02 Jul 2024 00:06:10 -0700 (PDT) In-Reply-To: <874j988e9p.fsf@localhost> (Ihor Radchenko's message of "Tue, 02 Jul 2024 07:05:38 +0000") Received-SPF: pass client-ip=2a00:1450:4864:20::62b; envelope-from=gerd.moellmann@gmail.com; helo=mail-ej1-x62b.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:321103 Archived-At: Ihor Radchenko writes: > Gerd M=C3=B6llmann writes: > >>> AFAIU, if memory barrier handler were not re-entrant, multi-threading >>> would simply not be possible. >> >> I don't understand how you come to that conclusion, sorry. > > I just got lost I guess. No problem :-)