Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1jy6oK-0003Xr-CQ for pgsql-hackers@arkaria.postgresql.org; Wed, 22 Jul 2020 04:56:56 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1jy6oJ-0002i1-AH for pgsql-hackers@arkaria.postgresql.org; Wed, 22 Jul 2020 04:56:55 +0000 Received: from makus.postgresql.org ([2001:4800:3e1:1::229]) by malur.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1jy6oI-0002hu-VS for pgsql-hackers@lists.postgresql.org; Wed, 22 Jul 2020 04:56:55 +0000 Received: from mail-ej1-x62f.google.com ([2a00:1450:4864:20::62f]) by makus.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.92) (envelope-from ) id 1jy6oG-0003wk-8b for pgsql-hackers@lists.postgresql.org; Wed, 22 Jul 2020 04:56:53 +0000 Received: by mail-ej1-x62f.google.com with SMTP id a1so747019ejg.12 for ; Tue, 21 Jul 2020 21:56:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cybertec-at.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:in-reply-to:references:comments:mime-version :content-id:date:message-id; bh=37nEDheznOb/AXbq+o+w3Tey7yjkvx5DfKKniRCb2oQ=; b=Q2Q196CTTGJTlObHFCo90CHN1PEPhX5jnuW7jkgNbjufRk3ZPRbzSd7P0PiFOU+MYd YYVcA36La/kiyZuGkIDsjN14vbbJPWOXSgcp2Fo7RFbDEenXXjTG3Iw8q/NgUjP0zZvY MNPr7uyWBSRbWUJjetsxmqMZdzsIQ+BmfPnUZ1vhdu+gE9f6hisGX7nH/5jTtR23tmL8 YLhN0EudNDH/QUHaHSwYz2JDemsoj53GOYKayDtdwXGpVr9xKVs97hUfONRQj/DjpFaD DAePvJZbYd1MoQOr/QVZfkPG7uNt7sO6uUTgB1HcdWFq2VLAh12/uGMY19qnbAdVYsUq 9Iyw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:in-reply-to:references :comments:mime-version:content-id:date:message-id; bh=37nEDheznOb/AXbq+o+w3Tey7yjkvx5DfKKniRCb2oQ=; b=ZK64Y9X5nhTNttf1SgIvPvNniu6BAHWj5tr+HAYYG7UrDoPGthFBT232M2dc7rFklH vU0OzwQ52qxR9FGnvTISxqHNy4J5rzspghFcBjnGq5a1Q8JsdO02JY/1L6vZut1Ln/Fy a3/11CONkZSt6q2EADA+sf9HhhCG4Ke6cbtav8DaK+OnrjyxwYr8Tpc6C+yDSZK/QNre bDSQp2hJRi/BBhktZcBB26D1yo7zk8YxGJkSE2BoDeGW31NpAqVOrvLpZ1E3k91Nlw5+ 5BDwUqtu26GKeaAOP2xeRdbjTBfHnq1I8w/1GVEf+CoEPa4ZTMIICIfqYNFZaU0aZN09 YUOA== X-Gm-Message-State: AOAM532c72BjYMiKtoK3qvbMSb4aOn68pAT6C/Sgh6hEAEhkWYPweL8z PUIMH8CFUhLVmRpkABE417U9wJZ+KQMUJA== X-Google-Smtp-Source: ABdhPJwJDl9m3fbunD7931OYWntnEhmkG/Ibx7GlJuB9B8t5h38KFwK4BHTY7yUnjhTmrhFA8iyA9g== X-Received: by 2002:a17:906:1596:: with SMTP id k22mr4302095ejd.509.1595393810002; Tue, 21 Jul 2020 21:56:50 -0700 (PDT) Received: from antos (85-207-121-76.static.bluetone.cz. [85.207.121.76]) by smtp.gmail.com with ESMTPSA id d5sm18722319eds.40.2020.07.21.21.56.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 21 Jul 2020 21:56:49 -0700 (PDT) From: Antonin Houska To: Tom Lane cc: Andres Freund , pgsql-hackers@lists.postgresql.org Subject: Re: xl_heap_header alignment? In-reply-to: <1058724.1595356403@sss.pgh.pa.us> References: <21643.1595353537@antos> <5A0F3128-D990-4431-9E97-793CD99FF11E@anarazel.de> <1058724.1595356403@sss.pgh.pa.us> Comments: In-reply-to Tom Lane message dated "Tue, 21 Jul 2020 14:33:23 -0400." X-Mailer: MH-E 8.6+git; nmh 1.7; GNU Emacs 26.3.50 MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <22192.1595393913.1@antos> Date: Wed, 22 Jul 2020 06:58:33 +0200 Message-ID: <22193.1595393913@antos> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk Tom Lane wrote: > I don't particularly want to remove the field, but we ought to > change or remove the comment. I'm not concerned about the existence of the field as well. The comment just made me worried that I might be missing some fundamental concept. Thanks for your opinion. -- Antonin Houska Web: https://www.cybertec-postgresql.com