Return-Path: X-Original-To: notmuch@notmuchmail.org Delivered-To: notmuch@notmuchmail.org Received: from localhost (localhost [127.0.0.1]) by olra.theworths.org (Postfix) with ESMTP id 5A839431E64 for ; Sun, 24 Nov 2013 13:30:08 -0800 (PST) X-Virus-Scanned: Debian amavisd-new at olra.theworths.org X-Spam-Flag: NO X-Spam-Score: 0 X-Spam-Level: X-Spam-Status: No, score=0 tagged_above=-999 required=5 tests=[none] autolearn=disabled Received: from olra.theworths.org ([127.0.0.1]) by localhost (olra.theworths.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id bA8ClxwB460G for ; Sun, 24 Nov 2013 13:30:03 -0800 (PST) Received: from yantan.tethera.net (yantan.tethera.net [199.188.72.155]) (using TLSv1 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) by olra.theworths.org (Postfix) with ESMTPS id 45DAC431FDD for ; Sun, 24 Nov 2013 13:30:03 -0800 (PST) Received: from remotemail by yantan.tethera.net with local (Exim 4.80) (envelope-from ) id 1VkhFi-0000Ye-TF; Sun, 24 Nov 2013 17:30:02 -0400 Received: (nullmailer pid 24693 invoked by uid 1000); Sun, 24 Nov 2013 21:29:59 -0000 From: david@tethera.net To: notmuch@notmuchmail.org Subject: [PATCH 2/2] NEWS: News for big endian sha1 bug fix. Date: Sun, 24 Nov 2013 17:29:43 -0400 Message-Id: <1385328583-24602-2-git-send-email-david@tethera.net> X-Mailer: git-send-email 1.8.4.2 In-Reply-To: <1385328583-24602-1-git-send-email-david@tethera.net> References: <1385328583-24602-1-git-send-email-david@tethera.net> X-BeenThere: notmuch@notmuchmail.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: "Use and development of the notmuch mail system." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 24 Nov 2013 21:30:08 -0000 From: David Bremner We could give more details about how to migrate tags, but I'm not sure that it's a practical problem, or just a theoretical one. --- NEWS | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/NEWS b/NEWS index 3383ecf..31c6284 100644 --- a/NEWS +++ b/NEWS @@ -1,6 +1,18 @@ -Notmuch 0.17~rc1 (2013-11-20) +Notmuch 0.17~rc2 (2013-xx-yy) ============================= +Incompatible change in SHA1 computation +--------------------------------------- + +Previously on big endian architectures like sparc and powerpc the +computation of SHA1 hashes was incorrect. This meant that messages +with overlong or missing message-ids were given different computed +message-ids than on more common little endian architectures like i386 +and amd64. If you use notmuch on a big endian architecture, you are +strongly advised to make a backup of your tags using `notmuch dump` +before this upgrade. It should be possible to migrate the tags using a +script. + Command-Line Interface ---------------------- -- 1.8.4.2