From patchwork Thu Jan 28 16:35:38 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Ian Jackson X-Patchwork-Id: 12054173 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2DB14C433DB for ; Thu, 28 Jan 2021 16:35:59 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D399564E07 for ; Thu, 28 Jan 2021 16:35:58 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D399564E07 Authentication-Results: mail.kernel.org; dmarc=pass (p=none dis=none) header.from=xenproject.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=xen-devel-bounces@lists.xenproject.org Received: from list by lists.xenproject.org with outflank-mailman.77229.139747 (Exim 4.92) (envelope-from ) id 1l5AGr-0004xf-Hj; Thu, 28 Jan 2021 16:35:49 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 77229.139747; Thu, 28 Jan 2021 16:35:49 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1l5AGr-0004xY-Ej; Thu, 28 Jan 2021 16:35:49 +0000 Received: by outflank-mailman (input) for mailman id 77229; Thu, 28 Jan 2021 16:35:48 +0000 Received: from mail.xenproject.org ([104.130.215.37]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1l5AGq-0004xT-BR for xen-devel@lists.xenproject.org; Thu, 28 Jan 2021 16:35:48 +0000 Received: from xenbits.xenproject.org ([104.239.192.120]) by mail.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1l5AGq-0001nK-9R for xen-devel@lists.xenproject.org; Thu, 28 Jan 2021 16:35:48 +0000 Received: from iwj (helo=mariner.uk.xensource.com) by xenbits.xenproject.org with local-bsmtp (Exim 4.92) (envelope-from ) id 1l5AGq-0000CH-8l for xen-devel@lists.xenproject.org; Thu, 28 Jan 2021 16:35:48 +0000 Received: from [172.18.45.5] (helo=zealot.relativity.greenend.org.uk) by mariner.uk.xensource.com with esmtp (Exim 4.89) (envelope-from ) id 1l5AGo-0004qn-FP; Thu, 28 Jan 2021 16:35:46 +0000 X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=xenproject.org; s=20200302mail; h=Content-Transfer-Encoding:Content-Type: MIME-Version:Message-Id:Date:Subject:Cc:To:From; bh=fIwb7eyYIbNb0HU/oXcFhJrHowxm8okfejvcix4R2r0=; b=gixlNo47vbmA69kaDIgAhFkP1m SRhOx1uAQPpD4eIOZFL/b3jvk+yqRASp/18ejGBcw+JaGAIPqZs3PYhoS06KnwBRgwSJdrMSpPBs6 CsZB1zfQGUZ1TxRCeW24pgvi223h+aAx/M9SYaXDwu3PMEeGF6+oFOoTqTmZncyl/iq8=; From: Ian Jackson To: xen-devel@lists.xenproject.org Cc: iwj@xenproject.org, =?utf-8?b?SsO8cmdlbiBHcm/Dnw==?= , Paul Durrant , Wei Liu Subject: [PATCH] xen-release-management doc: More info on schedule Date: Thu, 28 Jan 2021 16:35:38 +0000 Message-Id: <20210128163538.13922-1-iwj@xenproject.org> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 This documents our practice, established in 2018 https://lists.xen.org/archives/html/xen-devel/2018-07/msg02240.html et seq CC: Jürgen Groß CC: Paul Durrant CC: Wei Liu Signed-off-by: Ian Jackson --- docs/process/xen-release-management.pandoc | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/docs/process/xen-release-management.pandoc b/docs/process/xen-release-management.pandoc index e1aa1eda8f..a5d70fed67 100644 --- a/docs/process/xen-release-management.pandoc +++ b/docs/process/xen-release-management.pandoc @@ -15,8 +15,10 @@ that they can have an idea what to expect from the Release Manager. # Xen release cycle -The Xen hypervisor project now releases every 8 months. The actual release date -depends on a lot of factors. +The Xen hypervisor project now releases every 8 months. We aim to +release in the first half of March/July/November. These dates have +been chosen to avoid major holidays and cultural events; if one +release slips, ideally the previous release cycle would be shortened. We can roughly divide one release into two periods. The development period and the freeze period. The former is 6 months long and the latter is about 2 @@ -33,6 +35,12 @@ During freeze period, the tree is closed for new features. Only bug fixes are accepted. This period can be shorter or longer than 2 months. If it ends up longer than 2 months, it eats into the next development period. +The precise release schedule depends on a lot of factors and needs to +be set afresh by the Release Manager in each release cycle. When the +release is in March, particular consideration should be given to the +Chinese New Year holidaty which will then typically occur curing the +freeze, so the freeze should probably be extended to compensate. + # The different roles in a Xen release ## Release Manager