From patchwork Wed Oct 11 20:47:08 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Juan Quintela X-Patchwork-Id: 13417947 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 46892CDB47E for ; Wed, 11 Oct 2023 20:48:15 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qqg79-000859-NE; Wed, 11 Oct 2023 16:47:32 -0400 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 1qqg73-00084t-7n for qemu-devel@nongnu.org; Wed, 11 Oct 2023 16:47:26 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qqg70-0005SY-Nh for qemu-devel@nongnu.org; Wed, 11 Oct 2023 16:47:24 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1697057241; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=ySPhwgrsUGdd3FlvrWw+iRTKHrAJxtaNBJgcQx6Mkls=; b=h1W5isR9LkTnH562jvwpX75qRVp4zHk5BOnURPte5rw1iQ1sI5S9CWIu6qrGvCTpBNRfFy q3arrTd9Kmc8ow3MkzillEJx7l0nqZ+ZbOP7V/lfyKxqqYB0DGKHd1bJzWCK3ltA7ggwvp 6eASrmDmbLCb8MK5VqZyQzE+KCziga4= Received: from mimecast-mx02.redhat.com (mx-ext.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-222-Icgh2XpZP9eBaM1Cm2Sg6w-1; Wed, 11 Oct 2023 16:47:18 -0400 X-MC-Unique: Icgh2XpZP9eBaM1Cm2Sg6w-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.rdu2.redhat.com [10.11.54.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id CBF15382135A; Wed, 11 Oct 2023 20:47:17 +0000 (UTC) Received: from secure.mitica (unknown [10.39.195.75]) by smtp.corp.redhat.com (Postfix) with ESMTP id A009640C6CA0; Wed, 11 Oct 2023 20:47:15 +0000 (UTC) From: Juan Quintela To: qemu-devel@nongnu.org Cc: Fam Zheng , Eric Blake , Markus Armbruster , libvir-list@redhat.com, Leonardo Bras , =?utf-8?q?Daniel_P_=2E_Berrang=C3=A9?= , Stefan Hajnoczi , Paolo Bonzini , Fabiano Rosas , Peter Xu , qemu-block@nongnu.org, Juan Quintela , Thomas Huth Subject: [PATCH v3 1/4] migration: migrate 'inc' command option is deprecated. Date: Wed, 11 Oct 2023 22:47:08 +0200 Message-ID: <20231011204711.9744-2-quintela@redhat.com> In-Reply-To: <20231011204711.9744-1-quintela@redhat.com> References: <20231011204711.9744-1-quintela@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.2 Received-SPF: pass client-ip=170.10.133.124; envelope-from=quintela@redhat.com; helo=us-smtp-delivery-124.mimecast.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, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Set the 'block_incremental' migration parameter to 'true' instead. Reviewed-by: Thomas Huth Signed-off-by: Juan Quintela --- docs/about/deprecated.rst | 7 +++++++ qapi/migration.json | 12 ++++++++++-- migration/migration.c | 6 ++++++ 3 files changed, 23 insertions(+), 2 deletions(-) diff --git a/docs/about/deprecated.rst b/docs/about/deprecated.rst index 8b136320e2..eb0f326f00 100644 --- a/docs/about/deprecated.rst +++ b/docs/about/deprecated.rst @@ -417,3 +417,10 @@ Migration ``skipped`` field in Migration stats has been deprecated. It hasn't been used for more than 10 years. +``inc`` migrate command option (since 8.2) +'''''''''''''''''''''''''''''''''''''''''' + +The new way to modify migration is using migration parameters. +``inc`` functionality can be achieved by setting the +``block-incremental`` migration parameter to ``true``. + diff --git a/qapi/migration.json b/qapi/migration.json index d7dfaa5db9..7669c98c7a 100644 --- a/qapi/migration.json +++ b/qapi/migration.json @@ -1486,13 +1486,20 @@ # # @blk: do block migration (full disk copy) # -# @inc: incremental disk copy migration +# @inc: incremental disk copy migration. This option is deprecated. +# Set the 'block-incremetantal' migration parameter to 'true' +# instead. # # @detach: this argument exists only for compatibility reasons and is # ignored by QEMU # # @resume: resume one paused migration, default "off". (since 3.0) # +# Features: +# +# @deprecated: option @inc should be enabled by setting the +# 'block-incremental' migration parameter to 'true'. +# # Returns: nothing on success # # Since: 0.14 @@ -1514,7 +1521,8 @@ # <- { "return": {} } ## { 'command': 'migrate', - 'data': {'uri': 'str', '*blk': 'bool', '*inc': 'bool', + 'data': {'uri': 'str', '*blk': 'bool', + '*inc': { 'type': 'bool', 'features': ['deprecated'] }, '*detach': 'bool', '*resume': 'bool' } } ## diff --git a/migration/migration.c b/migration/migration.c index 1c6c81ad49..c7e4c37b8a 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -1601,6 +1601,12 @@ static bool migrate_prepare(MigrationState *s, bool blk, bool blk_inc, { Error *local_err = NULL; + if (blk_inc) { + warn_report("-inc migrate option is deprecated, set the " + "'block-incremental' migration parameter to 'true'" + " instead."); + } + if (resume) { if (s->state != MIGRATION_STATUS_POSTCOPY_PAUSED) { error_setg(errp, "Cannot resume if there is no "