From nobody Tue Feb 10 10:04:26 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1512456933823456.6416813855942; Mon, 4 Dec 2017 22:55:33 -0800 (PST) Received: from localhost ([::1]:46823 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eM78U-0000iM-C9 for importer@patchew.org; Tue, 05 Dec 2017 01:55:22 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:50925) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1eM76h-0007wi-3e for qemu-devel@nongnu.org; Tue, 05 Dec 2017 01:53:32 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1eM76e-0003Md-0F for qemu-devel@nongnu.org; Tue, 05 Dec 2017 01:53:31 -0500 Received: from mx1.redhat.com ([209.132.183.28]:55146) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1eM76d-0003MT-Q6 for qemu-devel@nongnu.org; Tue, 05 Dec 2017 01:53:27 -0500 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id CA1423680B; Tue, 5 Dec 2017 06:53:26 +0000 (UTC) Received: from xz-mi.nay.redhat.com (dhcp-14-111.nay.redhat.com [10.66.14.111]) by smtp.corp.redhat.com (Postfix) with ESMTP id 7595B17D48; Tue, 5 Dec 2017 06:53:24 +0000 (UTC) From: Peter Xu To: qemu-devel@nongnu.org Date: Tue, 5 Dec 2017 14:52:43 +0800 Message-Id: <20171205065307.21853-5-peterx@redhat.com> In-Reply-To: <20171205065307.21853-1-peterx@redhat.com> References: <20171205065307.21853-1-peterx@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.15 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.30]); Tue, 05 Dec 2017 06:53:26 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH v5 04/28] migration: new postcopy-pause state X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Andrea Arcangeli , Juan Quintela , Alexey Perevalov , peterx@redhat.com, "Dr . David Alan Gilbert" Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Introducing a new state "postcopy-paused", which can be used when the postcopy migration is paused. It is targeted for postcopy network failure recovery. Reviewed-by: Dr. David Alan Gilbert Signed-off-by: Peter Xu --- migration/migration.c | 2 ++ qapi/migration.json | 5 ++++- 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/migration/migration.c b/migration/migration.c index eae34d0524..dd270f8bc5 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -530,6 +530,7 @@ static bool migration_is_setup_or_active(int state) switch (state) { case MIGRATION_STATUS_ACTIVE: case MIGRATION_STATUS_POSTCOPY_ACTIVE: + case MIGRATION_STATUS_POSTCOPY_PAUSED: case MIGRATION_STATUS_SETUP: case MIGRATION_STATUS_PRE_SWITCHOVER: case MIGRATION_STATUS_DEVICE: @@ -609,6 +610,7 @@ MigrationInfo *qmp_query_migrate(Error **errp) case MIGRATION_STATUS_POSTCOPY_ACTIVE: case MIGRATION_STATUS_PRE_SWITCHOVER: case MIGRATION_STATUS_DEVICE: + case MIGRATION_STATUS_POSTCOPY_PAUSED: /* TODO add some postcopy stats */ info->has_status =3D true; info->has_total_time =3D true; diff --git a/qapi/migration.json b/qapi/migration.json index 03f57c9616..ff336a4f5c 100644 --- a/qapi/migration.json +++ b/qapi/migration.json @@ -89,6 +89,8 @@ # # @postcopy-active: like active, but now in postcopy mode. (since 2.5) # +# @postcopy-paused: during postcopy but paused. (since 2.12) +# # @completed: migration is finished. # # @failed: some error occurred during migration process. @@ -106,7 +108,8 @@ ## { 'enum': 'MigrationStatus', 'data': [ 'none', 'setup', 'cancelling', 'cancelled', - 'active', 'postcopy-active', 'completed', 'failed', 'colo', + 'active', 'postcopy-active', 'postcopy-paused', + 'completed', 'failed', 'colo', 'pre-switchover', 'device' ] } =20 ## --=20 2.14.3