From nobody Sun Dec 14 12:14:58 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1764754649949234.99679131132564; Wed, 3 Dec 2025 01:37:29 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1vQjHa-0000A1-It; Wed, 03 Dec 2025 04:36:22 -0500 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 1vQjHZ-00009R-7Y; Wed, 03 Dec 2025 04:36:21 -0500 Received: from isrv.corpit.ru ([212.248.84.144]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1vQjHX-00073M-IV; Wed, 03 Dec 2025 04:36:20 -0500 Received: from tsrv.corpit.ru (tsrv.tls.msk.ru [192.168.177.2]) by isrv.corpit.ru (Postfix) with ESMTP id 3B21B1708AD; Wed, 03 Dec 2025 12:35:54 +0300 (MSK) Received: from think4mjt.tls.msk.ru (mjtthink.wg.tls.msk.ru [192.168.177.146]) by tsrv.corpit.ru (Postfix) with ESMTP id 2450A32B5A4; Wed, 03 Dec 2025 12:36:12 +0300 (MSK) From: Michael Tokarev To: qemu-devel@nongnu.org Cc: qemu-stable@nongnu.org, Li Zhijian , Zhang Chen , Peter Xu , Michael Tokarev Subject: [Stable-10.1.3 78/96] migration: Fix transition to COLO state from precopy Date: Wed, 3 Dec 2025 12:35:11 +0300 Message-ID: <20251203093612.2370716-2-mjt@tls.msk.ru> X-Mailer: git-send-email 2.47.3 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=212.248.84.144; envelope-from=mjt@tls.msk.ru; helo=isrv.corpit.ru X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZM-MESSAGEID: 1764754651906019200 Content-Type: text/plain; charset="utf-8" From: Li Zhijian Commit 4881411136 ("migration: Always set DEVICE state") set a new DEVICE state before completed during migration, which broke the original transition to COLO. The migration flow for precopy has changed to: active -> pre-switchover -> device -> completed. This patch updates the transition state to ensure that the Pre-COLO state corresponds to DEVICE state correctly. Cc: qemu-stable Fixes: 4881411136 ("migration: Always set DEVICE state") Signed-off-by: Li Zhijian Reviewed-by: Zhang Chen Tested-by: Zhang Chen Link: https://lore.kernel.org/r/20251104013606.1937764-1-lizhijian@fujitsu.= com Signed-off-by: Peter Xu (cherry picked from commit 0b5bf4ea76205a93386c5e02fbb519871a62e677) Signed-off-by: Michael Tokarev diff --git a/migration/migration.c b/migration/migration.c index 32b8ce5613..e806481456 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -3047,9 +3047,9 @@ static void migration_completion(MigrationState *s) goto fail; } =20 - if (migrate_colo() && s->state =3D=3D MIGRATION_STATUS_ACTIVE) { + if (migrate_colo() && s->state =3D=3D MIGRATION_STATUS_DEVICE) { /* COLO does not support postcopy */ - migrate_set_state(&s->state, MIGRATION_STATUS_ACTIVE, + migrate_set_state(&s->state, MIGRATION_STATUS_DEVICE, MIGRATION_STATUS_COLO); } else { migration_completion_end(s); --=20 2.47.3