From mboxrd@z Thu Jan 1 00:00:00 1970 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 lists1p.gnu.org (lists1p.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 1222FC44500 for ; Tue, 7 Jul 2026 06:30:38 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists1p.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1wgzJe-0001JY-Bi; Tue, 07 Jul 2026 02:30:00 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists1p.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1wgzJV-0001AI-9k for qemu-devel@nongnu.org; Tue, 07 Jul 2026 02:29:50 -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 1wgzJT-0006ie-Pv for qemu-devel@nongnu.org; Tue, 07 Jul 2026 02:29:49 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1783405787; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=N7u/V06wBuEW+NjIDBIXIQOYPjyU39Z3GvXCDs8zL44=; b=cNUyQjhkaF/6wnJ/Jk+ZESurj89PzQa0t03NaHRLKq1qFf2Y6i0Sgnf9ZvpGfvM1YciJ35 2IXbOAbTX7Kdg1x8C1yqyQ6WThIfj5MHXvzOnCD8+4ZFF66iX8OTqWq2DTnzhKtxwbx/Z7 MkQKtfZ5mHTbB1ihKqrV6gH9+PLi5Eo= Received: from mx-prod-mc-03.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-18-iikCYM0eN0WMdncB1FdylA-1; Tue, 07 Jul 2026 02:29:46 -0400 X-MC-Unique: iikCYM0eN0WMdncB1FdylA-1 X-Mimecast-MFC-AGG-ID: iikCYM0eN0WMdncB1FdylA_1783405785 Received: from mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.111]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 1332B1955D72; Tue, 7 Jul 2026 06:29:45 +0000 (UTC) Received: from corto.redhat.com (unknown [10.44.32.49]) by mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 9A9EF180067F; Tue, 7 Jul 2026 06:29:43 +0000 (UTC) From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= To: qemu-devel@nongnu.org Cc: Avihai Horon , Peter Xu , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= Subject: [PULL 09/27] migration: Log the approver in qemu_loadvm_approve_switchover() Date: Tue, 7 Jul 2026 08:29:02 +0200 Message-ID: <20260707062920.317302-10-clg@redhat.com> In-Reply-To: <20260707062920.317302-1-clg@redhat.com> References: <20260707062920.317302-1-clg@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.111 Received-SPF: pass client-ip=170.10.133.124; envelope-from=clg@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: 8 X-Spam_score: 0.8 X-Spam_bar: / X-Spam_report: (0.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.445, 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_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_SBL_CSS=3.335, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development 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 From: Avihai Horon Pass the device name that approved switchover to qemu_loadvm_approve_switchover() and log it in the trace for debugging purposes. Reviewed-by: Peter Xu Signed-off-by: Avihai Horon Link: https://lore.kernel.org/qemu-devel/20260706085211.13905-5-avihaih@nvidia.com Signed-off-by: Cédric Le Goater --- migration/savevm.h | 2 +- hw/vfio/migration.c | 2 +- migration/savevm.c | 4 ++-- migration/trace-events | 2 +- 4 files changed, 5 insertions(+), 5 deletions(-) diff --git a/migration/savevm.h b/migration/savevm.h index 81abd96dda94c6c95cc40b3c188df23d11c19463..44424be347494c51e6976749d7c60d27ca7f0628 100644 --- a/migration/savevm.h +++ b/migration/savevm.h @@ -71,7 +71,7 @@ void qemu_loadvm_state_cleanup(MigrationIncomingState *mis); int qemu_loadvm_state_main(QEMUFile *f, MigrationIncomingState *mis, Error **errp); int qemu_load_device_state(QEMUFile *f, Error **errp); -int qemu_loadvm_approve_switchover(void); +int qemu_loadvm_approve_switchover(const char *approver); int qemu_savevm_state_non_iterable(QEMUFile *f, Error **errp); int qemu_savevm_state_non_iterable_early(QEMUFile *f, JSONWriter *vmdesc, diff --git a/hw/vfio/migration.c b/hw/vfio/migration.c index 195498845ed95d6a55cf68537a100b4e83221fb0..180b316baecb980fbd475b1426726697f340ccc8 100644 --- a/hw/vfio/migration.c +++ b/hw/vfio/migration.c @@ -847,7 +847,7 @@ static int vfio_load_state(QEMUFile *f, void *opaque, int version_id) return -EINVAL; } - ret = qemu_loadvm_approve_switchover(); + ret = qemu_loadvm_approve_switchover(vbasedev->name); if (ret) { error_report( "%s: qemu_loadvm_approve_switchover failed, err=%d (%s)", diff --git a/migration/savevm.c b/migration/savevm.c index 74d622583e345bdc96b9189aad0c8f6bad41964d..be81de26160d195488e5fb09a88dc37a7a06a3fe 100644 --- a/migration/savevm.c +++ b/migration/savevm.c @@ -3174,7 +3174,7 @@ int qemu_load_device_state(QEMUFile *f, Error **errp) return 0; } -int qemu_loadvm_approve_switchover(void) +int qemu_loadvm_approve_switchover(const char *approver) { MigrationIncomingState *mis = migration_incoming_get_current(); @@ -3183,7 +3183,7 @@ int qemu_loadvm_approve_switchover(void) } mis->switchover_ack_pending_num--; - trace_loadvm_approve_switchover(mis->switchover_ack_pending_num); + trace_loadvm_approve_switchover(approver, mis->switchover_ack_pending_num); if (mis->switchover_ack_pending_num) { return 0; diff --git a/migration/trace-events b/migration/trace-events index 1c9212d3e20555902f008e4c999f32642cc8fa48..c0c433744cd33d7e28496831bb8ce93c65670bf5 100644 --- a/migration/trace-events +++ b/migration/trace-events @@ -24,7 +24,7 @@ loadvm_postcopy_ram_handle_discard_end(void) "" loadvm_postcopy_ram_handle_discard_header(const char *ramid, uint16_t len) "%s: %ud" loadvm_process_command(const char *s, uint16_t len) "com=%s len=%d" loadvm_process_command_ping(uint32_t val) "0x%x" -loadvm_approve_switchover(unsigned int switchover_ack_pending_num) "Switchover ack pending num=%u" +loadvm_approve_switchover(const char *approver, unsigned int switchover_ack_pending_num) "Approver %s, switchover_ack_pending_num %u" postcopy_ram_listen_thread_exit(void) "" postcopy_ram_listen_thread_start(void) "" qemu_savevm_send_postcopy_advise(void) "" -- 2.54.0