From nobody Mon Apr 29 18:05:13 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.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; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=intel.com ARC-Seal: i=1; a=rsa-sha256; t=1563261083; cv=none; d=zoho.com; s=zohoarc; b=eMj8U4krq6sDMxX5iwiYVYaWxtJCTobAzUUqROlsNYwts1B7aANAU+5H6zi/xq7V9XX3CnEV0f3YGTZX7jd6gS1bIf8cRnK7umLWRO77lpcdnZ611V3HIFd4JrFkLj/tsH8BcMS9JJAHotpHA0fwhWp2XmW04MmLqb7mZ3JwCdA= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1563261083; h=Cc:Date:From:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:Message-ID:Sender:Subject:To:ARC-Authentication-Results; bh=OjA5p3fkf3K88CO1U8Ch9uqv5Z2UN08pmO17zIS9IJ8=; b=H1HWYBUdJG94EHSeRdKWr5utVlqdMIyG5GJww/ClpYRASOTKtr3L/KWAXdl/dTNdmQYSGZUauzu8jzmL5s8qmS95CWjI20M7SkMWcB00GvCQyMQVxC8lBPK98aQenZmlmMcwcu7hwmP4xOHH4QRjQoteKxqmTBh3gs23OxSbJoU= ARC-Authentication-Results: i=1; mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1563261083882510.3173263204917; Tue, 16 Jul 2019 00:11:23 -0700 (PDT) Received: from localhost ([::1]:45778 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hnHcQ-0006U6-1A for importer@patchew.org; Tue, 16 Jul 2019 03:11:22 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:41662) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hnHcG-00065g-97 for qemu-devel@nongnu.org; Tue, 16 Jul 2019 03:11:13 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hnHcC-0001JL-PG for qemu-devel@nongnu.org; Tue, 16 Jul 2019 03:11:09 -0400 Received: from mga01.intel.com ([192.55.52.88]:16826) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hnHc9-00018Y-QZ for qemu-devel@nongnu.org; Tue, 16 Jul 2019 03:11:07 -0400 Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 16 Jul 2019 00:10:55 -0700 Received: from joy-desktop.sh.intel.com ([10.239.13.126]) by orsmga008.jf.intel.com with ESMTP; 16 Jul 2019 00:10:53 -0700 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.63,496,1557212400"; d="scan'208";a="161338225" From: Yan Zhao To: qemu-devel@nongnu.org Date: Tue, 16 Jul 2019 15:10:42 +0800 Message-Id: <1563261042-15974-1-git-send-email-yan.y.zhao@intel.com> X-Mailer: git-send-email 2.7.4 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 192.55.52.88 Subject: [Qemu-devel] [PATCH] migration: notify runstate immediately before vcpu stops X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kevin.tian@intel.com, cohuck@redhat.com, Yan Zhao , quintela@redhat.com, crosthwaite.peter@gmail.com, dgilbert@redhat.com, alex.williamson@redhat.com, pbonzini@redhat.com, rth@twiddle.net Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" for some devices to do live migration, it is needed to do something immediately before vcpu stops. add a notification here. Signed-off-by: Yan Zhao --- cpus.c | 1 + 1 file changed, 1 insertion(+) diff --git a/cpus.c b/cpus.c index b09b702..d5d4abe 100644 --- a/cpus.c +++ b/cpus.c @@ -1068,6 +1068,7 @@ static int do_vm_stop(RunState state, bool send_stop) int ret =3D 0; =20 if (runstate_is_running()) { + vm_state_notify(1, state); cpu_disable_ticks(); pause_all_vcpus(); runstate_set(state); --=20 2.7.4