From nobody Sun Feb 8 16:11:32 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of redhat.com designates 209.132.183.28 as permitted sender) client-ip=209.132.183.28; envelope-from=libvir-list-bounces@redhat.com; helo=mx1.redhat.com; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of redhat.com designates 209.132.183.28 as permitted sender) smtp.mailfrom=libvir-list-bounces@redhat.com; dmarc=pass(p=none dis=none) header.from=redhat.com Return-Path: Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by mx.zohomail.com with SMTPS id 1549469359600694.0550020872302; Wed, 6 Feb 2019 08:09:19 -0800 (PST) Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id AC5AD13924; Wed, 6 Feb 2019 16:09:16 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.21]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 5437764438; Wed, 6 Feb 2019 16:09:16 +0000 (UTC) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by colo-mx.corp.redhat.com (Postfix) with ESMTP id F3DE33F602; Wed, 6 Feb 2019 16:09:14 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id x16G9DQA020424 for ; Wed, 6 Feb 2019 11:09:13 -0500 Received: by smtp.corp.redhat.com (Postfix) id 9CF8384E4; Wed, 6 Feb 2019 16:09:13 +0000 (UTC) Received: from virval.usersys.redhat.com (unknown [10.43.2.20]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 6DB804142 for ; Wed, 6 Feb 2019 16:09:13 +0000 (UTC) Received: by virval.usersys.redhat.com (Postfix, from userid 500) id 203631002A8; Wed, 6 Feb 2019 17:09:12 +0100 (CET) From: Jiri Denemark To: libvir-list@redhat.com Date: Wed, 6 Feb 2019 17:08:59 +0100 Message-Id: <3559c92d647dbfd27afc67d704a22127bf6cf89e.1549469222.git.jdenemar@redhat.com> In-Reply-To: References: MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-loop: libvir-list@redhat.com Subject: [libvirt] [PATCH 1/3] Public API for parallel migration X-BeenThere: libvir-list@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: Development discussions about the libvirt library & tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: quoted-printable Sender: libvir-list-bounces@redhat.com Errors-To: libvir-list-bounces@redhat.com X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.28]); Wed, 06 Feb 2019 16:09:18 +0000 (UTC) Content-Type: text/plain; charset="utf-8" This patch adds a new VIR_MIGRATE_PARALLEL flag for migration APIs which will ask the hypervisor to use multiple parallel connections for migrating a domain. The number of parallel connections can be set using VIR_MIGRATE_PARAM_PARALLEL_CONNECTIONS typed parameter. Signed-off-by: Jiri Denemark --- include/libvirt/libvirt-domain.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/include/libvirt/libvirt-domain.h b/include/libvirt/libvirt-dom= ain.h index d99f9b690b..b79a817ce5 100644 --- a/include/libvirt/libvirt-domain.h +++ b/include/libvirt/libvirt-domain.h @@ -831,6 +831,12 @@ typedef enum { */ VIR_MIGRATE_TLS =3D (1 << 16), =20 + /* Send memory pages to the destination host through several network + * connections. See VIR_MIGRATE_PARAM_PARALLEL_* parameters for + * configuring the parallel migration. + */ + VIR_MIGRATE_PARALLEL =3D (1 << 17), + } virDomainMigrateFlags; =20 =20 @@ -1025,6 +1031,14 @@ typedef enum { */ # define VIR_MIGRATE_PARAM_AUTO_CONVERGE_INCREMENT "auto_converge.increme= nt" =20 +/** + * VIR_MIGRATE_PARAM_PARALLEL_CONNECTIONS: + * + * virDomainMigrate* params field: number of connections used during paral= lel + * migration. As VIR_TYPED_PARAM_INT. + */ +# define VIR_MIGRATE_PARAM_PARALLEL_CONNECTIONS "parallel.connections" + /* Domain migration. */ virDomainPtr virDomainMigrate (virDomainPtr domain, virConnectPtr dconn, unsigned long flags, const char *dname, --=20 2.20.1 -- libvir-list mailing list libvir-list@redhat.com https://www.redhat.com/mailman/listinfo/libvir-list