From patchwork Wed Feb 18 14:00:07 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vladimir Sementsov-Ogievskiy X-Patchwork-Id: 440983 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3B7471400B6 for ; Thu, 19 Feb 2015 01:40:07 +1100 (AEDT) Received: from localhost ([::1]:51189 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YO5nJ-0004y3-4X for incoming@patchwork.ozlabs.org; Wed, 18 Feb 2015 09:40:05 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:45531) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YO5mo-00045Z-VY for qemu-devel@nongnu.org; Wed, 18 Feb 2015 09:39:36 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YO5ml-0001jP-8D for qemu-devel@nongnu.org; Wed, 18 Feb 2015 09:39:34 -0500 Received: from mailhub.sw.ru ([195.214.232.25]:48945 helo=relay.sw.ru) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YO5mk-0001ix-T7 for qemu-devel@nongnu.org; Wed, 18 Feb 2015 09:39:31 -0500 Received: from kvm.sw.ru ([10.30.16.253]) by relay.sw.ru (8.13.4/8.13.4) with ESMTP id t1IE0U40024597; Wed, 18 Feb 2015 17:01:05 +0300 (MSK) From: Vladimir Sementsov-Ogievskiy To: qemu-devel@nongnu.org Date: Wed, 18 Feb 2015 17:00:07 +0300 Message-Id: <1424268014-13293-8-git-send-email-vsementsov@parallels.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1424268014-13293-1-git-send-email-vsementsov@parallels.com> References: <1424268014-13293-1-git-send-email-vsementsov@parallels.com> X-detected-operating-system: by eggs.gnu.org: OpenBSD 3.x X-Received-From: 195.214.232.25 Cc: kwolf@redhat.com, peter.maydell@linaro.org, quintela@redhat.com, dgilbert@redhat.com, vsementsov@parallels.com, stefanha@redhat.com, den@openvz.org, amit.shah@redhat.com, pbonzini@redhat.com Subject: [Qemu-devel] [PATCH RFC v3 07/14] qapi: add dirty-bitmaps migration capability X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Signed-off-by: Vladimir Sementsov-Ogievskiy Reviewed-by: John Snow --- include/migration/migration.h | 1 + migration/migration.c | 9 +++++++++ qapi-schema.json | 5 ++++- 3 files changed, 14 insertions(+), 1 deletion(-) diff --git a/include/migration/migration.h b/include/migration/migration.h index f37348b..719875d 100644 --- a/include/migration/migration.h +++ b/include/migration/migration.h @@ -145,6 +145,7 @@ void migrate_del_blocker(Error *reason); bool migrate_rdma_pin_all(void); bool migrate_zero_blocks(void); +bool migrate_dirty_bitmaps(void); bool migrate_auto_converge(void); diff --git a/migration/migration.c b/migration/migration.c index b3adbc6..68e7478 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -567,6 +567,15 @@ bool migrate_zero_blocks(void) return s->enabled_capabilities[MIGRATION_CAPABILITY_ZERO_BLOCKS]; } +bool migrate_dirty_bitmaps(void) +{ + MigrationState *s; + + s = migrate_get_current(); + + return s->enabled_capabilities[MIGRATION_CAPABILITY_DIRTY_BITMAPS]; +} + int migrate_use_xbzrle(void) { MigrationState *s; diff --git a/qapi-schema.json b/qapi-schema.json index 0c31203..70b54ab 100644 --- a/qapi-schema.json +++ b/qapi-schema.json @@ -494,10 +494,13 @@ # @auto-converge: If enabled, QEMU will automatically throttle down the guest # to speed up convergence of RAM migration. (since 1.6) # +# @dirty-bitmaps: If enabled, QEMU will migrate named dirty bitmaps. (since 2.3) +# # Since: 1.2 ## { 'enum': 'MigrationCapability', - 'data': ['xbzrle', 'rdma-pin-all', 'auto-converge', 'zero-blocks'] } + 'data': ['xbzrle', 'rdma-pin-all', 'auto-converge', 'zero-blocks', + 'dirty-bitmaps'] } ## # @MigrationCapabilityStatus