From nobody Wed Nov 5 10:02:54 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; 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 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1499704935360664.976039794373; Mon, 10 Jul 2017 09:42:15 -0700 (PDT) Received: from localhost ([::1]:41996 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dUblF-0001NG-5X for importer@patchew.org; Mon, 10 Jul 2017 12:42:13 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:47117) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dUba6-0000fP-2V for qemu-devel@nongnu.org; Mon, 10 Jul 2017 12:30:43 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dUba2-0001O7-UU for qemu-devel@nongnu.org; Mon, 10 Jul 2017 12:30:41 -0400 Received: from mailhub.sw.ru ([195.214.232.25]:25940 helo=relay.sw.ru) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dUba2-0001LN-CJ; Mon, 10 Jul 2017 12:30:38 -0400 Received: from kvm.sw.ru (msk-vpn.virtuozzo.com [195.214.232.6]) by relay.sw.ru (8.13.4/8.13.4) with ESMTP id v6AGUTIi031112; Mon, 10 Jul 2017 19:30:32 +0300 (MSK) From: Vladimir Sementsov-Ogievskiy To: qemu-block@nongnu.org, qemu-devel@nongnu.org Date: Mon, 10 Jul 2017 19:30:19 +0300 Message-Id: <20170710163029.129912-7-vsementsov@virtuozzo.com> X-Mailer: git-send-email 2.11.1 In-Reply-To: <20170710163029.129912-1-vsementsov@virtuozzo.com> References: <20170710163029.129912-1-vsementsov@virtuozzo.com> X-detected-operating-system: by eggs.gnu.org: OpenBSD 3.x [fuzzy] X-Received-From: 195.214.232.25 Subject: [Qemu-devel] [PATCH v7 06/16] qapi: add dirty-bitmaps migration capability X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kwolf@redhat.com, peter.maydell@linaro.org, vsementsov@virtuozzo.com, famz@redhat.com, lirans@il.ibm.com, quintela@redhat.com, jsnow@redhat.com, armbru@redhat.com, mreitz@redhat.com, stefanha@redhat.com, den@openvz.org, amit.shah@redhat.com, pbonzini@redhat.com, dgilbert@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Signed-off-by: Vladimir Sementsov-Ogievskiy Reviewed-by: John Snow Reviewed-by: Eric Blake Reviewed-by: Juan Quintela --- migration/migration.c | 9 +++++++++ migration/migration.h | 1 + qapi-schema.json | 4 +++- 3 files changed, 13 insertions(+), 1 deletion(-) diff --git a/migration/migration.c b/migration/migration.c index b13a9f496a..dac67eab69 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -1280,6 +1280,15 @@ int migrate_decompress_threads(void) return s->parameters.decompress_threads; } =20 +bool migrate_dirty_bitmaps(void) +{ + MigrationState *s; + + s =3D migrate_get_current(); + + return s->enabled_capabilities[MIGRATION_CAPABILITY_DIRTY_BITMAPS]; +} + bool migrate_use_events(void) { MigrationState *s; diff --git a/migration/migration.h b/migration/migration.h index 1d974bacce..0c6ba56423 100644 --- a/migration/migration.h +++ b/migration/migration.h @@ -170,6 +170,7 @@ bool migrate_postcopy(void); bool migrate_release_ram(void); bool migrate_postcopy_ram(void); bool migrate_zero_blocks(void); +bool migrate_dirty_bitmaps(void); =20 bool migrate_auto_converge(void); =20 diff --git a/qapi-schema.json b/qapi-schema.json index 485767f1ab..f1d32547ec 100644 --- a/qapi-schema.json +++ b/qapi-schema.json @@ -903,12 +903,14 @@ # @return-path: If enabled, migration will use the return path even # for precopy. (since 2.10) # +# @dirty-bitmaps: If enabled, QEMU will migrate named dirty bitmaps. (sinc= e 2.9) +# # Since: 1.2 ## { 'enum': 'MigrationCapability', 'data': ['xbzrle', 'rdma-pin-all', 'auto-converge', 'zero-blocks', 'compress', 'events', 'postcopy-ram', 'x-colo', 'release-ram', - 'block', 'return-path' ] } + 'block', 'return-path', 'dirty-bitmaps' ] } =20 ## # @MigrationCapabilityStatus: --=20 2.11.1