From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:34641) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1evrFx-0000lQ-Ae for qemu-devel@nongnu.org; Tue, 13 Mar 2018 17:14:50 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1evrFw-0005mG-BP for qemu-devel@nongnu.org; Tue, 13 Mar 2018 17:14:49 -0400 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:35282 helo=mx1.redhat.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1evrFw-0005lt-7E for qemu-devel@nongnu.org; Tue, 13 Mar 2018 17:14:48 -0400 From: John Snow Date: Tue, 13 Mar 2018 17:14:34 -0400 Message-Id: <20180313211441.5179-7-jsnow@redhat.com> In-Reply-To: <20180313211441.5179-1-jsnow@redhat.com> References: <20180313211441.5179-1-jsnow@redhat.com> Subject: [Qemu-devel] [PULL 06/13] qapi: add dirty-bitmaps migration capability List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: peter.maydell@linaro.org, jsnow@redhat.com, Vladimir Sementsov-Ogievskiy From: Vladimir Sementsov-Ogievskiy Signed-off-by: Vladimir Sementsov-Ogievskiy Reviewed-by: John Snow Reviewed-by: Eric Blake Reviewed-by: Juan Quintela Reviewed-by: Fam Zheng Message-id: 20180313180320.339796-7-vsementsov@virtuozzo.com --- migration/migration.c | 9 +++++++++ migration/migration.h | 1 + qapi/migration.json | 6 +++++- 3 files changed, 15 insertions(+), 1 deletion(-) diff --git a/migration/migration.c b/migration/migration.c index 90307f8ab5..e0aff5c814 100644 --- a/migration/migration.c +++ b/migration/migration.c @@ -1565,6 +1565,15 @@ int migrate_decompress_threads(void) return s->parameters.decompress_threads; } +bool migrate_dirty_bitmaps(void) +{ + MigrationState *s; + + s = 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 08c5d2ded1..da6bc37de8 100644 --- a/migration/migration.h +++ b/migration/migration.h @@ -205,6 +205,7 @@ bool migrate_postcopy(void); bool migrate_release_ram(void); bool migrate_postcopy_ram(void); bool migrate_zero_blocks(void); +bool migrate_dirty_bitmaps(void); bool migrate_auto_converge(void); bool migrate_use_multifd(void); diff --git a/qapi/migration.json b/qapi/migration.json index 7f465a1902..9d0bf82cf4 100644 --- a/qapi/migration.json +++ b/qapi/migration.json @@ -354,12 +354,16 @@ # # @x-multifd: Use more than one fd for migration (since 2.11) # +# @dirty-bitmaps: If enabled, QEMU will migrate named dirty bitmaps. +# (since 2.12) +# # 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', 'pause-before-switchover', 'x-multifd' ] } + 'block', 'return-path', 'pause-before-switchover', 'x-multifd', + 'dirty-bitmaps' ] } ## # @MigrationCapabilityStatus: -- 2.14.3