COLO: Add block replication into colo process
Make sure master start block replication after slave's block
replication started.
Besides, we need to activate VM's blocks before goes into
COLO state.
Signed-off-by: zhanghailiang <zhang.zhanghailiang@huawei.com>
Signed-off-by: Li Zhijian <lizhijian@cn.fujitsu.com>
Signed-off-by: Zhang Chen <zhangckid@gmail.com>
Signed-off-by: Zhang Chen <chen.zhang@intel.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
diff --git a/migration/migration.c b/migration/migration.c
index 32ce058..bf5fcd1 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -386,6 +386,7 @@
MigrationIncomingState *mis = migration_incoming_get_current();
PostcopyState ps;
int ret;
+ Error *local_err = NULL;
assert(mis->from_src_file);
mis->migration_incoming_co = qemu_coroutine_self();
@@ -418,6 +419,15 @@
/* we get COLO info, and know if we are in COLO mode */
if (!ret && migration_incoming_enable_colo()) {
+ /* Make sure all file formats flush their mutable metadata */
+ bdrv_invalidate_cache_all(&local_err);
+ if (local_err) {
+ migrate_set_state(&mis->state, MIGRATION_STATUS_ACTIVE,
+ MIGRATION_STATUS_FAILED);
+ error_report_err(local_err);
+ exit(EXIT_FAILURE);
+ }
+
qemu_thread_create(&mis->colo_incoming_thread, "COLO incoming",
colo_process_incoming_thread, mis, QEMU_THREAD_JOINABLE);
mis->have_colo_incoming_thread = true;