From: Peter Krempa <pkrempa@redhat.com> If the qcow2 data file feature (which separates the data into a separate file from the metadata) is in use the migration safety check ought co consider both the metadata and the data file for safe migration. Signed-off-by: Peter Krempa <pkrempa@redhat.com> --- src/qemu/qemu_migration.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/src/qemu/qemu_migration.c b/src/qemu/qemu_migration.c index ae26f74f8c..2e52e73f48 100644 --- a/src/qemu/qemu_migration.c +++ b/src/qemu/qemu_migration.c @@ -1795,6 +1795,12 @@ qemuMigrationSrcIsSafeDisk(virDomainDiskDef *disk, &requires_safe_cache) < 0) return false; + if (disk->src->dataFileStore && + qemuMigrationSrcCheckStorageSourceSafety(disk->src->dataFileStore, + cfg, &unsafe_storage, + &requires_safe_cache) < 0) + return false; + if (unsafe_storage) { virReportError(VIR_ERR_MIGRATE_UNSAFE, "%s", _("Migration without shared storage is unsafe")); -- 2.51.0