Commit 01f6e14c authored by Peter Xu's avatar Peter Xu Committed by Juan Quintela
Browse files

migration: add comment for TYPE_MIGRATE 



It'll be strange that the migration object inherits TYPE_DEVICE. Add
some explanations to it.

Signed-off-by: default avatarPeter Xu <peterx@redhat.com>
Message-Id: <1498634144-26508-1-git-send-email-peterx@redhat.com>
Reviewed-by: default avatarJuan Quintela <quintela@redhat.com>
Signed-off-by: default avatarJuan Quintela <quintela@redhat.com>
parent 9d18af93

migration/migration.c

+8 −0
Original line number Diff line number Diff line
@@ -2046,6 +2046,14 @@ static void migration_instance_init(Object *obj) 


static const TypeInfo migration_type = {

    .name = TYPE_MIGRATION,

    /*

     * NOTE: "migration" itself is not really a device. We used

     * TYPE_DEVICE here only to leverage some existing QDev features

     * like "-global" properties, and HW_COMPAT_* fields (which are

     * finally applied as global properties as well). If one day the

     * global property feature can be migrated from QDev to QObject in

     * general, then we can switch to QObject as well.

     */

    .parent = TYPE_DEVICE,

    .class_init = migration_class_init,

    .class_size = sizeof(MigrationClass),