
1. Keep serialization legacy api not broken. Serialization enhancement have much changes on internal struct and API, need re-implement serialization legacy APIs. 2. Set all cmds on MCL platform as blocking type. MCL dones't support cmd concurrency on multi vdevs, while WIN need it. Change-Id: I5d5d6e0e16becb0b0f285fd8ed20982f2819659c CRs-Fixed: 2315407