
When allocate HTT descriptor, instead of allocating large single chunk of memory, allocate small sized multiple chunk of memory. Then not need to allocate order 5 memory. Will have less chance to have memory alloc fail problem. HTT descriptor. Frag descriptor. OL descriptor. TSO descriptor Change-Id: Ib9d4a3f10adbc0656e1418cf3a67429322bb7164 CRs-fixed: 845666