This code responds to {HEAD ~ a host command} by restoring from {TAIL ~ the non volatile memory} to the memory system a reduced portion of controller state data based upon that host command 
by restoring from
This code responds to { HEAD ~ a host command } by restoring from { TAIL ~ the non volatile memory } to the memory system a reduced portion of controller state data based upon that host command
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH