tree 70e9345082b40ffd9c77a2dd42c738e5d613bd2c
parent e4f1ec315d7fb8835c3d29ebda283dd840ae1a1f
author Jin Qian <jinqian@google.com> 1502754084 -0700
committer Jin Qian <jinqian@google.com> 1502841619 -0700

storaged: store io_history as protobuf file on userdata

Convert storaged internal io_history to protobuf format and serialize
it to userdata partition. Also load this file during storaged startup
to reconstruct io history.

Bug: 63740245
Change-Id: I0697525df1c31fdec20f5ed4e3e9363e2dde244f