tree 3e8eec63e5a5d6ade3ca138d0009cb910120245a
parent ad3cf5f868fc36de0a4fa501f074d35a94496b27
author Ying Wang <wangying@google.com> 1282588480 -0700
committer Ying Wang <wangying@google.com> 1282588480 -0700

Backport ext4 support from master [DO NOT MERGE]

ext4 support is needed by crespo.

Change-Id: I604cb9ada526ce8ba6b3648171ac1d614a5519a9