Bootcache now gets alignment from dm-bootcache

The alignement of various on disk data structures for
the bootcache was hard coded to be page size. Now, it
is communicated via the Header.

TEST=boot the system with bootcache enabled

Change-Id: I51e526d4ce5b760a5597cc7812dd89a317bb2384
Commit-Ready: Paul Taysom <>
Reviewed-by: Paul Taysom <>
Tested-by: Paul Taysom <>
2 files changed