tree d069d4386aff57729fc820e3f468e82eb8f2295d
parent fd3dc3c076f30e19e7ac902ba0531c6bcfe2e042
author Jeff Sharkey <jsharkey@android.com> 1491261105 -0600
committer Jeff Sharkey <jsharkey@android.com> 1491261186 -0600

Abort migration early when not enough space.

Otherwise we potentially waste minutes of the users time copying
data that will never fit.

Also fix bug around storage calculation.  It's confusing, but f_bsize
is not the value you're looking for; the real block size is f_frsize.

Test: builds, boots
Bug: 27590986, 36840579
Change-Id: I77c63e259356824cc75a3adcf3f4af567efdc7aa