tree bc5f5ec09ebd0a7f4bb4e7679d81c723cdcf58c6
parent 42c9e7e393583dfc243540e3d3b4ae7cdc46467f
author Bowgo Tsai <bowgotsai@google.com> 1544628073 +0800
committer Bowgo Tsai <bowgotsai@google.com> 1544766621 +0000

fstab: allow mounting other slot

Adding a new fs_mgr flag 'slotselect_other' to mount _b when _a is
active, or vice versa.

Bug: 113182233
Bug: 112103720
Test: `mount_all fstab.test` with one line using `slotselect_other`.

Change-Id: I96c63141df7722dc30ca9817b0b154e493b9eef9