Merge "init: automatically add a new loop device when there are no idle loop...

Merge "init: automatically add a new loop device when there are no idle loop devices" am: a819eb22

Original change: https://android-review.googlesource.com/c/platform/system/core/+/2539610



Change-Id: I650fd7746951020c18e3a31cb098cae8b749752c
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>