Revert "Revert "def: update""

This reverts commit 9125bbc1743990b6e5064ce820539167dede09fa.
Revert "Revert "fix for app-mounted directories""

This reverts commit 57951980a201efb97164c9bb77f8508b639ab3f7.
Revert "PM: Introduce suspend state PM_SUSPEND_FREEZE"

This reverts commit fb472e7f2d11f4a5b2c0676369ddb1e23d97e664.