wakelock: (tungstwenty's implementation) expanded deleted wakelocks to let us see which wakelock they were before they got deleted.
wakelock: main_wake_lock fix by tungstwenty
Revert "ARM: 7449/1: use generic strnlen_user and strncpy_from_user functions"

This reverts commit a7572c2856abc43becec40c10224b4bad78bd712.
Enable F2FS