CPUFREQ: Fix wrong timer_mutex init and destroy. + Ondemand update.
Revert "alucard_hotplug: Use deferrable work."

This reverts commit 2d495762e4a5626e204afe0d7bea1a5581b1aee9.

for till fix
Revert "Alucard_hotplug: small improvements"

This reverts commit 1f5e27711cff02644783e57ddb34f769c311c5ba.

For now till fix