Just print a message in acpi_tz_monitor() only when new active state is different from the previous active state. This reduce tons of 'acpi_tz0: _AC0: temperature 64.0 >= setpoint 64.0' messages.
Just print a message in acpi_tz_monitor() only when new active state
is different from the previous active state.
This reduce tons of 'acpi_tz0: _AC0: temperature 64.0 >= setpoint 64.0'
messages.

Reviewed by:	msmith

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