Reevaluate CPU load and update frequency immediately whenever limits
are changed. Currently conservative doesn't do that when limits are
relaxed, wasting power on systems with relatively low sampling rate.
Signed-off-by: NMichal Pecio <mpecio@nvidia.com>
Reviewed-by: NThomas Renninger <trenn@suse.de>
Signed-off-by: NRafael J. Wysocki <rjw@sisk.pl>