cpufreq: interactive: allow 1ms delay in above_hispeed_delay

Furthermore adjust tunables a bit.

Signed-off-by: Blechd0se <alex.christ@hotmail.de>
cpufreq: interactive: reset floor_validate_time for 100ms

During high CPU intensive workloads interactives timer won't
be adjusted. With this change the CPU can stay at least
100ms longer on the highest frequency to finish its work faster.

Signed-off-by: Blechd0se <alex.christ@hotmail.de>
fs: namespace: speed up mounting

Signed-off-by: Blechd0se <alex.christ@hotmail.de>