tree 9f1c5b789f5d0d0d5f207c19ac1e160e586371d6
parent 2349a35d39e7af5eef9064cbd0e42309040551da
author Paul E. McKenney <paulmck@kernel.org> 1620086697 -0700
committer Paul E. McKenney <paulmck@kernel.org> 1620255606 -0700

refscale: Add measurement of clock readout

This commit adds a "clock" type to refscale, which checks the performance
of ktime_get_real_fast_ns().  Use the "clocksource=" kernel boot parameter
to select the underlying clock source.

Signed-off-by: Paul E. McKenney <paulmck@kernel.org>