refperf: Adjust refperf.loop default value

With the various measurement optimizations, 10,000 loops normally
suffices.  This commit therefore reduces the refperf.loops default value
from 10,000,000 to 10,000.

Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
This commit is contained in:
Paul E. McKenney 2020-05-29 13:11:26 -07:00
commit 4dd72a338a