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(parent: 75dd8ef) | patch
refperf: Allow decimal nanoseconds
authorPaul E. McKenney <paulmck@kernel.org>
Mon, 25 May 2020 22:31:07 +0000 (15:31 -0700)
committerPaul E. McKenney <paulmck@kernel.org>
Mon, 29 Jun 2020 19:00:44 +0000 (12:00 -0700)
commit83b88c86da0e5f97faeac5a9bb19fe32f8c0394b
tree33dfaac65cd4e24ca3f9a112f990df4a5bf325fbtree | snapshot
parent75dd8efef56ed5959c398974c785026f84aa0d1acommit | diff
refperf: Allow decimal nanoseconds

The CONFIG_PREEMPT=n rcu_read_lock()/rcu_read_unlock() pair's overhead,
even including loop overhead, is far less than one nanosecond.
Since logscale plots are not all that happy with zero values, provide
picoseconds as decimals.

Cc: Joel Fernandes (Google) <joel@joelfernandes.org>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
kernel/rcu/refperf.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git