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rcu: RCU_TRACE enables event tracing as well as debugfs 

The commit brings the RCU_TRACE Kconfig option's help text up to date
by noting that it enables additional event tracing as well as debugfs.

Signed-off-by: Nikolay Borisov <kernel@kyup.com>
[ paulmck:  Do some wordsmithing. ]
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
hifive-unleashed-5.1
Nikolay Borisov 2016-10-06 05:42:39 -07:00 committed by Paul E. McKenney
parent 1f21b50b77
commit f2151a0a34
1 changed files with 2 additions and 1 deletions
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lib/Kconfig.debug
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@ -1430,7 +1430,8 @@ config RCU_TRACE
select TRACE_CLOCK
help
This option provides tracing in RCU which presents stats
in debugfs for debugging RCU implementation.
in debugfs for debugging RCU implementation. It also enables
additional tracepoints for ftrace-style event tracing.
Say Y here if you want to enable RCU tracing
Say N if you are unsure.