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authorNikolay Borisov <kernel@kyup.com>2016-10-06 05:42:39 -0700
committerPaul E. McKenney <paulmck@linux.vnet.ibm.com>2016-11-14 10:46:25 -0800
commitf2151a0a3436edbed454f48f9f94321eb70e3d2b (patch)
tree200284a01798b6bf9bc0118264bb5a98c8b1d1ab /lib/Kconfig.debug
parent1f21b50b7785b26aff2a0770d8a674921514ff0c (diff)
downloadlinux-f2151a0a3436edbed454f48f9f94321eb70e3d2b.tar.gz
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>
Diffstat (limited to 'lib/Kconfig.debug')
-rw-r--r--lib/Kconfig.debug3
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 33bc56cf60d7..4a431f18f218 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -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.