1 files changed, 2 insertions, 1 deletions

diff --git a/init/Kconfig b/init/Kconfig
index 4cc0fa13d5eb..0121c0ea3e03 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -331,7 +331,8 @@ config TREE_PREEMPT_RCU
           This option selects the RCU implementation that is
           designed for very large SMP systems with hundreds or
           thousands of CPUs, but for which real-time response
-          is also required.
+          is also required.  It also scales down nicely to
+          smaller systems.
 
 endchoice