Merge tag 'disintegrate-misc-arches-20121010' of git://git.infradead.org/users/dhowel...

[cascardo/linux.git] / init / Kconfig

diff --git a/init/Kconfig b/init/Kconfig
index 4c93533..89e4cf6 100644 (file)
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -496,6 +496,12 @@ config RCU_USER_QS
          excluded from the global RCU state machine and thus doesn't
          to keep the timer tick on for RCU.
 
+         Unless you want to hack and help the development of the full
+         tickless feature, you shouldn't enable this option. It adds
+         unnecessary overhead.
+
+         If unsure say N
+
 config RCU_USER_QS_FORCE
        bool "Force userspace extended QS by default"
        depends on RCU_USER_QS
@@ -504,6 +510,12 @@ config RCU_USER_QS_FORCE
          test this feature that treats userspace as an extended quiescent
          state until we have a real user like a full adaptive nohz option.
 
+         Unless you want to hack and help the development of the full
+         tickless feature, you shouldn't enable this option. It adds
+         unnecessary overhead.
+
+         If unsure say N
+
 config RCU_FANOUT
        int "Tree-based hierarchical RCU fanout value"
        range 2 64 if 64BIT